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< a href = "sat__base_8h.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00006" name = "l00006" > < / a > < span class = "lineno" > 6< / span > < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a id = "l00009" name = "l00009" > < / a > < span class = "lineno" > 9< / span > < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
< div class = "line" > < a id = "l00010" name = "l00010" > < / a > < span class = "lineno" > 10< / span > < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > 11< / span > < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "comment" > // Basic types and classes used by the sat solver.< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < span class = "preprocessor" > #ifndef OR_TOOLS_SAT_SAT_BASE_H_< / span > < / div >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "preprocessor" > #define OR_TOOLS_SAT_SAT_BASE_H_< / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < algorithm> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < cstdint> < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < deque> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #include < memory> < / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "preprocessor" > #include < string> < / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "preprocessor" > #include " absl/base/attributes.h" < / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "preprocessor" > #include " absl/strings/str_format.h" < / span > < / div >
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< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "preprocessor" > #include " absl/strings/string_view.h" < / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "preprocessor" > #include " absl/types/span.h" < / span > < / div >
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< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "preprocessor" > #include " < a class = "code" href = "integral__types_8h.html" > ortools/base/integral_types.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "preprocessor" > #include " < a class = "code" href = "base_2logging_8h.html" > ortools/base/logging.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "preprocessor" > #include " < a class = "code" href = "macros_8h.html" > ortools/base/macros.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__vector_8h.html" > ortools/base/strong_vector.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat_2model_8h.html" > ortools/sat/model.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "preprocessor" > #include " < a class = "code" href = "bitset_8h.html" > ortools/util/bitset.h< / a > " < / span > < / div >
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< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__integers_8h.html" > ortools/util/strong_integers.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "comment" > // Index of a variable (> = 0).< / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a5ee6af9b585a14fcbbbedee050b6c934" > 42< / a > < / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a0e75372160364c7130866052ddade46b" > DEFINE_STRONG_INDEX_TYPE< / a > (BooleanVariable);< / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > 43< / a > < / span > < span class = "keyword" > const< / span > BooleanVariable < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > kNoBooleanVariable< / a > (-1);< / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "comment" > // Index of a literal (> = 0), see Literal below.< / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a2eac46edfbe4bab27e13aebe3805a558" > 46< / a > < / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a0e75372160364c7130866052ddade46b" > DEFINE_STRONG_INDEX_TYPE< / a > (LiteralIndex);< / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > 47< / a > < / span > < span class = "keyword" > const< / span > LiteralIndex < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > (-1);< / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < span class = "comment" > // Special values used in some API to indicate a literal that is always true< / span > < / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > < span class = "comment" > // or always false.< / span > < / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a7ab45c5256e605ee3da3bf3abd1df2e1" > 51< / a > < / span > < span class = "keyword" > const< / span > LiteralIndex < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a7ab45c5256e605ee3da3bf3abd1df2e1" > kTrueLiteralIndex< / a > (-2);< / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a969b5056550d96847f8c35f19fd17f50" > 52< / a > < / span > < span class = "keyword" > const< / span > LiteralIndex < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a969b5056550d96847f8c35f19fd17f50" > kFalseLiteralIndex< / a > (-3);< / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < span class = "comment" > // A literal is used to represent a variable or its negation. If it represents< / span > < / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < span class = "comment" > // the variable it is said to be positive. If it represent its negation, it is< / span > < / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > < span class = "comment" > // said to be negative. We support two representations as an integer.< / span > < / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > < span class = "comment" > // The " signed" encoding of a literal is convenient for input/output and is used< / span > < / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < span class = "comment" > // in the cnf file format. For a 0-based variable index x, (x + 1) represent the< / span > < / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < span class = "comment" > // variable x and -(x + 1) represent its negation. The signed value 0 is an< / span > < / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > < span class = "comment" > // undefined literal and this class can never contain it.< / span > < / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > < span class = "comment" > // The " index" encoding of a literal is convenient as an index to an array< / span > < / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > < span class = "comment" > // and is the one used internally for efficiency. It is always positive or zero,< / span > < / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > < span class = "comment" > // and for a 0-based variable index x, (x < < 1) encode the variable x and the< / span > < / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < span class = "comment" > // same number XOR 1 encode its negation.< / span > < / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html" > 67< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > {< / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < span class = "comment" > // Not explicit for tests so we can write:< / span > < / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < span class = "comment" > // vector< literal> literal = {+1, -3, +4, -9};< / span > < / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a03f5ae0ce9819070959d97a8ba3fafeb" > 71< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a03f5ae0ce9819070959d97a8ba3fafeb" > Literal< / a > (< span class = "keywordtype" > int< / span > signed_value) < span class = "comment" > // NOLINT< / span > < / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > : index_(signed_value > 0 ? ((signed_value - 1) < < 1)< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > : ((-signed_value - 1) < < 1) ^ 1) {< / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > (signed_value, 0);< / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > }< / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a9784d5d367dedd98ed04e2fa348f074f" > 77< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a9784d5d367dedd98ed04e2fa348f074f" > Literal< / a > () {}< / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a5ae65a7505484ceddf89bd2b9c21d792" > 78< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a5ae65a7505484ceddf89bd2b9c21d792" > Literal< / a > (LiteralIndex < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ) : index_(< a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > .< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ()) {}< / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a61f955aa65f0a4fbac978a971df2a71b" > 79< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a61f955aa65f0a4fbac978a971df2a71b" > Literal< / a > (BooleanVariable variable, < span class = "keywordtype" > bool< / span > is_positive)< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > : index_(is_positive ? (variable.< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > () < < 1)< / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > : (variable.< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > () < < 1) ^ 1) {}< / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > 83< / a > < / span > BooleanVariable < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > BooleanVariable(index_ > > 1); }< / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#ab76ca9049d6f3f1948d7120a98765107" > 84< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#ab76ca9049d6f3f1948d7120a98765107" > IsPositive< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > !(index_ & 1); }< / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a25c0ee2396b7c753ede511a987c31450" > 85< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a25c0ee2396b7c753ede511a987c31450" > IsNegative< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > (index_ & 1); }< / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > 87< / a > < / span > LiteralIndex < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > LiteralIndex(index_); }< / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > 88< / a > < / span > LiteralIndex < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > LiteralIndex(index_ ^ 1); }< / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a44fc3f1a79635fadb162d04cec312341" > 90< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a44fc3f1a79635fadb162d04cec312341" > SignedValue< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < span class = "keywordflow" > return< / span > (index_ & 1) ? -((index_ > > 1) + 1) : ((index_ > > 1) + 1);< / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > }< / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > 94< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a9784d5d367dedd98ed04e2fa348f074f" > Literal< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()); }< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a764be64f3029f8b8e23511061d8de355" > 96< / a > < / span > std::string < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a764be64f3029f8b8e23511061d8de355" > DebugString< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < span class = "keywordflow" > return< / span > absl::StrFormat(< span class = "stringliteral" > " %+d" < / span > , < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a44fc3f1a79635fadb162d04cec312341" > SignedValue< / a > ());< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > }< / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a78ae4d5b6b40e2cc193c4b6a86c24625" > 99< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a78ae4d5b6b40e2cc193c4b6a86c24625" > operator==< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > other)< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > index_ == other.index_; }< / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#a7b1388435465b7a06a34aa47620ea00a" > 100< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a7b1388435465b7a06a34aa47620ea00a" > operator!=< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > other)< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > index_ != other.index_; }< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > < / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal.html#aa80bf44cbb4e63b3f6939627511ba172" > 102< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#aa80bf44cbb4e63b3f6939627511ba172" > operator< < / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > & < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > () < < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index();< / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > }< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < span class = "keywordtype" > int< / span > index_;< / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > };< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#aac642826c64ada206ceeec3c813a803a" > 110< / a > < / span > < span class = "keyword" > inline< / span > std::ostream& < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a15ca399ada8a279dc92f693ede7e4004" > operator< < < / a > (std::ostream& os, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) {< / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > os < < < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a764be64f3029f8b8e23511061d8de355" > DebugString< / a > ();< / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "keywordflow" > return< / span > os;< / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > }< / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a38ddf9ebf6ced32e8fef8475caa357c2" > 115< / a > < / span > < span class = "keyword" > inline< / span > std::ostream& < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a15ca399ada8a279dc92f693ede7e4004" > operator< < < / a > (std::ostream& os,< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > absl::Span< const Literal> literals) {< / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : literals) {< / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > os < < < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a764be64f3029f8b8e23511061d8de355" > DebugString< / a > () < < < span class = "stringliteral" > " ," < / span > ;< / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > }< / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "keywordflow" > return< / span > os;< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > }< / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > < span class = "comment" > // Holds the current variable assignment of the solver.< / span > < / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < span class = "comment" > // Each variable can be unassigned or be assigned to true or false.< / span > < / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > 125< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > {< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a3a2eb52fad77241c041915420051ed0d" > 127< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a3a2eb52fad77241c041915420051ed0d" > VariablesAssignment< / a > () {}< / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af02c5883cb4307050488aa58c6090750" > 128< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af02c5883cb4307050488aa58c6090750" > VariablesAssignment< / a > (< span class = "keywordtype" > int< / span > num_variables) { < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af7fbbd00f0e631ce361b5ce6636b2017" > Resize< / a > (num_variables); }< / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af7fbbd00f0e631ce361b5ce6636b2017" > 129< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af7fbbd00f0e631ce361b5ce6636b2017" > Resize< / a > (< span class = "keywordtype" > int< / span > num_variables) {< / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1_bitset64.html#a95a7b1824d872a78f5b53153c8436f36" > Resize< / a > (LiteralIndex(num_variables < < 1));< / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > }< / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < span class = "comment" > // Makes the given literal true by assigning its underlying variable to either< / span > < / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > < span class = "comment" > // true or false depending on the literal sign. This can only be called on an< / span > < / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > < span class = "comment" > // unassigned variable.< / span > < / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a945bb6c1e83f281fdde5778473a12b37" > 136< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a945bb6c1e83f281fdde5778473a12b37" > AssignFromTrueLiteral< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) {< / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Variable()));< / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1_bitset64.html#a76e58f3dd327215d28ea8c48f8c86009" > Set< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index());< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > }< / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > < span class = "comment" > // Unassign the variable corresponding to the given literal.< / span > < / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < span class = "comment" > // This can only be called on an assigned variable.< / span > < / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ac0fcde8be88b802d340601a4a0441b28" > 143< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ac0fcde8be88b802d340601a4a0441b28" > UnassignLiteral< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) {< / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Variable()));< / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1_bitset64.html#ab37281d042575e18ebc25cb0b970e93d" > ClearTwoBits< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index());< / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > }< / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > < / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > < span class = "comment" > // Literal getters. Note that both can be false, in which case the< / span > < / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < span class = "comment" > // corresponding variable is not assigned.< / span > < / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > 150< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < span class = "keywordflow" > return< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1_bitset64.html#aa454a4099ee887726b8f5b4a8ed1a81d" > IsSet< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .NegatedIndex());< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > }< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > 153< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < span class = "keywordflow" > return< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1_bitset64.html#aa454a4099ee887726b8f5b4a8ed1a81d" > IsSet< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index());< / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > }< / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > 156< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "keywordflow" > return< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1_bitset64.html#af8ee09b89dbde91655b7aa7537da21fb" > AreOneOfTwoBitsSet< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index());< / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > }< / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > < span class = "comment" > // Returns true iff the given variable is assigned.< / span > < / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > 161< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > < span class = "keywordflow" > return< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1_bitset64.html#af8ee09b89dbde91655b7aa7537da21fb" > AreOneOfTwoBitsSet< / a > (LiteralIndex(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value() < < 1));< / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > }< / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > < span class = "comment" > // Returns the literal of the given variable that is assigned to true.< / span > < / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < span class = "comment" > // That is, depending on the variable, it can be the positive literal or the< / span > < / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < span class = "comment" > // negative one. Only call this on an assigned variable.< / span > < / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ac821b9b8b54da703731ce70864668a89" > 168< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ac821b9b8b54da703731ce70864668a89" > GetTrueLiteralForAssignedVariable< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , assignment_.< a class = "code hl_function" href = "classoperations__research_1_1_bitset64.html#aa454a4099ee887726b8f5b4a8ed1a81d" > IsSet< / a > (LiteralIndex(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value() < < 1)));< / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > }< / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ae19413c447377161d432f18d1323a037" > 173< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ae19413c447377161d432f18d1323a037" > NumberOfVariables< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1_bitset64.html#a1df2b3a4485e328397fda9b5f9b3ea2b" > size< / a > ().value() / 2; }< / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > < span class = "comment" > // The encoding is as follows:< / span > < / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > < span class = "comment" > // - assignment_.IsSet(literal.Index()) means literal is true.< / span > < / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < span class = "comment" > // - assignment_.IsSet(literal.Index() ^ 1]) means literal is false.< / span > < / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < span class = "comment" > // - If both are false, then the variable (and the literal) is unassigned.< / span > < / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > < a class = "code hl_class" href = "classoperations__research_1_1_bitset64.html" > Bitset64< LiteralIndex> < / a > assignment_;< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > < / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > DISALLOW_COPY_AND_ASSIGN(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > );< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > };< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > < / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < span class = "comment" > // Forward declaration.< / span > < / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "keyword" > class < / span > SatClause;< / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < span class = "keyword" > class < / span > SatPropagator;< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > < / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < span class = "comment" > // Information about a variable assignment.< / span > < / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_info.html" > 190< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_assignment_info.html" > AssignmentInfo< / a > {< / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > < span class = "comment" > // The decision level at which this assignment was made. This starts at 0 and< / span > < / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < span class = "comment" > // increases each time the solver takes a search decision.< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > // TODO(user): We may be able to get rid of that for faster enqueues. Most of< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "comment" > // the code only need to know if this is 0 or the highest level, and for the< / span > < / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < span class = "comment" > // LBD computation, the literal of the conflict are already ordered by level,< / span > < / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < span class = "comment" > // so we could do it fairly efficiently.< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < span class = "comment" > // TODO(user): We currently don' t support more than 2^28 decision levels. That< / span > < / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < span class = "comment" > // should be enough for most practical problem, but we should fail properly if< / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "comment" > // this limit is reached.< / span > < / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > 202< / a > < / span > uint32_t < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > : 28;< / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > < / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < span class = "comment" > // The type of assignment (see AssignmentType below).< / span > < / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < span class = "comment" > // Note(user): We currently don' t support more than 16 types of assignment.< / span > < / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < span class = "comment" > // This is checked in RegisterPropagator().< / span > < / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > 208< / a > < / span > < span class = "keyword" > mutable< / span > uint32_t < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > type< / a > : 4;< / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < span class = "comment" > // The index of this assignment in the trail.< / span > < / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > 211< / a > < / span > int32_t < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > trail_index< / a > ;< / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > < / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a764be64f3029f8b8e23511061d8de355" > 213< / a > < / span > std::string < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a764be64f3029f8b8e23511061d8de355" > DebugString< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > < span class = "keywordflow" > return< / span > absl::StrFormat(< span class = "stringliteral" > " level:%d type:%d trail_index:%d" < / span > , < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > , < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > type< / a > ,< / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > trail_index< / a > );< / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > }< / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > };< / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "keyword" > static_assert< / span > (< span class = "keyword" > sizeof< / span > (AssignmentInfo) == 8,< / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > < span class = "stringliteral" > " ERROR_AssignmentInfo_is_not_well_compacted" < / span > );< / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > < / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < span class = "comment" > // Each literal on the trail will have an associated propagation " type" which is< / span > < / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > < span class = "comment" > // either one of these special types or the id of a propagator.< / span > < / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_type.html" > 223< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_assignment_type.html" > AssignmentType< / a > {< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_type.html#aed9440f488a2d8ecd25c9c2dfe4b47a9" > 224< / a > < / span > < span class = "keyword" > static< / span > < span class = "keyword" > constexpr< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#aed9440f488a2d8ecd25c9c2dfe4b47a9" > kCachedReason< / a > = 0;< / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a0af1fd961132503823ccfd6df2adefad" > 225< / a > < / span > < span class = "keyword" > static< / span > < span class = "keyword" > constexpr< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a0af1fd961132503823ccfd6df2adefad" > kUnitReason< / a > = 1;< / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a916a0609367bae97bd6788542d4925eb" > 226< / a > < / span > < span class = "keyword" > static< / span > < span class = "keyword" > constexpr< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a916a0609367bae97bd6788542d4925eb" > kSearchDecision< / a > = 2;< / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a2d3b6b7de1d47e582380603377aaa347" > 227< / a > < / span > < span class = "keyword" > static< / span > < span class = "keyword" > constexpr< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a2d3b6b7de1d47e582380603377aaa347" > kSameReasonAs< / a > = 3;< / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > < / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < span class = "comment" > // Propagator ids starts from there and are created dynamically.< / span > < / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a815024d87e5d1d440d156094da0a6ceb" > 230< / a > < / span > < span class = "keyword" > static< / span > < span class = "keyword" > constexpr< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a815024d87e5d1d440d156094da0a6ceb" > kFirstFreePropagationId< / a > = 4;< / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > };< / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < span class = "comment" > // The solver trail stores the assignment made by the solver in order.< / span > < / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "comment" > // This class is responsible for maintaining the assignment of each variable< / span > < / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "comment" > // and the information of each assignment.< / span > < / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html" > 236< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > {< / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a3e73ede56a82d4d632ef52165913443d" > 238< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a3e73ede56a82d4d632ef52165913443d" > Trail< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > ) : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > () {}< / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#ade548858eb3eee55460833295e880e9b" > 240< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ade548858eb3eee55460833295e880e9b" > Trail< / a > () {< / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > current_info_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > trail_index< / a > = 0;< / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > current_info_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > = 0;< / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > }< / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#af7fbbd00f0e631ce361b5ce6636b2017" > Resize< / a > (< span class = "keywordtype" > int< / span > num_variables);< / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > < / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < span class = "comment" > // Registers a propagator. This assigns a unique id to this propagator and< / span > < / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < span class = "comment" > // calls SetPropagatorId() on it.< / span > < / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a120ef5f82f667fe8a6a38db137bfd2a7" > RegisterPropagator< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > SatPropagator< / a > * propagator);< / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > < / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > < span class = "comment" > // Enqueues the assignment that make the given literal true on the trail. This< / span > < / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < span class = "comment" > // should only be called on unassigned variables.< / span > < / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > 253< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > Enqueue< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal, < span class = "keywordtype" > int< / span > propagator_id) {< / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ()));< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > trail_[current_info_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > trail_index< / a > ] = true_literal;< / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > current_info_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > type< / a > = propagator_id;< / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > info_[true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ()] = current_info_;< / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a945bb6c1e83f281fdde5778473a12b37" > AssignFromTrueLiteral< / a > (true_literal);< / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > ++current_info_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > trail_index< / a > ;< / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > }< / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "comment" > // Specific Enqueue() version for the search decision.< / span > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#afc2d489cf3ae30c4b27ff1e4359e1be9" > 263< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#afc2d489cf3ae30c4b27ff1e4359e1be9" > EnqueueSearchDecision< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal) {< / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > Enqueue< / a > (true_literal, < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a916a0609367bae97bd6788542d4925eb" > AssignmentType::kSearchDecision< / a > );< / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > }< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > < / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < span class = "comment" > // Specific Enqueue() version for a fixed variable.< / span > < / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#afb89e56bea39296ff292b51a84491875" > 268< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#afb89e56bea39296ff292b51a84491875" > EnqueueWithUnitReason< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal) {< / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > Enqueue< / a > (true_literal, < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a0af1fd961132503823ccfd6df2adefad" > AssignmentType::kUnitReason< / a > );< / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > }< / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > < / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > < span class = "comment" > // Some constraints propagate a lot of literals at once. In these cases, it is< / span > < / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > < span class = "comment" > // more efficient to have all the propagated literals except the first one< / span > < / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < span class = "comment" > // referring to the reason of the first of them.< / span > < / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a4086a48ef9859b6ed0a5e9dd08d622c7" > 275< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4086a48ef9859b6ed0a5e9dd08d622c7" > EnqueueWithSameReasonAs< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal,< / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > BooleanVariable reference_var) {< / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > reference_var_with_same_reason_as_[true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ()] = reference_var;< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > Enqueue< / a > (true_literal, < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a2d3b6b7de1d47e582380603377aaa347" > AssignmentType::kSameReasonAs< / a > );< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > }< / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > < / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > < span class = "comment" > // Enqueues the given literal using the current content of< / span > < / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > < span class = "comment" > // GetEmptyVectorToStoreReason() as the reason. This API is a bit more< / span > < / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > < span class = "comment" > // leanient and does not require the literal to be unassigned. If it is< / span > < / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < span class = "comment" > // already assigned to false, then MutableConflict() will be set appropriately< / span > < / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < span class = "comment" > // and this will return false otherwise this will enqueue the literal and< / span > < / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > < span class = "comment" > // returns true.< / span > < / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#aa390738a7cb0521a9c1951f3108c0251" > 287< / a > < / span > ABSL_MUST_USE_RESULT < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aa390738a7cb0521a9c1951f3108c0251" > EnqueueWithStoredReason< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal) {< / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > < span class = "keywordflow" > if< / span > (assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (true_literal)) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > < span class = "keywordflow" > if< / span > (assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (true_literal)) {< / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > *< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ab932e215c6dff3fe8f077d4d6a409c0c" > MutableConflict< / a > () = reasons_repository_[< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()];< / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ab932e215c6dff3fe8f077d4d6a409c0c" > MutableConflict< / a > ()-> push_back(true_literal);< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > }< / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > Enqueue< / a > (true_literal, < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#aed9440f488a2d8ecd25c9c2dfe4b47a9" > AssignmentType::kCachedReason< / a > );< / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "keyword" > const< / span > BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ();< / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > reasons_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = reasons_repository_[info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].trail_index];< / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > old_type_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].type;< / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].type = < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#aed9440f488a2d8ecd25c9c2dfe4b47a9" > AssignmentType::kCachedReason< / a > ;< / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > }< / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > < / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > < span class = "comment" > // Returns the reason why this variable was assigned.< / span > < / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > < span class = "comment" > // Note that this shouldn' t be called on a variable at level zero, because we< / span > < / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < span class = "comment" > // don' t cleanup the reason data for these variables but the underlying< / span > < / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < span class = "comment" > // clauses may have been deleted.< / span > < / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a885bcf9213525765f68daf84eed76c2e" > Reason< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > < / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > < span class = "comment" > // Returns the " type" of an assignment (see AssignmentType). Note that this< / span > < / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > < span class = "comment" > // function never returns kSameReasonAs or kCachedReason, it instead returns< / span > < / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > < span class = "comment" > // the initial type that caused this assignment. As such, it is different< / span > < / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < span class = "comment" > // from Info(var).type and the latter should not be used outside this class.< / span > < / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a5ed9d5f5c759afe4a008adaabd80c6f8" > AssignmentType< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > < / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > < span class = "comment" > // If a variable was propagated with EnqueueWithSameReasonAs(), returns its< / span > < / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > < span class = "comment" > // reference variable. Otherwise return the given variable.< / span > < / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > BooleanVariable < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a89ab9ae41ab13f8847ac18e8beac37ed" > ReferenceVarWithSameReason< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > < / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > < span class = "comment" > // This can be used to get a location at which the reason for the literal< / span > < / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > < span class = "comment" > // at trail_index on the trail can be stored. This clears the vector before< / span > < / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > < span class = "comment" > // returning it.< / span > < / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a39e628d11fd17d1fd771210f8c8b1d2d" > 323< / a > < / span > std::vector< Literal> * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a39e628d11fd17d1fd771210f8c8b1d2d" > GetEmptyVectorToStoreReason< / a > (< span class = "keywordtype" > int< / span > trail_index)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < span class = "keywordflow" > if< / span > (trail_index > = reasons_repository_.size()) {< / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > reasons_repository_.resize(trail_index + 1);< / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > }< / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > reasons_repository_[trail_index].clear();< / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "keywordflow" > return< / span > & reasons_repository_[trail_index];< / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > }< / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > < / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > < span class = "comment" > // Shortcut for GetEmptyVectorToStoreReason(Index()).< / span > < / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#ae0129027c3d409e87a89c4d56a486c8a" > 332< / a > < / span > std::vector< Literal> * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ae0129027c3d409e87a89c4d56a486c8a" > GetEmptyVectorToStoreReason< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ae0129027c3d409e87a89c4d56a486c8a" > GetEmptyVectorToStoreReason< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ());< / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > }< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > < / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > < span class = "comment" > // Explicitly overwrite the reason so that the given propagator will be< / span > < / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > < span class = "comment" > // asked for it. This is currently only used by the BinaryImplicationGraph.< / span > < / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a28bc96741547301bfc21fd9648b9ee13" > 338< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a28bc96741547301bfc21fd9648b9ee13" > ChangeReason< / a > (< span class = "keywordtype" > int< / span > trail_index, < span class = "keywordtype" > int< / span > propagator_id) {< / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < span class = "keyword" > const< / span > BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = trail_[trail_index].Variable();< / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].type = propagator_id;< / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > old_type_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = propagator_id;< / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > }< / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > < / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > < span class = "comment" > // Reverts the trail and underlying assignment to the given target trail< / span > < / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < span class = "comment" > // index. Note that we do not touch the assignment info.< / span > < / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#aa62b9215667a0b7dc6af8251dbaba486" > 346< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aa62b9215667a0b7dc6af8251dbaba486" > Untrail< / a > (< span class = "keywordtype" > int< / span > target_trail_index) {< / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > num_untrailed_enqueues_ += < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > - target_trail_index;< / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = target_trail_index; i < < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ; ++i) {< / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ac0fcde8be88b802d340601a4a0441b28" > UnassignLiteral< / a > (trail_[i]);< / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > }< / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > current_info_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > trail_index< / a > = target_trail_index;< / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > }< / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a717924cd0aecc1908058a6ed7ffd31f3" > 354< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a717924cd0aecc1908058a6ed7ffd31f3" > Dequeue< / a > () { < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aa62b9215667a0b7dc6af8251dbaba486" > Untrail< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > () - 1); }< / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > < / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > < span class = "comment" > // Changes the decision level used by the next Enqueue().< / span > < / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#adeeeb993a93b815c1c343f9c46ec3564" > 357< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#adeeeb993a93b815c1c343f9c46ec3564" > SetDecisionLevel< / a > (< span class = "keywordtype" > int< / span > level) { current_info_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > = level; }< / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#ad63c4461a1384629cb99413c6df8b9ca" > 358< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > current_info_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > ; }< / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > < / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > < span class = "comment" > // Generic interface to set the current failing clause.< / span > < / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > < span class = "comment" > // Returns the address of a vector where a client can store the current< / span > < / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > 363< / span > < span class = "comment" > // conflict. This vector will be returned by the FailingClause() call.< / span > < / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#ab932e215c6dff3fe8f077d4d6a409c0c" > 364< / a > < / span > std::vector< Literal> * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ab932e215c6dff3fe8f077d4d6a409c0c" > MutableConflict< / a > () {< / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > failing_sat_clause_ = < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > < span class = "keywordflow" > return< / span > & conflict_;< / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > }< / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > < / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > < span class = "comment" > // Returns the last conflict.< / span > < / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#ace3ed18a3fa848ebbe2a2166e273e903" > 370< / a > < / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ace3ed18a3fa848ebbe2a2166e273e903" > FailingClause< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > conflict_; }< / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > < / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > < span class = "comment" > // Specific SatClause interface so we can update the conflict clause activity.< / span > < / div >
< div class = "line" > < a id = "l00373" name = "l00373" > < / a > < span class = "lineno" > 373< / span > < span class = "comment" > // Note that MutableConflict() automatically sets this to nullptr, so we can< / span > < / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > 374< / span > < span class = "comment" > // know whether or not the last conflict was caused by a clause.< / span > < / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a8490d4cfbcd8c3704ca87d30df1a35a2" > 375< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8490d4cfbcd8c3704ca87d30df1a35a2" > SetFailingSatClause< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause) { failing_sat_clause_ = clause; }< / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a1b8fbc7c3c520e649cbfea284f58c9f7" > 376< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a1b8fbc7c3c520e649cbfea284f58c9f7" > FailingSatClause< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > failing_sat_clause_; }< / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > < / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > < span class = "comment" > // Getters.< / span > < / div >
< div class = "line" > < a id = "l00379" name = "l00379" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a9d3beb2afe4ae647674b054bf29290e2" > 379< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > trail_.size(); }< / div >
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a38e7aa21c6a38b5019bb0413d4be489b" > 380< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a38e7aa21c6a38b5019bb0413d4be489b" > NumberOfEnqueues< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_untrailed_enqueues_ + < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > (); }< / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > 381< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > current_info_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > trail_index< / a > ; }< / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#ae5118ffa8ab3bda312c0a48bc7a2f1c3" > 382< / a > < / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ae5118ffa8ab3bda312c0a48bc7a2f1c3" > operator[]< / a > (< span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > )< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > trail_[< a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]; }< / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > 383< / a > < / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > assignment_; }< / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > 384< / a > < / span > < span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_assignment_info.html" > AssignmentInfo< / a > & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > Info< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > 385< / span > < a class = "code hl_define" href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , 0);< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a" > DCHECK_LT< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , info_.size());< / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > < span class = "keywordflow" > return< / span > info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > }< / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > < / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > 390< / span > < span class = "comment" > // Print the current literals on the trail.< / span > < / div >
< div class = "line" > < a id = "l00391" name = "l00391" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a6097c48821f010becb9a6910f4c39288" > 391< / a > < / span > std::string < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a6097c48821f010becb9a6910f4c39288" > DebugString< / a > () {< / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > 392< / span > std::string result;< / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < current_info_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > trail_index< / a > ; ++i) {< / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > < span class = "keywordflow" > if< / span > (!result.empty()) result += < span class = "stringliteral" > " " < / span > ;< / div >
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > result += trail_[i].DebugString();< / div >
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > }< / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > }< / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > < / div >
< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > 401< / span > int64_t num_untrailed_enqueues_ = 0;< / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_assignment_info.html" > AssignmentInfo< / a > current_info_;< / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > assignment_;< / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > 404< / span > std::vector< Literal> trail_;< / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > std::vector< Literal> conflict_;< / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, AssignmentInfo> < / a > info_;< / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * failing_sat_clause_;< / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > < / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > < span class = "comment" > // Data used by EnqueueWithSameReasonAs().< / span > < / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > 410< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, BooleanVariable> < / a > < / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > reference_var_with_same_reason_as_;< / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > < / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > < span class = "comment" > // Reason cache. Mutable since we want the API to be the same whether the< / span > < / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > < span class = "comment" > // reason are cached or not.< / span > < / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > 416< / span > < span class = "comment" > // When a reason is computed for the first time, we change the type of the< / span > < / div >
< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > < span class = "comment" > // variable assignment to kCachedReason so that we know that if it is needed< / span > < / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > < span class = "comment" > // again the reason can just be retrieved by a direct access to reasons_. The< / span > < / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > < span class = "comment" > // old type is saved in old_type_ and can be retrieved by< / span > < / div >
< div class = "line" > < a id = "l00420" name = "l00420" > < / a > < span class = "lineno" > 420< / span > < span class = "comment" > // AssignmentType().< / span > < / div >
< div class = "line" > < a id = "l00421" name = "l00421" > < / a > < span class = "lineno" > 421< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00422" name = "l00422" > < / a > < span class = "lineno" > 422< / span > < span class = "comment" > // Note(user): Changing the type is not " clean" but it is efficient. The idea< / span > < / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > < span class = "comment" > // is that it is important to do as little as possible when pushing/popping< / span > < / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > < span class = "comment" > // literals on the trail. Computing the reason happens a lot less often, so it< / span > < / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > < span class = "comment" > // is okay to do slightly more work then. Note also, that we don' t need to< / span > < / div >
< div class = "line" > < a id = "l00426" name = "l00426" > < / a > < span class = "lineno" > 426< / span > < span class = "comment" > // do anything on " untrail" , the kCachedReason type will be overwritten when< / span > < / div >
< div class = "line" > < a id = "l00427" name = "l00427" > < / a > < span class = "lineno" > 427< / span > < span class = "comment" > // the same variable is assigned again.< / span > < / div >
< div class = "line" > < a id = "l00428" name = "l00428" > < / a > < span class = "lineno" > 428< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00429" name = "l00429" > < / a > < span class = "lineno" > 429< / span > < span class = "comment" > // TODO(user): An alternative would be to change the sign of the type. This< / span > < / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > < span class = "comment" > // would remove the need for a separate old_type_ vector, but it requires< / span > < / div >
< div class = "line" > < a id = "l00431" name = "l00431" > < / a > < span class = "lineno" > 431< / span > < span class = "comment" > // more bits for the type filed in AssignmentInfo.< / span > < / div >
< div class = "line" > < a id = "l00432" name = "l00432" > < / a > < span class = "lineno" > 432< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > < span class = "comment" > // Note that we use a deque for the reason repository so that if we add< / span > < / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > < span class = "comment" > // variables, the memory address of the vectors (kept in reasons_) are still< / span > < / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > < span class = "comment" > // valid.< / span > < / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > < span class = "keyword" > mutable< / span > std::deque< std::vector< Literal> > reasons_repository_;< / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > 437< / span > < span class = "keyword" > mutable< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, absl::Span< const Literal> < / a > > < / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > 438< / span > reasons_;< / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > 439< / span > < span class = "keyword" > mutable< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, int> < / a > old_type_;< / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > 440< / span > < / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > 441< / span > < span class = "comment" > // This is used by RegisterPropagator() and Reason().< / span > < / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > 442< / span > std::vector< SatPropagator*> propagators_;< / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > < / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > DISALLOW_COPY_AND_ASSIGN(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > );< / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > };< / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > < / div >
< div class = "line" > < a id = "l00447" name = "l00447" > < / a > < span class = "lineno" > 447< / span > < span class = "comment" > // Base class for all the SAT constraints.< / span > < / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > 448< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > SatPropagator< / a > {< / div >
< div class = "line" > < a id = "l00449" name = "l00449" > < / a > < span class = "lineno" > 449< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00450" name = "l00450" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a20c7bd4db4f16e6b2aab97a895df1084" > 450< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a20c7bd4db4f16e6b2aab97a895df1084" > SatPropagator< / a > (< span class = "keyword" > const< / span > std::string& < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > )< / div >
< div class = "line" > < a id = "l00451" name = "l00451" > < / a > < span class = "lineno" > 451< / span > : < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a723d30392e2c4f36252de0528a1b246d" > name_< / a > (< a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ), < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > (-1), < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > (0) {}< / div >
< div class = "line" > < a id = "l00452" name = "l00452" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#aa1dd9e9ddcc90d98d8a318a581b4e443" > 452< / a > < / span > < span class = "keyword" > virtual< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#aa1dd9e9ddcc90d98d8a318a581b4e443" > ~SatPropagator< / a > () {}< / div >
< div class = "line" > < a id = "l00453" name = "l00453" > < / a > < span class = "lineno" > 453< / span > < / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > < span class = "comment" > // Sets/Gets this propagator unique id.< / span > < / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a12bf9bd5308cf2b5d67e3a7e6688aa5a" > 455< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a12bf9bd5308cf2b5d67e3a7e6688aa5a" > SetPropagatorId< / a > (< span class = "keywordtype" > int< / span > < span class = "keywordtype" > id< / span > ) { < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > = id; }< / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a5298758773353d79435345e19a7b3a38" > 456< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a5298758773353d79435345e19a7b3a38" > PropagatorId< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > ; }< / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > 457< / span > < / div >
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > < span class = "comment" > // Inspects the trail from propagation_trail_index_ until at least one literal< / span > < / div >
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > 459< / span > < span class = "comment" > // is propagated. Returns false iff a conflict is detected (in which case< / span > < / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > < span class = "comment" > // trail-> SetFailingClause() must be called).< / span > < / div >
< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00462" name = "l00462" > < / a > < span class = "lineno" > 462< / span > < span class = "comment" > // This must update propagation_trail_index_ so that all the literals before< / span > < / div >
< div class = "line" > < a id = "l00463" name = "l00463" > < / a > < span class = "lineno" > 463< / span > < span class = "comment" > // it have been propagated. In particular, if nothing was propagated, then< / span > < / div >
< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > 464< / span > < span class = "comment" > // PropagationIsDone() must return true.< / span > < / div >
< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a1973900fa40bcf4f3d07a5230b6eb854" > 465< / a > < / span > < span class = "keyword" > virtual< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a1973900fa40bcf4f3d07a5230b6eb854" > Propagate< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail) = 0;< / div >
< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > 466< / span > < / div >
< div class = "line" > < a id = "l00467" name = "l00467" > < / a > < span class = "lineno" > 467< / span > < span class = "comment" > // Reverts the state so that all the literals with a trail index greater or< / span > < / div >
< div class = "line" > < a id = "l00468" name = "l00468" > < / a > < span class = "lineno" > 468< / span > < span class = "comment" > // equal to the given one are not processed for propagation. Note that the< / span > < / div >
< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > < span class = "comment" > // trail current decision level is already reverted before this is called.< / span > < / div >
< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > 470< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > 471< / span > < span class = "comment" > // TODO(user): Currently this is called at each Backtrack(), but we could< / span > < / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > 472< / span > < span class = "comment" > // bundle the calls in case multiple conflict one after the other are detected< / span > < / div >
< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > < span class = "comment" > // even before the Propagate() call of a SatPropagator is called.< / span > < / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > 474< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < span class = "comment" > // TODO(user): It is not yet 100% the case, but this can be guaranteed to be< / span > < / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > 476< / span > < span class = "comment" > // called with a trail index that will always be the start of a new decision< / span > < / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > 477< / span > < span class = "comment" > // level.< / span > < / div >
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#acad857d56dc202cc4801dca57ca8414f" > 478< / a > < / span > < span class = "keyword" > virtual< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#acad857d56dc202cc4801dca57ca8414f" > Untrail< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, < span class = "keywordtype" > int< / span > trail_index) {< / div >
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > 479< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > , trail_index);< / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > }< / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > 481< / span > < / div >
< div class = "line" > < a id = "l00482" name = "l00482" > < / a > < span class = "lineno" > 482< / span > < span class = "comment" > // Explains why the literal at given trail_index was propagated by returning a< / span > < / div >
< div class = "line" > < a id = "l00483" name = "l00483" > < / a > < span class = "lineno" > 483< / span > < span class = "comment" > // reason for this propagation. This will only be called for literals that are< / span > < / div >
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > 484< / span > < span class = "comment" > // on the trail and were propagated by this class.< / span > < / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > 485< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00486" name = "l00486" > < / a > < span class = "lineno" > 486< / span > < span class = "comment" > // The interpretation is that because all the literals of a reason were< / span > < / div >
< div class = "line" > < a id = "l00487" name = "l00487" > < / a > < span class = "lineno" > 487< / span > < span class = "comment" > // assigned to false, we could deduce the assignement of the given variable.< / span > < / div >
< div class = "line" > < a id = "l00488" name = "l00488" > < / a > < span class = "lineno" > 488< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > < span class = "comment" > // The returned Span has to be valid until the literal is untrailed. A client< / span > < / div >
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > < span class = "comment" > // can use trail_.GetEmptyVectorToStoreReason() if it doesn' t have a memory< / span > < / div >
< div class = "line" > < a id = "l00491" name = "l00491" > < / a > < span class = "lineno" > 491< / span > < span class = "comment" > // location that already contains the reason.< / span > < / div >
< div class = "line" > < a id = "l00492" name = "l00492" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#ae7f5475de062cd6bb8f681f132135788" > 492< / a > < / span > < span class = "keyword" > virtual< / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#ae7f5475de062cd6bb8f681f132135788" > Reason< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail,< / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > < span class = "keywordtype" > int< / span > trail_index)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00494" name = "l00494" > < / a > < span class = "lineno" > 494< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda" > FATAL< / a > ) < < < span class = "stringliteral" > " Not implemented." < / span > ;< / div >
< div class = "line" > < a id = "l00495" name = "l00495" > < / a > < span class = "lineno" > 495< / span > < span class = "keywordflow" > return< / span > {};< / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > }< / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > 497< / span > < / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > < span class = "comment" > // Returns true if all the preconditions for Propagate() are satisfied.< / span > < / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > < span class = "comment" > // This is just meant to be used in a DCHECK.< / span > < / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a4ae51aa8ed977c84ca2ab605dcf809d4" > PropagatePreconditionsAreSatisfied< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > < / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > < span class = "comment" > // Returns true iff all the trail was inspected by this propagator.< / span > < / div >
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#af02128adebd91298a21c579e2128bb32" > 503< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#af02128adebd91298a21c579e2128bb32" > PropagationIsDone< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > == trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a id = "l00505" name = "l00505" > < / a > < span class = "lineno" > 505< / span > }< / div >
< div class = "line" > < a id = "l00506" name = "l00506" > < / a > < span class = "lineno" > 506< / span > < / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > 507< / span > < span class = "comment" > // Small optimization: If a propagator does not contain any " constraints" < / span > < / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > 508< / span > < span class = "comment" > // there is no point calling propagate on it. Before each propagation, the< / span > < / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > 509< / span > < span class = "comment" > // solver will checks for emptiness, and construct an optimized list of< / span > < / div >
< div class = "line" > < a id = "l00510" name = "l00510" > < / a > < span class = "lineno" > 510< / span > < span class = "comment" > // propagator before looping many time over the list.< / span > < / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#acb7975eed5b66010d15eaeecad9774ea" > 511< / a > < / span > < span class = "keyword" > virtual< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#acb7975eed5b66010d15eaeecad9774ea" > IsEmpty< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; }< / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > < / div >
< div class = "line" > < a id = "l00513" name = "l00513" > < / a > < span class = "lineno" > 513< / span > < span class = "keyword" > protected< / span > :< / div >
< div class = "line" > < a id = "l00514" name = "l00514" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a723d30392e2c4f36252de0528a1b246d" > 514< / a > < / span > < span class = "keyword" > const< / span > std::string < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a723d30392e2c4f36252de0528a1b246d" > name_< / a > ;< / div >
< div class = "line" > < a id = "l00515" name = "l00515" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > 515< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > ;< / div >
< div class = "line" > < a id = "l00516" name = "l00516" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > 516< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > ;< / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > < / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > DISALLOW_COPY_AND_ASSIGN(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > SatPropagator< / a > );< / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > };< / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > < / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > < span class = "comment" > // ######################## Implementations below ########################< / span > < / div >
< div class = "line" > < a id = "l00523" name = "l00523" > < / a > < span class = "lineno" > 523< / span > < / div >
< div class = "line" > < a id = "l00524" name = "l00524" > < / a > < span class = "lineno" > 524< / span > < span class = "comment" > // TODO(user): A few of these method should be moved in a .cc< / span > < / div >
< div class = "line" > < a id = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > < / div >
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a4ae51aa8ed977c84ca2ab605dcf809d4" > 526< / a > < / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a4ae51aa8ed977c84ca2ab605dcf809d4" > SatPropagator::PropagatePreconditionsAreSatisfied< / a > (< / div >
< div class = "line" > < a id = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > > trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()) {< / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Issue in ' " < / span > < < < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a723d30392e2c4f36252de0528a1b246d" > name_< / a > < < < span class = "stringliteral" > " :" < / span > < / div >
< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > 530< / span > < < < span class = "stringliteral" > " propagation_trail_index_=" < / span > < < < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > < / div >
< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > < < < span class = "stringliteral" > " trail_.Index()=" < / span > < < trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > 532< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > }< / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > < trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > () & & < / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > Info< / a > (trail[< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > ].Variable()).< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > !=< / div >
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > ()) {< / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Issue in ' " < / span > < < < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a723d30392e2c4f36252de0528a1b246d" > name_< / a > < < < span class = "stringliteral" > " ' :" < / span > < / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > 538< / span > < < < span class = "stringliteral" > " propagation_trail_index_=" < / span > < < < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > < / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > < < < span class = "stringliteral" > " trail_.Index()=" < / span > < < trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()< / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / span > < < < span class = "stringliteral" > " level_at_propagation_index=" < / span > < / div >
< div class = "line" > < a id = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / span > < < trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > Info< / a > (trail[< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > ].Variable()).< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > < / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > 542< / span > < < < span class = "stringliteral" > " current_decision_level=" < / span > < < trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > ();< / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > 544< / span > }< / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > 546< / span > }< / div >
< div class = "line" > < a id = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > < / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#af7fbbd00f0e631ce361b5ce6636b2017" > 548< / a > < / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#af7fbbd00f0e631ce361b5ce6636b2017" > Trail::Resize< / a > (< span class = "keywordtype" > int< / span > num_variables) {< / div >
< div class = "line" > < a id = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af7fbbd00f0e631ce361b5ce6636b2017" > Resize< / a > (num_variables);< / div >
< div class = "line" > < a id = "l00550" name = "l00550" > < / a > < span class = "lineno" > 550< / span > info_.resize(num_variables);< / div >
< div class = "line" > < a id = "l00551" name = "l00551" > < / a > < span class = "lineno" > 551< / span > trail_.resize(num_variables);< / div >
< div class = "line" > < a id = "l00552" name = "l00552" > < / a > < span class = "lineno" > 552< / span > reasons_.resize(num_variables);< / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > < / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > 554< / span > < span class = "comment" > // TODO(user): these vectors are not always used. Initialize them< / span > < / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > < span class = "comment" > // dynamically.< / span > < / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > 556< / span > old_type_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_variables);< / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > 557< / span > reference_var_with_same_reason_as_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_variables);< / div >
< div class = "line" > < a id = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > }< / div >
< div class = "line" > < a id = "l00559" name = "l00559" > < / a > < span class = "lineno" > 559< / span > < / div >
< div class = "line" > < a id = "l00560" name = "l00560" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a120ef5f82f667fe8a6a38db137bfd2a7" > 560< / a > < / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a120ef5f82f667fe8a6a38db137bfd2a7" > Trail::RegisterPropagator< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > SatPropagator< / a > * propagator) {< / div >
< div class = "line" > < a id = "l00561" name = "l00561" > < / a > < span class = "lineno" > 561< / span > < span class = "keywordflow" > if< / span > (propagators_.empty()) {< / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > propagators_.resize(< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a815024d87e5d1d440d156094da0a6ceb" > AssignmentType::kFirstFreePropagationId< / a > );< / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > }< / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > 564< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a4bd2e815ca2f702a4b6aa744b1ff3b82" > CHECK_LT< / a > (propagators_.size(), 16);< / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > propagator-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a12bf9bd5308cf2b5d67e3a7e6688aa5a" > SetPropagatorId< / a > (propagators_.size());< / div >
< div class = "line" > < a id = "l00566" name = "l00566" > < / a > < span class = "lineno" > 566< / span > propagators_.push_back(propagator);< / div >
< div class = "line" > < a id = "l00567" name = "l00567" > < / a > < span class = "lineno" > 567< / span > }< / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > 568< / span > < / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a89ab9ae41ab13f8847ac18e8beac37ed" > 569< / a > < / span > < span class = "keyword" > inline< / span > BooleanVariable < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a89ab9ae41ab13f8847ac18e8beac37ed" > Trail::ReferenceVarWithSameReason< / a > (< / div >
< div class = "line" > < a id = "l00570" name = "l00570" > < / a > < span class = "lineno" > 570< / span > BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00571" name = "l00571" > < / a > < span class = "lineno" > 571< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().VariableIsAssigned(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a id = "l00572" name = "l00572" > < / a > < span class = "lineno" > 572< / span > < span class = "comment" > // Note that we don' t use AssignmentType() here.< / span > < / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > < span class = "keywordflow" > if< / span > (info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].type == < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a2d3b6b7de1d47e582380603377aaa347" > AssignmentType::kSameReasonAs< / a > ) {< / div >
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = reference_var_with_same_reason_as_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().VariableIsAssigned(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].type, < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a2d3b6b7de1d47e582380603377aaa347" > AssignmentType::kSameReasonAs< / a > );< / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > }< / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ;< / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > }< / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > < / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a5ed9d5f5c759afe4a008adaabd80c6f8" > 581< / a > < / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a5ed9d5f5c759afe4a008adaabd80c6f8" > Trail::AssignmentType< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > 582< / span > < span class = "keywordflow" > if< / span > (info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].type == < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a2d3b6b7de1d47e582380603377aaa347" > AssignmentType::kSameReasonAs< / a > ) {< / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > 583< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = reference_var_with_same_reason_as_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].type, < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a2d3b6b7de1d47e582380603377aaa347" > AssignmentType::kSameReasonAs< / a > );< / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > 585< / span > }< / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > type = info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].type;< / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > < span class = "keywordflow" > return< / span > type != < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#aed9440f488a2d8ecd25c9c2dfe4b47a9" > AssignmentType::kCachedReason< / a > ? type : old_type_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > 589< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_trail.html#a885bcf9213525765f68daf84eed76c2e" > 590< / a > < / span > < span class = "keyword" > inline< / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a885bcf9213525765f68daf84eed76c2e" > Trail::Reason< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00591" name = "l00591" > < / a > < span class = "lineno" > 591< / span > < span class = "comment" > // Special case for AssignmentType::kSameReasonAs to avoid a recursive call.< / span > < / div >
< div class = "line" > < a id = "l00592" name = "l00592" > < / a > < span class = "lineno" > 592< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a89ab9ae41ab13f8847ac18e8beac37ed" > ReferenceVarWithSameReason< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00593" name = "l00593" > < / a > < span class = "lineno" > 593< / span > < / div >
< div class = "line" > < a id = "l00594" name = "l00594" > < / a > < span class = "lineno" > 594< / span > < span class = "comment" > // Fast-track for cached reason.< / span > < / div >
< div class = "line" > < a id = "l00595" name = "l00595" > < / a > < span class = "lineno" > 595< / span > < span class = "keywordflow" > if< / span > (info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].type == < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#aed9440f488a2d8ecd25c9c2dfe4b47a9" > AssignmentType::kCachedReason< / a > ) < span class = "keywordflow" > return< / span > reasons_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > < / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > 597< / span > < span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_assignment_info.html" > AssignmentInfo< / a > & info = info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00598" name = "l00598" > < / a > < span class = "lineno" > 598< / span > < span class = "keywordflow" > if< / span > (info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > type< / a > == < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a0af1fd961132503823ccfd6df2adefad" > AssignmentType::kUnitReason< / a > ||< / div >
< div class = "line" > < a id = "l00599" name = "l00599" > < / a > < span class = "lineno" > 599< / span > info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > type< / a > == < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#a916a0609367bae97bd6788542d4925eb" > AssignmentType::kSearchDecision< / a > ) {< / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > reasons_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = {};< / div >
< div class = "line" > < a id = "l00601" name = "l00601" > < / a > < span class = "lineno" > 601< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00602" name = "l00602" > < / a > < span class = "lineno" > 602< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a" > DCHECK_LT< / a > (info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > type< / a > , propagators_.size());< / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (propagators_[info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > type< / a > ] != < span class = "keyword" > nullptr< / span > ) < < info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > type< / a > ;< / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > reasons_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = propagators_[info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > type< / a > ]-> Reason(*< span class = "keyword" > this< / span > , info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > trail_index< / a > );< / div >
< div class = "line" > < a id = "l00605" name = "l00605" > < / a > < span class = "lineno" > 605< / span > }< / div >
< div class = "line" > < a id = "l00606" name = "l00606" > < / a > < span class = "lineno" > 606< / span > old_type_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > type< / a > ;< / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > 607< / span > info_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].type = < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_type.html#aed9440f488a2d8ecd25c9c2dfe4b47a9" > AssignmentType::kCachedReason< / a > ;< / div >
< div class = "line" > < a id = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > < span class = "keywordflow" > return< / span > reasons_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > 609< / span > }< / div >
< div class = "line" > < a id = "l00610" name = "l00610" > < / a > < span class = "lineno" > 610< / span > < / div >
< div class = "line" > < a id = "l00611" name = "l00611" > < / a > < span class = "lineno" > 611< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l00612" name = "l00612" > < / a > < span class = "lineno" > 612< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "line" > < a id = "l00613" name = "l00613" > < / a > < span class = "lineno" > 613< / span > < / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > < span class = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_SAT_SAT_BASE_H_< / span > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aalldiff__cst_8cc_html_ad10edae0a852d72fb76afb1c77735045" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > min< / a > < / div > < div class = "ttdeci" > int64_t min< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00139" > alldiff_cst.cc:139< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a46e69120fbd3b36e6960e096d23b66f0" > < div class = "ttname" > < a href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > < / div > < div class = "ttdeci" > #define DCHECK_NE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00892" > base/logging.h:892< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a4bd2e815ca2f702a4b6aa744b1ff3b82" > < div class = "ttname" > < a href = "base_2logging_8h.html#a4bd2e815ca2f702a4b6aa744b1ff3b82" > CHECK_LT< / a > < / div > < div class = "ttdeci" > #define CHECK_LT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00706" > base/logging.h:706< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_aae2dc65d9ea248d54bf39daa986dd295" > < div class = "ttname" > < a href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > < / div > < div class = "ttdeci" > #define DCHECK_GE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00895" > base/logging.h:895< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ab25e01a2942b821d66371fc68d53f2eb" > < div class = "ttname" > < a href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > < / div > < div class = "ttdeci" > #define CHECK_NE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00704" > base/logging.h:704< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ab62f5ed8f2d48e29802be0cbbcd1359a" > < div class = "ttname" > < a href = "base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a" > DCHECK_LT< / a > < / div > < div class = "ttdeci" > #define DCHECK_LT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00894" > base/logging.h:894< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae" > < div class = "ttname" > < a href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > < / div > < div class = "ttdeci" > #define LOG(severity)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00420" > base/logging.h:420< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_ae17f8119c108cf3070bad3449c7e0006" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > < / div > < div class = "ttdeci" > #define DCHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00890" > base/logging.h:890< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "abitset_8h_html" > < div class = "ttname" > < a href = "bitset_8h.html" > bitset.h< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00076" > strong_vector.h:76< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a4e3670a285a3642eaa07f66766cffa72" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > absl::StrongVector::resize< / a > < / div > < div class = "ttdeci" > void resize(size_type new_size)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00150" > strong_vector.h:150< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_bitset64_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_bitset64.html" > operations_research::Bitset64< LiteralIndex > < / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_bitset64_html_a1df2b3a4485e328397fda9b5f9b3ea2b" > < div class = "ttname" > < a href = "classoperations__research_1_1_bitset64.html#a1df2b3a4485e328397fda9b5f9b3ea2b" > operations_research::Bitset64::size< / a > < / div > < div class = "ttdeci" > IndexType size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00423" > bitset.h:423< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_bitset64_html_a76e58f3dd327215d28ea8c48f8c86009" > < div class = "ttname" > < a href = "classoperations__research_1_1_bitset64.html#a76e58f3dd327215d28ea8c48f8c86009" > operations_research::Bitset64::Set< / a > < / div > < div class = "ttdeci" > void Set(IndexType i)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00495" > bitset.h:495< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_bitset64_html_a95a7b1824d872a78f5b53153c8436f36" > < div class = "ttname" > < a href = "classoperations__research_1_1_bitset64.html#a95a7b1824d872a78f5b53153c8436f36" > operations_research::Bitset64::Resize< / a > < / div > < div class = "ttdeci" > void Resize(IndexType size)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00433" > bitset.h:433< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_bitset64_html_aa454a4099ee887726b8f5b4a8ed1a81d" > < div class = "ttname" > < a href = "classoperations__research_1_1_bitset64.html#aa454a4099ee887726b8f5b4a8ed1a81d" > operations_research::Bitset64::IsSet< / a > < / div > < div class = "ttdeci" > bool IsSet(IndexType i) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00485" > bitset.h:485< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_bitset64_html_ab37281d042575e18ebc25cb0b970e93d" > < div class = "ttname" > < a href = "classoperations__research_1_1_bitset64.html#ab37281d042575e18ebc25cb0b970e93d" > operations_research::Bitset64::ClearTwoBits< / a > < / div > < div class = "ttdeci" > void ClearTwoBits(IndexType i)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00471" > bitset.h:471< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_bitset64_html_af8ee09b89dbde91655b7aa7537da21fb" > < div class = "ttname" > < a href = "classoperations__research_1_1_bitset64.html#af8ee09b89dbde91655b7aa7537da21fb" > operations_research::Bitset64::AreOneOfTwoBitsSet< / a > < / div > < div class = "ttdeci" > bool AreOneOfTwoBitsSet(IndexType i) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00478" > bitset.h:478< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html" > operations_research::sat::Literal< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00067" > sat_base.h:67< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a03f5ae0ce9819070959d97a8ba3fafeb" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a03f5ae0ce9819070959d97a8ba3fafeb" > operations_research::sat::Literal::Literal< / a > < / div > < div class = "ttdeci" > Literal(int signed_value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00071" > sat_base.h:71< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a239e1315c4e975a35537790ba0d913a7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > operations_research::sat::Literal::NegatedIndex< / a > < / div > < div class = "ttdeci" > LiteralIndex NegatedIndex() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00088" > sat_base.h:88< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a25c0ee2396b7c753ede511a987c31450" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a25c0ee2396b7c753ede511a987c31450" > operations_research::sat::Literal::IsNegative< / a > < / div > < div class = "ttdeci" > bool IsNegative() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00085" > sat_base.h:85< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a44fc3f1a79635fadb162d04cec312341" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a44fc3f1a79635fadb162d04cec312341" > operations_research::sat::Literal::SignedValue< / a > < / div > < div class = "ttdeci" > int SignedValue() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00090" > sat_base.h:90< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a4a11c7c4d7706c09de5e18707c3b5c62" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > operations_research::sat::Literal::Index< / a > < / div > < div class = "ttdeci" > LiteralIndex Index() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00087" > sat_base.h:87< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a5ae65a7505484ceddf89bd2b9c21d792" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a5ae65a7505484ceddf89bd2b9c21d792" > operations_research::sat::Literal::Literal< / a > < / div > < div class = "ttdeci" > Literal(LiteralIndex index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00078" > sat_base.h:78< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a61f955aa65f0a4fbac978a971df2a71b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a61f955aa65f0a4fbac978a971df2a71b" > operations_research::sat::Literal::Literal< / a > < / div > < div class = "ttdeci" > Literal(BooleanVariable variable, bool is_positive)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00079" > sat_base.h:79< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a6a5dcff82096cd7a7147bf996dbaa5a8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > operations_research::sat::Literal::Variable< / a > < / div > < div class = "ttdeci" > BooleanVariable Variable() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00083" > sat_base.h:83< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a764be64f3029f8b8e23511061d8de355" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a764be64f3029f8b8e23511061d8de355" > operations_research::sat::Literal::DebugString< / a > < / div > < div class = "ttdeci" > std::string DebugString() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00096" > sat_base.h:96< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a78ae4d5b6b40e2cc193c4b6a86c24625" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a78ae4d5b6b40e2cc193c4b6a86c24625" > operations_research::sat::Literal::operator==< / a > < / div > < div class = "ttdeci" > bool operator==(Literal other) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00099" > sat_base.h:99< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a7b1388435465b7a06a34aa47620ea00a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a7b1388435465b7a06a34aa47620ea00a" > operations_research::sat::Literal::operator!=< / a > < / div > < div class = "ttdeci" > bool operator!=(Literal other) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00100" > sat_base.h:100< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a886e9c024f7209181c0a850b6e90c644" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > operations_research::sat::Literal::Negated< / a > < / div > < div class = "ttdeci" > Literal Negated() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00094" > sat_base.h:94< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a9784d5d367dedd98ed04e2fa348f074f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a9784d5d367dedd98ed04e2fa348f074f" > operations_research::sat::Literal::Literal< / a > < / div > < div class = "ttdeci" > Literal()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00077" > sat_base.h:77< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_aa80bf44cbb4e63b3f6939627511ba172" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#aa80bf44cbb4e63b3f6939627511ba172" > operations_research::sat::Literal::operator< < / a > < / div > < div class = "ttdeci" > bool operator< (const Literal & literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00102" > sat_base.h:102< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_ab76ca9049d6f3f1948d7120a98765107" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#ab76ca9049d6f3f1948d7120a98765107" > operations_research::sat::Literal::IsPositive< / a > < / div > < div class = "ttdeci" > bool IsPositive() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00084" > sat_base.h:84< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model.html" > operations_research::sat::Model< / a > < / div > < div class = "ttdoc" > Class that owns everything related to a particular optimization model.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2model_8h_source.html#l00042" > sat/model.h:42< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html" > operations_research::sat::SatClause< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00054" > clause.h:54< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > operations_research::sat::SatPropagator< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00448" > sat_base.h:448< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a06e2c6f3432a89d0160b831d48afd8b7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > operations_research::sat::SatPropagator::propagation_trail_index_< / a > < / div > < div class = "ttdeci" > int propagation_trail_index_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00516" > sat_base.h:516< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a0af2aa6e387b8037179350b735fe127e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > operations_research::sat::SatPropagator::propagator_id_< / a > < / div > < div class = "ttdeci" > int propagator_id_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00515" > sat_base.h:515< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a12bf9bd5308cf2b5d67e3a7e6688aa5a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a12bf9bd5308cf2b5d67e3a7e6688aa5a" > operations_research::sat::SatPropagator::SetPropagatorId< / a > < / div > < div class = "ttdeci" > void SetPropagatorId(int id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00455" > sat_base.h:455< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a1973900fa40bcf4f3d07a5230b6eb854" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a1973900fa40bcf4f3d07a5230b6eb854" > operations_research::sat::SatPropagator::Propagate< / a > < / div > < div class = "ttdeci" > virtual bool Propagate(Trail *trail)=0< / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a20c7bd4db4f16e6b2aab97a895df1084" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a20c7bd4db4f16e6b2aab97a895df1084" > operations_research::sat::SatPropagator::SatPropagator< / a > < / div > < div class = "ttdeci" > SatPropagator(const std::string & name)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00450" > sat_base.h:450< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a4ae51aa8ed977c84ca2ab605dcf809d4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a4ae51aa8ed977c84ca2ab605dcf809d4" > operations_research::sat::SatPropagator::PropagatePreconditionsAreSatisfied< / a > < / div > < div class = "ttdeci" > bool PropagatePreconditionsAreSatisfied(const Trail & trail) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00526" > sat_base.h:526< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a5298758773353d79435345e19a7b3a38" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a5298758773353d79435345e19a7b3a38" > operations_research::sat::SatPropagator::PropagatorId< / a > < / div > < div class = "ttdeci" > int PropagatorId() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00456" > sat_base.h:456< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a723d30392e2c4f36252de0528a1b246d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a723d30392e2c4f36252de0528a1b246d" > operations_research::sat::SatPropagator::name_< / a > < / div > < div class = "ttdeci" > const std::string name_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00514" > sat_base.h:514< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_aa1dd9e9ddcc90d98d8a318a581b4e443" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#aa1dd9e9ddcc90d98d8a318a581b4e443" > operations_research::sat::SatPropagator::~SatPropagator< / a > < / div > < div class = "ttdeci" > virtual ~SatPropagator()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00452" > sat_base.h:452< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_acad857d56dc202cc4801dca57ca8414f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#acad857d56dc202cc4801dca57ca8414f" > operations_research::sat::SatPropagator::Untrail< / a > < / div > < div class = "ttdeci" > virtual void Untrail(const Trail & trail, int trail_index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00478" > sat_base.h:478< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_acb7975eed5b66010d15eaeecad9774ea" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#acb7975eed5b66010d15eaeecad9774ea" > operations_research::sat::SatPropagator::IsEmpty< / a > < / div > < div class = "ttdeci" > virtual bool IsEmpty() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00511" > sat_base.h:511< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_ae7f5475de062cd6bb8f681f132135788" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#ae7f5475de062cd6bb8f681f132135788" > operations_research::sat::SatPropagator::Reason< / a > < / div > < div class = "ttdeci" > virtual absl::Span< const Literal > Reason(const Trail & trail, int trail_index) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00492" > sat_base.h:492< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_af02128adebd91298a21c579e2128bb32" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#af02128adebd91298a21c579e2128bb32" > operations_research::sat::SatPropagator::PropagationIsDone< / a > < / div > < div class = "ttdeci" > bool PropagationIsDone(const Trail & trail) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00503" > sat_base.h:503< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html" > operations_research::sat::Trail< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00236" > sat_base.h:236< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a120ef5f82f667fe8a6a38db137bfd2a7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a120ef5f82f667fe8a6a38db137bfd2a7" > operations_research::sat::Trail::RegisterPropagator< / a > < / div > < div class = "ttdeci" > void RegisterPropagator(SatPropagator *propagator)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00560" > sat_base.h:560< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a12c36a7cb228d80bcad42fa38a103f92" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > operations_research::sat::Trail::Enqueue< / a > < / div > < div class = "ttdeci" > void Enqueue(Literal true_literal, int propagator_id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00253" > sat_base.h:253< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a1b8fbc7c3c520e649cbfea284f58c9f7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a1b8fbc7c3c520e649cbfea284f58c9f7" > operations_research::sat::Trail::FailingSatClause< / a > < / div > < div class = "ttdeci" > SatClause * FailingSatClause() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00376" > sat_base.h:376< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a28bc96741547301bfc21fd9648b9ee13" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a28bc96741547301bfc21fd9648b9ee13" > operations_research::sat::Trail::ChangeReason< / a > < / div > < div class = "ttdeci" > void ChangeReason(int trail_index, int propagator_id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00338" > sat_base.h:338< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a38e7aa21c6a38b5019bb0413d4be489b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a38e7aa21c6a38b5019bb0413d4be489b" > operations_research::sat::Trail::NumberOfEnqueues< / a > < / div > < div class = "ttdeci" > int64_t NumberOfEnqueues() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00380" > sat_base.h:380< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a39e628d11fd17d1fd771210f8c8b1d2d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a39e628d11fd17d1fd771210f8c8b1d2d" > operations_research::sat::Trail::GetEmptyVectorToStoreReason< / a > < / div > < div class = "ttdeci" > std::vector< Literal > * GetEmptyVectorToStoreReason(int trail_index) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00323" > sat_base.h:323< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a3e73ede56a82d4d632ef52165913443d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a3e73ede56a82d4d632ef52165913443d" > operations_research::sat::Trail::Trail< / a > < / div > < div class = "ttdeci" > Trail(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00238" > sat_base.h:238< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a4086a48ef9859b6ed0a5e9dd08d622c7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a4086a48ef9859b6ed0a5e9dd08d622c7" > operations_research::sat::Trail::EnqueueWithSameReasonAs< / a > < / div > < div class = "ttdeci" > void EnqueueWithSameReasonAs(Literal true_literal, BooleanVariable reference_var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00275" > sat_base.h:275< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a4793952607a98dfddfbcc17abfabbb4b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > operations_research::sat::Trail::Assignment< / a > < / div > < div class = "ttdeci" > const VariablesAssignment & Assignment() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00383" > sat_base.h:383< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a5ed9d5f5c759afe4a008adaabd80c6f8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a5ed9d5f5c759afe4a008adaabd80c6f8" > operations_research::sat::Trail::AssignmentType< / a > < / div > < div class = "ttdeci" > int AssignmentType(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00581" > sat_base.h:581< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a6097c48821f010becb9a6910f4c39288" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a6097c48821f010becb9a6910f4c39288" > operations_research::sat::Trail::DebugString< / a > < / div > < div class = "ttdeci" > std::string DebugString()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00391" > sat_base.h:391< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a717924cd0aecc1908058a6ed7ffd31f3" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a717924cd0aecc1908058a6ed7ffd31f3" > operations_research::sat::Trail::Dequeue< / a > < / div > < div class = "ttdeci" > void Dequeue()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00354" > sat_base.h:354< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a8490d4cfbcd8c3704ca87d30df1a35a2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a8490d4cfbcd8c3704ca87d30df1a35a2" > operations_research::sat::Trail::SetFailingSatClause< / a > < / div > < div class = "ttdeci" > void SetFailingSatClause(SatClause *clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00375" > sat_base.h:375< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a885bcf9213525765f68daf84eed76c2e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a885bcf9213525765f68daf84eed76c2e" > operations_research::sat::Trail::Reason< / a > < / div > < div class = "ttdeci" > absl::Span< const Literal > Reason(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00590" > sat_base.h:590< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a89ab9ae41ab13f8847ac18e8beac37ed" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a89ab9ae41ab13f8847ac18e8beac37ed" > operations_research::sat::Trail::ReferenceVarWithSameReason< / a > < / div > < div class = "ttdeci" > BooleanVariable ReferenceVarWithSameReason(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00569" > sat_base.h:569< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a8ef12397d1682615bc3108c397734179" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > operations_research::sat::Trail::Index< / a > < / div > < div class = "ttdeci" > int Index() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00381" > sat_base.h:381< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a9d3beb2afe4ae647674b054bf29290e2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a9d3beb2afe4ae647674b054bf29290e2" > operations_research::sat::Trail::NumVariables< / a > < / div > < div class = "ttdeci" > int NumVariables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00379" > sat_base.h:379< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_aa390738a7cb0521a9c1951f3108c0251" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#aa390738a7cb0521a9c1951f3108c0251" > operations_research::sat::Trail::EnqueueWithStoredReason< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool EnqueueWithStoredReason(Literal true_literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00287" > sat_base.h:287< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_aa62b9215667a0b7dc6af8251dbaba486" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#aa62b9215667a0b7dc6af8251dbaba486" > operations_research::sat::Trail::Untrail< / a > < / div > < div class = "ttdeci" > void Untrail(int target_trail_index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00346" > sat_base.h:346< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_ab932e215c6dff3fe8f077d4d6a409c0c" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#ab932e215c6dff3fe8f077d4d6a409c0c" > operations_research::sat::Trail::MutableConflict< / a > < / div > < div class = "ttdeci" > std::vector< Literal > * MutableConflict()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00364" > sat_base.h:364< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_aba78b12088909fb59dbdd0cb064412ae" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > operations_research::sat::Trail::Info< / a > < / div > < div class = "ttdeci" > const AssignmentInfo & Info(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00384" > sat_base.h:384< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_ace3ed18a3fa848ebbe2a2166e273e903" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#ace3ed18a3fa848ebbe2a2166e273e903" > operations_research::sat::Trail::FailingClause< / a > < / div > < div class = "ttdeci" > absl::Span< const Literal > FailingClause() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00370" > sat_base.h:370< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_ad63c4461a1384629cb99413c6df8b9ca" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#ad63c4461a1384629cb99413c6df8b9ca" > operations_research::sat::Trail::CurrentDecisionLevel< / a > < / div > < div class = "ttdeci" > int CurrentDecisionLevel() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00358" > sat_base.h:358< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_ade548858eb3eee55460833295e880e9b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#ade548858eb3eee55460833295e880e9b" > operations_research::sat::Trail::Trail< / a > < / div > < div class = "ttdeci" > Trail()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00240" > sat_base.h:240< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_adeeeb993a93b815c1c343f9c46ec3564" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#adeeeb993a93b815c1c343f9c46ec3564" > operations_research::sat::Trail::SetDecisionLevel< / a > < / div > < div class = "ttdeci" > void SetDecisionLevel(int level)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00357" > sat_base.h:357< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_ae0129027c3d409e87a89c4d56a486c8a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#ae0129027c3d409e87a89c4d56a486c8a" > operations_research::sat::Trail::GetEmptyVectorToStoreReason< / a > < / div > < div class = "ttdeci" > std::vector< Literal > * GetEmptyVectorToStoreReason() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00332" > sat_base.h:332< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_ae5118ffa8ab3bda312c0a48bc7a2f1c3" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#ae5118ffa8ab3bda312c0a48bc7a2f1c3" > operations_research::sat::Trail::operator[]< / a > < / div > < div class = "ttdeci" > const Literal & operator[](int index) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00382" > sat_base.h:382< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_af7fbbd00f0e631ce361b5ce6636b2017" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#af7fbbd00f0e631ce361b5ce6636b2017" > operations_research::sat::Trail::Resize< / a > < / div > < div class = "ttdeci" > void Resize(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00548" > sat_base.h:548< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_afb89e56bea39296ff292b51a84491875" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#afb89e56bea39296ff292b51a84491875" > operations_research::sat::Trail::EnqueueWithUnitReason< / a > < / div > < div class = "ttdeci" > void EnqueueWithUnitReason(Literal true_literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00268" > sat_base.h:268< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_afc2d489cf3ae30c4b27ff1e4359e1be9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#afc2d489cf3ae30c4b27ff1e4359e1be9" > operations_research::sat::Trail::EnqueueSearchDecision< / a > < / div > < div class = "ttdeci" > void EnqueueSearchDecision(Literal true_literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00263" > sat_base.h:263< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > operations_research::sat::VariablesAssignment< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00125" > sat_base.h:125< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a142694366986039454f53b38e8378815" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > operations_research::sat::VariablesAssignment::LiteralIsAssigned< / a > < / div > < div class = "ttdeci" > bool LiteralIsAssigned(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00156" > sat_base.h:156< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a3a2eb52fad77241c041915420051ed0d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a3a2eb52fad77241c041915420051ed0d" > operations_research::sat::VariablesAssignment::VariablesAssignment< / a > < / div > < div class = "ttdeci" > VariablesAssignment()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00127" > sat_base.h:127< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a49e751eb6f0e9babd957889bb8e7472d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > operations_research::sat::VariablesAssignment::VariableIsAssigned< / a > < / div > < div class = "ttdeci" > bool VariableIsAssigned(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00161" > sat_base.h:161< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a5300129913f51dcb0b1c531e3248490e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > operations_research::sat::VariablesAssignment::LiteralIsTrue< / a > < / div > < div class = "ttdeci" > bool LiteralIsTrue(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00153" > sat_base.h:153< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a945bb6c1e83f281fdde5778473a12b37" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a945bb6c1e83f281fdde5778473a12b37" > operations_research::sat::VariablesAssignment::AssignFromTrueLiteral< / a > < / div > < div class = "ttdeci" > void AssignFromTrueLiteral(Literal literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00136" > sat_base.h:136< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_ac0fcde8be88b802d340601a4a0441b28" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ac0fcde8be88b802d340601a4a0441b28" > operations_research::sat::VariablesAssignment::UnassignLiteral< / a > < / div > < div class = "ttdeci" > void UnassignLiteral(Literal literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00143" > sat_base.h:143< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_ac821b9b8b54da703731ce70864668a89" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ac821b9b8b54da703731ce70864668a89" > operations_research::sat::VariablesAssignment::GetTrueLiteralForAssignedVariable< / a > < / div > < div class = "ttdeci" > Literal GetTrueLiteralForAssignedVariable(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00168" > sat_base.h:168< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_acfd1646011e643f58fd7dc66d9cc90a5" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > operations_research::sat::VariablesAssignment::LiteralIsFalse< / a > < / div > < div class = "ttdeci" > bool LiteralIsFalse(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00150" > sat_base.h:150< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_ae19413c447377161d432f18d1323a037" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ae19413c447377161d432f18d1323a037" > operations_research::sat::VariablesAssignment::NumberOfVariables< / a > < / div > < div class = "ttdeci" > int NumberOfVariables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00173" > sat_base.h:173< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_af02c5883cb4307050488aa58c6090750" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af02c5883cb4307050488aa58c6090750" > operations_research::sat::VariablesAssignment::VariablesAssignment< / a > < / div > < div class = "ttdeci" > VariablesAssignment(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00128" > sat_base.h:128< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_af7fbbd00f0e631ce361b5ce6636b2017" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af7fbbd00f0e631ce361b5ce6636b2017" > operations_research::sat::VariablesAssignment::Resize< / a > < / div > < div class = "ttdeci" > void Resize(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00129" > sat_base.h:129< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "adefault__search_8cc_html_ac673bc430bdc3fdaa09f7becf98ef267" > < div class = "ttname" > < a href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > < / div > < div class = "ttdeci" > const std::string name< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "default__search_8cc_source.html#l00813" > default_search.cc:813< / a > < / div > < / div >
< div class = "ttc" id = "ademon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > < / div > < div class = "ttdeci" > int64_t value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00044" > demon_profiler.cc:44< / a > < / div > < / div >
< div class = "ttc" id = "aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465" > < div class = "ttname" > < a href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div > < div class = "ttdeci" > IntVar * var< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "expr__array_8cc_source.html#l01874" > expr_array.cc:1874< / a > < / div > < / div >
< div class = "ttc" id = "agurobi__interface_8cc_html_a0728f23c9a47655d38e0bf1a2f200bcf" > < div class = "ttname" > < a href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > < / div > < div class = "ttdeci" > GRBmodel * model< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gurobi__interface_8cc_source.html#l00274" > gurobi_interface.cc:274< / a > < / div > < / div >
< div class = "ttc" id = "aintegral__types_8h_html" > < div class = "ttname" > < a href = "integral__types_8h.html" > integral_types.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "alocal__search_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0" > < div class = "ttname" > < a href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > < / div > < div class = "ttdeci" > int index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "local__search_8cc_source.html#l02750" > local_search.cc:2750< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "alog__severity_8h_html_ab4a2cbab234914b320b7fae11b6e8cb9" > < div class = "ttname" > < a href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > < / div > < div class = "ttdeci" > const int INFO< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "log__severity_8h_source.html#l00031" > log_severity.h:31< / a > < / div > < / div >
< div class = "ttc" id = "alog__severity_8h_html_acdd38e3c9f22f127d7776920e3079eda" > < div class = "ttname" > < a href = "log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda" > FATAL< / a > < / div > < div class = "ttdeci" > const int FATAL< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "log__severity_8h_source.html#l00032" > log_severity.h:32< / a > < / div > < / div >
< div class = "ttc" id = "amacros_8h_html" > < div class = "ttname" > < a href = "macros_8h.html" > macros.h< / a > < / div > < / div >
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< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a0e75372160364c7130866052ddade46b" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a0e75372160364c7130866052ddade46b" > operations_research::sat::DEFINE_STRONG_INDEX_TYPE< / a > < / div > < div class = "ttdeci" > DEFINE_STRONG_INDEX_TYPE(ClauseIndex)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a15ca399ada8a279dc92f693ede7e4004" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a15ca399ada8a279dc92f693ede7e4004" > operations_research::sat::operator< < < / a > < / div > < div class = "ttdeci" > std::ostream & operator< < (std::ostream & os, const BoolVar & var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model_8cc_source.html#l00089" > cp_model.cc:89< / a > < / div > < / div >
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< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a2dbcb7017d468a17bdb30252af5c6c31" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > operations_research::sat::kNoLiteralIndex< / a > < / div > < div class = "ttdeci" > const LiteralIndex kNoLiteralIndex(-1)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a7ab45c5256e605ee3da3bf3abd1df2e1" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a7ab45c5256e605ee3da3bf3abd1df2e1" > operations_research::sat::kTrueLiteralIndex< / a > < / div > < div class = "ttdeci" > const LiteralIndex kTrueLiteralIndex(-2)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a969b5056550d96847f8c35f19fd17f50" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a969b5056550d96847f8c35f19fd17f50" > operations_research::sat::kFalseLiteralIndex< / a > < / div > < div class = "ttdeci" > const LiteralIndex kFalseLiteralIndex(-3)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_add67896a84f6372a648154c5770a0ae0" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > operations_research::sat::kNoBooleanVariable< / a > < / div > < div class = "ttdeci" > const BooleanVariable kNoBooleanVariable(-1)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > Collection of objects used to extend the Constraint Solver library.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
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< div class = "ttc" id = "aoptimization_8cc_html_af63dcc00f2023fdf498e0829e6fb8a6b" > < div class = "ttname" > < a href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > < / div > < div class = "ttdeci" > Literal literal< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "optimization_8cc_source.html#l00089" > optimization.cc:89< / a > < / div > < / div >
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< div class = "ttc" id = "asat_2model_8h_html" > < div class = "ttname" > < a href = "sat_2model_8h.html" > model.h< / a > < / div > < / div >
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< div class = "ttc" id = "astrong__integers_8h_html" > < div class = "ttname" > < a href = "strong__integers_8h.html" > strong_integers.h< / a > < / div > < / div >
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< div class = "ttc" id = "astrong__vector_8h_html" > < div class = "ttname" > < a href = "strong__vector_8h.html" > strong_vector.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_info_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_info.html" > operations_research::sat::AssignmentInfo< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00190" > sat_base.h:190< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_info_html_a0f2d611d5c2d56f60646827438acf3af" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_info.html#a0f2d611d5c2d56f60646827438acf3af" > operations_research::sat::AssignmentInfo::trail_index< / a > < / div > < div class = "ttdeci" > int32_t trail_index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00211" > sat_base.h:211< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_info_html_a6a330c3b2adf87bfa27e9a9450d8bc40" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > operations_research::sat::AssignmentInfo::level< / a > < / div > < div class = "ttdeci" > uint32_t level< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00202" > sat_base.h:202< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_info_html_a764be64f3029f8b8e23511061d8de355" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_info.html#a764be64f3029f8b8e23511061d8de355" > operations_research::sat::AssignmentInfo::DebugString< / a > < / div > < div class = "ttdeci" > std::string DebugString() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00213" > sat_base.h:213< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_info_html_ad44b615021ed3ccb734fcaf583ef4a03" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_info.html#ad44b615021ed3ccb734fcaf583ef4a03" > operations_research::sat::AssignmentInfo::type< / a > < / div > < div class = "ttdeci" > uint32_t type< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00208" > sat_base.h:208< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_type_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_type.html" > operations_research::sat::AssignmentType< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00223" > sat_base.h:223< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_type_html_a0af1fd961132503823ccfd6df2adefad" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_type.html#a0af1fd961132503823ccfd6df2adefad" > operations_research::sat::AssignmentType::kUnitReason< / a > < / div > < div class = "ttdeci" > static constexpr int kUnitReason< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00225" > sat_base.h:225< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_type_html_a2d3b6b7de1d47e582380603377aaa347" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_type.html#a2d3b6b7de1d47e582380603377aaa347" > operations_research::sat::AssignmentType::kSameReasonAs< / a > < / div > < div class = "ttdeci" > static constexpr int kSameReasonAs< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00227" > sat_base.h:227< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_type_html_a815024d87e5d1d440d156094da0a6ceb" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_type.html#a815024d87e5d1d440d156094da0a6ceb" > operations_research::sat::AssignmentType::kFirstFreePropagationId< / a > < / div > < div class = "ttdeci" > static constexpr int kFirstFreePropagationId< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00230" > sat_base.h:230< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_type_html_a916a0609367bae97bd6788542d4925eb" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_type.html#a916a0609367bae97bd6788542d4925eb" > operations_research::sat::AssignmentType::kSearchDecision< / a > < / div > < div class = "ttdeci" > static constexpr int kSearchDecision< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00226" > sat_base.h:226< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_type_html_aed9440f488a2d8ecd25c9c2dfe4b47a9" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_type.html#aed9440f488a2d8ecd25c9c2dfe4b47a9" > operations_research::sat::AssignmentType::kCachedReason< / a > < / div > < div class = "ttdeci" > static constexpr int kCachedReason< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00224" > sat_base.h:224< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
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