| Option Strict Off |
| Option Explicit On |
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| Public Class lpsolve55 |
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| Public Declare Function add_column Lib "lpsolve55" Alias "add_column" (ByVal lp As IntPtr, ByVal column() As Double) As Boolean |
| Public Declare Function add_columnex Lib "lpsolve55" Alias "add_columnex" (ByVal lp As IntPtr, ByVal count As Integer, ByVal column() As Double, ByVal rowno() As Integer) As Boolean |
| Public Declare Function add_constraint Lib "lpsolve55" Alias "add_constraint" (ByVal lp As IntPtr, ByVal row() As Double, ByVal constr_type As lpsolve_constr_types, ByVal rh As Double) As Boolean |
| Public Declare Function add_constraintex Lib "lpsolve55" Alias "add_constraintex" (ByVal lp As IntPtr, ByVal count As Integer, ByVal row() As Double, ByVal colno() As Integer, ByVal constr_type As lpsolve_constr_types, ByVal rh As Double) As Boolean |
| Public Declare Function add_lag_con Lib "lpsolve55" Alias "add_lag_con" (ByVal lp As IntPtr, ByVal row() As Double, ByVal con_type As lpsolve_constr_types, ByVal rhs As Double) As Boolean |
| Public Declare Function add_SOS Lib "lpsolve55" Alias "add_SOS" (ByVal lp As IntPtr, ByVal name As String, ByVal sostype As Integer, ByVal priority As Integer, ByVal count As Integer, ByVal sosvars() As Integer, ByVal weights() As Double) As Integer |
| Public Declare Function column_in_lp Lib "lpsolve55" Alias "column_in_lp" (ByVal lp As IntPtr, ByVal column() As Double) As Integer |
| Public Declare Function copy_lp Lib "lpsolve55" Alias "copy_lp" (ByVal lp As IntPtr) As Integer |
| Public Declare Sub default_basis Lib "lpsolve55" Alias "default_basis" (ByVal lp As IntPtr) |
| Public Declare Function del_column Lib "lpsolve55" Alias "del_column" (ByVal lp As IntPtr, ByVal column As Integer) As Boolean |
| Public Declare Function del_constraint Lib "lpsolve55" Alias "del_constraint" (ByVal lp As IntPtr, ByVal del_row As Integer) As Boolean |
| Public Declare Sub delete_lp Lib "lpsolve55" Alias "delete_lp" (ByVal lp As IntPtr) |
| Public Declare Function dualize_lp Lib "lpsolve55" Alias "dualize_lp" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function get_anti_degen Lib "lpsolve55" Alias "get_anti_degen" (ByVal lp As IntPtr) As lpsolve_anti_degen |
| Public Declare Function get_basis Lib "lpsolve55" Alias "get_basis" (ByVal lp As IntPtr, ByVal bascolumn() As Integer, ByVal nonbasic As Boolean) As Boolean |
| Public Declare Function get_basiscrash Lib "lpsolve55" Alias "get_basiscrash" (ByVal lp As IntPtr) As lpsolve_basiscrash |
| Public Declare Function get_bb_depthlimit Lib "lpsolve55" Alias "get_bb_depthlimit" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_bb_floorfirst Lib "lpsolve55" Alias "get_bb_floorfirst" (ByVal lp As IntPtr) As lpsolve_branch |
| Public Declare Function get_bb_rule Lib "lpsolve55" Alias "get_bb_rule" (ByVal lp As IntPtr) As lpsolve_BBstrategies |
| Public Declare Function get_bounds_tighter Lib "lpsolve55" Alias "get_bounds_tighter" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function get_break_at_value Lib "lpsolve55" Alias "get_break_at_value" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_col_name Lib "lpsolve55" Alias "get_col_name" (ByVal lp As IntPtr, ByVal column As Integer) As String |
| Public Declare Function get_column Lib "lpsolve55" Alias "get_column" (ByVal lp As IntPtr, ByVal col_nr As Integer, ByVal column() As Double) As Boolean |
| Public Declare Function get_columnex Lib "lpsolve55" Alias "get_columnex" (ByVal lp As IntPtr, ByVal col_nr As Integer, ByVal column() As Double, ByVal nzrow() As Integer) As Integer |
| Public Declare Function get_constr_type Lib "lpsolve55" Alias "get_constr_type" (ByVal lp As IntPtr, ByVal row As Integer) As lpsolve_constr_types |
| Public Declare Function get_constr_value Lib "lpsolve55" Alias "get_constr_value" (ByVal lp As IntPtr, ByVal row As Integer, ByVal count As Integer, ByVal primsolution() As Double, ByVal nzindex() As Integer) As Double |
| Public Declare Function get_constraints Lib "lpsolve55" Alias "get_constraints" (ByVal lp As IntPtr, ByVal constr() As Double) As Boolean |
| Public Declare Function get_dual_solution Lib "lpsolve55" Alias "get_dual_solution" (ByVal lp As IntPtr, ByVal rc() As Double) As Boolean |
| Public Declare Function get_epsb Lib "lpsolve55" Alias "get_epsb" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_epsd Lib "lpsolve55" Alias "get_epsd" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_epsel Lib "lpsolve55" Alias "get_epsel" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_epsint Lib "lpsolve55" Alias "get_epsint" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_epsperturb Lib "lpsolve55" Alias "get_epsperturb" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_epspivot Lib "lpsolve55" Alias "get_epspivot" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_improve Lib "lpsolve55" Alias "get_improve" (ByVal lp As IntPtr) As lpsolve_improves |
| Public Declare Function get_infinite Lib "lpsolve55" Alias "get_infinite" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_lambda Lib "lpsolve55" Alias "get_lambda" (ByVal lp As IntPtr, ByVal lambda() As Double) As Boolean |
| Public Declare Function get_lowbo Lib "lpsolve55" Alias "get_lowbo" (ByVal lp As IntPtr, ByVal column As Integer) As Double |
| Public Declare Function get_lp_index Lib "lpsolve55" Alias "get_lp_index" (ByVal lp As IntPtr, ByVal orig_index As Integer) As Integer |
| Public Declare Function get_lp_name Lib "lpsolve55" Alias "get_lp_name" (ByVal lp As IntPtr) As String |
| Public Declare Function get_Lrows Lib "lpsolve55" Alias "get_Lrows" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_mat Lib "lpsolve55" Alias "get_mat" (ByVal lp As IntPtr, ByVal row As Integer, ByVal column As Integer) As Double |
| Public Declare Function get_max_level Lib "lpsolve55" Alias "get_max_level" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_maxpivot Lib "lpsolve55" Alias "get_maxpivot" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_mip_gap Lib "lpsolve55" Alias "get_mip_gap" (ByVal lp As IntPtr, ByVal absolute As Boolean) As Double |
| Public Declare Function get_Ncolumns Lib "lpsolve55" Alias "get_Ncolumns" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_negrange Lib "lpsolve55" Alias "get_negrange" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_nameindex Lib "lpsolve55" Alias "get_nameindex" (ByVal lp As IntPtr, ByVal name As String, ByVal isrow As Boolean) As Integer |
| Public Declare Function get_nonzeros Lib "lpsolve55" Alias "get_nonzeros" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_Norig_columns Lib "lpsolve55" Alias "get_Norig_columns" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_Norig_rows Lib "lpsolve55" Alias "get_Norig_rows" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_Nrows Lib "lpsolve55" Alias "get_Nrows" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_obj_bound Lib "lpsolve55" Alias "get_obj_bound" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_objective Lib "lpsolve55" Alias "get_objective" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_orig_index Lib "lpsolve55" Alias "get_orig_index" (ByVal lp As IntPtr, ByVal lp_index As Integer) As Integer |
| Public Declare Function get_origcol_name Lib "lpsolve55" Alias "get_origcol_name" (ByVal lp As IntPtr, ByVal column As Integer) As String |
| Public Declare Function get_origrow_name Lib "lpsolve55" Alias "get_origrow_name" (ByVal lp As IntPtr, ByVal row As Integer) As String |
| Public Declare Function get_pivoting Lib "lpsolve55" Alias "get_pivoting" (ByVal lp As IntPtr) As lpsolve_piv_rules |
| Public Declare Function get_presolve Lib "lpsolve55" Alias "get_presolve" (ByVal lp As IntPtr) As lpsolve_presolve |
| Public Declare Function get_presolveloops Lib "lpsolve55" Alias "get_presolveloops" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_primal_solution Lib "lpsolve55" Alias "get_primal_solution" (ByVal lp As IntPtr, ByVal pv_Renamed() As Double) As Boolean |
| Public Declare Function get_print_sol Lib "lpsolve55" Alias "get_print_sol" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_PseudoCosts Lib "lpsolve55" Alias "get_PseudoCosts" (ByVal lp As IntPtr, ByVal clower() As Double, ByVal cupper() As Double, ByVal updatelimit() As Integer) As Boolean |
| Public Declare Function get_rh Lib "lpsolve55" Alias "get_rh" (ByVal lp As IntPtr, ByVal row As Integer) As Double |
| Public Declare Function get_rh_range Lib "lpsolve55" Alias "get_rh_range" (ByVal lp As IntPtr, ByVal row As Integer) As Double |
| Public Declare Function get_row Lib "lpsolve55" Alias "get_row" (ByVal lp As IntPtr, ByVal row_nr As Integer, ByVal row() As Double) As Boolean |
| Public Declare Function get_rowex Lib "lpsolve55" Alias "get_rowex" (ByVal lp As IntPtr, ByVal row_nr As Integer, ByVal row() As Double, ByVal colno() As Integer) As Integer |
| Public Declare Function get_row_name Lib "lpsolve55" Alias "get_row_name" (ByVal lp As IntPtr, ByVal row As Integer) As String |
| Public Declare Function get_scalelimit Lib "lpsolve55" Alias "get_scalelimit" (ByVal lp As IntPtr) As Double |
| Public Declare Function get_scaling Lib "lpsolve55" Alias "get_scaling" (ByVal lp As IntPtr) As lpsolve_scales |
| Public Declare Function get_sensitivity_obj Lib "lpsolve55" Alias "get_sensitivity_obj" (ByVal lp As IntPtr, ByVal objfrom() As Double, ByVal objtill() As Double) As Boolean |
| Public Declare Function get_sensitivity_objex Lib "lpsolve55" Alias "get_sensitivity_objex" (ByVal lp As IntPtr, ByVal objfrom() As Double, ByVal objtill() As Double, ByVal objfromvalue() As Double, ByVal objtillvalue() As Double) As Boolean |
| Public Declare Function get_sensitivity_rhs Lib "lpsolve55" Alias "get_sensitivity_rhs" (ByVal lp As IntPtr, ByVal duals() As Double, ByVal dualsfrom() As Double, ByVal dualstill() As Double) As Boolean |
| Public Declare Function get_simplextype Lib "lpsolve55" Alias "get_simplextype" (ByVal lp As IntPtr) As lpsolve_simplextypes |
| Public Declare Function get_solutioncount Lib "lpsolve55" Alias "get_solutioncount" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_solutionlimit Lib "lpsolve55" Alias "get_solutionlimit" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_status Lib "lpsolve55" Alias "get_status" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_statustext Lib "lpsolve55" Alias "get_statustext" (ByVal lp As IntPtr, ByVal statuscode As Integer) As String |
| Public Declare Function get_timeout Lib "lpsolve55" Alias "get_timeout" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_total_iter Lib "lpsolve55" Alias "get_total_iter" (ByVal lp As IntPtr) As Long |
| Public Declare Function get_total_nodes Lib "lpsolve55" Alias "get_total_nodes" (ByVal lp As IntPtr) As Long |
| Public Declare Function get_upbo Lib "lpsolve55" Alias "get_upbo" (ByVal lp As IntPtr, ByVal column As Integer) As Double |
| Public Declare Function get_var_branch Lib "lpsolve55" Alias "get_var_branch" (ByVal lp As IntPtr, ByVal column As Integer) As lpsolve_branch |
| Public Declare Function get_var_dualresult Lib "lpsolve55" Alias "get_var_dualresult" (ByVal lp As IntPtr, ByVal index As Integer) As Double |
| Public Declare Function get_var_primalresult Lib "lpsolve55" Alias "get_var_primalresult" (ByVal lp As IntPtr, ByVal index As Integer) As Double |
| Public Declare Function get_var_priority Lib "lpsolve55" Alias "get_var_priority" (ByVal lp As IntPtr, ByVal column As Integer) As Integer |
| Public Declare Function get_variables Lib "lpsolve55" Alias "get_variables" (ByVal lp As IntPtr, ByVal var() As Double) As Boolean |
| Public Declare Function get_verbose Lib "lpsolve55" Alias "get_verbose" (ByVal lp As IntPtr) As Integer |
| Public Declare Function get_working_objective Lib "lpsolve55" Alias "get_working_objective" (ByVal lp As IntPtr) As Double |
| Public Declare Function guess_basis Lib "lpsolve55" Alias "guess_basis" (ByVal lp As IntPtr, ByVal guessvector() As Double, ByVal basisvector() As Integer) As Boolean |
| Public Declare Function has_BFP Lib "lpsolve55" Alias "has_BFP" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function has_XLI Lib "lpsolve55" Alias "has_XLI" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function is_add_rowmode Lib "lpsolve55" Alias "is_add_rowmode" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function is_anti_degen Lib "lpsolve55" Alias "is_anti_degen" (ByVal lp As IntPtr, ByVal testmask As lpsolve_anti_degen) As Boolean |
| Public Declare Function is_binary Lib "lpsolve55" Alias "is_binary" (ByVal lp As IntPtr, ByVal column As Integer) As Boolean |
| Public Declare Function is_break_at_first Lib "lpsolve55" Alias "is_break_at_first" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function is_constr_type Lib "lpsolve55" Alias "is_constr_type" (ByVal lp As IntPtr, ByVal row As Integer, ByVal mask As Integer) As Boolean |
| Public Declare Function is_debug Lib "lpsolve55" Alias "is_debug" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function is_feasible Lib "lpsolve55" Alias "is_feasible" (ByVal lp As IntPtr, ByVal values() As Double, ByVal threshold As Double) As Boolean |
| Public Declare Function is_infinite Lib "lpsolve55" Alias "is_infinite" (ByVal lp As IntPtr, ByVal value As Double) As Boolean |
| Public Declare Function is_int Lib "lpsolve55" Alias "is_int" (ByVal lp As IntPtr, ByVal column As Integer) As Boolean |
| Public Declare Function is_integerscaling Lib "lpsolve55" Alias "is_integerscaling" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function is_lag_trace Lib "lpsolve55" Alias "is_lag_trace" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function is_maxim Lib "lpsolve55" Alias "is_maxim" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function is_nativeBFP Lib "lpsolve55" Alias "is_nativeBFP" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function is_nativeXLI Lib "lpsolve55" Alias "is_nativeXLI" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function is_negative Lib "lpsolve55" Alias "is_negative" (ByVal lp As IntPtr, ByVal column As Integer) As Boolean |
| Public Declare Function is_piv_mode Lib "lpsolve55" Alias "is_piv_mode" (ByVal lp As IntPtr, ByVal testmask As lpsolve_piv_rules) As Boolean |
| Public Declare Function is_piv_rule Lib "lpsolve55" Alias "is_piv_rule" (ByVal lp As IntPtr, ByVal rule As lpsolve_piv_rules) As Boolean |
| Public Declare Function is_presolve Lib "lpsolve55" Alias "is_presolve" (ByVal lp As IntPtr, ByVal testmask As lpsolve_presolve) As Boolean |
| Public Declare Function is_scalemode Lib "lpsolve55" Alias "is_scalemode" (ByVal lp As IntPtr, ByVal testmask As lpsolve_scales) As Boolean |
| Public Declare Function is_scaletype Lib "lpsolve55" Alias "is_scaletype" (ByVal lp As IntPtr, ByVal scaletype As lpsolve_scales) As Boolean |
| Public Declare Function is_semicont Lib "lpsolve55" Alias "is_semicont" (ByVal lp As IntPtr, ByVal column As Integer) As Boolean |
| Public Declare Function is_SOS_var Lib "lpsolve55" Alias "is_SOS_var" (ByVal lp As IntPtr, ByVal column As Integer) As Boolean |
| Public Declare Function is_trace Lib "lpsolve55" Alias "is_trace" (ByVal lp As IntPtr) As Boolean |
| Public Declare Function is_unbounded Lib "lpsolve55" Alias "is_unbounded" (ByVal lp As IntPtr, ByVal column As Integer) As Boolean |
| Public Declare Function is_use_names Lib "lpsolve55" Alias "is_use_names" (ByVal lp As IntPtr, ByVal isrow As Boolean) As Boolean |
| Public Declare Sub version Lib "lpsolve55" Alias "lp_solve_version" (ByRef majorversion As Integer, ByRef minorversion As Integer, ByRef release As Integer, ByRef build As Integer) |
| Public Declare Function make_lp Lib "lpsolve55" Alias "make_lp" (ByVal rows As Integer, ByVal columns As Integer) As IntPtr |
| Public Declare Function resize_lp Lib "lpsolve55" Alias "resize_lp" (ByVal lp As IntPtr, ByVal rows As Integer, ByVal columns As Integer) As Boolean |
| Public Declare Sub print_constraints Lib "lpsolve55" Alias "print_constraints" (ByVal lp As IntPtr, ByVal columns As Integer) |
| Public Declare Function print_debugdump Lib "lpsolve55" Alias "print_debugdump" (ByVal lp As IntPtr, ByVal filename As String) As Boolean |
| Public Declare Sub print_duals Lib "lpsolve55" Alias "print_duals" (ByVal lp As IntPtr) |
| Public Declare Sub print_lp Lib "lpsolve55" Alias "print_lp" (ByVal lp As IntPtr) |
| Public Declare Sub print_objective Lib "lpsolve55" Alias "print_objective" (ByVal lp As IntPtr) |
| Public Declare Sub print_scales Lib "lpsolve55" Alias "print_scales" (ByVal lp As IntPtr) |
| Public Declare Sub print_solution Lib "lpsolve55" Alias "print_solution" (ByVal lp As IntPtr, ByVal columns As Integer) |
| Public Declare Sub print_str Lib "lpsolve55" Alias "print_str" (ByVal lp As IntPtr, ByVal str_Renamed As String) |
| Public Declare Sub print_tableau Lib "lpsolve55" Alias "print_tableau" (ByVal lp As IntPtr) |
| Public Delegate Function abortfunc(ByVal lp As IntPtr, ByVal userhandle As Integer) As Integer |
| Public Declare Sub put_abortfunc Lib "lpsolve55" Alias "put_abortfunc" (ByVal lp As IntPtr, ByVal newctrlc As abortfunc, ByVal ctrlchandle As Integer) |
| Public Delegate Sub logfunc(ByVal lp As IntPtr, ByVal userhandle As Integer, ByVal buf As String) |
| Public Declare Sub put_logfunc Lib "lpsolve55" Alias "put_logfunc" (ByVal lp As IntPtr, ByVal newlog As logfunc, ByVal loghandle As Integer) |
| Public Delegate Sub msgfunc(ByVal lp As IntPtr, ByVal userhandle As Integer, ByVal message As lpsolve_msgmask) |
| Public Declare Sub put_msgfunc Lib "lpsolve55" Alias "put_msgfunc" (ByVal lp As IntPtr, ByVal newmsg As msgfunc, ByVal msghandle As Integer, ByVal mask As lpsolve_msgmask) |
| Public Declare Function read_basis Lib "lpsolve55" Alias "read_basis" (ByVal lp As IntPtr, ByVal filename As String, ByVal info As String) As Boolean |
| Public Declare Function read_freeMPS Lib "lpsolve55" Alias "read_freeMPS" (ByVal filename As String, ByVal options As Integer) As Integer |
| Public Declare Function read_LP Lib "lpsolve55" Alias "read_LP" (ByVal filename As String, ByVal verbose As Integer, ByVal lp_name As String) As Integer |
| Public Declare Function read_MPS Lib "lpsolve55" Alias "read_MPS" (ByVal filename As String, ByVal options As Integer) As Integer |
| Public Declare Function read_XLI Lib "lpsolve55" Alias "read_XLI" (ByVal xliname As String, ByVal modelname As String, ByVal dataname As String, ByVal options As String, ByVal verbose As Integer) As Integer |
| Public Declare Function read_params Lib "lpsolve55" Alias "read_params" (ByVal lp As IntPtr, ByVal filename As String, ByVal options As String) As Boolean |
| Public Declare Sub reset_basis Lib "lpsolve55" Alias "reset_basis" (ByVal lp As IntPtr) |
| Public Declare Sub reset_params Lib "lpsolve55" Alias "reset_params" (ByVal lp As IntPtr) |
| Public Declare Function set_add_rowmode Lib "lpsolve55" Alias "set_add_rowmode" (ByVal lp As IntPtr, ByVal turnon As Boolean) As Boolean |
| Public Declare Sub set_anti_degen Lib "lpsolve55" Alias "set_anti_degen" (ByVal lp As IntPtr, ByVal anti_degen As lpsolve_anti_degen) |
| Public Declare Function set_basis Lib "lpsolve55" Alias "set_basis" (ByVal lp As IntPtr, ByVal bascolumn() As Integer, ByVal nonbasic As Boolean) As Boolean |
| Public Declare Sub set_basiscrash Lib "lpsolve55" Alias "set_basiscrash" (ByVal lp As IntPtr, ByVal mode As lpsolve_basiscrash) |
| Public Declare Sub set_basisvar Lib "lpsolve55" Alias "set_basisvar" (ByVal lp As IntPtr, ByVal basisPos As Integer, ByVal enteringCol As Integer) |
| Public Declare Sub set_bb_depthlimit Lib "lpsolve55" Alias "set_bb_depthlimit" (ByVal lp As IntPtr, ByVal bb_maxlevel As Integer) |
| Public Declare Sub set_bb_floorfirst Lib "lpsolve55" Alias "set_bb_floorfirst" (ByVal lp As IntPtr, ByVal bb_floorfirst As lpsolve_branch) |
| Public Declare Sub set_bb_rule Lib "lpsolve55" Alias "set_bb_rule" (ByVal lp As IntPtr, ByVal bb_rule As lpsolve_BBstrategies) |
| Public Declare Function set_BFP Lib "lpsolve55" Alias "set_BFP" (ByVal lp As IntPtr, ByVal filename As String) As Boolean |
| Public Declare Function set_binary Lib "lpsolve55" Alias "set_binary" (ByVal lp As IntPtr, ByVal column As Integer, ByVal must_be_bin As Boolean) As Boolean |
| Public Declare Function set_bounds Lib "lpsolve55" Alias "set_bounds" (ByVal lp As IntPtr, ByVal column As Integer, ByVal lower As Double, ByVal upper As Double) As Boolean |
| Public Declare Sub set_bounds_tighter Lib "lpsolve55" Alias "set_bounds_tighter" (ByVal lp As IntPtr, ByVal tighten As Boolean) |
| Public Declare Sub set_break_at_first Lib "lpsolve55" Alias "set_break_at_first" (ByVal lp As IntPtr, ByVal break_at_first As Boolean) |
| Public Declare Sub set_break_at_value Lib "lpsolve55" Alias "set_break_at_value" (ByVal lp As IntPtr, ByVal break_at_value As Double) |
| Public Declare Function set_col_name Lib "lpsolve55" Alias "set_col_name" (ByVal lp As IntPtr, ByVal column As Integer, ByVal new_name As String) As Boolean |
| Public Declare Function set_column Lib "lpsolve55" Alias "set_column" (ByVal lp As IntPtr, ByVal col_no As Integer, ByVal column() As Double) As Boolean |
| Public Declare Function set_columnex Lib "lpsolve55" Alias "set_columnex" (ByVal lp As IntPtr, ByVal col_no As Integer, ByVal count As Integer, ByVal column() As Double, ByVal rowno() As Integer) As Boolean |
| Public Declare Function set_constr_type Lib "lpsolve55" Alias "set_constr_type" (ByVal lp As IntPtr, ByVal row As Integer, ByVal con_type As lpsolve_constr_types) As Boolean |
| Public Declare Sub set_debug Lib "lpsolve55" Alias "set_debug" (ByVal lp As IntPtr, ByVal debug_ As Boolean) |
| Public Declare Sub set_epsb Lib "lpsolve55" Alias "set_epsb" (ByVal lp As IntPtr, ByVal epsb As Double) |
| Public Declare Sub set_epsd Lib "lpsolve55" Alias "set_epsd" (ByVal lp As IntPtr, ByVal epsd As Double) |
| Public Declare Sub set_epsel Lib "lpsolve55" Alias "set_epsel" (ByVal lp As IntPtr, ByVal epsel As Double) |
| Public Declare Sub set_epsint Lib "lpsolve55" Alias "set_epsint" (ByVal lp As IntPtr, ByVal epsint As Double) |
| Public Declare Function set_epslevel Lib "lpsolve55" Alias "set_epslevel" (ByVal lp As IntPtr, ByVal epslevel As Integer) As Boolean |
| Public Declare Sub set_epsperturb Lib "lpsolve55" Alias "set_epsperturb" (ByVal lp As IntPtr, ByVal epsperturb As Double) |
| Public Declare Sub set_epspivot Lib "lpsolve55" Alias "set_epspivot" (ByVal lp As IntPtr, ByVal epspivot As Double) |
| Public Declare Sub set_improve Lib "lpsolve55" Alias "set_improve" (ByVal lp As IntPtr, ByVal improve As lpsolve_improves) |
| Public Declare Sub set_infinite Lib "lpsolve55" Alias "set_infinite" (ByVal lp As IntPtr, ByVal infinite As Double) |
| Public Declare Function set_int Lib "lpsolve55" Alias "set_int" (ByVal lp As IntPtr, ByVal column As Integer, ByVal must_be_int As Boolean) As Boolean |
| Public Declare Sub set_lag_trace Lib "lpsolve55" Alias "set_lag_trace" (ByVal lp As IntPtr, ByVal lag_trace As Boolean) |
| Public Declare Function set_lowbo Lib "lpsolve55" Alias "set_lowbo" (ByVal lp As IntPtr, ByVal column As Integer, ByVal value As Double) As Boolean |
| Public Declare Function set_lp_name Lib "lpsolve55" Alias "set_lp_name" (ByVal lp As IntPtr, ByVal lpname As String) As Boolean |
| Public Declare Function set_mat Lib "lpsolve55" Alias "set_mat" (ByVal lp As IntPtr, ByVal row As Integer, ByVal column As Integer, ByVal value As Double) As Boolean |
| Public Declare Sub set_maxim Lib "lpsolve55" Alias "set_maxim" (ByVal lp As IntPtr) |
| Public Declare Sub set_maxpivot Lib "lpsolve55" Alias "set_maxpivot" (ByVal lp As IntPtr, ByVal max_num_inv As Integer) |
| Public Declare Sub set_minim Lib "lpsolve55" Alias "set_minim" (ByVal lp As IntPtr) |
| Public Declare Sub set_mip_gap Lib "lpsolve55" Alias "set_mip_gap" (ByVal lp As IntPtr, ByVal absolute As Boolean, ByVal mip_gap As Double) |
| Public Declare Sub set_negrange Lib "lpsolve55" Alias "set_negrange" (ByVal lp As IntPtr, ByVal negrange As Double) |
| Public Declare Function set_obj Lib "lpsolve55" Alias "set_obj" (ByVal lp As IntPtr, ByVal column As Integer, ByVal value As Double) As Boolean |
| Public Declare Sub set_obj_bound Lib "lpsolve55" Alias "set_obj_bound" (ByVal lp As IntPtr, ByVal obj_bound As Double) |
| Public Declare Function set_obj_fn Lib "lpsolve55" Alias "set_obj_fn" (ByVal lp As IntPtr, ByVal row() As Double) As Boolean |
| Public Declare Function set_obj_fnex Lib "lpsolve55" Alias "set_obj_fnex" (ByVal lp As IntPtr, ByVal count As Integer, ByVal row() As Double, ByVal colno() As Integer) As Boolean |
| Public Declare Function set_outputfile Lib "lpsolve55" Alias "set_outputfile" (ByVal lp As IntPtr, ByVal filename As String) As Boolean |
| Public Declare Sub set_pivoting Lib "lpsolve55" Alias "set_pivoting" (ByVal lp As IntPtr, ByVal piv_rule As lpsolve_piv_rules) |
| Public Declare Sub set_preferdual Lib "lpsolve55" Alias "set_preferdual" (ByVal lp As IntPtr, ByVal dodual As Boolean) |
| Public Declare Sub set_presolve Lib "lpsolve55" Alias "set_presolve" (ByVal lp As IntPtr, ByVal do_presolve As lpsolve_presolve, ByVal maxloops As Integer) |
| Public Declare Sub set_print_sol Lib "lpsolve55" Alias "set_print_sol" (ByVal lp As IntPtr, ByVal print_sol As Integer) |
| Public Declare Function set_PseudoCosts Lib "lpsolve55" Alias "set_PseudoCosts" (ByVal lp As IntPtr, ByVal clower() As Double, ByVal cupper() As Double, ByVal updatelimit() As Integer) As Boolean |
| Public Declare Function set_rh Lib "lpsolve55" Alias "set_rh" (ByVal lp As IntPtr, ByVal row As Integer, ByVal value As Double) As Boolean |
| Public Declare Function set_rh_range Lib "lpsolve55" Alias "set_rh_range" (ByVal lp As IntPtr, ByVal row As Integer, ByVal deltavalue As Double) As Boolean |
| Public Declare Sub set_rh_vec Lib "lpsolve55" Alias "set_rh_vec" (ByVal lp As IntPtr, ByVal rh() As Double) |
| Public Declare Function set_row Lib "lpsolve55" Alias "set_row" (ByVal lp As IntPtr, ByVal row_no As Integer, ByVal row() As Double) As Boolean |
| Public Declare Function set_row_name Lib "lpsolve55" Alias "set_row_name" (ByVal lp As IntPtr, ByVal row As Integer, ByVal new_name As String) As Boolean |
| Public Declare Function set_rowex Lib "lpsolve55" Alias "set_rowex" (ByVal lp As IntPtr, ByVal row_no As Integer, ByVal count As Integer, ByVal row() As Double, ByVal colno() As Integer) As Boolean |
| Public Declare Sub set_scalelimit Lib "lpsolve55" Alias "set_scalelimit" (ByVal lp As IntPtr, ByVal scalelimit As Double) |
| Public Declare Sub set_scaling Lib "lpsolve55" Alias "set_scaling" (ByVal lp As IntPtr, ByVal scalemode As lpsolve_scales) |
| Public Declare Function set_semicont Lib "lpsolve55" Alias "set_semicont" (ByVal lp As IntPtr, ByVal column As Integer, ByVal must_be_sc As Boolean) As Boolean |
| Public Declare Sub set_sense Lib "lpsolve55" Alias "set_sense" (ByVal lp As IntPtr, ByVal maximize As Boolean) |
| Public Declare Sub set_simplextype Lib "lpsolve55" Alias "set_simplextype" (ByVal lp As IntPtr, ByVal simplextype As lpsolve_simplextypes) |
| Public Declare Sub set_solutionlimit Lib "lpsolve55" Alias "set_solutionlimit" (ByVal lp As IntPtr, ByVal limit As Integer) |
| Public Declare Sub set_timeout Lib "lpsolve55" Alias "set_timeout" (ByVal lp As IntPtr, ByVal sectimeout As Integer) |
| Public Declare Sub set_trace Lib "lpsolve55" Alias "set_trace" (ByVal lp As IntPtr, ByVal trace As Boolean) |
| Public Declare Function set_unbounded Lib "lpsolve55" Alias "set_unbounded" (ByVal lp As IntPtr, ByVal column As Integer) As Boolean |
| Public Declare Function set_upbo Lib "lpsolve55" Alias "set_upbo" (ByVal lp As IntPtr, ByVal column As Integer, ByVal value As Double) As Boolean |
| Public Declare Sub set_use_names Lib "lpsolve55" Alias "set_use_names" (ByVal lp As IntPtr, ByVal isrow As Boolean, ByVal use_names As Boolean) |
| Public Declare Function set_var_branch Lib "lpsolve55" Alias "set_var_branch" (ByVal lp As IntPtr, ByVal column As Integer, ByVal branch_mode As lpsolve_branch) As Boolean |
| Public Declare Function set_var_weights Lib "lpsolve55" Alias "set_var_weights" (ByVal lp As IntPtr, ByVal weights() As Double) As Boolean |
| Public Declare Sub set_verbose Lib "lpsolve55" Alias "set_verbose" (ByVal lp As IntPtr, ByVal verbose As Integer) |
| Public Declare Function set_XLI Lib "lpsolve55" Alias "set_XLI" (ByVal lp As IntPtr, ByVal filename As String) As Boolean |
| Public Declare Function solve Lib "lpsolve55" Alias "solve" (ByVal lp As IntPtr) As lpsolve_return |
| Public Declare Function str_add_column Lib "lpsolve55" Alias "str_add_column" (ByVal lp As IntPtr, ByVal col_string As String) As Boolean |
| Public Declare Function str_add_constraint Lib "lpsolve55" Alias "str_add_constraint" (ByVal lp As IntPtr, ByVal row_string As String, ByVal constr_type As lpsolve_constr_types, ByVal rh As Double) As Boolean |
| Public Declare Function str_add_lag_con Lib "lpsolve55" Alias "str_add_lag_con" (ByVal lp As IntPtr, ByVal row_string As String, ByVal con_type As lpsolve_constr_types, ByVal rhs As Double) As Boolean |
| Public Declare Function str_set_obj_fn Lib "lpsolve55" Alias "str_set_obj_fn" (ByVal lp As IntPtr, ByVal row_string As String) As Boolean |
| Public Declare Function str_set_rh_vec Lib "lpsolve55" Alias "str_set_rh_vec" (ByVal lp As IntPtr, ByVal rh_string As String) As Boolean |
| Public Declare Function time_elapsed Lib "lpsolve55" Alias "time_elapsed" (ByVal lp As IntPtr) As Double |
| Public Declare Sub unscale Lib "lpsolve55" Alias "unscale" (ByVal lp As IntPtr) |
| Public Declare Function write_basis Lib "lpsolve55" Alias "write_basis" (ByVal lp As IntPtr, ByVal filename As String) As Boolean |
| Public Declare Function write_freemps Lib "lpsolve55" Alias "write_freemps" (ByVal lp As IntPtr, ByVal filename As String) As Boolean |
| Public Declare Function write_lp Lib "lpsolve55" Alias "write_lp" (ByVal lp As IntPtr, ByVal filename As String) As Boolean |
| Public Declare Function write_mps Lib "lpsolve55" Alias "write_mps" (ByVal lp As IntPtr, ByVal filename As String) As Boolean |
| Public Declare Function write_XLI Lib "lpsolve55" Alias "write_XLI" (ByVal lp As IntPtr, ByVal filename As String, ByVal options As String, ByVal results As Boolean) As Boolean |
| Public Declare Function write_params Lib "lpsolve55" Alias "write_params" (ByVal lp As IntPtr, ByVal filename As String, ByVal options As String) As Boolean |
|
|
| |
|
|
| |
| Public Enum lpsolve_constr_types |
| LE = 1 |
| EQ = 3 |
| GE = 2 |
| FR = 0 |
| End Enum |
|
|
| |
| Public Enum lpsolve_scales |
| SCALE_EXTREME = 1 |
| SCALE_RANGE = 2 |
| SCALE_MEAN = 3 |
| SCALE_GEOMETRIC = 4 |
| SCALE_CURTISREID = 7 |
| SCALE_QUADRATIC = 8 |
| SCALE_LOGARITHMIC = 16 |
| SCALE_USERWEIGHT = 31 |
| SCALE_POWER2 = 32 |
| SCALE_EQUILIBRATE = 64 |
| SCALE_INTEGERS = 128 |
| End Enum |
|
|
| |
| Public Enum lpsolve_improves |
| IMPROVE_NONE = 0 |
| IMPROVE_SOLUTION = 1 |
| IMPROVE_DUALFEAS = 2 |
| IMPROVE_THETAGAP = 4 |
| IMPROVE_BBSIMPLEX = 8 |
| IMPROVE_DEFAULT = (IMPROVE_DUALFEAS + IMPROVE_THETAGAP) |
| IMPROVE_INVERSE = (IMPROVE_SOLUTION + IMPROVE_THETAGAP) |
| End Enum |
|
|
| Public Enum lpsolve_piv_rules |
| PRICER_FIRSTINDEX = 0 |
| PRICER_DANTZIG = 1 |
| PRICER_DEVEX = 2 |
| PRICER_STEEPESTEDGE = 3 |
| PRICE_PRIMALFALLBACK = 4 |
| PRICE_MULTIPLE = 8 |
| PRICE_PARTIAL = 16 |
| PRICE_ADAPTIVE = 32 |
| PRICE_HYBRID = 64 |
| PRICE_RANDOMIZE = 128 |
| PRICE_AUTOPARTIALCOLS = 256 |
| PRICE_AUTOPARTIALROWS = 512 |
| PRICE_LOOPLEFT = 1024 |
| PRICE_LOOPALTERNATE = 2048 |
| PRICE_AUTOPARTIAL = lpsolve_piv_rules.PRICE_AUTOPARTIALCOLS + lpsolve_piv_rules.PRICE_AUTOPARTIALROWS |
| End Enum |
|
|
| Public Enum lpsolve_presolve |
| PRESOLVE_NONE = 0 |
| PRESOLVE_ROWS = 1 |
| PRESOLVE_COLS = 2 |
| PRESOLVE_LINDEP = 4 |
| PRESOLVE_SOS = 32 |
| PRESOLVE_REDUCEMIP = 64 |
| PRESOLVE_KNAPSACK = 128 |
| PRESOLVE_ELIMEQ2 = 256 |
| PRESOLVE_IMPLIEDFREE = 512 |
| PRESOLVE_REDUCEGCD = 1024 |
| PRESOLVE_PROBEFIX = 2048 |
| PRESOLVE_PROBEREDUCE = 4096 |
| PRESOLVE_ROWDOMINATE = 8192 |
| PRESOLVE_COLDOMINATE = 16384 |
| PRESOLVE_MERGEROWS = 32768 |
| PRESOLVE_IMPLIEDSLK = 65536 |
| PRESOLVE_COLFIXDUAL = 131072 |
| PRESOLVE_BOUNDS = 262144 |
| PRESOLVE_DUALS = 524288 |
| PRESOLVE_SENSDUALS = 1048576 |
| End Enum |
|
|
| Public Enum lpsolve_anti_degen |
| ANTIDEGEN_NONE = 0 |
| ANTIDEGEN_FIXEDVARS = 1 |
| ANTIDEGEN_COLUMNCHECK = 2 |
| ANTIDEGEN_STALLING = 4 |
| ANTIDEGEN_NUMFAILURE = 8 |
| ANTIDEGEN_LOSTFEAS = 16 |
| ANTIDEGEN_INFEASIBLE = 32 |
| ANTIDEGEN_DYNAMIC = 64 |
| ANTIDEGEN_DURINGBB = 128 |
| ANTIDEGEN_RHSPERTURB = 256 |
| ANTIDEGEN_BOUNDFLIP = 512 |
| End Enum |
|
|
| Public Enum lpsolve_basiscrash |
| CRASH_NOTHING = 0 |
| CRASH_MOSTFEASIBLE = 2 |
| End Enum |
|
|
| Public Enum lpsolve_simplextypes |
| SIMPLEX_PRIMAL_PRIMAL = 5 |
| SIMPLEX_DUAL_PRIMAL = 6 |
| SIMPLEX_PRIMAL_DUAL = 9 |
| SIMPLEX_DUAL_DUAL = 10 |
| End Enum |
|
|
| |
| Public Enum lpsolve_BBstrategies |
| NODE_FIRSTSELECT = 0 |
| NODE_GAPSELECT = 1 |
| NODE_RANGESELECT = 2 |
| NODE_FRACTIONSELECT = 3 |
| NODE_PSEUDOCOSTSELECT = 4 |
| NODE_PSEUDONONINTSELECT = 5 |
| NODE_PSEUDORATIOSELECT = 6 |
| NODE_USERSELECT = 7 |
| NODE_WEIGHTREVERSEMODE = 8 |
| NODE_BRANCHREVERSEMODE = 16 |
| NODE_GREEDYMODE = 32 |
| NODE_PSEUDOCOSTMODE = 64 |
| NODE_DEPTHFIRSTMODE = 128 |
| NODE_RANDOMIZEMODE = 256 |
| NODE_GUBMODE = 512 |
| NODE_DYNAMICMODE = 1024 |
| NODE_RESTARTMODE = 2048 |
| NODE_BREADTHFIRSTMODE = 4096 |
| NODE_AUTOORDER = 8192 |
| NODE_RCOSTFIXING = 16384 |
| NODE_STRONGINIT = 32768 |
| End Enum |
|
|
| |
| Public Enum lpsolve_return |
| NOMEMORY = -2 |
| OPTIMAL = 0 |
| SUBOPTIMAL = 1 |
| INFEASIBLE = 2 |
| UNBOUNDED = 3 |
| DEGENERATE = 4 |
| NUMFAILURE = 5 |
| USERABORT = 6 |
| TIMEOUT = 7 |
| PRESOLVED = 9 |
| PROCFAIL = 10 |
| PROCBREAK = 11 |
| FEASFOUND = 12 |
| NOFEASFOUND = 13 |
| End Enum |
|
|
| |
| Public Enum lpsolve_branch |
| BRANCH_CEILING = 0 |
| BRANCH_FLOOR = 1 |
| BRANCH_AUTOMATIC = 2 |
| BRANCH_DEFAULT = 3 |
| End Enum |
|
|
| |
| Public Enum lpsolve_msgmask |
| MSG_PRESOLVE = 1 |
| MSG_LPFEASIBLE = 8 |
| MSG_LPOPTIMAL = 16 |
| MSG_MILPEQUAL = 32 |
| MSG_MILPFEASIBLE = 128 |
| MSG_MILPBETTER = 512 |
| End Enum |
|
|
| Private Shared Function SetEnvironmentVariable(ByRef name As String, ByRef value As String) As Boolean |
| Environment.SetEnvironmentVariable(name, value, EnvironmentVariableTarget.Process) |
| Return True |
| End Function |
|
|
| Private Shared Function GetEnvironmentVariable(ByRef name As String) As String |
| Return Environment.GetEnvironmentVariable(name, EnvironmentVariableTarget.Process) |
| End Function |
|
|
| Shared Function Init(Optional ByVal dllPath As String = "") As Boolean |
| Static bEnvChanged As Boolean |
| Dim Path As String |
| Dim buf As String |
|
|
| If Len(dllPath) = 0 Then |
| dllPath = CurDir() |
| End If |
| buf = dllPath |
| If Right(buf, 1) <> "\" Then |
| buf = buf & "\" |
| End If |
| buf = buf & "lpsolve55" |
| On Error Resume Next |
| Init = (Len(Dir(buf, FileAttribute.Normal)) > 0) |
| If Init Then |
| If Not bEnvChanged Then |
| bEnvChanged = True |
| Path = GetEnvironmentVariable("PATH") |
| If InStr(1, Path & ";", dllPath & ";", CompareMethod.Text) = 0 Then |
| SetEnvironmentVariable("PATH", dllPath & ";" & Path) |
| End If |
| End If |
| End If |
|
|
| End Function |
|
|
| End Class |
|
|
