Revert 5350 while image changes are diagnosed.



git-svn-id: http://skia.googlecode.com/svn/trunk@5351 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/effects/GrConfigConversionEffect.cpp b/src/gpu/effects/GrConfigConversionEffect.cpp
index 318c03e..fbf5a40 100644
--- a/src/gpu/effects/GrConfigConversionEffect.cpp
+++ b/src/gpu/effects/GrConfigConversionEffect.cpp
@@ -23,39 +23,37 @@
                         const char* outputColor,
                         const char* inputColor,
                         const char* samplerName) SK_OVERRIDE {
-        builder->fFSCode.appendf("\t\t%s = ", outputColor);
-        builder->appendTextureLookup(&builder->fFSCode, samplerName);
-        builder->fFSCode.appendf("%s;\n", builder->fSwizzle.c_str());
+        builder->fFSCode.append("\tvec4 tempColor;\n");
+        builder->emitTextureLookupAndModulate("tempColor", samplerName);
         if (GrConfigConversionEffect::kNone_PMConversion == fPMConversion) {
             GrAssert(fSwapRedAndBlue);
-            builder->fFSCode.appendf("\t%s = %s.bgra;\n", outputColor, outputColor);
+            builder->fFSCode.appendf("\t%s = tempColor.bgra;\n", outputColor);
         } else {
             const char* swiz = fSwapRedAndBlue ? "bgr" : "rgb";
             switch (fPMConversion) {
                 case GrConfigConversionEffect::kMulByAlpha_RoundUp_PMConversion:
                     builder->fFSCode.appendf(
-                        "\t\t%s = vec4(ceil(%s.%s * %s.a * 255.0) / 255.0, %s.a);\n",
-                        outputColor, outputColor, swiz, outputColor, outputColor);
+                        "\t%s = vec4(ceil(tempColor.%s*tempColor.a*255.0)/255.0, tempColor.a);\n",
+                         outputColor, swiz);
                     break;
                 case GrConfigConversionEffect::kMulByAlpha_RoundDown_PMConversion:
                     builder->fFSCode.appendf(
-                        "\t\t%s = vec4(floor(%s.%s * %s.a * 255.0) / 255.0, %s.a);\n",
-                        outputColor, outputColor, swiz, outputColor, outputColor);
+                        "\t%s = vec4(floor(tempColor.%s*tempColor.a*255.0)/255.0, tempColor.a);\n",
+                         outputColor, swiz);
                     break;
                 case GrConfigConversionEffect::kDivByAlpha_RoundUp_PMConversion:
-                    builder->fFSCode.appendf("\t\t%s = %s.a <= 0.0 ? vec4(0,0,0,0) : vec4(ceil(%s.%s / %s.a * 255.0) / 255.0, %s.a);\n",
-                        outputColor, outputColor, outputColor, swiz, outputColor, outputColor);
+                    builder->fFSCode.appendf("\t%s = tempColor.a <= 0.0 ? vec4(0,0,0,0) : vec4(ceil(tempColor.%s / tempColor.a * 255.0)/255.0, tempColor.a);\n",
+                        outputColor, swiz);
                     break;
                 case GrConfigConversionEffect::kDivByAlpha_RoundDown_PMConversion:
-                    builder->fFSCode.appendf("\t\t%s = %s.a <= 0.0 ? vec4(0,0,0,0) : vec4(floor(%s.%s / %s.a * 255.0) / 255.0, %s.a);\n",
-                        outputColor, outputColor, outputColor, swiz, outputColor, outputColor);
+                    builder->fFSCode.appendf("\t%s = tempColor.a <= 0.0 ? vec4(0,0,0,0) : vec4(floor(tempColor.%s / tempColor.a * 255.0)/255.0, tempColor.a);\n",
+                        outputColor, swiz);
                     break;
                 default:
                     GrCrash("Unknown conversion op.");
                     break;
             }
         }
-        GrGLSLMulVarBy4f(&builder->fFSCode, 2, outputColor, inputColor);
     }
 
     static inline StageKey GenKey(const GrCustomStage& s, const GrGLCaps&) {
diff --git a/src/gpu/effects/GrConvolutionEffect.cpp b/src/gpu/effects/GrConvolutionEffect.cpp
index 635064f..162a0cc 100644
--- a/src/gpu/effects/GrConvolutionEffect.cpp
+++ b/src/gpu/effects/GrConvolutionEffect.cpp
@@ -84,11 +84,15 @@
         index.appendS32(i);
         kernel.appendArrayAccess(index.c_str(), &kernelIndex);
         code->appendf("\t\t%s += ", outputColor);
-        builder->appendTextureLookup(&builder->fFSCode, samplerName, "coord");
+        builder->emitTextureLookup(samplerName, "coord");
         code->appendf(" * %s;\n", kernelIndex.c_str());
         code->appendf("\t\tcoord += %s;\n", imgInc);
     }
-    GrGLSLMulVarBy4f(&builder->fFSCode, 2, outputColor, inputColor);
+
+    if (builder->fModulate.size()) {
+        code->appendf("\t\t%s = %s%s;\n", outputColor, outputColor,
+                      builder->fModulate.c_str());
+    }
 }
 
 void GrGLConvolutionEffect::setData(const GrGLUniformManager& uman,
diff --git a/src/gpu/effects/GrSingleTextureEffect.cpp b/src/gpu/effects/GrSingleTextureEffect.cpp
index dc91a68..42a8bf9 100644
--- a/src/gpu/effects/GrSingleTextureEffect.cpp
+++ b/src/gpu/effects/GrSingleTextureEffect.cpp
@@ -23,9 +23,7 @@
                         const char* outputColor,
                         const char* inputColor,
                         const char* samplerName) SK_OVERRIDE {
-        builder->fFSCode.appendf("\t%s = ", outputColor);
-        builder->appendTextureLookupAndModulate(&builder->fFSCode, inputColor, samplerName);
-        builder->fFSCode.append(";\n");
+        builder->emitTextureLookupAndModulate(outputColor, samplerName);
     }
 
     static inline StageKey GenKey(const GrCustomStage&, const GrGLCaps&) { return 0; }
diff --git a/src/gpu/effects/GrTextureDomainEffect.cpp b/src/gpu/effects/GrTextureDomainEffect.cpp
index f5306c7..a67dd49 100644
--- a/src/gpu/effects/GrTextureDomainEffect.cpp
+++ b/src/gpu/effects/GrTextureDomainEffect.cpp
@@ -55,9 +55,7 @@
                            builder->getUniformCStr(fNameUni),
                            builder->getUniformCStr(fNameUni));
 
-    builder->fFSCode.appendf("\t%s = ", outputColor);
-    builder->appendTextureLookupAndModulate(&builder->fFSCode, inputColor, samplerName, "clampCoord");
-    builder->fFSCode.append(";\n");
+    builder->emitTextureLookupAndModulate(outputColor, samplerName, "clampCoord");
 }
 
 void GrGLTextureDomainEffect::setData(const GrGLUniformManager& uman,