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plot2d.cpp
/*******************************************************
* Copyright (c) 2014, ArrayFire
* All rights reserved.
*
* This file is distributed under 3-clause BSD license.
* The complete license agreement can be obtained at:
* http://arrayfire.com/licenses/BSD-3-Clause
********************************************************/
#include <arrayfire.h>
#include <cstdio>
#include <math.h>
using namespace af;
static const int ITERATIONS = 100;
static const float PRECISION = 1.0f/ITERATIONS;
int main(int argc, char *argv[])
{
try {
// Initialize the kernel array just once
af::info();
af::Window myWindow(512, 512, "2D Plot example: ArrayFire");
array Y;
int sign = 1;
array X = seq(-af::Pi, af::Pi, PRECISION);
for (double val=-af::Pi; !myWindow.close(); ) {
Y = sin(X);
myWindow.plot(X, Y);
X = X + PRECISION * float(sign);
val += PRECISION * float(sign);
if (val>af::Pi) {
sign = -1;
} else if (val<-af::Pi) {
sign = 1;
}
}
} catch (af::exception& e) {
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;
}