9 gl_Position = gl_Vertex;
10 texcoord = (gl_Vertex.xy + 1.0) / 2.0;
14 varying vec2 texcoord;
15 uniform sampler2D tex;
19 vec4 t1 = texture2D(tex, texcoord) * 0.5;
20 vec4 t2 = texture2D(tex, texcoord) * 0.5;
21 gl_FragColor = t1 + t2;
29 relative probe rgb (0.0, 0.0) (1.0, 0.0, 0.0, 1.0)
30 relative probe rgb (1.0, 0.0) (0.0, 1.0, 0.0, 1.0)
31 relative probe rgb (0.0, 1.0) (0.0, 0.0, 1.0, 1.0)
32 relative probe rgb (1.0, 1.0) (1.0, 1.0, 1.0, 1.0)