converted ConstColorProcessor to SkSL
Bug: skia:
Change-Id: Ic3b18f82c1ab940637fb26dec1cf376dd859b35d
Reviewed-on: https://skia-review.googlesource.com/73720
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
diff --git a/src/gpu/effects/GrConstColorProcessor.cpp b/src/gpu/effects/GrConstColorProcessor.cpp
index 7051872..b2ac825 100644
--- a/src/gpu/effects/GrConstColorProcessor.cpp
+++ b/src/gpu/effects/GrConstColorProcessor.cpp
@@ -1,102 +1,88 @@
/*
- * Copyright 2015 Google Inc.
+ * Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
-#include "effects/GrConstColorProcessor.h"
+/*
+ * This file was autogenerated from GrConstColorProcessor.fp; do not modify.
+ */
+#include "GrConstColorProcessor.h"
+#if SK_SUPPORT_GPU
#include "glsl/GrGLSLFragmentProcessor.h"
#include "glsl/GrGLSLFragmentShaderBuilder.h"
-#include "glsl/GrGLSLProgramDataManager.h"
-#include "glsl/GrGLSLUniformHandler.h"
-
-class GLConstColorProcessor : public GrGLSLFragmentProcessor {
+#include "glsl/GrGLSLProgramBuilder.h"
+#include "SkSLCPP.h"
+#include "SkSLUtil.h"
+class GrGLSLConstColorProcessor : public GrGLSLFragmentProcessor {
public:
- GLConstColorProcessor() : fPrevColor(GrColor4f::kIllegalConstructor) {}
-
+ GrGLSLConstColorProcessor() {}
void emitCode(EmitArgs& args) override {
GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;
- const char* colorUni;
- fColorUniform = args.fUniformHandler->addUniform(kFragment_GrShaderFlag,
- kHalf4_GrSLType,
- "constantColor",
- &colorUni);
- GrConstColorProcessor::InputMode mode = args.fFp.cast<GrConstColorProcessor>().inputMode();
- if (!args.fInputColor) {
- mode = GrConstColorProcessor::kIgnore_InputMode;
- }
- switch (mode) {
- case GrConstColorProcessor::kIgnore_InputMode:
- fragBuilder->codeAppendf("%s = %s;", args.fOutputColor, colorUni);
- break;
- case GrConstColorProcessor::kModulateRGBA_InputMode:
- fragBuilder->codeAppendf("%s = %s * %s;", args.fOutputColor, args.fInputColor,
- colorUni);
- break;
- case GrConstColorProcessor::kModulateA_InputMode:
- fragBuilder->codeAppendf("%s = %s.a * %s;", args.fOutputColor, args.fInputColor,
- colorUni);
- break;
- }
- }
-
-protected:
- void onSetData(const GrGLSLProgramDataManager& pdm,
- const GrFragmentProcessor& processor) override {
- GrColor4f color = processor.cast<GrConstColorProcessor>().color();
- // We use the "illegal" color value as an uninit sentinel. With GrColor4f, the "illegal"
- // color is *really* illegal (not just unpremultiplied), so this check is simple.
- if (fPrevColor != color) {
- pdm.set4fv(fColorUniform, 1, color.fRGBA);
- fPrevColor = color;
- }
+ const GrConstColorProcessor& _outer = args.fFp.cast<GrConstColorProcessor>();
+ (void)_outer;
+ auto color = _outer.color();
+ (void)color;
+ auto mode = _outer.mode();
+ (void)mode;
+ fColorUniformVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag, kHalf4_GrSLType,
+ kDefault_GrSLPrecision, "colorUniform");
+ fragBuilder->codeAppendf(
+ "half4 prevColor;\n@switch (%d) {\n case 0:\n %s = %s;\n break;\n "
+ " case 1:\n %s = %s * %s;\n break;\n case 2:\n %s = %s.w "
+ "* %s;\n break;\n}\n",
+ (int)_outer.mode(), args.fOutputColor,
+ args.fUniformHandler->getUniformCStr(fColorUniformVar), args.fOutputColor,
+ args.fInputColor ? args.fInputColor : "half4(1)",
+ args.fUniformHandler->getUniformCStr(fColorUniformVar), args.fOutputColor,
+ args.fInputColor ? args.fInputColor : "half4(1)",
+ args.fUniformHandler->getUniformCStr(fColorUniformVar));
}
private:
- GrGLSLProgramDataManager::UniformHandle fColorUniform;
- GrColor4f fPrevColor;
+ void onSetData(const GrGLSLProgramDataManager& pdman,
+ const GrFragmentProcessor& _proc) override {
+ const GrConstColorProcessor& _outer = _proc.cast<GrConstColorProcessor>();
+ auto color = _outer.color();
+ (void)color;
+ UniformHandle& colorUniform = fColorUniformVar;
+ (void)colorUniform;
+ auto mode = _outer.mode();
+ (void)mode;
- typedef GrGLSLFragmentProcessor INHERITED;
-};
-
-///////////////////////////////////////////////////////////////////////////////
-
-std::unique_ptr<GrFragmentProcessor> GrConstColorProcessor::clone() const {
- return Make(fColor, fMode);
-}
-
-GrColor4f GrConstColorProcessor::constantOutputForConstantInput(GrColor4f input) const {
- switch (fMode) {
- case kIgnore_InputMode:
- return fColor;
- case kModulateA_InputMode:
- return fColor.mulByScalar(input.fRGBA[3]);
- case kModulateRGBA_InputMode:
- return fColor.modulate(input);
+ // We use the "illegal" color value as an uninit sentinel. With GrColor4f, the "illegal"
+ // color is *really* illegal (not just unpremultiplied), so this check is simple.
+ if (prevColor != color) {
+ pdman.set4fv(colorUniform, 1, color.fRGBA);
+ prevColor = color;
+ }
}
- SK_ABORT("Unexpected mode");
- return GrColor4f::TransparentBlack();
+ GrColor4f prevColor = GrColor4f::kIllegalConstructor;
+ UniformHandle fColorUniformVar;
+};
+GrGLSLFragmentProcessor* GrConstColorProcessor::onCreateGLSLInstance() const {
+ return new GrGLSLConstColorProcessor();
}
-
-void GrConstColorProcessor::onGetGLSLProcessorKey(const GrShaderCaps&,
+void GrConstColorProcessor::onGetGLSLProcessorKey(const GrShaderCaps& caps,
GrProcessorKeyBuilder* b) const {
- b->add32(fMode);
+ b->add32((int32_t)fMode);
}
-
-GrGLSLFragmentProcessor* GrConstColorProcessor::onCreateGLSLInstance() const {
- return new GLConstColorProcessor;
-}
-
bool GrConstColorProcessor::onIsEqual(const GrFragmentProcessor& other) const {
const GrConstColorProcessor& that = other.cast<GrConstColorProcessor>();
- return fMode == that.fMode && fColor == that.fColor;
+ (void)that;
+ if (fColor != that.fColor) return false;
+ if (fMode != that.fMode) return false;
+ return true;
}
-
-///////////////////////////////////////////////////////////////////////////////
-
+GrConstColorProcessor::GrConstColorProcessor(const GrConstColorProcessor& src)
+ : INHERITED(kGrConstColorProcessor_ClassID, src.optimizationFlags())
+ , fColor(src.fColor)
+ , fMode(src.fMode) {}
+std::unique_ptr<GrFragmentProcessor> GrConstColorProcessor::clone() const {
+ return std::unique_ptr<GrFragmentProcessor>(new GrConstColorProcessor(*this));
+}
GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrConstColorProcessor);
-
#if GR_TEST_UTILS
std::unique_ptr<GrFragmentProcessor> GrConstColorProcessor::TestCreate(GrProcessorTestData* d) {
GrColor4f color;
@@ -104,9 +90,9 @@
switch (colorPicker) {
case 0: {
uint32_t a = d->fRandom->nextULessThan(0x100);
- uint32_t r = d->fRandom->nextULessThan(a+1);
- uint32_t g = d->fRandom->nextULessThan(a+1);
- uint32_t b = d->fRandom->nextULessThan(a+1);
+ uint32_t r = d->fRandom->nextULessThan(a + 1);
+ uint32_t g = d->fRandom->nextULessThan(a + 1);
+ uint32_t b = d->fRandom->nextULessThan(a + 1);
color = GrColor4f::FromGrColor(GrColorPackRGBA(r, g, b, a));
break;
}
@@ -122,3 +108,4 @@
return GrConstColorProcessor::Make(color, mode);
}
#endif
+#endif