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Added ezSAT::keep_cnf() and ezSAT::non_incremental()

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This commit is contained in:
Clifford Wolf 2014-07-21 01:49:59 +02:00
parent ade659e617
commit b1d520949b
5 changed files with 71 additions and 8 deletions
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19
libs/ezsat/ezsat.h
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@ -48,6 +48,11 @@ public:
static const int FALSE;
private:
bool flag_keep_cnf;
bool flag_non_incremental;
bool non_incremental_solve_used_up;
std::map<std::string, int> literalsCache;
std::vector<std::string> literals;
@ -57,7 +62,7 @@ private:
bool cnfConsumed;
int cnfVariableCount, cnfClausesCount;
std::vector<int> cnfLiteralVariables, cnfExpressionVariables;
std::vector<std::vector<int>> cnfClauses;
std::vector<std::vector<int>> cnfClauses, cnfClausesBackup;
void add_clause(const std::vector<int> &args);
void add_clause(const std::vector<int> &args, bool argsPolarity, int a = 0, int b = 0, int c = 0);
@ -67,6 +72,9 @@ private:
int bind_cnf_and(const std::vector<int> &args);
int bind_cnf_or(const std::vector<int> &args);
protected:
void preSolverCallback();
public:
int solverTimeout;
bool solverTimoutStatus;
@ -74,6 +82,12 @@ public:
ezSAT();
virtual ~ezSAT();
void keep_cnf() { flag_keep_cnf = true; }
void non_incremental() { flag_non_incremental = true; }
bool mode_keep_cnf() const { return flag_keep_cnf; }
bool mode_non_incremental() const { return flag_non_incremental; }
// manage expressions
int value(bool val);
@ -155,6 +169,9 @@ public:
void consumeCnf();
void consumeCnf(std::vector<std::vector<int>> &cnf);
// use this function to get the full CNF in keep_cnf mode
void getFullCnf(std::vector<std::vector<int>> &full_cnf) const;
std::string cnfLiteralInfo(int idx) const;
// simple helpers for build expressions easily