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[require]
# Once gl_Vertex is changed to piglit_vertex, this test will work with
# GLSL ES 1.00 as well.
GLSL >= 1.10
[vertex shader]
#ifdef GL_ES
precision mediump float;
#endif
varying vec4 color;
varying float f;
void a()
{
f = 0.5;
}
void main()
{
gl_Position = gl_Vertex;
f = 0.1;
a();
color.g = f++;
color.rba = vec3(0.0);
}
[fragment shader]
#ifdef GL_ES
precision mediump float;
#endif
varying vec4 color;
varying float f;
void main()
{
gl_FragColor = color;
}
[test]
clear color 0.5 0.5 0.5 0.5
clear
draw rect -1 -1 2 2
probe rgb 15 15 0.0 0.5 0.0
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