commit 75fb4752d3849b4d5517e4c3e83f8266d327834b
author Nicolas Capens <nicolas@transgaming.com> Wed Jul 10 15:14:47 2013 -0400
committer Shannon Woods <shannonwoods@chromium.org> Fri Jul 19 18:08:11 2013 -0400
tree e8d5a5ab714c90891324a8d255cf7d760d0f5674
parent c98406ab9b02991c0d95a7236770a08ae26b03a8

Implement textureSize.

TRAC #23485
Signed-off-by: Jamie Madill
Signed-off-by: Shannon Woods
Author: Nicolas Capens

src/compiler/Initialize.cpp

diff --git a/src/compiler/Initialize.cpp b/src/compiler/Initialize.cpp
index 3b524e7..345ecac 100644
--- a/src/compiler/Initialize.cpp
+++ b/src/compiler/Initialize.cpp
@@ -22,6 +22,7 @@
     TType *float3 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 3);
     TType *float4 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 4);
 
+    TType *int1 = new TType(EbtInt, EbpUndefined, EvqGlobal, 1);
     TType *int2 = new TType(EbtInt, EbpUndefined, EvqGlobal, 2);
     TType *int3 = new TType(EbtInt, EbpUndefined, EvqGlobal, 3);
     TType *int4 = new TType(EbtInt, EbpUndefined, EvqGlobal, 4);
@@ -459,6 +460,19 @@
         symbolTable.insertBuiltIn(ESSL3_BUILTINS, uint4, "textureProj", usampler3D, "sampler", float4, "coord", float1, "bias");
     }
 
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", sampler2D, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", isampler2D, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", usampler2D, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", sampler3D, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", isampler3D, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", usampler3D, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", samplerCube, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", isamplerCube, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int2, "textureSize", usamplerCube, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", sampler2DArray, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", isampler2DArray, "sampler", int1, "lod");
+    symbolTable.insertBuiltIn(ESSL3_BUILTINS, int3, "textureSize", usampler2DArray, "sampler", int1, "lod");
+
     if(type == SH_FRAGMENT_SHADER)
     {
         symbolTable.insertBuiltIn(ESSL3_BUILTINS, float1, "dFdx", float1, "p");