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When ignoring color input don't use vertex attribs on gpu

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Also rename SolidWhite_ColorInput enum to be AllOnes_ColorInput to better reflect what it's use is

BUG=skia:
R=bsalomon@google.com

Author: egdaniel@google.com

Review URL: https://codereview.chromium.org/525433002
This commit is contained in:
egdaniel 2014-09-02 10:01:30 -07:00 committed by Commit bot
parent 871dca8ea9
commit 842b086a3c
4 changed files with 12 additions and 5 deletions
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5
src/gpu/gl/GrGLProgram.cpp
View File

@ -188,6 +188,9 @@ void GrGLProgram::setColor(const GrDrawState& drawState,
}
sharedState->fConstAttribColorIndex = -1;
break;
case GrGLProgramDesc::kAllOnes_ColorInput:
sharedState->fConstAttribColorIndex = -1;
break;
default:
SkFAIL("Unexpected color type.");
}
@ -223,7 +226,7 @@ void GrGLProgram::setCoverage(const GrDrawState& drawState,
}
sharedState->fConstAttribCoverageIndex = -1;
break;
case GrGLProgramDesc::kSolidWhite_ColorInput:
case GrGLProgramDesc::kAllOnes_ColorInput:
sharedState->fConstAttribCoverageIndex = -1;
break;
default:

6
src/gpu/gl/GrGLProgramDesc.cpp
View File

@ -188,7 +188,9 @@ bool GrGLProgramDesc::Build(const GrDrawState& drawState,
#endif
bool defaultToUniformInputs = GR_GL_NO_CONSTANT_ATTRIBUTES || gpu->caps()->pathRenderingSupport();
if (defaultToUniformInputs && !requiresColorAttrib && inputColorIsUsed) {
if (!inputColorIsUsed && !skipColor) {
header->fColorInput = kAllOnes_ColorInput;
} else if (defaultToUniformInputs && !requiresColorAttrib && inputColorIsUsed) {
header->fColorInput = kUniform_ColorInput;
} else {
header->fColorInput = kAttribute_ColorInput;
@ -198,7 +200,7 @@ bool GrGLProgramDesc::Build(const GrDrawState& drawState,
bool covIsSolidWhite = !requiresCoverageAttrib && 0xffffffff == drawState.getCoverageColor();
if ((covIsSolidWhite || !inputCoverageIsUsed) && !skipCoverage) {
header->fCoverageInput = kSolidWhite_ColorInput;
header->fCoverageInput = kAllOnes_ColorInput;
} else if (defaultToUniformInputs && !requiresCoverageAttrib && inputCoverageIsUsed) {
header->fCoverageInput = kUniform_ColorInput;
} else {

2
src/gpu/gl/GrGLProgramDesc.h
View File

@ -99,7 +99,7 @@ public:
private:
// Specifies where the initial color comes from before the stages are applied.
enum ColorInput {
kSolidWhite_ColorInput,
kAllOnes_ColorInput,
kAttribute_ColorInput,
kUniform_ColorInput,

4
src/gpu/gl/builders/GrGLProgramBuilder.cpp
View File

@ -51,6 +51,8 @@ bool GrGLProgramBuilder::genProgram(const GrEffectStage* colorStages[],
"Color",
&name);
inputColor = GrGLSLExpr4(name);
} else if (GrGLProgramDesc::kAllOnes_ColorInput == header.fColorInput) {
inputColor = GrGLSLExpr4(1);
}
if (GrGLProgramDesc::kUniform_ColorInput == header.fCoverageInput) {
@ -61,7 +63,7 @@ bool GrGLProgramBuilder::genProgram(const GrEffectStage* colorStages[],
"Coverage",
&name);
inputCoverage = GrGLSLExpr4(name);
} else if (GrGLProgramDesc::kSolidWhite_ColorInput == header.fCoverageInput) {
} else if (GrGLProgramDesc::kAllOnes_ColorInput == header.fCoverageInput) {
inputCoverage = GrGLSLExpr4(1);
}