Move all ShaderBuilder files to GLSL

src/effects/SkLightingImageFilter.cpp

 /*
  * Copyright 2012 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkLightingImageFilter.h"
 #include "SkBitmap.h"
 #include "SkColorPriv.h"
 #include "SkDevice.h"
 #include "SkPoint3.h"
 #include "SkReadBuffer.h"
 #include "SkTypes.h"
 #include "SkWriteBuffer.h"
 
 #if SK_SUPPORT_GPU
 #include "GrContext.h"
 #include "GrDrawContext.h"
 #include "GrFragmentProcessor.h"
 #include "GrInvariantOutput.h"
 #include "GrPaint.h"
 #include "effects/GrSingleTextureEffect.h"
 #include "gl/GrGLFragmentProcessor.h"
-#include "gl/builders/GrGLProgramBuilder.h"
+#include "glsl/GrGLSLFragmentShaderBuilder.h"
+#include "glsl/GrGLSLProgramBuilder.h"
 #include "glsl/GrGLSLProgramDataManager.h"
 
 class GrGLDiffuseLightingEffect;
 class GrGLSpecularLightingEffect;
 
 // For brevity
 typedef GrGLSLProgramDataManager::UniformHandle UniformHandle;
 #endif
 
 namespace {
@@ skipping 1571 matching lines @@
     this->initClassID<GrDiffuseLightingEffect>();
 }
 
 bool GrDiffuseLightingEffect::onIsEqual(const GrFragmentProcessor& sBase) const {
     const GrDiffuseLightingEffect& s = sBase.cast<GrDiffuseLightingEffect>();
     return INHERITED::onIsEqual(sBase) &&
             this->kd() == s.kd();
 }
 
 void GrDiffuseLightingEffect::onGetGLProcessorKey(const GrGLSLCaps& caps,
-                                                GrProcessorKeyBuilder* b) const {
+                                                  GrProcessorKeyBuilder* b) const {
     GrGLDiffuseLightingEffect::GenKey(*this, caps, b);
 }
 
 GrGLFragmentProcessor* GrDiffuseLightingEffect::onCreateGLInstance() const {
     return new GrGLDiffuseLightingEffect(*this);
 }
 
 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrDiffuseLightingEffect);
 
 const GrFragmentProcessor* GrDiffuseLightingEffect::TestCreate(GrProcessorTestData* d) {
@@ skipping 16 matching lines @@
     const GrLightingEffect& m = fp.cast<GrLightingEffect>();
     fLight = m.light()->createGLLight();
     fBoundaryMode = m.boundaryMode();
 }
 
 GrGLLightingEffect::~GrGLLightingEffect() {
     delete fLight;
 }
 
 void GrGLLightingEffect::emitCode(EmitArgs& args) {
-    fImageIncrementUni = args.fBuilder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fImageIncrementUni = args.fBuilder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                               kVec2f_GrSLType, kDefault_GrSLPrecision,
                                              "ImageIncrement");
-    fSurfaceScaleUni = args.fBuilder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fSurfaceScaleUni = args.fBuilder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                            kFloat_GrSLType, kDefault_GrSLPrecision,
                                            "SurfaceScale");
     fLight->emitLightColorUniform(args.fBuilder);
     SkString lightFunc;
     this->emitLightFunc(args.fBuilder, &lightFunc);
     static const GrGLSLShaderVar gSobelArgs[] =  {
         GrGLSLShaderVar("a", kFloat_GrSLType),
         GrGLSLShaderVar("b", kFloat_GrSLType),
         GrGLSLShaderVar("c", kFloat_GrSLType),
         GrGLSLShaderVar("d", kFloat_GrSLType),
         GrGLSLShaderVar("e", kFloat_GrSLType),
         GrGLSLShaderVar("f", kFloat_GrSLType),
         GrGLSLShaderVar("scale", kFloat_GrSLType),
     };
     SkString sobelFuncName;
-    GrGLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder();
+    GrGLSLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder();
     SkString coords2D = fsBuilder->ensureFSCoords2D(args.fCoords, 0);
 
     fsBuilder->emitFunction(kFloat_GrSLType,
                             "sobel",
                             SK_ARRAY_COUNT(gSobelArgs),
                             gSobelArgs,
                             "\treturn (-a + b - 2.0 * c + 2.0 * d -e + f) * scale;\n",
                             &sobelFuncName);
     static const GrGLSLShaderVar gPointToNormalArgs[] =  {
         GrGLSLShaderVar("x", kFloat_GrSLType),
@@ skipping 74 matching lines @@
 ///////////////////////////////////////////////////////////////////////////////
 
 ///////////////////////////////////////////////////////////////////////////////
 
 GrGLDiffuseLightingEffect::GrGLDiffuseLightingEffect(const GrProcessor& proc)
     : INHERITED(proc) {
 }
 
 void GrGLDiffuseLightingEffect::emitLightFunc(GrGLSLFPBuilder* builder, SkString* funcName) {
     const char* kd;
-    fKDUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fKDUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                  kFloat_GrSLType, kDefault_GrSLPrecision,
                                  "KD", &kd);
 
     static const GrGLSLShaderVar gLightArgs[] = {
         GrGLSLShaderVar("normal", kVec3f_GrSLType),
         GrGLSLShaderVar("surfaceToLight", kVec3f_GrSLType),
         GrGLSLShaderVar("lightColor", kVec3f_GrSLType)
     };
     SkString lightBody;
     lightBody.appendf("\tfloat colorScale = %s * dot(normal, surfaceToLight);\n", kd);
@@ skipping 29 matching lines @@
 }
 
 bool GrSpecularLightingEffect::onIsEqual(const GrFragmentProcessor& sBase) const {
     const GrSpecularLightingEffect& s = sBase.cast<GrSpecularLightingEffect>();
     return INHERITED::onIsEqual(sBase) &&
            this->ks() == s.ks() &&
            this->shininess() == s.shininess();
 }
 
 void GrSpecularLightingEffect::onGetGLProcessorKey(const GrGLSLCaps& caps,
-                                                GrProcessorKeyBuilder* b) const {
+                                                   GrProcessorKeyBuilder* b) const {
     GrGLSpecularLightingEffect::GenKey(*this, caps, b);
 }
 
 GrGLFragmentProcessor* GrSpecularLightingEffect::onCreateGLInstance() const {
     return new GrGLSpecularLightingEffect(*this);
 }
 
 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrSpecularLightingEffect);
 
 const GrFragmentProcessor* GrSpecularLightingEffect::TestCreate(GrProcessorTestData* d) {
@@ skipping 13 matching lines @@
 ///////////////////////////////////////////////////////////////////////////////
 
 GrGLSpecularLightingEffect::GrGLSpecularLightingEffect(const GrProcessor& proc)
     : INHERITED(proc) {
 }
 
 void GrGLSpecularLightingEffect::emitLightFunc(GrGLSLFPBuilder* builder, SkString* funcName) {
     const char* ks;
     const char* shininess;
 
-    fKSUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fKSUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                  kFloat_GrSLType, kDefault_GrSLPrecision, "KS", &ks);
-    fShininessUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fShininessUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                         kFloat_GrSLType,
                                         kDefault_GrSLPrecision,
                                         "Shininess",
                                         &shininess);
 
     static const GrGLSLShaderVar gLightArgs[] = {
         GrGLSLShaderVar("normal", kVec3f_GrSLType),
         GrGLSLShaderVar("surfaceToLight", kVec3f_GrSLType),
         GrGLSLShaderVar("lightColor", kVec3f_GrSLType)
     };
@@ skipping 13 matching lines @@
 void GrGLSpecularLightingEffect::onSetData(const GrGLSLProgramDataManager& pdman,
                                            const GrProcessor& effect) {
     INHERITED::onSetData(pdman, effect);
     const GrSpecularLightingEffect& spec = effect.cast<GrSpecularLightingEffect>();
     pdman.set1f(fKSUni, spec.ks());
     pdman.set1f(fShininessUni, spec.shininess());
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 void GrGLLight::emitLightColorUniform(GrGLSLFPBuilder* builder) {
-    fColorUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fColorUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                     kVec3f_GrSLType, kDefault_GrSLPrecision,
                                     "LightColor");
 }
 
 void GrGLLight::emitLightColor(GrGLSLFPBuilder* builder, const char *surfaceToLight) {
     builder->getFragmentShaderBuilder()->codeAppend(builder->getUniformCStr(this->lightColorUni()));
 }
 
 void GrGLLight::setData(const GrGLSLProgramDataManager& pdman,
                         const SkImageFilterLight* light) const {
     setUniformPoint3(pdman, fColorUni,
                      light->color().makeScale(SkScalarInvert(SkIntToScalar(255))));
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 void GrGLDistantLight::setData(const GrGLSLProgramDataManager& pdman,
                                const SkImageFilterLight* light) const {
     INHERITED::setData(pdman, light);
     SkASSERT(light->type() == SkImageFilterLight::kDistant_LightType);
     const SkDistantLight* distantLight = static_cast<const SkDistantLight*>(light);
     setUniformNormal3(pdman, fDirectionUni, distantLight->direction());
 }
 
 void GrGLDistantLight::emitSurfaceToLight(GrGLSLFPBuilder* builder, const char* z) {
     const char* dir;
-    fDirectionUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fDirectionUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                         kVec3f_GrSLType, kDefault_GrSLPrecision,
                                         "LightDirection", &dir);
     builder->getFragmentShaderBuilder()->codeAppend(dir);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 void GrGLPointLight::setData(const GrGLSLProgramDataManager& pdman,
                              const SkImageFilterLight* light) const {
     INHERITED::setData(pdman, light);
     SkASSERT(light->type() == SkImageFilterLight::kPoint_LightType);
     const SkPointLight* pointLight = static_cast<const SkPointLight*>(light);
     setUniformPoint3(pdman, fLocationUni, pointLight->location());
 }
 
 void GrGLPointLight::emitSurfaceToLight(GrGLSLFPBuilder* builder, const char* z) {
     const char* loc;
-    fLocationUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fLocationUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                        kVec3f_GrSLType, kDefault_GrSLPrecision,
                                        "LightLocation", &loc);
-    GrGLFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder();
+    GrGLSLFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder();
     fsBuilder->codeAppendf("normalize(%s - vec3(%s.xy, %s))",
             loc, fsBuilder->fragmentPosition(), z);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 void GrGLSpotLight::setData(const GrGLSLProgramDataManager& pdman,
                             const SkImageFilterLight* light) const {
     INHERITED::setData(pdman, light);
     SkASSERT(light->type() == SkImageFilterLight::kSpot_LightType);
     const SkSpotLight* spotLight = static_cast<const SkSpotLight *>(light);
     setUniformPoint3(pdman, fLocationUni, spotLight->location());
     pdman.set1f(fExponentUni, spotLight->specularExponent());
     pdman.set1f(fCosInnerConeAngleUni, spotLight->cosInnerConeAngle());
     pdman.set1f(fCosOuterConeAngleUni, spotLight->cosOuterConeAngle());
     pdman.set1f(fConeScaleUni, spotLight->coneScale());
     setUniformNormal3(pdman, fSUni, spotLight->s());
 }
 
 void GrGLSpotLight::emitSurfaceToLight(GrGLSLFPBuilder* builder, const char* z) {
     const char* location;
-    fLocationUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fLocationUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                        kVec3f_GrSLType, kDefault_GrSLPrecision,
                                        "LightLocation", &location);
 
-    GrGLFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder();
+    GrGLSLFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder();
     fsBuilder->codeAppendf("normalize(%s - vec3(%s.xy, %s))",
             location, fsBuilder->fragmentPosition(), z);
 }
 
 void GrGLSpotLight::emitLightColor(GrGLSLFPBuilder* builder,
                                    const char *surfaceToLight) {
 
     const char* color = builder->getUniformCStr(this->lightColorUni()); // created by parent class.
 
     const char* exponent;
     const char* cosInner;
     const char* cosOuter;
     const char* coneScale;
     const char* s;
-    fExponentUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fExponentUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                        kFloat_GrSLType, kDefault_GrSLPrecision,
                                        "Exponent", &exponent);
-    fCosInnerConeAngleUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fCosInnerConeAngleUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                                 kFloat_GrSLType, kDefault_GrSLPrecision,
                                                 "CosInnerConeAngle", &cosInner);
-    fCosOuterConeAngleUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fCosOuterConeAngleUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                                 kFloat_GrSLType, kDefault_GrSLPrecision,
                                                 "CosOuterConeAngle", &cosOuter);
-    fConeScaleUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fConeScaleUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                         kFloat_GrSLType, kDefault_GrSLPrecision,
                                         "ConeScale", &coneScale);
-    fSUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fSUni = builder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                 kVec3f_GrSLType, kDefault_GrSLPrecision, "S", &s);
 
     static const GrGLSLShaderVar gLightColorArgs[] = {
         GrGLSLShaderVar("surfaceToLight", kVec3f_GrSLType)
     };
     SkString lightColorBody;
     lightColorBody.appendf("\tfloat cosAngle = -dot(surfaceToLight, %s);\n", s);
     lightColorBody.appendf("\tif (cosAngle < %s) {\n", cosOuter);
     lightColorBody.appendf("\t\treturn vec3(0);\n");
     lightColorBody.appendf("\t}\n");
     lightColorBody.appendf("\tfloat scale = pow(cosAngle, %s);\n", exponent);
     lightColorBody.appendf("\tif (cosAngle < %s) {\n", cosInner);
     lightColorBody.appendf("\t\treturn %s * scale * (cosAngle - %s) * %s;\n",
                            color, cosOuter, coneScale);
     lightColorBody.appendf("\t}\n");
     lightColorBody.appendf("\treturn %s;\n", color);
-    GrGLFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder();
+    GrGLSLFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder();
     fsBuilder->emitFunction(kVec3f_GrSLType,
                             "lightColor",
                             SK_ARRAY_COUNT(gLightColorArgs),
                             gLightColorArgs,
                             lightColorBody.c_str(),
                             &fLightColorFunc);
 
     fsBuilder->codeAppendf("%s(%s)", fLightColorFunc.c_str(), surfaceToLight);
 }
 
 #endif
 
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkLightingImageFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkDiffuseLightingImageFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkSpecularLightingImageFilter)
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END