Move all ShaderBuilder files to GLSL

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/GrGLFragmentProcessor.h"
 #include "gl/GrGLGeometryProcessor.h"
 #include "gl/GrGLUtil.h"
-#include "gl/builders/GrGLProgramBuilder.h"
+#include "glsl/GrGLSLProgramBuilder.h"
 #include "glsl/GrGLSLProgramDataManager.h"
 
 class GrGLConicEffect : public GrGLGeometryProcessor {
 public:
     GrGLConicEffect(const GrGeometryProcessor&);
 
     void onEmitCode(EmitArgs&, GrGPArgs*) override;
 
     static inline void GenKey(const GrGeometryProcessor&,
                               const GrGLSLCaps&,
@@ skipping 43 matching lines @@
 };
 
 GrGLConicEffect::GrGLConicEffect(const GrGeometryProcessor& processor)
     : fViewMatrix(SkMatrix::InvalidMatrix()), fColor(GrColor_ILLEGAL), fCoverageScale(0xff) {
     const GrConicEffect& ce = processor.cast<GrConicEffect>();
     fEdgeType = ce.getEdgeType();
 }
 
 void GrGLConicEffect::onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) {
     GrGLSLGPBuilder* pb = args.fPB;
-    GrGLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder();
+    GrGLSLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder();
     const GrConicEffect& gp = args.fGP.cast<GrConicEffect>();
 
     // emit attributes
     vsBuilder->emitAttributes(gp);
 
     GrGLSLVertToFrag v(kVec4f_GrSLType);
     args.fPB->addVarying("ConicCoeffs", &v);
     vsBuilder->codeAppendf("%s = %s;", v.vsOut(), gp.inConicCoeffs()->fName);
 
     // Setup pass through color
     if (!gp.colorIgnored()) {
         this->setupUniformColor(args.fPB, args.fOutputColor, &fColorUniform);
     }
 
     // Setup position
     this->setupPosition(pb, gpArgs, gp.inPosition()->fName, gp.viewMatrix(), &fViewMatrixUniform);
 
     // emit transforms with position
     this->emitTransforms(pb, gpArgs->fPositionVar, gp.inPosition()->fName, gp.localMatrix(),
                          args.fTransformsIn, args.fTransformsOut);
 
-    GrGLFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder();
+    GrGLSLFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder();
     fsBuilder->codeAppend("float edgeAlpha;");
 
     switch (fEdgeType) {
         case kHairlineAA_GrProcessorEdgeType: {
             SkAssertResult(fsBuilder->enableFeature(
-                    GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
+                    GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
             fsBuilder->codeAppendf("vec3 dklmdx = dFdx(%s.xyz);", v.fsIn());
             fsBuilder->codeAppendf("vec3 dklmdy = dFdy(%s.xyz);", v.fsIn());
             fsBuilder->codeAppendf("float dfdx ="
                                    "2.0 * %s.x * dklmdx.x - %s.y * dklmdx.z - %s.z * dklmdx.y;",
                                    v.fsIn(), v.fsIn(), v.fsIn());
             fsBuilder->codeAppendf("float dfdy ="
                                    "2.0 * %s.x * dklmdy.x - %s.y * dklmdy.z - %s.z * dklmdy.y;",
                                    v.fsIn(), v.fsIn(), v.fsIn());
             fsBuilder->codeAppend("vec2 gF = vec2(dfdx, dfdy);");
             fsBuilder->codeAppend("float gFM = sqrt(dot(gF, gF));");
             fsBuilder->codeAppendf("float func = %s.x*%s.x - %s.y*%s.z;", v.fsIn(), v.fsIn(),
                                    v.fsIn(), v.fsIn());
             fsBuilder->codeAppend("func = abs(func);");
             fsBuilder->codeAppend("edgeAlpha = func / gFM;");
             fsBuilder->codeAppend("edgeAlpha = max(1.0 - edgeAlpha, 0.0);");
             // Add line below for smooth cubic ramp
             // fsBuilder->codeAppend("edgeAlpha = edgeAlpha*edgeAlpha*(3.0-2.0*edgeAlpha);");
             break;
         }
         case kFillAA_GrProcessorEdgeType: {
             SkAssertResult(fsBuilder->enableFeature(
-                    GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
+                    GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
             fsBuilder->codeAppendf("vec3 dklmdx = dFdx(%s.xyz);", v.fsIn());
             fsBuilder->codeAppendf("vec3 dklmdy = dFdy(%s.xyz);", v.fsIn());
             fsBuilder->codeAppendf("float dfdx ="
                                    "2.0 * %s.x * dklmdx.x - %s.y * dklmdx.z - %s.z * dklmdx.y;",
                                    v.fsIn(), v.fsIn(), v.fsIn());
             fsBuilder->codeAppendf("float dfdy ="
                                    "2.0 * %s.x * dklmdy.x - %s.y * dklmdy.z - %s.z * dklmdy.y;",
                                    v.fsIn(), v.fsIn(), v.fsIn());
             fsBuilder->codeAppend("vec2 gF = vec2(dfdx, dfdy);");
             fsBuilder->codeAppend("float gFM = sqrt(dot(gF, gF));");
@@ skipping 11 matching lines @@
             fsBuilder->codeAppend("edgeAlpha = float(edgeAlpha < 0.0);");
             break;
         }
         default:
             SkFAIL("Shouldn't get here");
     }
 
     // TODO should we really be doing this?
     if (gp.coverageScale() != 0xff) {
         const char* coverageScale;
-        fCoverageScaleUniform = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+        fCoverageScaleUniform = pb->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                                kFloat_GrSLType,
                                                kDefault_GrSLPrecision,
                                                "Coverage",
                                                &coverageScale);
         fsBuilder->codeAppendf("%s = vec4(%s * edgeAlpha);", args.fOutputCoverage, coverageScale);
     } else {
         fsBuilder->codeAppendf("%s = vec4(edgeAlpha);", args.fOutputCoverage);
     }
 }
 
@@ skipping 113 matching lines @@
 };
 
 GrGLQuadEffect::GrGLQuadEffect(const GrGeometryProcessor& processor)
     : fViewMatrix(SkMatrix::InvalidMatrix()), fColor(GrColor_ILLEGAL), fCoverageScale(0xff) {
     const GrQuadEffect& ce = processor.cast<GrQuadEffect>();
     fEdgeType = ce.getEdgeType();
 }
 
 void GrGLQuadEffect::onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) {
     GrGLSLGPBuilder* pb = args.fPB;
-    GrGLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder();
+    GrGLSLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder();
     const GrQuadEffect& gp = args.fGP.cast<GrQuadEffect>();
 
     // emit attributes
     vsBuilder->emitAttributes(gp);
 
     GrGLSLVertToFrag v(kVec4f_GrSLType);
     args.fPB->addVarying("HairQuadEdge", &v);
     vsBuilder->codeAppendf("%s = %s;", v.vsOut(), gp.inHairQuadEdge()->fName);
 
     // Setup pass through color
     if (!gp.colorIgnored()) {
         this->setupUniformColor(args.fPB, args.fOutputColor, &fColorUniform);
     }
 
     // Setup position
     this->setupPosition(pb, gpArgs, gp.inPosition()->fName, gp.viewMatrix(), &fViewMatrixUniform);
 
     // emit transforms with position
     this->emitTransforms(pb, gpArgs->fPositionVar, gp.inPosition()->fName, gp.localMatrix(),
                          args.fTransformsIn, args.fTransformsOut);
 
-    GrGLFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder();
+    GrGLSLFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder();
     fsBuilder->codeAppendf("float edgeAlpha;");
 
     switch (fEdgeType) {
         case kHairlineAA_GrProcessorEdgeType: {
             SkAssertResult(fsBuilder->enableFeature(
-                    GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
+                    GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
             fsBuilder->codeAppendf("vec2 duvdx = dFdx(%s.xy);", v.fsIn());
             fsBuilder->codeAppendf("vec2 duvdy = dFdy(%s.xy);", v.fsIn());
             fsBuilder->codeAppendf("vec2 gF = vec2(2.0 * %s.x * duvdx.x - duvdx.y,"
                                    "               2.0 * %s.x * duvdy.x - duvdy.y);",
                                    v.fsIn(), v.fsIn());
             fsBuilder->codeAppendf("edgeAlpha = (%s.x * %s.x - %s.y);", v.fsIn(), v.fsIn(), v.fsIn());
             fsBuilder->codeAppend("edgeAlpha = sqrt(edgeAlpha * edgeAlpha / dot(gF, gF));");
             fsBuilder->codeAppend("edgeAlpha = max(1.0 - edgeAlpha, 0.0);");
             // Add line below for smooth cubic ramp
             // fsBuilder->codeAppend("edgeAlpha = edgeAlpha*edgeAlpha*(3.0-2.0*edgeAlpha);");
             break;
         }
         case kFillAA_GrProcessorEdgeType: {
             SkAssertResult(fsBuilder->enableFeature(
-                    GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
+                    GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
             fsBuilder->codeAppendf("vec2 duvdx = dFdx(%s.xy);", v.fsIn());
             fsBuilder->codeAppendf("vec2 duvdy = dFdy(%s.xy);", v.fsIn());
             fsBuilder->codeAppendf("vec2 gF = vec2(2.0 * %s.x * duvdx.x - duvdx.y,"
                                    "               2.0 * %s.x * duvdy.x - duvdy.y);",
                                    v.fsIn(), v.fsIn());
             fsBuilder->codeAppendf("edgeAlpha = (%s.x * %s.x - %s.y);", v.fsIn(), v.fsIn(), v.fsIn());
             fsBuilder->codeAppend("edgeAlpha = edgeAlpha / sqrt(dot(gF, gF));");
             fsBuilder->codeAppend("edgeAlpha = clamp(1.0 - edgeAlpha, 0.0, 1.0);");
             // Add line below for smooth cubic ramp
             // fsBuilder->codeAppend("edgeAlpha = edgeAlpha*edgeAlpha*(3.0-2.0*edgeAlpha);");
             break;
         }
         case kFillBW_GrProcessorEdgeType: {
             fsBuilder->codeAppendf("edgeAlpha = (%s.x * %s.x - %s.y);", v.fsIn(), v.fsIn(), v.fsIn());
             fsBuilder->codeAppend("edgeAlpha = float(edgeAlpha < 0.0);");
             break;
         }
         default:
             SkFAIL("Shouldn't get here");
     }
 
     if (0xff != gp.coverageScale()) {
         const char* coverageScale;
-        fCoverageScaleUniform = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+        fCoverageScaleUniform = pb->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                           kFloat_GrSLType,
                                           kDefault_GrSLPrecision,
                                           "Coverage",
                                           &coverageScale);
         fsBuilder->codeAppendf("%s = vec4(%s * edgeAlpha);", args.fOutputCoverage, coverageScale);
     } else {
         fsBuilder->codeAppendf("%s = vec4(edgeAlpha);", args.fOutputCoverage);
     }
 }
 
@@ skipping 99 matching lines @@
     typedef GrGLGeometryProcessor INHERITED;
 };
 
 GrGLCubicEffect::GrGLCubicEffect(const GrGeometryProcessor& processor)
     : fViewMatrix(SkMatrix::InvalidMatrix()), fColor(GrColor_ILLEGAL) {
     const GrCubicEffect& ce = processor.cast<GrCubicEffect>();
     fEdgeType = ce.getEdgeType();
 }
 
 void GrGLCubicEffect::onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) {
-    GrGLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder();
+    GrGLSLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder();
     const GrCubicEffect& gp = args.fGP.cast<GrCubicEffect>();
 
     // emit attributes
     vsBuilder->emitAttributes(gp);
 
     GrGLSLVertToFrag v(kVec4f_GrSLType);
     args.fPB->addVarying("CubicCoeffs", &v, kHigh_GrSLPrecision);
     vsBuilder->codeAppendf("%s = %s;", v.vsOut(), gp.inCubicCoeffs()->fName);
 
     // Setup pass through color
     if (!gp.colorIgnored()) {
         this->setupUniformColor(args.fPB, args.fOutputColor, &fColorUniform);
     }
 
     // Setup position
     this->setupPosition(args.fPB, gpArgs, gp.inPosition()->fName, gp.viewMatrix(),
                         &fViewMatrixUniform);
 
     // emit transforms with position
     this->emitTransforms(args.fPB, gpArgs->fPositionVar, gp.inPosition()->fName, args.fTransformsIn,
                          args.fTransformsOut);
 
-    GrGLFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder();
+    GrGLSLFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder();
 
     GrGLSLShaderVar edgeAlpha("edgeAlpha", kFloat_GrSLType, 0, kHigh_GrSLPrecision);
     GrGLSLShaderVar dklmdx("dklmdx", kVec3f_GrSLType, 0, kHigh_GrSLPrecision);
     GrGLSLShaderVar dklmdy("dklmdy", kVec3f_GrSLType, 0, kHigh_GrSLPrecision);
     GrGLSLShaderVar dfdx("dfdx", kFloat_GrSLType, 0, kHigh_GrSLPrecision);
     GrGLSLShaderVar dfdy("dfdy", kFloat_GrSLType, 0, kHigh_GrSLPrecision);
     GrGLSLShaderVar gF("gF", kVec2f_GrSLType, 0, kHigh_GrSLPrecision);
     GrGLSLShaderVar gFM("gFM", kFloat_GrSLType, 0, kHigh_GrSLPrecision);
     GrGLSLShaderVar func("func", kFloat_GrSLType, 0, kHigh_GrSLPrecision);
 
     fsBuilder->declAppend(edgeAlpha);
     fsBuilder->declAppend(dklmdx);
     fsBuilder->declAppend(dklmdy);
     fsBuilder->declAppend(dfdx);
     fsBuilder->declAppend(dfdy);
     fsBuilder->declAppend(gF);
     fsBuilder->declAppend(gFM);
     fsBuilder->declAppend(func);
 
     switch (fEdgeType) {
         case kHairlineAA_GrProcessorEdgeType: {
             SkAssertResult(fsBuilder->enableFeature(
-                    GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
+                    GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
             fsBuilder->codeAppendf("%s = dFdx(%s.xyz);", dklmdx.c_str(), v.fsIn());
             fsBuilder->codeAppendf("%s = dFdy(%s.xyz);", dklmdy.c_str(), v.fsIn());
             fsBuilder->codeAppendf("%s = 3.0 * %s.x * %s.x * %s.x - %s.y * %s.z - %s.z * %s.y;",
                                    dfdx.c_str(), v.fsIn(), v.fsIn(), dklmdx.c_str(), v.fsIn(),
                                    dklmdx.c_str(), v.fsIn(), dklmdx.c_str());
             fsBuilder->codeAppendf("%s = 3.0 * %s.x * %s.x * %s.x - %s.y * %s.z - %s.z * %s.y;",
                                    dfdy.c_str(), v.fsIn(), v.fsIn(), dklmdy.c_str(), v.fsIn(),
                                    dklmdy.c_str(), v.fsIn(), dklmdy.c_str());
             fsBuilder->codeAppendf("%s = vec2(%s, %s);", gF.c_str(), dfdx.c_str(), dfdy.c_str());
             fsBuilder->codeAppendf("%s = sqrt(dot(%s, %s));", gFM.c_str(), gF.c_str(), gF.c_str());
             fsBuilder->codeAppendf("%s = %s.x * %s.x * %s.x - %s.y * %s.z;",
                                    func.c_str(), v.fsIn(), v.fsIn(), v.fsIn(), v.fsIn(), v.fsIn());
             fsBuilder->codeAppendf("%s = abs(%s);", func.c_str(), func.c_str());
             fsBuilder->codeAppendf("%s = %s / %s;",
                                    edgeAlpha.c_str(), func.c_str(), gFM.c_str());
             fsBuilder->codeAppendf("%s = max(1.0 - %s, 0.0);",
                                    edgeAlpha.c_str(), edgeAlpha.c_str());
             // Add line below for smooth cubic ramp
             // fsBuilder->codeAppendf("%s = %s * %s * (3.0 - 2.0 * %s);",
             //                        edgeAlpha.c_str(), edgeAlpha.c_str(), edgeAlpha.c_str(),
             //                        edgeAlpha.c_str());
             break;
         }
         case kFillAA_GrProcessorEdgeType: {
             SkAssertResult(fsBuilder->enableFeature(
-                    GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
+                    GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
             fsBuilder->codeAppendf("%s = dFdx(%s.xyz);", dklmdx.c_str(), v.fsIn());
             fsBuilder->codeAppendf("%s = dFdy(%s.xyz);", dklmdy.c_str(), v.fsIn());
             fsBuilder->codeAppendf("%s ="
                                    "3.0 * %s.x * %s.x * %s.x - %s.y * %s.z - %s.z * %s.y;",
                                    dfdx.c_str(), v.fsIn(), v.fsIn(), dklmdx.c_str(), v.fsIn(),
                                    dklmdx.c_str(), v.fsIn(), dklmdx.c_str());
             fsBuilder->codeAppendf("%s = 3.0 * %s.x * %s.x * %s.x - %s.y * %s.z - %s.z * %s.y;",
                                    dfdy.c_str(), v.fsIn(), v.fsIn(), dklmdy.c_str(), v.fsIn(),
                                    dklmdy.c_str(), v.fsIn(), dklmdy.c_str());
             fsBuilder->codeAppendf("%s = vec2(%s, %s);", gF.c_str(), dfdx.c_str(), dfdy.c_str());
@@ skipping 67 matching lines @@
     do {
         GrPrimitiveEdgeType edgeType =
                 static_cast<GrPrimitiveEdgeType>(
                         d->fRandom->nextULessThan(kGrProcessorEdgeTypeCnt));
         gp = GrCubicEffect::Create(GrRandomColor(d->fRandom),
                                    GrTest::TestMatrix(d->fRandom), edgeType, *d->fCaps);
     } while (nullptr == gp);
     return gp;
 }