| out vec4 sk_FragColor; | |
| uniform vec4 colorGreen; | |
| uniform vec4 colorRed; | |
| vec2 tricky(float x, float y, inout vec2 color, float z) { | |
| color = color.yx; | |
| return vec2(x + y, z); | |
| } | |
| void func(inout vec4 color) { | |
| vec2 t = tricky(1.0, 2.0, color.xz, 5.0); | |
| color.yw = t; | |
| } | |
| vec4 main() { | |
| vec4 result = vec4(0.0, 1.0, 2.0, 3.0); | |
| func(result); | |
| return result == vec4(2.0, 3.0, 0.0, 5.0) ? colorGreen : colorRed; | |
| } |