source: issm/trunk/src/c/modules/ContourToMeshx/ContourToMeshx.cpp@ 9320

/*! \file  ContourToMeshx.c
 */

#ifdef HAVE_CONFIG_H
        #include <config.h>
#else
#error "Cannot compile with HAVE_CONFIG_H symbol! run configure first!"
#endif


#include "./ContourToMeshx.h"

int ContourToMeshx( Vec* pin_nod,Vec* pin_elem, double* index, double* x, double* y,Contour** contours,int numcontours,char* interptype,int nel,int nods, int edgevalue) {

        int noerr=1;
        int i;
        int m,n;

        /*Contour:*/
        double*  in_nod_serial;
        double   value;

        /*threading: */
        ContourToMeshxThreadStruct gate;
        int num=1;
        #ifdef _MULTITHREADING_
        num=_NUMTHREADS_;
        #endif


        /*output: */
        Vec in_nod=NULL;
        Vec in_elem=NULL;

        in_nod=NewVec(nods);
        in_elem=NewVec(nel);

        /*initialize thread parameters: */
        gate.numcontours=numcontours;
        gate.contours=contours;
        gate.nods=nods;
        gate.edgevalue=edgevalue;
        gate.in_nod=in_nod;
        gate.x=x;
        gate.y=y;

        /*launch the thread manager with ContourToMeshxt as a core: */
        LaunchThread(ContourToMeshxt,(void*)&gate,num);

        /*Assemble in_nod: */
        VecAssemblyBegin(in_nod);
        VecAssemblyEnd(in_nod);

        /*Get in_nod serialised for next operation: */
        VecToMPISerial(&in_nod_serial,in_nod);

        /*Take care of the case where an element interpolation has been requested: */
        if ((strcmp(interptype,"element")==0) || (strcmp(interptype,"element and node")==0)){
                for (n=0;n<nel;n++){
                        if ( (in_nod_serial[ (int)*(index+3*n+0) -1] == 1) && (in_nod_serial[ (int)*(index+3*n+1) -1] == 1) && (in_nod_serial[ (int)*(index+3*n+2) -1] == 1) ){
                                value=1; VecSetValues(in_elem,1,&n,&value,INSERT_VALUES);
                        }
                }
        }

        /*Assemble vectors: */
        VecAssemblyBegin(in_elem);
        VecAssemblyEnd(in_elem);

        /*Assign output pointers: */
        *pin_nod=in_nod;
        *pin_elem=in_elem;

        /*Free ressources:*/
        xfree((void**)&in_nod_serial);

        return noerr;
}