PropagateFlagsFromConnectivityx.cpp

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#include "./PropagateFlagsFromConnectivityx.h"
 
#include "../../shared/shared.h"
#include "../../toolkits/toolkits.h"
 
void RecursivePropagation(double* pool, double* connectivity,int index, double* flags);
 
void PropagateFlagsFromConnectivityx( double* pool, double* connectivity,int index, double* flags){
 
   /*Call recursive propagation routine: */
   RecursivePropagation(pool, connectivity,index, flags);
}
 
void RecursivePropagation(double* pool, double* connectivity, int index, double* flags){
 
   int i;
   int newel;
 
   /*if this element (index) belongs to the pool already, skip: */
   if(pool[index-1])return;
 
   /*if this element does not belong to the flags set, skip: */
   if(flags[index-1]==0)return;
 
   /*put this element (index), which belongs to the flags, into the pool: */
   pool[index-1]=1;
 
   /*now, propagate recursively using connectivity of this element: */
   for(i=0;i<3;i++){
      newel=(int)*(connectivity+(index-1)*3+i);
      RecursivePropagation(pool, connectivity, newel, flags);
   }
}