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| 1 #include "GrPathProcessor.h" |
| 2 |
| 3 #include "gl/GrGLPathProcessor.h" |
| 4 #include "gl/GrGLGpu.h" |
| 5 |
| 6 GrPathProcessor::GrPathProcessor(GrColor color, |
| 7 const SkMatrix& viewMatrix, |
| 8 const SkMatrix& localMatrix) |
| 9 : INHERITED(viewMatrix, localMatrix, true) |
| 10 , fColor(color) { |
| 11 this->initClassID<GrPathProcessor>(); |
| 12 } |
| 13 |
| 14 void GrPathProcessor::getInvariantOutputColor(GrInitInvariantOutput* out) const
{ |
| 15 out->setKnownFourComponents(fColor); |
| 16 } |
| 17 |
| 18 void GrPathProcessor::getInvariantOutputCoverage(GrInitInvariantOutput* out) con
st { |
| 19 out->setKnownSingleComponent(0xff); |
| 20 } |
| 21 |
| 22 void GrPathProcessor::initBatchTracker(GrBatchTracker* bt, const GrPipelineInfo&
init) const { |
| 23 PathBatchTracker* local = bt->cast<PathBatchTracker>(); |
| 24 if (init.fColorIgnored) { |
| 25 local->fInputColorType = kIgnored_GrGPInput; |
| 26 local->fColor = GrColor_ILLEGAL; |
| 27 } else { |
| 28 local->fInputColorType = kUniform_GrGPInput; |
| 29 local->fColor = GrColor_ILLEGAL == init.fOverrideColor ? this->color() : |
| 30 init.fOverrideC
olor; |
| 31 } |
| 32 |
| 33 local->fInputCoverageType = init.fCoverageIgnored ? kIgnored_GrGPInput : kAl
lOnes_GrGPInput; |
| 34 local->fUsesLocalCoords = init.fUsesLocalCoords; |
| 35 } |
| 36 |
| 37 bool GrPathProcessor::canMakeEqual(const GrBatchTracker& m, |
| 38 const GrPrimitiveProcessor& that, |
| 39 const GrBatchTracker& t) const { |
| 40 if (this->classID() != that.classID() || !this->hasSameTextureAccesses(that)
) { |
| 41 return false; |
| 42 } |
| 43 |
| 44 if (!this->viewMatrix().cheapEqualTo(that.viewMatrix())) { |
| 45 return false; |
| 46 } |
| 47 |
| 48 const PathBatchTracker& mine = m.cast<PathBatchTracker>(); |
| 49 const PathBatchTracker& theirs = t.cast<PathBatchTracker>(); |
| 50 return CanCombineLocalMatrices(*this, mine.fUsesLocalCoords, |
| 51 that, theirs.fUsesLocalCoords) && |
| 52 CanCombineOutput(mine.fInputColorType, mine.fColor, |
| 53 theirs.fInputColorType, theirs.fColor) && |
| 54 CanCombineOutput(mine.fInputCoverageType, 0xff, |
| 55 theirs.fInputCoverageType, 0xff); |
| 56 } |
| 57 |
| 58 void GrPathProcessor::getGLProcessorKey(const GrBatchTracker& bt, |
| 59 const GrGLCaps& caps, |
| 60 GrProcessorKeyBuilder* b) const { |
| 61 GrGLPathProcessor::GenKey(*this, bt, caps, b); |
| 62 } |
| 63 |
| 64 GrGLPrimitiveProcessor* GrPathProcessor::createGLInstance(const GrBatchTracker&
bt, |
| 65 const GrGLCaps& caps)
const { |
| 66 SkASSERT(caps.nvprSupport() != GrGLCaps::kNone_NvprSupport); |
| 67 if (caps.nvprSupport() == GrGLCaps::kLegacy_NvprSupport) { |
| 68 return SkNEW_ARGS(GrGLLegacyPathProcessor, (*this, bt, |
| 69 caps.maxFixedFunctionTexture
Coords())); |
| 70 } else { |
| 71 return SkNEW_ARGS(GrGLNormalPathProcessor, (*this, bt)); |
| 72 } |
| 73 } |
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