File: compute_position_from_texcoord.shader_test

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[require]
GL >= 1.3
ARB_vertex_program

[vertex program]
!!ARBvp1.0
ATTRIB texcoord = vertex.texcoord[0];
PARAM scale = {0.5, 0.5, 0.0, 1.0};
PARAM bias = {-0.25, -0.25, 0.0, 0.0};
MAD result.position, texcoord, scale, bias;
MOV result.color, vertex.color;
END

[test]
ortho -4 4 -4 4
color 0.25 0.75 0.5 0.25
draw rect tex -0.25 -0.25 0.5 0.5 0 0 1 1
relative probe rgba (0.5, 0.5) (0.25, 0.75, 0.5, 0.25)