PartitionRange.cpp

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#ifdef HAVE_CONFIG_H
   #include <config.h>
#else
#error "Cannot compile with HAVE_CONFIG_H symbol! run configure first!"
#endif
 
#include <math.h>
 
void PartitionRange(int* pi0,int* pi1, int num_el,int num_threads,int my_thread){
 
   /*output: */
   int i0=-1;
   int i1=-1;
 
   int step;
   int i;
 
   /*distribute elements across threads :*/
   step=(int)floor((double)num_el/(double)num_threads);
   for(i=0;i<(my_thread+1);i++){
      i0=i*step;
      if(i==(num_threads-1))i1=num_el;
      else i1=i0+step;
   }
 
   /*Assign output pointers:*/
   *pi0=i0;
   *pi1=i1;
}