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
75
76
77
78
79
80
81
82
83
84
85
86
87
|
# This test verifies that dynamically uniform indexing of sampler arrays
# in the geometry shader behaves correctly.
[require]
GLSL >= 1.50
GL_ARB_gpu_shader5
[vertex shader passthrough]
[geometry shader]
#version 150
#extension GL_ARB_gpu_shader5: require
uniform sampler2D s[4];
uniform int n;
layout(triangles) in;
layout(triangle_strip, max_vertices=3) out;
out vec4 color;
void main()
{
for (int i = 0; i < 3; i++) {
gl_Position = gl_in[i].gl_Position;
color = texture(s[n], vec2(0.5, 0.5));
EmitVertex();
}
EndPrimitive();
}
[fragment shader]
#version 150
#extension GL_ARB_gpu_shader5: require
in vec4 color;
out vec4 out_color;
void main()
{
out_color = color;
}
[test]
clear color 0.2 0.2 0.2 0.2
clear
uniform int s[0] 0
uniform int s[1] 1
uniform int s[2] 2
uniform int s[3] 3
texture checkerboard 0 0 (32, 32) (1.0, 0.0, 0.0, 0.0) (1.0, 0.0, 0.0, 0.0)
texparameter 2D min nearest
texparameter 2D mag nearest
texture checkerboard 1 0 (32, 32) (0.0, 1.0, 0.0, 0.0) (0.0, 1.0, 0.0, 0.0)
texparameter 2D min nearest
texparameter 2D mag nearest
texture checkerboard 2 0 (32, 32) (0.0, 0.0, 1.0, 0.0) (0.0, 0.0, 1.0, 0.0)
texparameter 2D min nearest
texparameter 2D mag nearest
texture checkerboard 3 0 (32, 32) (1.0, 1.0, 1.0, 1.0) (1.0, 1.0, 1.0, 1.0)
texparameter 2D min nearest
texparameter 2D mag nearest
uniform int n 0
draw rect -1 -1 1 1
relative probe rect rgb (0.0, 0.0, 0.5, 0.5) (1.0, 0.0, 0.0)
uniform int n 1
draw rect 0 -1 1 1
relative probe rect rgb (0.5, 0.0, 0.5, 0.5) (0.0, 1.0, 0.0)
uniform int n 2
draw rect -1 0 1 1
relative probe rect rgb (0.0, 0.5, 0.5, 0.5) (0.0, 0.0, 1.0)
uniform int n 3
draw rect 0 0 1 1
relative probe rect rgb (0.5, 0.5, 0.5, 0.5) (1.0, 1.0, 1.0)
|
