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[require]
GLSL >= 1.10
[vertex shader]
varying vec2 pos;
void main()
{
gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
pos = gl_Vertex.xy;
}
[fragment shader]
varying vec2 pos;
void main()
{
bvec4 t1 = bvec4(true, 42.0, pos.x > -20000.0, 111);
float r = ( float(all(bvec4(!t1.x, t1.y, t1.z, t1.w)))
+ float(all(bvec4( t1.x, !t1.y, t1.z, t1.w)))
+ float(all(bvec4( t1.x, t1.y, !t1.z, t1.w)))
+ float(all(bvec4( t1.x, t1.y, t1.z, !t1.w))));
float g = float(all(t1));
gl_FragColor = vec4(r, g, 0.0, 1.0);
}
[test]
ortho
clear color 0.5 0.5 0.5 0.5
clear
draw rect 10 10 10 10
probe rgb 15 15 0.0 1.0 0.0
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