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Unified Diff: src/gpu/gl/GrGLShaderBuilder.cpp

Issue 304383002: Make GrGLShaderBuilder store a GenProgramOutput (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: whitespace Created 6 years, 7 months ago
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« src/gpu/gl/GrGLShaderBuilder.h ('K') | « src/gpu/gl/GrGLShaderBuilder.h ('k') | no next file » | no next file with comments »
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Index: src/gpu/gl/GrGLShaderBuilder.cpp
diff --git a/src/gpu/gl/GrGLShaderBuilder.cpp b/src/gpu/gl/GrGLShaderBuilder.cpp
index 79cb52fc8abc67763a07a9ee468397c9a6669be7..93364e164015e2dbdd39e29c9bd9f3c132ab7d4c 100644
--- a/src/gpu/gl/GrGLShaderBuilder.cpp
+++ b/src/gpu/gl/GrGLShaderBuilder.cpp
@@ -95,34 +95,27 @@ bool GrGLShaderBuilder::GenProgram(GrGpuGL* gpu,
const GrEffectStage* inColorStages[],
const GrEffectStage* inCoverageStages[],
GenProgramOutput* output) {
+ SkAutoTDelete<GrGLShaderBuilder> builder;
if (desc.getHeader().fHasVertexCode ||!gpu->shouldUseFixedFunctionTexturing()) {
- GrGLFullShaderBuilder fullBuilder(gpu, uman, desc);
- if (fullBuilder.genProgram(inColorStages, inCoverageStages, output)) {
- output->fHasVS = true;
- output->fUniformHandles.fViewMatrixUni = fullBuilder.getViewMatrixUniform();
- output->fUniformHandles.fRTAdjustmentUni = fullBuilder.getRTAdjustmentVecUniform();
- return true;
- }
+ builder.reset(SkNEW_ARGS(GrGLFullShaderBuilder, (gpu, uman, desc)));
} else {
- GrGLFragmentOnlyShaderBuilder fragmentOnlyBuilder(gpu, uman, desc);
- if (fragmentOnlyBuilder.genProgram(inColorStages, inCoverageStages, output)) {
- output->fHasVS = false;
- output->fNumTexCoordSets = fragmentOnlyBuilder.getNumTexCoordSets();
- return true;
- }
+ builder.reset(SkNEW_ARGS(GrGLFragmentOnlyShaderBuilder, (gpu, uman, desc)));
+ }
+ if (builder->genProgram(inColorStages, inCoverageStages)) {
+ *output = builder->getOutput();
+ return true;
}
return false;
}
bool GrGLShaderBuilder::genProgram(const GrEffectStage* colorStages[],
- const GrEffectStage* coverageStages[],
- GenProgramOutput* output) {
+ const GrEffectStage* coverageStages[]) {
const GrGLProgramDesc::KeyHeader& header = this->desc().getHeader();
// incoming color to current stage being processed.
GrGLSLExpr4 inColor = this->getInputColor();
- output->fColorEffects =
+ fOutput.fColorEffects =
this->createAndEmitEffects(colorStages,
this->desc().getEffectKeys(),
this->desc().numColorEffects(),
@@ -132,7 +125,7 @@ bool GrGLShaderBuilder::genProgram(const GrEffectStage* colorStages[],
// compute the partial coverage
GrGLSLExpr4 inCoverage = this->getInputCoverage();
- output->fCoverageEffects =
+ fOutput.fCoverageEffects =
this->createAndEmitEffects(coverageStages,
this->desc().getEffectKeys() + this->desc().numColorEffects(),
this->desc().numCoverageEffects(),
@@ -170,17 +163,10 @@ bool GrGLShaderBuilder::genProgram(const GrEffectStage* colorStages[],
}
this->fsCodeAppendf("\t%s = %s;\n", this->getColorOutputName(), fragColor.c_str());
- if (!this->finish(&output->fProgramID)) {
+ if (!this->finish()) {
return false;
}
- output->fUniformHandles.fRTHeightUni = fRTHeightUniform;
- output->fUniformHandles.fColorUni = fColorUniform;
- output->fUniformHandles.fCoverageUni = fCoverageUniform;
- output->fUniformHandles.fDstCopyTopLeftUni = fDstCopyTopLeftUniform;
- output->fUniformHandles.fDstCopyScaleUni = fDstCopyScaleUniform;
- output->fUniformHandles.fDstCopySamplerUni = fDstCopySamplerUniform;
-
return true;
}
@@ -197,9 +183,9 @@ GrGLShaderBuilder::GrGLShaderBuilder(GrGpuGL* gpu,
, fFSOutputs(kMaxFSOutputs)
, fUniforms(kVarsPerBlock)
, fSetupFragPosition(false)
+ , fTopLeftFragPosRead(kTopLeftFragPosRead_FragPosKey == desc.getHeader().fFragPosKey)
, fHasCustomColorOutput(false)
- , fHasSecondaryOutput(false)
- , fTopLeftFragPosRead(kTopLeftFragPosRead_FragPosKey == desc.getHeader().fFragPosKey) {
+ , fHasSecondaryOutput(false) {
const GrGLProgramDesc::KeyHeader& header = desc.getHeader();
@@ -209,23 +195,22 @@ GrGLShaderBuilder::GrGLShaderBuilder(GrGpuGL* gpu,
bool topDown = SkToBool(kTopLeftOrigin_DstReadKeyBit & header.fDstReadKey);
const char* dstCopyTopLeftName;
const char* dstCopyCoordScaleName;
+ const char* dstCopySamplerName;
uint32_t configMask;
if (SkToBool(kUseAlphaConfig_DstReadKeyBit & header.fDstReadKey)) {
configMask = kA_GrColorComponentFlag;
} else {
configMask = kRGBA_GrColorComponentFlags;
}
- fDstCopySamplerUniform = this->addUniform(kFragment_Visibility,
- kSampler2D_GrSLType,
- "DstCopySampler");
- fDstCopyTopLeftUniform = this->addUniform(kFragment_Visibility,
- kVec2f_GrSLType,
- "DstCopyUpperLeft",
- &dstCopyTopLeftName);
- fDstCopyScaleUniform = this->addUniform(kFragment_Visibility,
- kVec2f_GrSLType,
- "DstCopyCoordScale",
- &dstCopyCoordScaleName);
+ fOutput.fUniformHandles.fDstCopySamplerUni =
+ this->addUniform(kFragment_Visibility, kSampler2D_GrSLType, "DstCopySampler",
+ &dstCopySamplerName);
+ fOutput.fUniformHandles.fDstCopyTopLeftUni =
+ this->addUniform(kFragment_Visibility, kVec2f_GrSLType, "DstCopyUpperLeft",
+ &dstCopyTopLeftName);
+ fOutput.fUniformHandles.fDstCopyScaleUni =
+ this->addUniform(kFragment_Visibility, kVec2f_GrSLType, "DstCopyCoordScale",
+ &dstCopyCoordScaleName);
const char* fragPos = this->fragmentPosition();
this->fsCodeAppend("\t// Read color from copy of the destination.\n");
this->fsCodeAppendf("\tvec2 _dstTexCoord = (%s.xy - %s) * %s;\n",
@@ -236,7 +221,7 @@ GrGLShaderBuilder::GrGLShaderBuilder(GrGpuGL* gpu,
this->fsCodeAppendf("\tvec4 %s = ", kDstCopyColorName);
append_texture_lookup(&fFSCode,
fGpu,
- this->getUniformCStr(fDstCopySamplerUniform),
+ dstCopySamplerName,
"_dstTexCoord",
configMask,
"rgba");
@@ -245,8 +230,9 @@ GrGLShaderBuilder::GrGLShaderBuilder(GrGpuGL* gpu,
if (GrGLProgramDesc::kUniform_ColorInput == header.fColorInput) {
const char* name;
- fColorUniform = this->addUniform(GrGLShaderBuilder::kFragment_Visibility,
- kVec4f_GrSLType, "Color", &name);
+ fOutput.fUniformHandles.fColorUni =
+ this->addUniform(GrGLShaderBuilder::kFragment_Visibility, kVec4f_GrSLType, "Color",
+ &name);
fInputColor = GrGLSLExpr4(name);
} else if (GrGLProgramDesc::kSolidWhite_ColorInput == header.fColorInput) {
fInputColor = GrGLSLExpr4(1);
@@ -256,8 +242,9 @@ GrGLShaderBuilder::GrGLShaderBuilder(GrGpuGL* gpu,
if (GrGLProgramDesc::kUniform_ColorInput == header.fCoverageInput) {
const char* name;
- fCoverageUniform = this->addUniform(GrGLShaderBuilder::kFragment_Visibility,
- kVec4f_GrSLType, "Coverage", &name);
+ fOutput.fUniformHandles.fCoverageUni =
+ this->addUniform(GrGLShaderBuilder::kFragment_Visibility, kVec4f_GrSLType, "Coverage",
+ &name);
fInputCoverage = GrGLSLExpr4(name);
} else if (GrGLProgramDesc::kSolidWhite_ColorInput == header.fCoverageInput) {
fInputCoverage = GrGLSLExpr4(1);
@@ -360,7 +347,7 @@ const char* GrGLShaderBuilder::dstColor() {
} else if (GrGLCaps::kNV_FBFetchType == fetchType) {
SkAssertResult(this->enablePrivateFeature(kNVShaderFramebufferFetch_GLSLPrivateFeature));
return kFBFetchColorName;
- } else if (fDstCopySamplerUniform.isValid()) {
+ } else if (fOutput.fUniformHandles.fDstCopySamplerUni.isValid()) {
return kDstCopyColorName;
} else {
return "";
@@ -525,19 +512,17 @@ const char* GrGLShaderBuilder::fragmentPosition() {
// temporarily change the stage index because we're inserting non-stage code.
CodeStage::AutoStageRestore csar(&fCodeStage, NULL);
- SkASSERT(!fRTHeightUniform.isValid());
+ SkASSERT(!fOutput.fUniformHandles.fRTHeightUni.isValid());
const char* rtHeightName;
- fRTHeightUniform = this->addUniform(kFragment_Visibility,
- kFloat_GrSLType,
- "RTHeight",
- &rtHeightName);
+ fOutput.fUniformHandles.fRTHeightUni =
+ this->addUniform(kFragment_Visibility, kFloat_GrSLType, "RTHeight", &rtHeightName);
this->fFSCode.prependf("\tvec4 %s = vec4(gl_FragCoord.x, %s - gl_FragCoord.y, gl_FragCoord.zw);\n",
kCoordName, rtHeightName);
fSetupFragPosition = true;
}
- SkASSERT(fRTHeightUniform.isValid());
+ SkASSERT(fOutput.fUniformHandles.fRTHeightUni.isValid());
return kCoordName;
}
}
@@ -667,26 +652,26 @@ const char* GrGLShaderBuilder::enableSecondaryOutput() {
return dual_source_output_name();
}
-bool GrGLShaderBuilder::finish(GrGLuint* outProgramId) {
- GrGLuint programId = 0;
- GL_CALL_RET(programId, CreateProgram());
- if (!programId) {
+bool GrGLShaderBuilder::finish() {
+ SkASSERT(0 == fOutput.fProgramID);
+ GL_CALL_RET(fOutput.fProgramID, CreateProgram());
+ if (!fOutput.fProgramID) {
return false;
}
SkTDArray<GrGLuint> shadersToDelete;
- if (!this->compileAndAttachShaders(programId, &shadersToDelete)) {
- GL_CALL(DeleteProgram(programId));
+ if (!this->compileAndAttachShaders(fOutput.fProgramID, &shadersToDelete)) {
+ GL_CALL(DeleteProgram(fOutput.fProgramID));
return false;
}
- this->bindProgramLocations(programId);
+ this->bindProgramLocations(fOutput.fProgramID);
if (fUniformManager->isUsingBindUniform()) {
- fUniformManager->getUniformLocations(programId, fUniforms);
+ fUniformManager->getUniformLocations(fOutput.fProgramID, fUniforms);
}
- GL_CALL(LinkProgram(programId));
+ GL_CALL(LinkProgram(fOutput.fProgramID));
// Calling GetProgramiv is expensive in Chromium. Assume success in release builds.
bool checkLinked = !fGpu->ctxInfo().isChromium();
@@ -695,36 +680,36 @@ bool GrGLShaderBuilder::finish(GrGLuint* outProgramId) {
#endif
if (checkLinked) {
GrGLint linked = GR_GL_INIT_ZERO;
- GL_CALL(GetProgramiv(programId, GR_GL_LINK_STATUS, &linked));
+ GL_CALL(GetProgramiv(fOutput.fProgramID, GR_GL_LINK_STATUS, &linked));
if (!linked) {
GrGLint infoLen = GR_GL_INIT_ZERO;
- GL_CALL(GetProgramiv(programId, GR_GL_INFO_LOG_LENGTH, &infoLen));
+ GL_CALL(GetProgramiv(fOutput.fProgramID, GR_GL_INFO_LOG_LENGTH, &infoLen));
SkAutoMalloc log(sizeof(char)*(infoLen+1)); // outside if for debugger
if (infoLen > 0) {
// retrieve length even though we don't need it to workaround
// bug in chrome cmd buffer param validation.
GrGLsizei length = GR_GL_INIT_ZERO;
- GL_CALL(GetProgramInfoLog(programId,
+ GL_CALL(GetProgramInfoLog(fOutput.fProgramID,
infoLen+1,
&length,
(char*)log.get()));
GrPrintf((char*)log.get());
}
SkDEBUGFAIL("Error linking program");
- GL_CALL(DeleteProgram(programId));
+ GL_CALL(DeleteProgram(fOutput.fProgramID));
+ fOutput.fProgramID = 0;
return false;
}
}
if (!fUniformManager->isUsingBindUniform()) {
- fUniformManager->getUniformLocations(programId, fUniforms);
+ fUniformManager->getUniformLocations(fOutput.fProgramID, fUniforms);
}
for (int i = 0; i < shadersToDelete.count(); ++i) {
GL_CALL(DeleteShader(shadersToDelete[i]));
}
- *outProgramId = programId;
return true;
}
@@ -840,6 +825,8 @@ GrGLFullShaderBuilder::GrGLFullShaderBuilder(GrGpuGL* gpu,
const GrGLProgramDesc::KeyHeader& header = this->desc().getHeader();
+ fOutput.fHasVertexShader = true;
+
fPositionVar = &fVSAttrs.push_back();
fPositionVar->set(kVec2f_GrSLType, GrGLShaderVar::kAttribute_TypeModifier, "aPosition");
if (-1 != header.fLocalCoordAttributeIndex) {
@@ -852,11 +839,13 @@ GrGLFullShaderBuilder::GrGLFullShaderBuilder(GrGpuGL* gpu,
}
const char* viewMName;
- fViewMatrixUniform = this->addUniform(GrGLShaderBuilder::kVertex_Visibility,
- kMat33f_GrSLType, "ViewM", &viewMName);
+ fOutput.fUniformHandles.fViewMatrixUni =
+ this->addUniform(GrGLShaderBuilder::kVertex_Visibility, kMat33f_GrSLType, "ViewM",
+ &viewMName);
const char* rtAdjustName;
- fRTAdustmentVecUniform = this->addUniform(GrGLShaderBuilder::kVertex_Visibility,
- kVec4f_GrSLType, "rtAdjustment", &rtAdjustName);
+ fOutput.fUniformHandles.fRTAdjustmentUni =
+ this->addUniform(GrGLShaderBuilder::kVertex_Visibility, kVec4f_GrSLType, "rtAdjustment",
+ &rtAdjustName);
// Transform the position into Skia's device coords.
this->vsCodeAppendf("\tvec3 pos3 = %s * vec3(%s, 1);\n",
@@ -1072,8 +1061,7 @@ void GrGLFullShaderBuilder::bindProgramLocations(GrGLuint programId) const {
GrGLFragmentOnlyShaderBuilder::GrGLFragmentOnlyShaderBuilder(GrGpuGL* gpu,
GrGLUniformManager* uniformManager,
const GrGLProgramDesc& desc)
- : INHERITED(gpu, uniformManager, desc)
- , fNumTexCoordSets(0) {
+ : INHERITED(gpu, uniformManager, desc) {
SkASSERT(!desc.getHeader().fHasVertexCode);
SkASSERT(gpu->glCaps().pathRenderingSupport());
@@ -1082,9 +1070,9 @@ GrGLFragmentOnlyShaderBuilder::GrGLFragmentOnlyShaderBuilder(GrGpuGL* gpu,
}
int GrGLFragmentOnlyShaderBuilder::addTexCoordSets(int count) {
- int firstFreeCoordSet = fNumTexCoordSets;
- fNumTexCoordSets += count;
- SkASSERT(gpu()->glCaps().maxFixedFunctionTextureCoords() >= fNumTexCoordSets);
+ int firstFreeCoordSet = fOutput.fTexCoordSetCnt;
+ fOutput.fTexCoordSetCnt += count;
+ SkASSERT(gpu()->glCaps().maxFixedFunctionTextureCoords() >= fOutput.fTexCoordSetCnt);
return firstFreeCoordSet;
}
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