jnt.scimark2.SOR Maven / Gradle / Ivy
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SciMark 2.0 is a Java benchmark for scientific and numerical
computing. It measures several computational kernels and reports a composite
score in approximate Mflops (Millions of floating point operations per
second).
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package jnt.scimark2;
public class SOR
{
public static final double num_flops(int M, int N, int num_iterations)
{
double Md = (double) M;
double Nd = (double) N;
double num_iterD = (double) num_iterations;
return (Md-1)*(Nd-1)*num_iterD*6.0;
}
public static final void execute(double omega, double G[][], int
num_iterations)
{
int M = G.length;
int N = G[0].length;
double omega_over_four = omega * 0.25;
double one_minus_omega = 1.0 - omega;
// update interior points
//
int Mm1 = M-1;
int Nm1 = N-1;
for (int p=0; p