Index: conformance/ogles/GL/functions/float_empty_inout_float_empty_vert.vert |
=================================================================== |
--- conformance/ogles/GL/functions/float_empty_inout_float_empty_vert.vert (revision 0) |
+++ conformance/ogles/GL/functions/float_empty_inout_float_empty_vert.vert (working copy) |
@@ -0,0 +1,65 @@ |
+ |
+/* |
+** 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. |
+*/ |
+ |
+ |
+attribute vec4 gtf_Vertex; |
+uniform mat4 gtf_ModelViewProjectionMatrix; |
+varying vec4 color; |
+ |
+// Function declaration. |
+float function(inout float par); |
+ |
+void main (void) |
+{ |
+ float par = 1.0; |
+ float ret = 0.0; |
+ |
+ float gray = 0.0; |
+ |
+ ret = function(par); |
+ |
+ // The parameter should be changed by the function and the function should return 1.0. |
+ if((par == 0.0) && (ret == 1.0)) |
+ { |
+ gray = 1.0; |
+ } |
+ |
+ color = vec4(gray, gray, gray, 1.0); |
+ gl_Position = gtf_ModelViewProjectionMatrix * gtf_Vertex; |
+} |
+ |
+// Function definition. |
+float function(inout float par) |
+{ |
+ // Return the value of the parameter. |
+ if(par == 1.0) |
+ { |
+ // Test parameter qualifier (default is "in"). |
+ par = 0.0; |
+ |
+ return 1.0; |
+ } |
+ else |
+ return 0.0; |
+} |