Move VertexBuilder to a GrGLFullShaderBuilder subclass

src/gpu/effects/GrBezierEffect.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrBezierEffect.h"
 
 #include "gl/GrGLEffect.h"
 #include "gl/GrGLSL.h"
+#include "gl/GrGLVertexEffect.h"
 #include "GrTBackendEffectFactory.h"
 
-class GrGLConicEffect : public GrGLEffect {
+class GrGLConicEffect : public GrGLVertexEffect {
 public:
     GrGLConicEffect(const GrBackendEffectFactory&, const GrDrawEffect&);
 
-    virtual void emitCode(GrGLShaderBuilder* builder,
+    virtual void emitCode(GrGLFullShaderBuilder* builder,
                           const GrDrawEffect& drawEffect,
                           EffectKey key,
                           const char* outputColor,
                           const char* inputColor,
                           const TransformedCoordsArray&,
                           const TextureSamplerArray&) SK_OVERRIDE;
 
     static inline EffectKey GenKey(const GrDrawEffect&, const GrGLCaps&);
 
     virtual void setData(const GrGLUniformManager&, const GrDrawEffect&) SK_OVERRIDE {}
 
 private:
     GrBezierEdgeType fEdgeType;
 
-    typedef GrGLEffect INHERITED;
+    typedef GrGLVertexEffect INHERITED;
 };
 
 GrGLConicEffect::GrGLConicEffect(const GrBackendEffectFactory& factory,
                                  const GrDrawEffect& drawEffect)
     : INHERITED (factory) {
     const GrConicEffect& ce = drawEffect.castEffect<GrConicEffect>();
     fEdgeType = ce.getEdgeType();
 }
 
-void GrGLConicEffect::emitCode(GrGLShaderBuilder* builder,
+void GrGLConicEffect::emitCode(GrGLFullShaderBuilder* builder,
                                const GrDrawEffect& drawEffect,
                                EffectKey key,
                                const char* outputColor,
                                const char* inputColor,
                                const TransformedCoordsArray&,
                                const TextureSamplerArray& samplers) {
-    GrGLShaderBuilder::VertexBuilder* vertexBuilder = builder->getVertexBuilder();
-    SkASSERT(NULL != vertexBuilder);
-
     const char *vsName, *fsName;
 
-    vertexBuilder->addVarying(kVec4f_GrSLType, "ConicCoeffs",
+    builder->addVarying(kVec4f_GrSLType, "ConicCoeffs",
                               &vsName, &fsName);
     const SkString* attr0Name =
-        vertexBuilder->getEffectAttributeName(drawEffect.getVertexAttribIndices()[0]);
-    vertexBuilder->vsCodeAppendf("\t%s = %s;\n", vsName, attr0Name->c_str());
+        builder->getEffectAttributeName(drawEffect.getVertexAttribIndices()[0]);
+    builder->vsCodeAppendf("\t%s = %s;\n", vsName, attr0Name->c_str());
 
     builder->fsCodeAppend("\t\tfloat edgeAlpha;\n");
 
     switch (fEdgeType) {
         case kHairAA_GrBezierEdgeType: {
             SkAssertResult(builder->enableFeature(
                     GrGLShaderBuilder::kStandardDerivatives_GLSLFeature));
             builder->fsCodeAppendf("\t\tvec3 dklmdx = dFdx(%s.xyz);\n", fsName);
             builder->fsCodeAppendf("\t\tvec3 dklmdy = dFdy(%s.xyz);\n", fsName);
             builder->fsCodeAppendf("\t\tfloat dfdx =\n"
@@ skipping 79 matching lines @@
                                              const GrDrawTargetCaps& caps,
                                              GrTexture*[]) {
     const GrBezierEdgeType edgeType = static_cast<GrBezierEdgeType>(random->nextULessThan(3));
     return GrConicEffect::Create(edgeType, caps);
 }
 
 //////////////////////////////////////////////////////////////////////////////
 // Quad
 //////////////////////////////////////////////////////////////////////////////
 
-class GrGLQuadEffect : public GrGLEffect {
+class GrGLQuadEffect : public GrGLVertexEffect {
 public:
     GrGLQuadEffect(const GrBackendEffectFactory&, const GrDrawEffect&);
 
-    virtual void emitCode(GrGLShaderBuilder* builder,
+    virtual void emitCode(GrGLFullShaderBuilder* builder,
                           const GrDrawEffect& drawEffect,
                           EffectKey key,
                           const char* outputColor,
                           const char* inputColor,
                           const TransformedCoordsArray&,
                           const TextureSamplerArray&) SK_OVERRIDE;
 
     static inline EffectKey GenKey(const GrDrawEffect&, const GrGLCaps&);
 
     virtual void setData(const GrGLUniformManager&, const GrDrawEffect&) SK_OVERRIDE {}
 
 private:
     GrBezierEdgeType fEdgeType;
 
-    typedef GrGLEffect INHERITED;
+    typedef GrGLVertexEffect INHERITED;
 };
 
 GrGLQuadEffect::GrGLQuadEffect(const GrBackendEffectFactory& factory,
                                  const GrDrawEffect& drawEffect)
     : INHERITED (factory) {
     const GrQuadEffect& ce = drawEffect.castEffect<GrQuadEffect>();
     fEdgeType = ce.getEdgeType();
 }
 
-void GrGLQuadEffect::emitCode(GrGLShaderBuilder* builder,
+void GrGLQuadEffect::emitCode(GrGLFullShaderBuilder* builder,
                               const GrDrawEffect& drawEffect,
                               EffectKey key,
                               const char* outputColor,
                               const char* inputColor,
                               const TransformedCoordsArray&,
                               const TextureSamplerArray& samplers) {
-    GrGLShaderBuilder::VertexBuilder* vertexBuilder = builder->getVertexBuilder();
-    SkASSERT(NULL != vertexBuilder);
-
     const char *vsName, *fsName;
 
     const SkString* attrName =
-        vertexBuilder->getEffectAttributeName(drawEffect.getVertexAttribIndices()[0]);
+        builder->getEffectAttributeName(drawEffect.getVertexAttribIndices()[0]);
     builder->fsCodeAppendf("\t\tfloat edgeAlpha;\n");
 
-    vertexBuilder->addVarying(kVec4f_GrSLType, "HairQuadEdge", &vsName, &fsName);
+    builder->addVarying(kVec4f_GrSLType, "HairQuadEdge", &vsName, &fsName);
 
     switch (fEdgeType) {
         case kHairAA_GrBezierEdgeType: {
             SkAssertResult(builder->enableFeature(
                     GrGLShaderBuilder::kStandardDerivatives_GLSLFeature));
             builder->fsCodeAppendf("\t\tvec2 duvdx = dFdx(%s.xy);\n", fsName);
             builder->fsCodeAppendf("\t\tvec2 duvdy = dFdy(%s.xy);\n", fsName);
             builder->fsCodeAppendf("\t\tvec2 gF = vec2(2.0*%s.x*duvdx.x - duvdx.y,\n"
                                    "\t\t               2.0*%s.x*duvdy.x - duvdy.y);\n",
                                    fsName, fsName);
@@ skipping 26 matching lines @@
                                    fsName);
             builder->fsCodeAppend("\t\tedgeAlpha = float(edgeAlpha < 0.0);\n");
             break;
         }
     }
 
     SkString modulate;
     GrGLSLModulatef<4>(&modulate, inputColor, "edgeAlpha");
     builder->fsCodeAppendf("\t%s = %s;\n", outputColor, modulate.c_str());
 
-    vertexBuilder->vsCodeAppendf("\t%s = %s;\n", vsName, attrName->c_str());
+    builder->vsCodeAppendf("\t%s = %s;\n", vsName, attrName->c_str());
 }
 
 GrGLEffect::EffectKey GrGLQuadEffect::GenKey(const GrDrawEffect& drawEffect, const GrGLCaps&) {
     const GrQuadEffect& ce = drawEffect.castEffect<GrQuadEffect>();
     return ce.isAntiAliased() ? (ce.isFilled() ? 0x0 : 0x1) : 0x2;
 }
 
 //////////////////////////////////////////////////////////////////////////////
 
 GrQuadEffect::~GrQuadEffect() {}
@@ skipping 21 matching lines @@
                                              const GrDrawTargetCaps& caps,
                                              GrTexture*[]) {
     const GrBezierEdgeType edgeType = static_cast<GrBezierEdgeType>(random->nextULessThan(3));
     return GrQuadEffect::Create(edgeType, caps);
 }
 
 //////////////////////////////////////////////////////////////////////////////
 // Cubic
 //////////////////////////////////////////////////////////////////////////////
 
-class GrGLCubicEffect : public GrGLEffect {
+class GrGLCubicEffect : public GrGLVertexEffect {
 public:
     GrGLCubicEffect(const GrBackendEffectFactory&, const GrDrawEffect&);
 
-    virtual void emitCode(GrGLShaderBuilder* builder,
+    virtual void emitCode(GrGLFullShaderBuilder* builder,
                           const GrDrawEffect& drawEffect,
                           EffectKey key,
                           const char* outputColor,
                           const char* inputColor,
                           const TransformedCoordsArray&,
                           const TextureSamplerArray&) SK_OVERRIDE;
 
     static inline EffectKey GenKey(const GrDrawEffect&, const GrGLCaps&);
 
     virtual void setData(const GrGLUniformManager&, const GrDrawEffect&) SK_OVERRIDE {}
 
 private:
     GrBezierEdgeType fEdgeType;
 
-    typedef GrGLEffect INHERITED;
+    typedef GrGLVertexEffect INHERITED;
 };
 
 GrGLCubicEffect::GrGLCubicEffect(const GrBackendEffectFactory& factory,
                                  const GrDrawEffect& drawEffect)
     : INHERITED (factory) {
     const GrCubicEffect& ce = drawEffect.castEffect<GrCubicEffect>();
     fEdgeType = ce.getEdgeType();
 }
 
-void GrGLCubicEffect::emitCode(GrGLShaderBuilder* builder,
+void GrGLCubicEffect::emitCode(GrGLFullShaderBuilder* builder,
                                const GrDrawEffect& drawEffect,
                                EffectKey key,
                                const char* outputColor,
                                const char* inputColor,
                                const TransformedCoordsArray&,
                                const TextureSamplerArray& samplers) {
-    GrGLShaderBuilder::VertexBuilder* vertexBuilder = builder->getVertexBuilder();
-    SkASSERT(NULL != vertexBuilder);
-
     const char *vsName, *fsName;
 
-    vertexBuilder->addVarying(kVec4f_GrSLType, "CubicCoeffs",
+    builder->addVarying(kVec4f_GrSLType, "CubicCoeffs",
                               &vsName, &fsName);
     const SkString* attr0Name =
-        vertexBuilder->getEffectAttributeName(drawEffect.getVertexAttribIndices()[0]);
-    vertexBuilder->vsCodeAppendf("\t%s = %s;\n", vsName, attr0Name->c_str());
+        builder->getEffectAttributeName(drawEffect.getVertexAttribIndices()[0]);
+    builder->vsCodeAppendf("\t%s = %s;\n", vsName, attr0Name->c_str());
 
     builder->fsCodeAppend("\t\tfloat edgeAlpha;\n");
 
     switch (fEdgeType) {
         case kHairAA_GrBezierEdgeType: {
             SkAssertResult(builder->enableFeature(
                     GrGLShaderBuilder::kStandardDerivatives_GLSLFeature));
             builder->fsCodeAppendf("\t\tvec3 dklmdx = dFdx(%s.xyz);\n", fsName);
             builder->fsCodeAppendf("\t\tvec3 dklmdy = dFdy(%s.xyz);\n", fsName);
             builder->fsCodeAppendf("\t\tfloat dfdx =\n"
@@ skipping 74 matching lines @@
 
 GR_DEFINE_EFFECT_TEST(GrCubicEffect);
 
 GrEffectRef* GrCubicEffect::TestCreate(SkRandom* random,
                                              GrContext*,
                                              const GrDrawTargetCaps& caps,
                                              GrTexture*[]) {
     const GrBezierEdgeType edgeType = static_cast<GrBezierEdgeType>(random->nextULessThan(3));
     return GrCubicEffect::Create(edgeType, caps);
 }