| |
| /* |
| Copyright (c) 2019 The Khronos Group Inc. |
| Use of this source code is governed by an MIT-style license that can be |
| found in the LICENSE.txt file. |
| */ |
| |
| |
| #ifdef GL_ES |
| precision mediump float; |
| #endif |
| void main() |
| { |
| vec2 v = vec2(1,5); |
| // at the end of next statement, values in |
| // v.x = 12, v.y = 12 |
| v.xy += v.yx += v.xy; |
| // v1 and v2, both are initialized with 12 |
| vec2 v1 = v, v2 = v; |
| |
| v1.xy += v2.yx += ++(v.xy); // v1 = 37, v2 = 25 each |
| v1.xy += v2.yx += (v.xy)++; // v1 = 75, v2 = 38 each |
| gl_FragColor = vec4(v1,v2); // 75, 75, 38, 38 |
| } |
