Move all ShaderBuilder files to GLSL

src/gpu/effects/GrDistanceFieldGeoProc.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 "GrDistanceFieldGeoProc.h"
 #include "GrInvariantOutput.h"
 #include "GrTexture.h"
 
 #include "SkDistanceFieldGen.h"
 
 #include "gl/GrGLFragmentProcessor.h"
 #include "gl/GrGLTexture.h"
 #include "gl/GrGLGeometryProcessor.h"
-#include "gl/builders/GrGLProgramBuilder.h"
+#include "glsl/GrGLSLFragmentShaderBuilder.h"
+#include "glsl/GrGLSLProgramBuilder.h"
 #include "glsl/GrGLSLProgramDataManager.h"
+#include "glsl/GrGLSLVertexShaderBuilder.h"
 
 // Assuming a radius of a little less than the diagonal of the fragment
 #define SK_DistanceFieldAAFactor     "0.65"
 
 class GrGLDistanceFieldA8TextGeoProc : public GrGLGeometryProcessor {
 public:
     GrGLDistanceFieldA8TextGeoProc()
         : fViewMatrix(SkMatrix::InvalidMatrix())
         , fColor(GrColor_ILLEGAL)
 #ifdef SK_GAMMA_APPLY_TO_A8
         , fDistanceAdjust(-1.0f)
 #endif
         {}
 
     void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override{
         const GrDistanceFieldA8TextGeoProc& dfTexEffect =
                 args.fGP.cast<GrDistanceFieldA8TextGeoProc>();
         GrGLSLGPBuilder* pb = args.fPB;
-        GrGLFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder();
+        GrGLSLFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder();
         SkAssertResult(fsBuilder->enableFeature(
-                GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
+                GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
 
-        GrGLVertexBuilder* vsBuilder = pb->getVertexShaderBuilder();
+        GrGLSLVertexBuilder* vsBuilder = pb->getVertexShaderBuilder();
 
         // emit attributes
         vsBuilder->emitAttributes(dfTexEffect);
 
 #ifdef SK_GAMMA_APPLY_TO_A8
         // adjust based on gamma
         const char* distanceAdjustUniName = nullptr;
         // width, height, 1/(3*width)
-        fDistanceAdjustUni = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+        fDistanceAdjustUni = pb->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
             kFloat_GrSLType, kDefault_GrSLPrecision,
             "DistanceAdjust", &distanceAdjustUniName);
 #endif
 
         // Setup pass through color
         if (!dfTexEffect.colorIgnored()) {
             if (dfTexEffect.hasVertexColor()) {
                 pb->addPassThroughAttribute(dfTexEffect.inColor(), args.fOutputColor);
             } else {
                 this->setupUniformColor(pb, args.fOutputColor, &fColorUniform);
@@ skipping 217 matching lines @@
 public:
     GrGLDistanceFieldPathGeoProc()
         : fViewMatrix(SkMatrix::InvalidMatrix())
         , fColor(GrColor_ILLEGAL)
         , fTextureSize(SkISize::Make(-1, -1)) {}
 
     void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override{
         const GrDistanceFieldPathGeoProc& dfTexEffect = args.fGP.cast<GrDistanceFieldPathGeoProc>();
 
         GrGLSLGPBuilder* pb = args.fPB;
-        GrGLFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder();
+        GrGLSLFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder();
         SkAssertResult(fsBuilder->enableFeature(
-                                     GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
+                                     GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
 
-        GrGLVertexBuilder* vsBuilder = pb->getVertexShaderBuilder();
+        GrGLSLVertexBuilder* vsBuilder = pb->getVertexShaderBuilder();
 
         // emit attributes
         vsBuilder->emitAttributes(dfTexEffect);
 
         GrGLSLVertToFrag v(kVec2f_GrSLType);
         pb->addVarying("TextureCoords", &v, kHigh_GrSLPrecision);
 
         // setup pass through color
         if (!dfTexEffect.colorIgnored()) {
             if (dfTexEffect.hasVertexColor()) {
                 pb->addPassThroughAttribute(dfTexEffect.inColor(), args.fOutputColor);
             } else {
                 this->setupUniformColor(pb, args.fOutputColor, &fColorUniform);
             }
         }
         vsBuilder->codeAppendf("%s = %s;", v.vsOut(), dfTexEffect.inTextureCoords()->fName);
 
         // Setup position
         this->setupPosition(pb, gpArgs, dfTexEffect.inPosition()->fName, dfTexEffect.viewMatrix(),
                             &fViewMatrixUniform);
 
         // emit transforms
         this->emitTransforms(pb, gpArgs->fPositionVar, dfTexEffect.inPosition()->fName,
                              args.fTransformsIn, args.fTransformsOut);
 
         const char* textureSizeUniName = nullptr;
-        fTextureSizeUni = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+        fTextureSizeUni = pb->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                          kVec2f_GrSLType, kDefault_GrSLPrecision,
                                          "TextureSize", &textureSizeUniName);
 
         // Use highp to work around aliasing issues
         fsBuilder->codeAppend(GrGLSLShaderVar::PrecisionString(pb->glslCaps(),
                                                                kHigh_GrSLPrecision));
         fsBuilder->codeAppendf("vec2 uv = %s;", v.fsIn());
 
         fsBuilder->codeAppend("float texColor = ");
         fsBuilder->appendTextureLookup(args.fSamplers[0],
@@ skipping 164 matching lines @@
     GrGLDistanceFieldLCDTextGeoProc()
         : fViewMatrix(SkMatrix::InvalidMatrix()), fColor(GrColor_ILLEGAL) {
         fDistanceAdjust = GrDistanceFieldLCDTextGeoProc::DistanceAdjust::Make(1.0f, 1.0f, 1.0f);
     }
 
     void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override{
         const GrDistanceFieldLCDTextGeoProc& dfTexEffect =
                 args.fGP.cast<GrDistanceFieldLCDTextGeoProc>();
         GrGLSLGPBuilder* pb = args.fPB;
 
-        GrGLVertexBuilder* vsBuilder = pb->getVertexShaderBuilder();
+        GrGLSLVertexBuilder* vsBuilder = pb->getVertexShaderBuilder();
 
         // emit attributes
         vsBuilder->emitAttributes(dfTexEffect);
 
         // setup pass through color
         if (!dfTexEffect.colorIgnored()) {
             this->setupUniformColor(pb, args.fOutputColor, &fColorUniform);
         }
 
         // Setup position
@@ skipping 19 matching lines @@
         SkScalar recipHeight = 1.0f / atlas->height();
 
         GrGLSLVertToFrag uv(kVec2f_GrSLType);
         pb->addVarying("TextureCoords", &uv, kHigh_GrSLPrecision);
         vsBuilder->codeAppendf("%s = vec2(%.*f, %.*f) * %s;", uv.vsOut(),
                                GR_SIGNIFICANT_POW2_DECIMAL_DIG, recipWidth,
                                GR_SIGNIFICANT_POW2_DECIMAL_DIG, recipHeight,
                                dfTexEffect.inTextureCoords()->fName);
 
         // add frag shader code
-        GrGLFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder();
+        GrGLSLFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder();
 
         SkAssertResult(fsBuilder->enableFeature(
-                GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
+                GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
 
         // create LCD offset adjusted by inverse of transform
         // Use highp to work around aliasing issues
         fsBuilder->codeAppend(GrGLSLShaderVar::PrecisionString(pb->glslCaps(),
                                                                kHigh_GrSLPrecision));
         fsBuilder->codeAppendf("vec2 uv = %s;\n", uv.fsIn());
         fsBuilder->codeAppend(GrGLSLShaderVar::PrecisionString(pb->glslCaps(),
                                                                kHigh_GrSLPrecision));
 
         SkScalar lcdDelta = 1.0f / (3.0f * atlas->width());
@@ skipping 30 matching lines @@
         fsBuilder->codeAppend("\ttexColor = ");
         fsBuilder->appendTextureLookup(args.fSamplers[0], "uv_adjusted", kVec2f_GrSLType);
         fsBuilder->codeAppend(";\n");
         fsBuilder->codeAppend("\tdistance.z = texColor.r;\n");
 
         fsBuilder->codeAppend("\tdistance = "
            "vec3(" SK_DistanceFieldMultiplier ")*(distance - vec3(" SK_DistanceFieldThreshold"));");
 
         // adjust width based on gamma
         const char* distanceAdjustUniName = nullptr;
-        fDistanceAdjustUni = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+        fDistanceAdjustUni = pb->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
             kVec3f_GrSLType, kDefault_GrSLPrecision,
             "DistanceAdjust", &distanceAdjustUniName);
         fsBuilder->codeAppendf("distance -= %s;", distanceAdjustUniName);
 
         // To be strictly correct, we should compute the anti-aliasing factor separately
         // for each color component. However, this is only important when using perspective
         // transformations, and even then using a single factor seems like a reasonable
         // trade-off between quality and speed.
         fsBuilder->codeAppend("float afwidth;");
         if (isUniformScale) {
@@ skipping 142 matching lines @@
     uint32_t flags = kUseLCD_DistanceFieldEffectFlag;
     flags |= d->fRandom->nextBool() ? kUniformScale_DistanceFieldEffectMask : 0;
     flags |= d->fRandom->nextBool() ? kBGR_DistanceFieldEffectFlag : 0;
     return GrDistanceFieldLCDTextGeoProc::Create(GrRandomColor(d->fRandom),
                                                  GrTest::TestMatrix(d->fRandom),
                                                  d->fTextures[texIdx], params,
                                                  wa,
                                                  flags,
                                                  d->fRandom->nextBool());
 }