Revert of removing GrDrawEffect

src/gpu/effects/GrMatrixConvolutionEffect.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "gl/builders/GrGLProgramBuilder.h"
 #include "GrMatrixConvolutionEffect.h"
 #include "gl/GrGLEffect.h"
 #include "gl/GrGLSL.h"
 #include "gl/GrGLTexture.h"
 #include "GrTBackendEffectFactory.h"
 
 class GrGLMatrixConvolutionEffect : public GrGLEffect {
 public:
     GrGLMatrixConvolutionEffect(const GrBackendEffectFactory& factory,
-                                const GrEffect& effect);
+                                const GrDrawEffect& effect);
     virtual void emitCode(GrGLProgramBuilder*,
-                          const GrEffect&,
+                          const GrDrawEffect&,
                           const GrEffectKey&,
                           const char* outputColor,
                           const char* inputColor,
                           const TransformedCoordsArray&,
                           const TextureSamplerArray&) SK_OVERRIDE;
 
-    static inline void GenKey(const GrEffect&, const GrGLCaps&, GrEffectKeyBuilder*);
+    static inline void GenKey(const GrDrawEffect&, const GrGLCaps&, GrEffectKeyBuilder*);
 
-    virtual void setData(const GrGLProgramDataManager&, const GrEffect&) SK_OVERRIDE;
+    virtual void setData(const GrGLProgramDataManager&, const GrDrawEffect&) SK_OVERRIDE;
 
 private:
     typedef GrGLProgramDataManager::UniformHandle UniformHandle;
     SkISize                     fKernelSize;
     bool                        fConvolveAlpha;
 
     UniformHandle               fBoundsUni;
     UniformHandle               fKernelUni;
     UniformHandle               fImageIncrementUni;
     UniformHandle               fKernelOffsetUni;
     UniformHandle               fGainUni;
     UniformHandle               fBiasUni;
     GrTextureDomain::GLDomain   fDomain;
 
     typedef GrGLEffect INHERITED;
 };
 
 GrGLMatrixConvolutionEffect::GrGLMatrixConvolutionEffect(const GrBackendEffectFactory& factory,
-                                                         const GrEffect& effect)
+                                                         const GrDrawEffect& drawEffect)
     : INHERITED(factory) {
-    const GrMatrixConvolutionEffect& m = effect.cast<GrMatrixConvolutionEffect>();
+    const GrMatrixConvolutionEffect& m = drawEffect.castEffect<GrMatrixConvolutionEffect>();
     fKernelSize = m.kernelSize();
     fConvolveAlpha = m.convolveAlpha();
 }
 
 void GrGLMatrixConvolutionEffect::emitCode(GrGLProgramBuilder* builder,
-                                           const GrEffect& effect,
+                                           const GrDrawEffect& drawEffect,
                                            const GrEffectKey& key,
                                            const char* outputColor,
                                            const char* inputColor,
                                            const TransformedCoordsArray& coords,
                                            const TextureSamplerArray& samplers) {
     sk_ignore_unused_variable(inputColor);
-    const GrTextureDomain& domain = effect.cast<GrMatrixConvolutionEffect>().domain();
+    const GrTextureDomain& domain = drawEffect.castEffect<GrMatrixConvolutionEffect>().domain();
 
     fBoundsUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
                                      kVec4f_GrSLType, "Bounds");
     fImageIncrementUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
                                              kVec2f_GrSLType, "ImageIncrement");
     fKernelUni = builder->addUniformArray(GrGLProgramBuilder::kFragment_Visibility,
                                           kFloat_GrSLType,
                                           "Kernel",
                                           fKernelSize.width() * fKernelSize.height());
     fKernelOffsetUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
@@ skipping 40 matching lines @@
         fsBuilder->codeAppendf("%s.a = c.a;", outputColor);
         fsBuilder->codeAppendf("%s.rgb = sum.rgb * %s + %s;", outputColor, gain, bias);
         fsBuilder->codeAppendf("%s.rgb *= %s.a;", outputColor, outputColor);
     }
 
     SkString modulate;
     GrGLSLMulVarBy4f(&modulate, 2, outputColor, inputColor);
     fsBuilder->codeAppend(modulate.c_str());
 }
 
-void GrGLMatrixConvolutionEffect::GenKey(const GrEffect& effect,
+void GrGLMatrixConvolutionEffect::GenKey(const GrDrawEffect& drawEffect,
                                          const GrGLCaps&, GrEffectKeyBuilder* b) {
-    const GrMatrixConvolutionEffect& m = effect.cast<GrMatrixConvolutionEffect>();
+    const GrMatrixConvolutionEffect& m = drawEffect.castEffect<GrMatrixConvolutionEffect>();
     SkASSERT(m.kernelSize().width() <= 0x7FFF && m.kernelSize().height() <= 0xFFFF);
     uint32_t key = m.kernelSize().width() << 16 | m.kernelSize().height();
     key |= m.convolveAlpha() ? 1 << 31 : 0;
     b->add32(key);
     b->add32(GrTextureDomain::GLDomain::DomainKey(m.domain()));
 }
 
 void GrGLMatrixConvolutionEffect::setData(const GrGLProgramDataManager& pdman,
-                                          const GrEffect& effect) {
-    const GrMatrixConvolutionEffect& conv = effect.cast<GrMatrixConvolutionEffect>();
+                                          const GrDrawEffect& drawEffect) {
+    const GrMatrixConvolutionEffect& conv = drawEffect.castEffect<GrMatrixConvolutionEffect>();
     GrTexture& texture = *conv.texture(0);
     // the code we generated was for a specific kernel size
     SkASSERT(conv.kernelSize() == fKernelSize);
     float imageIncrement[2];
     float ySign = texture.origin() == kTopLeft_GrSurfaceOrigin ? 1.0f : -1.0f;
     imageIncrement[0] = 1.0f / texture.width();
     imageIncrement[1] = ySign / texture.height();
     pdman.set2fv(fImageIncrementUni, 1, imageIncrement);
     pdman.set2fv(fKernelOffsetUni, 1, conv.kernelOffset());
     pdman.set1fv(fKernelUni, fKernelSize.width() * fKernelSize.height(), conv.kernel());
@@ skipping 25 matching lines @@
 }
 
 GrMatrixConvolutionEffect::~GrMatrixConvolutionEffect() {
 }
 
 const GrBackendEffectFactory& GrMatrixConvolutionEffect::getFactory() const {
     return GrTBackendEffectFactory<GrMatrixConvolutionEffect>::getInstance();
 }
 
 bool GrMatrixConvolutionEffect::onIsEqual(const GrEffect& sBase) const {
-    const GrMatrixConvolutionEffect& s = sBase.cast<GrMatrixConvolutionEffect>();
+    const GrMatrixConvolutionEffect& s = CastEffect<GrMatrixConvolutionEffect>(sBase);
     return this->texture(0) == s.texture(0) &&
            fKernelSize == s.kernelSize() &&
            !memcmp(fKernel, s.kernel(),
                    fKernelSize.width() * fKernelSize.height() * sizeof(float)) &&
            fGain == s.gain() &&
            fBias == s.bias() &&
            fKernelOffset == s.kernelOffset() &&
            fConvolveAlpha == s.convolveAlpha() &&
            fDomain == s.domain();
 }
@@ skipping 74 matching lines @@
     return GrMatrixConvolutionEffect::Create(textures[texIdx],
                                              bounds,
                                              kernelSize,
                                              kernel.get(),
                                              gain,
                                              bias,
                                              kernelOffset,
                                              tileMode,
                                              convolveAlpha);
 }