Index: conformance/ogles/GL/build/CorrectSwizzle1_frag.frag |
=================================================================== |
--- conformance/ogles/GL/build/CorrectSwizzle1_frag.frag (revision 0) |
+++ conformance/ogles/GL/build/CorrectSwizzle1_frag.frag (working copy) |
@@ -0,0 +1,41 @@ |
+ |
+/* |
+** Copyright (c) 2012 The Khronos Group Inc. |
+** |
+** Permission is hereby granted, free of charge, to any person obtaining a |
+** copy of this software and/or associated documentation files (the |
+** "Materials"), to deal in the Materials without restriction, including |
+** without limitation the rights to use, copy, modify, merge, publish, |
+** distribute, sublicense, and/or sell copies of the Materials, and to |
+** permit persons to whom the Materials are furnished to do so, subject to |
+** the following conditions: |
+** |
+** The above copyright notice and this permission notice shall be included |
+** in all copies or substantial portions of the Materials. |
+** |
+** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
+** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
+** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
+** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
+** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
+** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
+** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. |
+*/ |
+ |
+ |
+#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 |
+} |