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
|
# Test generated by:
# ../variable-index-read.sh 1.00
[require]
GLSL ES >= 1.00
GL ES >= 2.0
[vertex shader]
attribute vec4 vertex;
mat4 projection = mat4(
2.0/250.0, 0.0, 0.0, -1.0,
0.0, 2.0/250.0, 0.0, -1.0,
0.0, 0.0, -1.0, 0.0,
0.0, 0.0, 0.0, 1.0);
uniform int index;
uniform vec4 expect;
varying vec4 color;
void main()
{
gl_Position = vertex;
gl_Position *= projection;
mat4 m[3];
m[0] = mat4(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0, 13.0, 14.0, 15.0, 16.0);
m[1] = mat4(17.0, 18.0, 19.0, 20.0, 21.0, 22.0, 23.0, 24.0, 25.0, 26.0, 27.0, 28.0, 29.0, 30.0, 31.0, 32.0);
m[2] = mat4(33.0, 34.0, 35.0, 36.0, 37.0, 38.0, 39.0, 40.0, 41.0, 42.0, 43.0, 44.0, 45.0, 46.0, 47.0, 48.0);
color = (m[index][1] == expect)
? vec4(0.0, 1.0, 0.0, 1.0) : vec4(1.0, 0.0, 0.0, 1.0);
}
[fragment shader]
uniform int index;
uniform vec4 expect;
varying vec4 color;
void main()
{
gl_FragColor = color;
}
[test]
clear color 0.5 0.5 0.5 0.5
clear
uniform int index 0
uniform vec4 expect 5 6 7 8
draw rect 20 5 10 10
probe rgb 25 10 0.0 1.0 0.0
uniform int index 1
uniform vec4 expect 21 22 23 24
draw rect 90 5 10 10
probe rgb 95 10 0.0 1.0 0.0
uniform int index 2
uniform vec4 expect 37 38 39 40
draw rect 160 5 10 10
probe rgb 165 10 0.0 1.0 0.0
|
