File: glsl-const-initializer-01.shader_test

package info (click to toggle)
piglit 0~git20150829-59d7066-1%2Bdeb9u1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 39,280 kB
  • sloc: ansic: 191,513; xml: 43,580; cpp: 29,351; python: 18,307; lisp: 8,347; sh: 507; makefile: 17; pascal: 5
file content (20 lines) | stat: -rw-r--r-- 338 bytes parent folder | download | duplicates (5) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
[require]
GLSL >= 1.10

[fragment shader]
uniform float a;
uniform float b;
void main(void)
{
	mat2 m = mat2(0.5, 0.5, 0.5, 0.5);
	m[0][0] = m[0][0] + a;
	m[0][0] = m[0][0] - b;
	gl_FragColor = vec4(m[0][0], m[0][1], m[1][0], m[1][1]);
}

[test]
uniform float a 0.3
uniform float b 0.3
draw rect -1 -1 2 2
probe all rgba 0.5 0.5 0.5 0.5