Jogamp
finished JOGL-JOCL interoperability demo.
[jocl-demos.git] / src / com / mbien / opencl / demos / joglinterop / JoglInterop.cl
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1
2/**
3* animated 2D sine pattern.
4*/
5__kernel void sineWave(__global float4 * vertex, int size, float time) {
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6
7 unsigned int x = get_global_id(0);
8 unsigned int y = get_global_id(1);
9
10 // calculate uv coordinates
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11 float u = x / (float) size;
12 float v = y / (float) size;
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13
14 u = u*2.0f - 1.0f;
15 v = v*2.0f - 1.0f;
16
17 // calculate simple sine wave pattern
18 float freq = 4.0f;
19 float w = sin(u*freq + time) * cos(v*freq + time) * 0.5f;
20
21 // write output vertex
e6e94ab1 22 vertex[y*size + x] = (float4)(u*10.0f, w*10.0f, v*10.0f, 1.0f);
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23}
24
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