1 # Test proper behavior of the modf(vec4) function.
3 # test modf splits the input values into the two pieces and
4 # returns them correctly.
13 gl_Position = gl_Vertex;
19 uniform vec4 expected1;
20 uniform vec4 expected2;
21 uniform float tolerance;
26 temp = modf(value, tempi);
27 b1 = distance(tempi, expected1) < tolerance;
28 b2 = distance(temp, expected2) < tolerance;
29 gl_FragColor = vec4(b1, b2, 0.0, 1.0);
33 uniform vec4 value 1.5 0.5 2.5 0.0
34 uniform vec4 expected1 1.0 0.0 2.0 0.0
35 uniform vec4 expected2 0.5 0.5 0.5 0.0
36 uniform float tolerance 0.0041452078
38 probe rgba 0 0 1.0 1.0 0.0 1.0
40 uniform vec4 value -1.33 0.75 10.3333 100.865
41 uniform vec4 expected1 -1.0 0.0 10.0 100.0
42 uniform vec4 expected2 -0.33 0.75 0.3333 0.865
43 uniform float tolerance 0.0041452078
45 probe rgba 1 0 1.0 1.0 0.0 1.0