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Respect color space in GrTextureDomainEffect

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Forgot that this was plumbed in, but not being used. From local testing,
fixes color correctness in a variety of real world content.

BUG=skia:

Change-Id: Iad4cdf38da03719d1af144a9094c16d545139114
Reviewed-on: https://skia-review.googlesource.com/6296
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
This commit is contained in:
Brian Osman 2016-12-19 17:04:59 -05:00 committed by Skia Commit-Bot
parent 3711e1185d
commit c468963b96
2 changed files with 26 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
src/gpu/effects/GrTextureDomain.cpp
View File

@ -10,6 +10,7 @@
#include "GrShaderCaps.h"
#include "GrSimpleTextureEffect.h"
#include "SkFloatingPoint.h"
#include "glsl/GrGLSLColorSpaceXformHelper.h"
#include "glsl/GrGLSLFragmentProcessor.h"
#include "glsl/GrGLSLFragmentShaderBuilder.h"
#include "glsl/GrGLSLProgramDataManager.h"
@ -50,7 +51,8 @@ void GrTextureDomain::GLDomain::sampleTexture(GrGLSLShaderBuilder* builder,
const char* outColor,
const SkString& inCoords,
GrGLSLFragmentProcessor::SamplerHandle sampler,
const char* inModulateColor) {
const char* inModulateColor,
GrGLSLColorSpaceXformHelper* colorXformHelper) {
SkASSERT((Mode)-1 == fMode || textureDomain.mode() == fMode);
SkDEBUGCODE(fMode = textureDomain.mode();)
@ -69,8 +71,8 @@ void GrTextureDomain::GLDomain::sampleTexture(GrGLSLShaderBuilder* builder,
switch (textureDomain.mode()) {
case kIgnore_Mode: {
builder->codeAppendf("%s = ", outColor);
builder->appendTextureLookupAndModulate(inModulateColor, sampler,
inCoords.c_str());
builder->appendTextureLookupAndModulate(inModulateColor, sampler, inCoords.c_str(),
kVec2f_GrSLType, colorXformHelper);
builder->codeAppend(";");
break;
}
@ -80,8 +82,8 @@ void GrTextureDomain::GLDomain::sampleTexture(GrGLSLShaderBuilder* builder,
inCoords.c_str(), fDomainName.c_str(), fDomainName.c_str());
builder->codeAppendf("%s = ", outColor);
builder->appendTextureLookupAndModulate(inModulateColor, sampler,
clampedCoords.c_str());
builder->appendTextureLookupAndModulate(inModulateColor, sampler, clampedCoords.c_str(),
kVec2f_GrSLType, colorXformHelper);
builder->codeAppend(";");
break;
}
@ -99,8 +101,8 @@ void GrTextureDomain::GLDomain::sampleTexture(GrGLSLShaderBuilder* builder,
// result=white;" code fails to compile.
builder->codeAppend("vec4 outside = vec4(0.0, 0.0, 0.0, 0.0);");
builder->codeAppend("vec4 inside = ");
builder->appendTextureLookupAndModulate(inModulateColor, sampler,
inCoords.c_str());
builder->appendTextureLookupAndModulate(inModulateColor, sampler, inCoords.c_str(),
kVec2f_GrSLType, colorXformHelper);
builder->codeAppend(";");
builder->codeAppendf("highp float x = (%s).x;", inCoords.c_str());
@ -120,8 +122,8 @@ void GrTextureDomain::GLDomain::sampleTexture(GrGLSLShaderBuilder* builder,
domain);
builder->codeAppendf("%s = any(outside) ? vec4(0.0, 0.0, 0.0, 0.0) : ",
outColor);
builder->appendTextureLookupAndModulate(inModulateColor, sampler,
inCoords.c_str());
builder->appendTextureLookupAndModulate(inModulateColor, sampler, inCoords.c_str(),
kVec2f_GrSLType, colorXformHelper);
builder->codeAppend(";");
}
break;
@ -133,8 +135,8 @@ void GrTextureDomain::GLDomain::sampleTexture(GrGLSLShaderBuilder* builder,
fDomainName.c_str(), fDomainName.c_str());
builder->codeAppendf("%s = ", outColor);
builder->appendTextureLookupAndModulate(inModulateColor, sampler,
clampedCoords.c_str());
builder->appendTextureLookupAndModulate(inModulateColor, sampler, clampedCoords.c_str(),
kVec2f_GrSLType, colorXformHelper);
builder->codeAppend(";");
break;
}
@ -213,6 +215,10 @@ GrGLSLFragmentProcessor* GrTextureDomainEffect::onCreateGLSLInstance() const {
GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;
SkString coords2D = fragBuilder->ensureCoords2D(args.fTransformedCoords[0]);
GrGLSLColorSpaceXformHelper colorSpaceHelper(args.fUniformHandler,
tde.colorSpaceXform(),
&fColorSpaceXformUni);
fGLDomain.sampleTexture(fragBuilder,
args.fUniformHandler,
args.fShaderCaps,
@ -220,7 +226,8 @@ GrGLSLFragmentProcessor* GrTextureDomainEffect::onCreateGLSLInstance() const {
args.fOutputColor,
coords2D,
args.fTexSamplers[0],
args.fInputColor);
args.fInputColor,
&colorSpaceHelper);
}
protected:
@ -228,11 +235,14 @@ GrGLSLFragmentProcessor* GrTextureDomainEffect::onCreateGLSLInstance() const {
const GrTextureDomainEffect& tde = fp.cast<GrTextureDomainEffect>();
const GrTextureDomain& domain = tde.fTextureDomain;
fGLDomain.setData(pdman, domain, tde.textureSampler(0).texture()->origin());
if (SkToBool(tde.colorSpaceXform())) {
pdman.setSkMatrix44(fColorSpaceXformUni, tde.colorSpaceXform()->srcToDst());
}
}
private:
GrTextureDomain::GLDomain fGLDomain;
UniformHandle fColorSpaceXformUni;
};
return new GLSLProcessor;

4
src/gpu/effects/GrTextureDomain.h
View File

@ -13,6 +13,7 @@
#include "glsl/GrGLSLProgramDataManager.h"
class GrGLProgramBuilder;
class GrGLSLColorSpaceXformHelper;
class GrGLSLShaderBuilder;
class GrInvariantOutput;
class GrGLSLUniformHandler;
@ -120,7 +121,8 @@ public:
const char* outColor,
const SkString& inCoords,
GrGLSLFragmentProcessor::SamplerHandle sampler,
const char* inModulateColor = nullptr);
const char* inModulateColor = nullptr,
GrGLSLColorSpaceXformHelper* colorXformHelper = nullptr);
/**
* Call this from GrGLSLFragmentProcessor::setData() to upload uniforms necessary for the