void SobolGenerator::GetUniforms(MJArray& variates)
{//this is the function to use to Sobel vectors	void i4_sobol ( int dim_num, int *seed, float quasi[ ] )
	float* quasi=(float *)malloc(sizeof(float)*GetDimensionality());
	i4_sobol ( GetDimensionality(), (int*)SobolGenerator::seed,quasi );
	for (unsigned long j=0; j < (unsigned long)GetDimensionality(); j++)
        variates[j] = quasi[j];
		free(quasi);

}
void SobolGenerator::GetUniforms(MJArray& variates)
{// here is the Sobol sequence generated. Note that I have a static value to remember the seed.
	float *quasi= (float*)malloc( GetDimensionality());
   static int seed_1=(int)SobolGenerator::seed;
	
	i4_sobol ( GetDimensionality(),&seed_1, quasi );
	for (int j=0; j < GetDimensionality(); j++){
		variates[j] =(double) quasi[j];
	}
	free(quasi);
}
Ejemplo n.º 3
0
void Filter::sampleQRS()
{
	i4_sobol(mDimQMCVec,&mSeedQMC,mVectorQMC);
	mIndexQMC=0;
}