Module: ppl/ppl Branch: master Commit: 215cc5a900c2e8bd49b1477ccc220eb09b6b59cf URL: http://www.cs.unipr.it/git/gitweb.cgi?p=ppl/ppl.git;a=commit;h=215cc5a900c2e...

Author: Patricia Hill p.m.hill@leeds.ac.uk Date: Thu Feb 18 20:22:54 2010 +0000

Added some missing C interface methods and enum values for the new PIP classes.

---

interfaces/C/ppl_c_header.h | 44 +++++++++++++++++++++++ interfaces/C/ppl_c_implementation_common.cc | 51 +++++++++++++++++++++++++++ interfaces/C/tests/pip_test.c | 17 ++++++++- 3 files changed, 111 insertions(+), 1 deletions(-)

diff --git a/interfaces/C/ppl_c_header.h b/interfaces/C/ppl_c_header.h index 7cce12c..d49703b 100644 --- a/interfaces/C/ppl_c_header.h +++ b/interfaces/C/ppl_c_header.h @@ -2388,6 +2388,16 @@ extern int PPL_PIP_PROBLEM_CONTROL_PARAMETER_PIVOT_ROW_STRATEGY_FIRST; */ extern int PPL_PIP_PROBLEM_CONTROL_PARAMETER_PIVOT_ROW_STRATEGY_MAX_COLUMN;

+/*! \relates ppl_PIP_Problem_tag \brief + Code of PIP problem's "name size" control parameter name. +*/ +extern int PPL_PIP_PROBLEM_CONTROL_PARAMETER_NAME_SIZE; + +/*! \relates ppl_PIP_Problem_tag \brief + Code of PIP problem's "value size" control parameter name. +*/ +extern int PPL_PIP_PROBLEM_CONTROL_PARAMETER_VALUE_SIZE; + /*@}*/ /* Symbolic Constants */

/*! \brief \name Constructors, Assignment and Destructor */ @@ -2702,6 +2712,21 @@ ppl_assign_PIP_Problem_from_PIP_Problem PPL_PROTO((ppl_PIP_Problem_t dst, ppl_const_PIP_Problem_t src));

/*! \relates ppl_PIP_Problem_tag \brief + Builds a PIP problem having space dimension \p d from the sequence + of constraints in the range \f$[\mathrm{first}, \mathrm{last})\f$; + the \p n dimensions whose indices occur in \p ds are interpreted as + parameters. +*/ +int +ppl_new_PIP_Problem_from_constraints +PPL_PROTO((ppl_PIP_Problem_t* ppip, + ppl_dimension_type d, + ppl_Constraint_System_const_iterator_t first, + ppl_Constraint_System_const_iterator_t last, + size_t n, + ppl_dimension_type ds[])); + +/*! \relates ppl_PIP_Problem_tag \brief Invalidates the handle \p pip: this makes sure the corresponding resources will eventually be released. */ @@ -3022,6 +3047,25 @@ PPL_PROTO((ppl_const_Artificial_Parameter_t ap, ppl_const_Linear_Expression_t* le));

/*! \relates ppl_Artificial_Parameter_tag \brief + Copies into \p coef the coefficient of variable \p var in + the artificial parameter \p ap. +*/ +int +ppl_Artificial_Parameter_get_coefficient +PPL_PROTO((ppl_const_Artificial_Parameter_t ap, + ppl_dimension_type var, + ppl_const_Coefficient_t* coef)); + +/*! \relates ppl_Artificial_Parameter_tag \brief + Copies into \p coef the inhomogeneous term of the artificial + parameter \p ap. +*/ +int +ppl_Artificial_Parameter_get_inhomogeneous_term +PPL_PROTO((ppl_const_Artificial_Parameter_t ap, + ppl_const_Coefficient_t* coef)); + +/*! \relates ppl_Artificial_Parameter_tag \brief Writes to \p coeff the denominator in artificial parameter \p ap. */ int diff --git a/interfaces/C/ppl_c_implementation_common.cc b/interfaces/C/ppl_c_implementation_common.cc index 2d0598e..47e5259 100644 --- a/interfaces/C/ppl_c_implementation_common.cc +++ b/interfaces/C/ppl_c_implementation_common.cc @@ -168,8 +168,11 @@ int PPL_PIP_PROBLEM_CONTROL_PARAMETER_NAME_CUTTING_STRATEGY; int PPL_PIP_PROBLEM_CONTROL_PARAMETER_CUTTING_STRATEGY_FIRST; int PPL_PIP_PROBLEM_CONTROL_PARAMETER_CUTTING_STRATEGY_DEEPEST; int PPL_PIP_PROBLEM_CONTROL_PARAMETER_CUTTING_STRATEGY_ALL; +int PPL_PIP_PROBLEM_CONTROL_PARAMETER_NAME_PIVOT_ROW_STRATEGY; int PPL_PIP_PROBLEM_CONTROL_PARAMETER_PIVOT_ROW_STRATEGY_FIRST; int PPL_PIP_PROBLEM_CONTROL_PARAMETER_PIVOT_ROW_STRATEGY_MAX_COLUMN; +int PPL_PIP_PROBLEM_CONTROL_PARAMETER_NAME_SIZE; +int PPL_PIP_PROBLEM_CONTROL_PARAMETER_VALUE_SIZE;

int PPL_OPTIMIZATION_MODE_MINIMIZATION; int PPL_OPTIMIZATION_MODE_MAXIMIZATION; @@ -224,10 +227,16 @@ ppl_initialize(void) try { = PIP_Problem::CUTTING_STRATEGY_DEEPEST; PPL_PIP_PROBLEM_CONTROL_PARAMETER_CUTTING_STRATEGY_ALL = PIP_Problem::CUTTING_STRATEGY_ALL; + PPL_PIP_PROBLEM_CONTROL_PARAMETER_NAME_PIVOT_ROW_STRATEGY + = PIP_Problem::PIVOT_ROW_STRATEGY; PPL_PIP_PROBLEM_CONTROL_PARAMETER_PIVOT_ROW_STRATEGY_FIRST = PIP_Problem::PIVOT_ROW_STRATEGY_FIRST; PPL_PIP_PROBLEM_CONTROL_PARAMETER_PIVOT_ROW_STRATEGY_MAX_COLUMN = PIP_Problem::PIVOT_ROW_STRATEGY_MAX_COLUMN; + PPL_PIP_PROBLEM_CONTROL_PARAMETER_NAME_SIZE + = PIP_Problem::CONTROL_PARAMETER_NAME_SIZE; + PPL_PIP_PROBLEM_CONTROL_PARAMETER_VALUE_SIZE + = PIP_Problem::CONTROL_PARAMETER_VALUE_SIZE;

PPL_OPTIMIZATION_MODE_MINIMIZATION = MINIMIZATION; PPL_OPTIMIZATION_MODE_MAXIMIZATION = MAXIMIZATION; @@ -2148,6 +2157,23 @@ ppl_new_PIP_Problem_from_PIP_Problem(ppl_PIP_Problem_t* dpip, CATCH_ALL

int +ppl_new_PIP_Problem_from_constraints +(ppl_PIP_Problem_t* ppip, + ppl_dimension_type d, + ppl_Constraint_System_const_iterator_t first, + ppl_Constraint_System_const_iterator_t last, + size_t n, + ppl_dimension_type ds[]) try { + Variables_Set p_vars; + for (ppl_dimension_type i = n; i-- > 0; ) + p_vars.insert(ds[i]); + *ppip = to_nonconst(new PIP_Problem(d, *to_const(first), + *to_const(last), p_vars)); + return 0; +} +CATCH_ALL + +int ppl_assign_PIP_Problem_from_PIP_Problem(ppl_PIP_Problem_t dst, ppl_const_PIP_Problem_t src) try { const PIP_Problem& ssrc = *to_const(src); @@ -2461,6 +2487,31 @@ ppl_Artificial_Parameter_get_Linear_Expression CATCH_ALL

int +ppl_Artificial_Parameter_get_coefficient(ppl_const_Artificial_Parameter_t ap, + ppl_dimension_type var, + ppl_const_Coefficient_t* coef) try { + const Artificial_Parameter& sap = *to_const(ap); + const Linear_Expression& lle = static_cast<const Linear_Expression&>(sap); + const Coefficient& ncoef = lle.coefficient(Variable(var)); + *coef = to_const(&ncoef); + return 0; +} +CATCH_ALL + +int +ppl_Artificial_Parameter_get_inhomogeneous_term +(ppl_const_Artificial_Parameter_t ap, + ppl_const_Coefficient_t* coef) try { + const Artificial_Parameter& sap = *to_const(ap); + const Linear_Expression& lle = static_cast<const Linear_Expression&>(sap); + const Coefficient& icoef = lle.inhomogeneous_term(); + *coef = to_const(&icoef); + return 0; +} +CATCH_ALL + + +int ppl_Artificial_Parameter_get_denominator(ppl_const_Artificial_Parameter_t ap, ppl_const_Coefficient_t* coef) try { const Artificial_Parameter& sap = *to_const(ap); diff --git a/interfaces/C/tests/pip_test.c b/interfaces/C/tests/pip_test.c index ff0f533..71f0a68 100644 --- a/interfaces/C/tests/pip_test.c +++ b/interfaces/C/tests/pip_test.c @@ -232,7 +232,6 @@ main(int argc, char **argv) { ppl_Linear_Expression_add_to_inhomogeneous(le, c); ppl_new_Constraint(&ct, le, PPL_CONSTRAINT_TYPE_GREATER_OR_EQUAL); ppl_PIP_Problem_add_constraint(pip, ct); - ppl_delete_Constraint(ct); ppl_delete_Linear_Expression(le); } ppl_delete_Coefficient(c); @@ -240,13 +239,29 @@ main(int argc, char **argv) {

ppl_PIP_Problem_total_memory_in_bytes(pip, &sz); ppl_PIP_Problem_external_memory_in_bytes(pip, &sz); + ok = (ppl_PIP_Problem_solve(pip) == PPL_PIP_PROBLEM_STATUS_OPTIMIZED); if (ok) { ppl_dimension_type dim; ppl_const_PIP_Tree_Node_t solution; + ppl_PIP_Problem_t pip0; + ppl_Constraint_System_t constraints; + ppl_Constraint_System_const_iterator_t begin, end; + ppl_PIP_Problem_space_dimension(pip, &dim); ppl_PIP_Problem_solution(pip, &solution); display_solution(solution, N_VARS, N_PARAMETERS, parameter_dim); + ppl_new_Constraint_System_const_iterator(&begin); + ppl_new_Constraint_System_const_iterator(&end); + ppl_new_Constraint_System_from_Constraint(&constraints, ct); + ppl_Constraint_System_begin(constraints, begin); + ppl_Constraint_System_end(constraints, end); + ppl_new_PIP_Problem_from_constraints(&pip0, N_VARS+N_PARAMETERS, + begin, end, N_PARAMETERS, + parameter_dim); + ok = ppl_PIP_Problem_OK(pip0); + ppl_delete_Constraint(ct); + ppl_delete_Constraint_System(constraints); }

ppl_delete_PIP_Problem(pip);