File: vs-saturate-pow.shader_test

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[require]
GLSL >= 1.10

[vertex shader]
uniform vec4 x;
uniform vec4 y;
varying vec4 color;

void main()
{
	gl_Position = gl_Vertex;
	color = 0.25 + clamp(pow(x, y), 0.0, 1.0) * 0.5;
}

[fragment shader]
varying vec4 color;

void main()
{
	gl_FragColor = color;
}

[test]
uniform vec4 x 0.5 2.0 0.5 1.0
uniform vec4 y 2.0 0.5 -1.0 1.0

draw rect -1 -1 2 2
probe all rgba 0.375 0.75 0.75 0.75