OpenGL pixel shader: Difference between revisions
→{{header|C}}: Changed some integer literals in fragment shader to float. Wasn't compiling before.
(Added Wren) |
(→{{header|C}}: Changed some integer literals in fragment shader to float. Wasn't compiling before.) |
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Line 39:
"varying float x, y, z;"
"uniform float r_mod;"
"float rand(float s, float r) { return mod(mod(s, r + r_mod) * 112341.0, 1.0); }"
"void main() {"
" gl_FragColor = vec4(rand(gl_FragCoord.x, x), rand(gl_FragCoord.y, y), rand(gl_FragCoord.z, z), 1.0);"
"}";
const char *v =
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