1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
# test truncating a double holds precision
[require]
GLSL >= 1.50
GL_ARB_gpu_shader_fp64
[vertex shader]
#version 150
#extension GL_ARB_gpu_shader_fp64 : require
uniform dvec4 arg0;
in vec4 vertex;
out vec4 vertex_to_gs;
out dvec4 dout1_to_gs;
void main()
{
vertex_to_gs = vertex;
dout1_to_gs = arg0;
}
[geometry shader]
#version 150
#extension GL_ARB_gpu_shader_fp64 : require
layout(triangles) in;
layout(triangle_strip, max_vertices = 3) out;
in vec4 vertex_to_gs[3];
in dvec4 dout1_to_gs[3];
flat out dvec4 out_to_fs;
void main()
{
for (int i = 0; i < 3; i++) {
gl_Position = vertex_to_gs[i];
out_to_fs = dout1_to_gs[i];
EmitVertex();
}
}
[fragment shader]
#version 150
#extension GL_ARB_gpu_shader_fp64 : require
uniform double tolerance;
uniform dvec4 expected;
flat in dvec4 out_to_fs;
out vec4 color;
void main()
{
dvec4 result = trunc(out_to_fs);
color = distance(result, dvec4(expected)) <= tolerance
? vec4(0.0, 1.0, 0.0, 1.0) : vec4(1.0, 0.0, 0.0, 1.0);
}
[vertex data]
vertex/float/2
-1.0 -1.0
1.0 -1.0
1.0 1.0
-1.0 1.0
[test]
clear color 0.0 0.0 0.0 0.0
clear
uniform dvec4 arg0 1.7976931348623157E+308 1.5 -1.5 -0.5
uniform dvec4 expected 1.7976931348623157E+308 1.0 -1.0 0.0
uniform double tolerance 2.0000000000000002e-05
draw arrays GL_TRIANGLE_FAN 0 4
probe rgba 0 0 0.0 1.0 0.0 1.0
|
