Move glsl onto EmitArgs struct for emitCode

src/gpu/effects/GrTextureDomain.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrTextureDomain.h"
 #include "GrInvariantOutput.h"
 #include "GrSimpleTextureEffect.h"
@@ skipping 24 matching lines @@
         fDomain.fTop = SkScalarPin(domain.fTop, kFullRect.fTop, kFullRect.fBottom);
         fDomain.fBottom = SkScalarPin(domain.fBottom, kFullRect.fTop, kFullRect.fBottom);
         SkASSERT(fDomain.fLeft <= fDomain.fRight);
         SkASSERT(fDomain.fTop <= fDomain.fBottom);
     }
 }
 
 //////////////////////////////////////////////////////////////////////////////
 
 void GrTextureDomain::GLDomain::sampleTexture(GrGLSLShaderBuilder* builder,
+                                              const GrGLSLCaps* glslCaps,
                                               const GrTextureDomain& textureDomain,
                                               const char* outColor,
                                               const SkString& inCoords,
                                               const GrGLSLTextureSampler& sampler,
                                               const char* inModulateColor) {
     SkASSERT((Mode)-1 == fMode || textureDomain.mode() == fMode);
     SkDEBUGCODE(fMode = textureDomain.mode();)
 
     GrGLSLProgramBuilder* program = builder->getProgramBuilder();
 
@@ skipping 26 matching lines @@
             builder->appendTextureLookupAndModulate(inModulateColor, sampler,
                                                       clampedCoords.c_str());
             builder->codeAppend(";");
             break;
         }
         case kDecal_Mode: {
             // Add a block since we're going to declare variables.
             GrGLSLShaderBuilder::ShaderBlock block(builder);
 
             const char* domain = fDomainName.c_str();
-            if (!program->glslCaps()->canUseAnyFunctionInShader()) {
+            if (!glslCaps->canUseAnyFunctionInShader()) {
                 // On the NexusS and GalaxyNexus, the other path (with the 'any'
                 // call) causes the compilation error "Calls to any function that
                 // may require a gradient calculation inside a conditional block
                 // may return undefined results". This appears to be an issue with
                 // the 'any' call since even the simple "result=black; if (any())
                 // result=white;" code fails to compile.
                 builder->codeAppend("vec4 outside = vec4(0.0, 0.0, 0.0, 0.0);");
                 builder->codeAppend("vec4 inside = ");
                 builder->appendTextureLookupAndModulate(inModulateColor, sampler,
                                                           inCoords.c_str());
                 builder->codeAppend(";");
                 
-                builder->codeAppend(GrGLSLShaderVar::PrecisionString(program->glslCaps(),
+                builder->codeAppend(GrGLSLShaderVar::PrecisionString(glslCaps,
                                                                      kHigh_GrSLPrecision));
                 builder->codeAppendf("float x = (%s).x;", inCoords.c_str());
-                builder->codeAppend(GrGLSLShaderVar::PrecisionString(program->glslCaps(),
+                builder->codeAppend(GrGLSLShaderVar::PrecisionString(glslCaps,
                                                                      kHigh_GrSLPrecision));
                 builder->codeAppendf("float y = (%s).y;", inCoords.c_str());
 
                 builder->codeAppendf("x = abs(2.0*(x - %s.x)/(%s.z - %s.x) - 1.0);",
                                      domain, domain, domain);
                 builder->codeAppendf("y = abs(2.0*(y - %s.y)/(%s.w - %s.y) - 1.0);",
                                      domain, domain, domain);
                 builder->codeAppend("float blend = step(1.0, max(x, y));");
                 builder->codeAppendf("%s = mix(inside, outside, blend);", outColor);
             } else {
@@ skipping 72 matching lines @@
 
 GrGLTextureDomainEffect::GrGLTextureDomainEffect(const GrProcessor&) {
 }
 
 void GrGLTextureDomainEffect::emitCode(EmitArgs& args) {
     const GrTextureDomainEffect& textureDomainEffect = args.fFp.cast<GrTextureDomainEffect>();
     const GrTextureDomain& domain = textureDomainEffect.textureDomain();
 
     GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder;
     SkString coords2D = fragBuilder->ensureFSCoords2D(args.fCoords, 0);
-    fGLDomain.sampleTexture(fragBuilder, domain, args.fOutputColor, coords2D, args.fSamplers[0],
+    fGLDomain.sampleTexture(fragBuilder,
+                            args.fGLSLCaps,
+                            domain,
+                            args.fOutputColor,
+                            coords2D,
+                            args.fSamplers[0],
                             args.fInputColor);
 }
 
 void GrGLTextureDomainEffect::onSetData(const GrGLSLProgramDataManager& pdman,
                                         const GrProcessor& processor) {
     const GrTextureDomainEffect& textureDomainEffect = processor.cast<GrTextureDomainEffect>();
     const GrTextureDomain& domain = textureDomainEffect.textureDomain();
     fGLDomain.setData(pdman, domain, processor.texture(0)->origin());
 }
 
@@ skipping 80 matching lines @@
     bool bilerp = mode != GrTextureDomain::kRepeat_Mode ? d->fRandom->nextBool() : false;
     GrCoordSet coords = d->fRandom->nextBool() ? kLocal_GrCoordSet : kDevice_GrCoordSet;
     return GrTextureDomainEffect::Create(
         d->fTextures[texIdx],
         matrix,
         domain,
         mode,
         bilerp ? GrTextureParams::kBilerp_FilterMode : GrTextureParams::kNone_FilterMode,
         coords);
 }