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// Copyright (C) 2016 - IIT Bombay - FOSSEE
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
// Author: Georgey John
// Organization: FOSSEE, IIT Bombay
// Email: toolbox@scilab.in
#include "sci_iofunc.hpp"
extern "C"
{
#include <api_scilab.h>
#include <Scierror.h>
#include <BOOL.h>
#include <localization.h>
#include <sciprint.h>
#include <ecos.h>
#include <ecos_bb.h>
// function to convert int to idxint
idxint * int2idxint(int * sci_int, int n) {
// int *sci_int;
idxint *sci_idxint;
sci_idxint = (idxint *) malloc(n * sizeof(idxint));
for (int i = 0; i < n; i++) {
sci_idxint[i] = sci_int[i];
}
return(sci_idxint);
}
int sci_ecos(char *fname){
CheckInputArgument(pvApiCtx, 17, 17);
CheckOutputArgument(pvApiCtx, 5, 5);
// Error management variable
SciErr sciErr;
double *cptr=NULL, *Gprptr=NULL, *hptr=NULL, *Aprptr=NULL, *bptr=NULL;
int *Girptr=NULL,*Gjcptr=NULL, *Airptr=NULL, *Ajcptr=NULL, *qptr=NULL, mptr=0,nptr=0,pptr=0,nconesptr=0;
static int lptr=0, eptr=0;
unsigned int temp1 = 0,temp2 = 0, iret = 0;
double *maxit=NULL,*feastol=NULL,*reltol=NULL,*abstol=NULL,*feastol_inacc=NULL,*reltol_inacc=NULL,*abstol_inacc=NULL,*verbose=NULL,*mi_max_iter=NULL,*mi_int_tol=NULL,*mi_abs_eps=NULL,*mi_rel_eps=NULL;
int c_rows=0, Gpr_rows=0, Gir_rows=0, Gjc_rows=0, h_rows=0, Apr_rows=0, Air_rows=0, Ajc_rows=0, b_rows=0, l_rows=0, q_rows=0, e_rows=0;
int c_cols=0, Gpr_cols=0, Gir_cols=0, Gjc_cols=0, h_cols=0, Apr_cols=0, Air_cols=0, Ajc_cols=0, b_cols=0, l_cols=0, q_cols=0, e_cols=0;
idxint exitflag = ECOS_FATAL;
//Getting objective matrix
if(getDoubleMatrixFromScilab(1, &c_rows, &c_cols, &cptr))
{
return 1;
}
//Getting Gpr matrix linear inequality constraints
if(getDoubleMatrixFromScilab(2, &Gpr_rows, &Gpr_cols, &Gprptr))
{
return 1;
}
//Getting Gjc integer matrix representing coloumn indices of linear inequality constraints
if(getIntMatrixFromScilab(3, &Gjc_rows, &Gjc_cols, &Gjcptr))
{
return 1;
}
//Getting Gir integer matrix representing row indices of linear inequality constraints
if(getIntMatrixFromScilab(4, &Gir_rows, &Gir_cols, &Girptr))
{
return 1;
}
//Getting matrix representing RHS of linear inequality constraints
if(getDoubleMatrixFromScilab(5, &h_rows, &h_cols, &hptr))
{
return 1;
}
//Getting Apr matrix representing linear equality constraints
if(getDoubleMatrixFromScilab(6, &Apr_rows, &Apr_cols, &Aprptr))
{
return 1;
}
//Getting Ajc integer matrix representing coloumn indices linear inequality constraints
if(getIntMatrixFromScilab(7, &Ajc_rows, &Ajc_cols, &Ajcptr))
{
return 1;
}
//Getting Air integer matrix representing row indices of linear inequality constraints
if(getIntMatrixFromScilab(8, &Air_rows, &Air_cols, &Airptr))
{
return 1;
}
//Getting matrix representing RHS of linear inequality constraints
if(getDoubleMatrixFromScilab(9, &b_rows, &b_cols, &bptr))
{
return 1;
}
//Getting Integer representing dimensions of positive orthant
if(getIntFromScilab(10, &lptr))
{
return 1;
}
//Getting integer matrix representing dimensions of each cone
if(getIntMatrixFromScilab(11, &q_rows, &q_cols, &qptr))
{
return 1;
}
//Getting integer representing number of exponential cone
if(getIntFromScilab(12, &eptr))
{
return 1;
}
//Getting matrix representing maximum iteration
if(getFixedSizeDoubleMatrixInList(13,2,temp1,temp2,&maxit))
{
return 1;
}
//Getting matrix representing feasible tolerance
if(getFixedSizeDoubleMatrixInList(13,4,temp1,temp2,&feastol))
{
return 1;
}
//Getting matrix representing relative tolerance
if(getFixedSizeDoubleMatrixInList(13,6,temp1,temp2,&reltol))
{
return 1;
}
//Getting matrix representing absolute tolerance
if(getFixedSizeDoubleMatrixInList(13,8,temp1,temp2,&abstol))
{
return 1;
}
//Getting matrix representing feastol_inacc
if(getFixedSizeDoubleMatrixInList(13,10,temp1,temp2,&feastol_inacc))
{
return 1;
}
//Getting matrix representing reltol_inacc
if(getFixedSizeDoubleMatrixInList(13,12,temp1,temp2,&reltol_inacc))
{
return 1;
}
//Getting matrix representing abstol_inacc
if(getFixedSizeDoubleMatrixInList(13,14,temp1,temp2,&abstol_inacc))
{
return 1;
}
//Getting matrix representing verbose mode
if(getFixedSizeDoubleMatrixInList(13,16,temp1,temp2,&verbose))
{
return 1;
}
// /ecos_bb options
// if(getFixedSizeDoubleMatrixInList(13,18,temp1,temp2,&mi_max_iter))
// {
// return 1;
// }
// if(getFixedSizeDoubleMatrixInList(13,20,temp1,temp2,&mi_int_tol))
// {
// return 1;
// }
// if(getFixedSizeDoubleMatrixInList(13,22,temp1,temp2,&mi_rel_eps))
// {
// return 1;
// }
// if(getFixedSizeDoubleMatrixInList(13,24,temp1,temp2,&mi_abs_eps))
// {
// return 1;
// }
// //Getting integer representing number of inequality constraints
if(getIntFromScilab(14, &mptr))
{
return 1;
}
//Getting integer representing the number of primal variable
if(getIntFromScilab(15, &nptr))
{
return 1;
}
//Getting integer representing the number of equality constraints
if(getIntFromScilab(16, &pptr))
{
return 1;
}
//Getting integer representing the number of second order cones
if(getIntFromScilab(17, &nconesptr))
{
return 1;
}
// Intializing ECOS variables
pfloat *Gpr=NULL,*c=NULL,*h=NULL,*Apr=NULL,*b=NULL;
idxint *Gjc=NULL,*Gir=NULL,*Ajc=NULL,*Air=NULL, n=0, m=0, p=0, l=0, *q=NULL,ncones=0, e=0;
double *x = NULL, *y = NULL, *s = NULL, *z = NULL;
const char* infostring;
c = (pfloat *)cptr;
if (Gpr_rows != 0)
{
Gpr = (pfloat *) Gprptr;
Gjc = int2idxint(Gjcptr,Gjc_rows);
Gir = int2idxint(Girptr,Gir_rows);
h = (pfloat *) hptr;
}
if (Apr_rows != 0)
{
Apr = (pfloat *)Aprptr;
Ajc = int2idxint(Ajcptr,Ajc_rows);
Air = int2idxint(Airptr,Air_rows);
b = (pfloat *)bptr;
}
n = (idxint)nptr;
m = (idxint)mptr;
p = (idxint)pptr;
l = (idxint)lptr;
ncones = (idxint)nconesptr;
if (ncones != 0)
{
q = int2idxint(qptr,ncones);
}
e = (idxint)eptr;
pwork* input_struct;
// for (int i = 0; i < Gpr_rows; i++)
// {
// sciprint("%f\t",Gpr[i]);
// }
// sciprint("\n");
// for (int i = 0; i < Gjc_rows; i++)
// {
// sciprint("%d\t",Gjc[i]);
// }
// sciprint("\n");
// for (int i = 0; i < Gir_rows; i++)
// {
// sciprint("%d\t",Gir[i]);
// }
// sciprint("\n");
// sciprint("%d\t",n);sciprint("%d\t",m);sciprint("%d\t",p);sciprint("%d\t",l);sciprint("%d\t",ncones);
// setup ecos
input_struct = ECOS_setup(n, m, p, l, ncones, q, e, Gpr, Gjc, Gir, Apr, Ajc, Air,c, h, b);
// if setup is successful
if( input_struct != NULL ){
// passing options to ecos
input_struct->stgs->feastol = (pfloat) *feastol;
input_struct->stgs->reltol = (pfloat) *reltol;
input_struct->stgs->abstol = (pfloat) *abstol;
input_struct->stgs->feastol_inacc = (pfloat) *feastol_inacc;
input_struct->stgs->abstol_inacc = (pfloat) *abstol_inacc;
input_struct->stgs->reltol_inacc = (pfloat) *reltol_inacc;
input_struct->stgs->maxit = (idxint) maxit;
input_struct->stgs->verbose = (idxint) verbose;
// solve
exitflag = ECOS_solve(input_struct);
// output
x = input_struct->x;
y = input_struct->y;
s = input_struct->s;
z = input_struct->z;
double pcost = (double)input_struct->info->pcost;
double dcost = (double)input_struct->info->dcost;
double pres = (double)input_struct->info->pres;
double dres = (double)input_struct->info->dres;
double pinf = (double)input_struct->info->pinf;
double dinf = (double)input_struct->info->dinf;
double pinfres = (double)input_struct->info->pinfres;
double dinfres = (double)input_struct->info->dinfres;
double gap = (double)input_struct->info->gap;
double rel_gap = (double)input_struct->info->relgap;
double iter = (double)input_struct->info->iter;
// #if PROFILING > 1
// double tkktcreate = (double)input_struct->info->tkktcreate;
// double tkktsolve = (double)input_struct->info->tkktsolve;
// double tkktfactor = (double)input_struct->info->tfactor;
// double torder = (double)input_struct->info->torder;
// double ttranspose = (double)input_struct->info->ttranspose;
// #else
double tsetup = (double)input_struct->info->tsetup;
double tsolve = (double)input_struct->info->tsolve;
// #endif
// #if PROFILING > 1
// double info[19]={tsetup,tsolve,pcost,dcost,pres,dres,pinf,dinf,pinfres,dinfres,gap,rel_gap,iter,(double) exitflag,tkktcreate,tkktsolve,tfactor,torder,ttranspose};
// int o = 19;
// #else
double info[14]={tsetup,tsolve,pcost,dcost,pres,dres,pinf,dinf,pinfres,dinfres,gap,rel_gap,iter,(double) exitflag};
// int o = 14;
// #endif
if (returnDoubleMatrixToScilab(1, n, 1, x))
{
return 1;
}
if (returnDoubleMatrixToScilab(2, p, 1, y))
{
return 1;
}
if (returnDoubleMatrixToScilab(3, 14, 1, info))
{
return 1;
}
if (returnDoubleMatrixToScilab(4, m, 1, s))
{
return 1;
}
if (returnDoubleMatrixToScilab(5, m, 1, z))
{
return 1;
}
/* clean up memory */
ECOS_cleanup(input_struct, 0);
}
else{
// if setup fails
exitflag =-8;
// #if PROFILING > 1
// double info[19]={0,0,0,0,0,0,0,0,0,0,0,0,0,(double) exitflag,0,0,0,0,0};
// int o = 19;
// #else
double info[14]={0,0,0,0,0,0,0,0,0,0,0,0,0,(double) exitflag};
// int o = 14;
// #endif
if (returnDoubleMatrixToScilab(1, 0, 0, x))
{
return 1;
}
if (returnDoubleMatrixToScilab(2, 0, 0, y))
{
return 1;
}
if (returnDoubleMatrixToScilab(3, 14, 1, info))
{
return 1;
}
if (returnDoubleMatrixToScilab(4, 0, 0, s))
{
return 1;
}
if (returnDoubleMatrixToScilab(5, 0, 0, z))
{
return 1;
}
}
}
}
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