yum-mirror/glslang

git clone https://git.yummers.dev/yum-mirror/glslang

Greg FischerMerge pull request #2897 from ZhiqianXia/origin_upper_left538231d8

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1#version 140
2
3#extension GL_ARB_fragment_coord_conventions: require
4#extension GL_ARB_explicit_attrib_location : enable
5
6#ifdef GL_ES
7precision mediump float;
8#endif
9
10in vec4 i;
11
12layout (origin_upper_left,pixel_center_integer) in vec4 gl_FragCoord;
13layout (location = 0) out vec4 myColor;
14
15const float eps=0.001;
16
17void main() 
18{
19    myColor = vec4(0.2);
20    if (gl_FragCoord.y >= 10) {
21        myColor.b = 0.8;
22    }
23    if (gl_FragCoord.y == trunc(gl_FragCoord.y)) {
24        myColor.g = 0.8;
25    }
26    if (gl_FragCoord.x == trunc(gl_FragCoord.x)) {
27        myColor.r = 0.8;
28    }
29
30    vec4 diff = gl_FragCoord - i;
31    if (abs(diff.z)>eps) 
32        myColor.b = 0.5;
33    if (abs(diff.w)>eps) 
34        myColor.a = 0.5;
35
36}