Add ToT WebGL conformance tests : part 9

conformance/ogles/GL/build/preprocess1_frag.frag

+
+/*
+** 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
+// tests for macro redifinition (t2) and the #if and #else nestings.
+// takes care of elif also. 
+
+#define t1 (1+2) 
+#define t2 2
+#define t2 3 
+
+// testing the if depth
+#if (t1==3)
+  #define t3 3
+  #if defined t2
+    #define t4 4
+      #if defined(t3)
+          #define t5 5
+             #ifdef t5
+               #define t6 6
+                 #ifndef t7
+                   #define t7 7
+                 #else
+                   #define t8 8
+                 #endif
+             #endif
+      #else
+         #ifndef t8
+             #define t8 8
+         #elif (t8==8)
+            #define t9 9
+         #else
+            #if defined t7
+              #define t9 9
+            #endif
+         #endif
+      #endif
+  #else
+    #define t10 10
+  #endif
+#endif
+
+
+#define t8 8 
+#define t9 9 
+#define t10 10
+
+void main(void) 
+{
+ int sum=1 ;
+ sum = t1+t2;
+ sum = t3+t4;
+ sum = t5+t6;
+ sum = t7+t8;
+ sum = t9+t10;
+}    
+