// Sample a pre-determined number of points using the given generator and grid and return the average function value.
private static double Integrate_MonteCarlo_Cycle(MultiFunctor f, CoordinateTransform[] map, VectorGenerator g, LePageGrid grid, int n)
{
double sum = 0.0;
for (int i = 0; i < n; i++)
{
double[] x = g.NextVector();
//sum += f.Evaluate(x);
sum += grid.Evaluate(f, map, x);
}
return(sum / n);
}
// Sample a pre-determined number of points using the given generator and grid and return the average function value.
private static double Integrate_MonteCarlo_Cycle(MultiFunctor f, CoordinateTransform[] map, VectorGenerator g, LePageGrid grid, int n)
{
double sum = 0.0;
for (int i = 0; i < n; i++) {
double[] x = g.NextVector();
//sum += f.Evaluate(x);
sum += grid.Evaluate(f, map, x);
}
return (sum / n);
}