#include <cstdio>
#include <math.h>
static const int ITERATIONS = 30;
static const float PRECISION = 1.0f/ITERATIONS;
int main(int argc, char *argv[])
{
    try {
        
        af::Window myWindow(800, 800, 
"3D Surface example: ArrayFire");
 
        static float t=0;
        while(!myWindow.
close()) {
 
            t+=0.07;
            
            Z = 10*x*-
abs(y) * 
cos(x*x*(y+t))+
sin(y*(x+t))-1.5;
        }
        fprintf(stderr, 
"%s\n", e.
what());
        throw;
    }
    #ifdef WIN32 // pause in Windows
    if (!(argc == 2 && argv[1][0] == '-')) {
        printf("hit [enter]...");
        fflush(stdout);
        getchar();
    }
    #endif
    return 0;
}