ExpToLevelSetx.h File Reference

#include "../../shared/shared.h"
#include "../../classes/classes.h"

Go to the source code of this file.

Data Structures
struct	ExpToLevelSetxThreadStruct

Functions
int	ExpToLevelSetx (double **pdistance, double *x, double *y, int nods, Contours *contours)
void *	ExpToLevelSetxt (void *vExpToLevelSetxThreadStruct)

Function Documentation

ExpToLevelSetx()

int ExpToLevelSetx	(	double **	pdistance,
		double *	x,
		double *	y,
		int	nods,
		Contours *	contours
	)

Definition at line 12 of file ExpToLevelSetx.cpp.

                                                                                         {
 
   /*output: */
   double* distance = xNew<double>(nods);
   for(int i=0;i<nods;i++) distance[i]=1e50;
 
   /*initialize thread parameters: */
   ExpToLevelSetxThreadStruct gate;
   gate.contours  = contours;
   gate.nods      = nods;
   gate.distance  = distance;
   gate.x         = x;
   gate.y         = y;
 
   /*launch the thread manager with ExpToLevelSetxt as a core: */
   LaunchThread(ExpToLevelSetxt,(void*)&gate,_NUMTHREADS_);
 
   /*Assign output pointers: */
   *pdistance=distance;
 
   return 1;
}

ExpToLevelSetxt()

void* ExpToLevelSetxt

(

void *

vExpToLevelSetxThreadStruct

)

Definition at line 16 of file ExpToLevelSetxt.cpp.

                                            {
 
   /*gate variables :*/
   ExpToLevelSetxThreadStruct *gate        = NULL;
   pthread_handle             *handle      = NULL;
   int  i,i1,i0;
 
   /*recover handle and gate: */
   handle          = (pthread_handle*)vpthread_handle;
   gate            = (ExpToLevelSetxThreadStruct*)handle->gate;
   int my_thread   = handle->id;
   int num_threads = handle->num;
 
   /*recover parameters :*/
   Contours* contours = gate->contours;
   int       nods     = gate->nods;
   double   *distance = gate->distance;
   double   *x        = gate->x;
   double   *y        = gate->y;
 
   /*distribute indices across threads :*/
   PartitionRange(&i0,&i1,nods,num_threads,my_thread);
 
   /*Loop through all contours: */
   for(i=0;i<contours->Size();i++){
      Contour<double>* contour=(Contour<double>*)contours->GetObjectByOffset(i);
      ContourToLevelSet(distance,contour->x,contour->y,contour->nods,x,y,i0,i1);
   }
 
   return NULL;
}