1 # Test proper behavior of the modf(float) function.
3 # test modf splits the input values into the two pieces and
4 # returns them correctly.
13 gl_Position = gl_Vertex;
19 uniform float expected1;
20 uniform float 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 float value 2.5
34 uniform float expected1 2.0
35 uniform float expected2 0.5
36 uniform float tolerance 0.0041452078
38 probe rgba 0 0 1.0 1.0 0.0 1.0
40 uniform float value -1.33
41 uniform float expected1 -1.0
42 uniform float expected2 -0.33
43 uniform float tolerance 0.0041452078
45 probe rgba 1 0 1.0 1.0 0.0 1.0