| /* |
| * Copyright 2015 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "GrRenderTargetContext.h" |
| #include "../private/GrAuditTrail.h" |
| #include "../private/SkShadowFlags.h" |
| #include "GrAppliedClip.h" |
| #include "GrBackendSemaphore.h" |
| #include "GrColor.h" |
| #include "GrContextPriv.h" |
| #include "GrDrawingManager.h" |
| #include "GrFixedClip.h" |
| #include "GrGpuResourcePriv.h" |
| #include "GrPathRenderer.h" |
| #include "GrRenderTarget.h" |
| #include "GrRenderTargetContextPriv.h" |
| #include "GrResourceProvider.h" |
| #include "GrStencilAttachment.h" |
| #include "GrTracing.h" |
| #include "SkDrawShadowInfo.h" |
| #include "SkLatticeIter.h" |
| #include "SkMatrixPriv.h" |
| #include "SkShadowUtils.h" |
| #include "SkSurfacePriv.h" |
| #include "effects/GrRRectEffect.h" |
| #include "instanced/InstancedRendering.h" |
| #include "ops/GrClearOp.h" |
| #include "ops/GrClearStencilClipOp.h" |
| #include "ops/GrDebugMarkerOp.h" |
| #include "ops/GrDrawAtlasOp.h" |
| #include "ops/GrDrawOp.h" |
| #include "ops/GrDrawVerticesOp.h" |
| #include "ops/GrLatticeOp.h" |
| #include "ops/GrOp.h" |
| #include "ops/GrOvalOpFactory.h" |
| #include "ops/GrRectOpFactory.h" |
| #include "ops/GrRegionOp.h" |
| #include "ops/GrSemaphoreOp.h" |
| #include "ops/GrShadowRRectOp.h" |
| #include "ops/GrStencilPathOp.h" |
| #include "ops/GrTextureOp.h" |
| #include "text/GrAtlasTextContext.h" |
| #include "text/GrStencilAndCoverTextContext.h" |
| |
| #define ASSERT_OWNED_RESOURCE(R) SkASSERT(!(R) || (R)->getContext() == this->drawingManager()->getContext()) |
| #define ASSERT_SINGLE_OWNER \ |
| SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(this->singleOwner());) |
| #define ASSERT_SINGLE_OWNER_PRIV \ |
| SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fRenderTargetContext->singleOwner());) |
| #define RETURN_IF_ABANDONED if (this->drawingManager()->wasAbandoned()) { return; } |
| #define RETURN_IF_ABANDONED_PRIV if (fRenderTargetContext->drawingManager()->wasAbandoned()) { return; } |
| #define RETURN_FALSE_IF_ABANDONED if (this->drawingManager()->wasAbandoned()) { return false; } |
| #define RETURN_FALSE_IF_ABANDONED_PRIV if (fRenderTargetContext->drawingManager()->wasAbandoned()) { return false; } |
| #define RETURN_NULL_IF_ABANDONED if (this->drawingManager()->wasAbandoned()) { return nullptr; } |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| GrAAType GrChooseAAType(GrAA aa, GrFSAAType fsaaType, GrAllowMixedSamples allowMixedSamples, |
| const GrCaps& caps) { |
| if (GrAA::kNo == aa) { |
| // On some devices we cannot disable MSAA if it is enabled so we make the AA type reflect |
| // that. |
| if (fsaaType == GrFSAAType::kUnifiedMSAA && !caps.multisampleDisableSupport()) { |
| return GrAAType::kMSAA; |
| } |
| return GrAAType::kNone; |
| } |
| switch (fsaaType) { |
| case GrFSAAType::kNone: |
| return GrAAType::kCoverage; |
| case GrFSAAType::kUnifiedMSAA: |
| return GrAAType::kMSAA; |
| case GrFSAAType::kMixedSamples: |
| return GrAllowMixedSamples::kYes == allowMixedSamples ? GrAAType::kMixedSamples |
| : GrAAType::kCoverage; |
| } |
| SK_ABORT("Unexpected fsaa type"); |
| return GrAAType::kNone; |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| class AutoCheckFlush { |
| public: |
| AutoCheckFlush(GrDrawingManager* drawingManager) : fDrawingManager(drawingManager) { |
| SkASSERT(fDrawingManager); |
| } |
| ~AutoCheckFlush() { fDrawingManager->flushIfNecessary(); } |
| |
| private: |
| GrDrawingManager* fDrawingManager; |
| }; |
| |
| bool GrRenderTargetContext::wasAbandoned() const { |
| return this->drawingManager()->wasAbandoned(); |
| } |
| |
| // In MDB mode the reffing of the 'getLastOpList' call's result allows in-progress |
| // GrOpLists to be picked up and added to by renderTargetContexts lower in the call |
| // stack. When this occurs with a closed GrOpList, a new one will be allocated |
| // when the renderTargetContext attempts to use it (via getOpList). |
| GrRenderTargetContext::GrRenderTargetContext(GrContext* context, |
| GrDrawingManager* drawingMgr, |
| sk_sp<GrRenderTargetProxy> rtp, |
| sk_sp<SkColorSpace> colorSpace, |
| const SkSurfaceProps* surfaceProps, |
| GrAuditTrail* auditTrail, |
| GrSingleOwner* singleOwner, |
| bool managedOpList) |
| : GrSurfaceContext(context, drawingMgr, std::move(colorSpace), auditTrail, singleOwner) |
| , fRenderTargetProxy(std::move(rtp)) |
| , fOpList(sk_ref_sp(fRenderTargetProxy->getLastRenderTargetOpList())) |
| , fInstancedPipelineInfo(fRenderTargetProxy.get()) |
| , fColorXformFromSRGB(nullptr) |
| , fSurfaceProps(SkSurfacePropsCopyOrDefault(surfaceProps)) |
| , fManagedOpList(managedOpList) { |
| if (fColorSpace) { |
| // sRGB sources are very common (SkColor, etc...), so we cache that gamut transformation |
| auto srgbColorSpace = SkColorSpace::MakeSRGB(); |
| fColorXformFromSRGB = GrColorSpaceXform::Make(srgbColorSpace.get(), fColorSpace.get()); |
| } |
| |
| // MDB TODO: to ensure all resources still get allocated in the correct order in the hybrid |
| // world we need to get the correct opList here so that it, in turn, can grab and hold |
| // its rendertarget. |
| this->getRTOpList(); |
| SkDEBUGCODE(this->validate();) |
| } |
| |
| #ifdef SK_DEBUG |
| void GrRenderTargetContext::validate() const { |
| SkASSERT(fRenderTargetProxy); |
| fRenderTargetProxy->validate(fContext); |
| |
| if (fOpList && !fOpList->isClosed()) { |
| SkASSERT(fRenderTargetProxy->getLastOpList() == fOpList.get()); |
| } |
| } |
| #endif |
| |
| GrRenderTargetContext::~GrRenderTargetContext() { |
| ASSERT_SINGLE_OWNER |
| } |
| |
| GrTextureProxy* GrRenderTargetContext::asTextureProxy() { |
| return fRenderTargetProxy->asTextureProxy(); |
| } |
| |
| sk_sp<GrTextureProxy> GrRenderTargetContext::asTextureProxyRef() { |
| return sk_ref_sp(fRenderTargetProxy->asTextureProxy()); |
| } |
| |
| GrRenderTargetOpList* GrRenderTargetContext::getRTOpList() { |
| ASSERT_SINGLE_OWNER |
| SkDEBUGCODE(this->validate();) |
| |
| if (!fOpList || fOpList->isClosed()) { |
| fOpList = this->drawingManager()->newRTOpList(fRenderTargetProxy.get(), fManagedOpList); |
| } |
| |
| return fOpList.get(); |
| } |
| |
| GrOpList* GrRenderTargetContext::getOpList() { |
| return this->getRTOpList(); |
| } |
| |
| void GrRenderTargetContext::drawText(const GrClip& clip, const SkPaint& skPaint, |
| const SkMatrix& viewMatrix, const char text[], |
| size_t byteLength, SkScalar x, SkScalar y, |
| const SkIRect& clipBounds) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawText", fContext); |
| |
| GrAtlasTextContext* atlasTextContext = this->drawingManager()->getAtlasTextContext(); |
| atlasTextContext->drawText(fContext, this, clip, skPaint, viewMatrix, fSurfaceProps, text, |
| byteLength, x, y, clipBounds); |
| } |
| |
| void GrRenderTargetContext::drawPosText(const GrClip& clip, const SkPaint& paint, |
| const SkMatrix& viewMatrix, const char text[], |
| size_t byteLength, const SkScalar pos[], |
| int scalarsPerPosition, const SkPoint& offset, |
| const SkIRect& clipBounds) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawPosText", fContext); |
| |
| GrAtlasTextContext* atlasTextContext = this->drawingManager()->getAtlasTextContext(); |
| atlasTextContext->drawPosText(fContext, this, clip, paint, viewMatrix, fSurfaceProps, text, |
| byteLength, pos, scalarsPerPosition, offset, clipBounds); |
| } |
| |
| void GrRenderTargetContext::drawTextBlob(const GrClip& clip, const SkPaint& paint, |
| const SkMatrix& viewMatrix, const SkTextBlob* blob, |
| SkScalar x, SkScalar y, SkDrawFilter* filter, |
| const SkIRect& clipBounds) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawTextBlob", fContext); |
| |
| GrAtlasTextContext* atlasTextContext = this->drawingManager()->getAtlasTextContext(); |
| atlasTextContext->drawTextBlob(fContext, this, clip, paint, viewMatrix, fSurfaceProps, blob, x, |
| y, filter, clipBounds); |
| } |
| |
| void GrRenderTargetContext::discard() { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "discard", fContext); |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| this->getRTOpList()->discard(); |
| } |
| |
| void GrRenderTargetContext::clear(const SkIRect* rect, |
| const GrColor color, |
| bool canIgnoreRect) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "clear", fContext); |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| this->internalClear(rect ? GrFixedClip(*rect) : GrFixedClip::Disabled(), color, canIgnoreRect); |
| } |
| |
| void GrRenderTargetContextPriv::absClear(const SkIRect* clearRect, const GrColor color) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fRenderTargetContext->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContextPriv", "absClear", |
| fRenderTargetContext->fContext); |
| |
| AutoCheckFlush acf(fRenderTargetContext->drawingManager()); |
| |
| SkIRect rtRect = SkIRect::MakeWH(fRenderTargetContext->fRenderTargetProxy->worstCaseWidth(), |
| fRenderTargetContext->fRenderTargetProxy->worstCaseHeight()); |
| |
| if (clearRect) { |
| if (clearRect->contains(rtRect)) { |
| clearRect = nullptr; // full screen |
| } else { |
| if (!rtRect.intersect(*clearRect)) { |
| return; |
| } |
| } |
| } |
| |
| // TODO: in a post-MDB world this should be handled at the OpList level. |
| // An op-list that is initially cleared and has no other ops should receive an |
| // extra draw. |
| if (fRenderTargetContext->fContext->caps()->useDrawInsteadOfClear()) { |
| // This works around a driver bug with clear by drawing a rect instead. |
| // The driver will ignore a clear if it is the only thing rendered to a |
| // target before the target is read. |
| GrPaint paint; |
| paint.setColor4f(GrColor4f::FromGrColor(color)); |
| paint.setXPFactory(GrPorterDuffXPFactory::Get(SkBlendMode::kSrc)); |
| |
| // We don't call drawRect() here to avoid the cropping to the, possibly smaller, |
| // RenderTargetProxy bounds |
| std::unique_ptr<GrDrawOp> op = GrRectOpFactory::MakeNonAAFill( |
| std::move(paint), SkMatrix::I(), SkRect::Make(rtRect), GrAAType::kNone); |
| fRenderTargetContext->addDrawOp(GrNoClip(), std::move(op)); |
| } else { |
| // This path doesn't handle coalescing of full screen clears b.c. it |
| // has to clear the entire render target - not just the content area. |
| // It could be done but will take more finagling. |
| std::unique_ptr<GrOp> op(GrClearOp::Make(rtRect, color, !clearRect)); |
| if (!op) { |
| return; |
| } |
| fRenderTargetContext->getRTOpList()->addOp(std::move(op), *fRenderTargetContext->caps()); |
| } |
| } |
| |
| void GrRenderTargetContextPriv::clear(const GrFixedClip& clip, |
| const GrColor color, |
| bool canIgnoreClip) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fRenderTargetContext->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContextPriv", "clear", |
| fRenderTargetContext->fContext); |
| |
| AutoCheckFlush acf(fRenderTargetContext->drawingManager()); |
| fRenderTargetContext->internalClear(clip, color, canIgnoreClip); |
| } |
| |
| void GrRenderTargetContext::internalClear(const GrFixedClip& clip, |
| const GrColor color, |
| bool canIgnoreClip) { |
| bool isFull = false; |
| if (!clip.hasWindowRectangles()) { |
| isFull = !clip.scissorEnabled() || |
| (canIgnoreClip && fContext->caps()->fullClearIsFree()) || |
| clip.scissorRect().contains(SkIRect::MakeWH(this->width(), this->height())); |
| } |
| |
| if (fContext->caps()->useDrawInsteadOfClear()) { |
| // This works around a driver bug with clear by drawing a rect instead. |
| // The driver will ignore a clear if it is the only thing rendered to a |
| // target before the target is read. |
| SkIRect clearRect = SkIRect::MakeWH(this->width(), this->height()); |
| if (isFull) { |
| this->discard(); |
| } else if (!clearRect.intersect(clip.scissorRect())) { |
| return; |
| } |
| |
| GrPaint paint; |
| paint.setColor4f(GrColor4f::FromGrColor(color)); |
| paint.setXPFactory(GrPorterDuffXPFactory::Get(SkBlendMode::kSrc)); |
| |
| this->drawRect(clip, std::move(paint), GrAA::kNo, SkMatrix::I(), SkRect::Make(clearRect)); |
| } else if (isFull) { |
| this->getRTOpList()->fullClear(*this->caps(), color); |
| } else { |
| std::unique_ptr<GrOp> op(GrClearOp::Make(clip, color, this->asSurfaceProxy())); |
| if (!op) { |
| return; |
| } |
| this->getRTOpList()->addOp(std::move(op), *this->caps()); |
| } |
| } |
| |
| void GrRenderTargetContext::drawPaint(const GrClip& clip, |
| GrPaint&& paint, |
| const SkMatrix& viewMatrix) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawPaint", fContext); |
| |
| // set rect to be big enough to fill the space, but not super-huge, so we |
| // don't overflow fixed-point implementations |
| |
| SkRect r = fRenderTargetProxy->getBoundsRect(); |
| |
| SkRRect rrect; |
| GrAA aa; |
| // Check if we can replace a clipRRect()/drawPaint() with a drawRRect(). We only do the |
| // transformation for non-rect rrects. Rects caused a performance regression on an Android |
| // test that needs investigation. We also skip cases where there are fragment processors |
| // because they may depend on having correct local coords and this path draws in device space |
| // without a local matrix. |
| if (!paint.numTotalFragmentProcessors() && clip.isRRect(r, &rrect, &aa) && !rrect.isRect()) { |
| this->drawRRect(GrNoClip(), std::move(paint), aa, SkMatrix::I(), rrect, |
| GrStyle::SimpleFill()); |
| return; |
| } |
| |
| |
| bool isPerspective = viewMatrix.hasPerspective(); |
| |
| // We attempt to map r by the inverse matrix and draw that. mapRect will |
| // map the four corners and bound them with a new rect. This will not |
| // produce a correct result for some perspective matrices. |
| if (!isPerspective) { |
| if (!SkMatrixPriv::InverseMapRect(viewMatrix, &r, r)) { |
| SkDebugf("Could not invert matrix\n"); |
| return; |
| } |
| this->drawRect(clip, std::move(paint), GrAA::kNo, viewMatrix, r); |
| } else { |
| SkMatrix localMatrix; |
| if (!viewMatrix.invert(&localMatrix)) { |
| SkDebugf("Could not invert matrix\n"); |
| return; |
| } |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| std::unique_ptr<GrDrawOp> op = GrRectOpFactory::MakeNonAAFillWithLocalMatrix( |
| std::move(paint), SkMatrix::I(), localMatrix, r, GrAAType::kNone); |
| this->addDrawOp(clip, std::move(op)); |
| } |
| } |
| |
| static inline bool rect_contains_inclusive(const SkRect& rect, const SkPoint& point) { |
| return point.fX >= rect.fLeft && point.fX <= rect.fRight && |
| point.fY >= rect.fTop && point.fY <= rect.fBottom; |
| } |
| |
| // Attempts to crop a rect and optional local rect to the clip boundaries. |
| // Returns false if the draw can be skipped entirely. |
| static bool crop_filled_rect(int width, int height, const GrClip& clip, |
| const SkMatrix& viewMatrix, SkRect* rect, |
| SkRect* localRect = nullptr) { |
| if (!viewMatrix.rectStaysRect()) { |
| return true; |
| } |
| |
| SkIRect clipDevBounds; |
| SkRect clipBounds; |
| |
| clip.getConservativeBounds(width, height, &clipDevBounds); |
| if (!SkMatrixPriv::InverseMapRect(viewMatrix, &clipBounds, SkRect::Make(clipDevBounds))) { |
| return false; |
| } |
| |
| if (localRect) { |
| if (!rect->intersects(clipBounds)) { |
| return false; |
| } |
| const SkScalar dx = localRect->width() / rect->width(); |
| const SkScalar dy = localRect->height() / rect->height(); |
| if (clipBounds.fLeft > rect->fLeft) { |
| localRect->fLeft += (clipBounds.fLeft - rect->fLeft) * dx; |
| rect->fLeft = clipBounds.fLeft; |
| } |
| if (clipBounds.fTop > rect->fTop) { |
| localRect->fTop += (clipBounds.fTop - rect->fTop) * dy; |
| rect->fTop = clipBounds.fTop; |
| } |
| if (clipBounds.fRight < rect->fRight) { |
| localRect->fRight -= (rect->fRight - clipBounds.fRight) * dx; |
| rect->fRight = clipBounds.fRight; |
| } |
| if (clipBounds.fBottom < rect->fBottom) { |
| localRect->fBottom -= (rect->fBottom - clipBounds.fBottom) * dy; |
| rect->fBottom = clipBounds.fBottom; |
| } |
| return true; |
| } |
| |
| return rect->intersect(clipBounds); |
| } |
| |
| bool GrRenderTargetContext::drawFilledRect(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRect& rect, |
| const GrUserStencilSettings* ss) { |
| SkRect croppedRect = rect; |
| if (!crop_filled_rect(this->width(), this->height(), clip, viewMatrix, &croppedRect)) { |
| return true; |
| } |
| |
| if (GrCaps::InstancedSupport::kNone != fContext->caps()->instancedSupport() && |
| (!ss || ss->isDisabled(false))) { |
| gr_instanced::OpAllocator* oa = this->drawingManager()->instancingAllocator(); |
| std::unique_ptr<GrDrawOp> op = oa->recordRect(croppedRect, viewMatrix, std::move(paint), |
| aa, fInstancedPipelineInfo); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return true; |
| } |
| } |
| GrAAType aaType = this->chooseAAType(aa, GrAllowMixedSamples::kNo); |
| std::unique_ptr<GrDrawOp> op; |
| if (GrAAType::kCoverage == aaType) { |
| op = GrRectOpFactory::MakeAAFill(std::move(paint), viewMatrix, croppedRect, ss); |
| } else { |
| op = GrRectOpFactory::MakeNonAAFill(std::move(paint), viewMatrix, croppedRect, aaType, ss); |
| } |
| if (!op) { |
| return false; |
| } |
| this->addDrawOp(clip, std::move(op)); |
| return true; |
| } |
| |
| void GrRenderTargetContext::drawRect(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRect& rect, |
| const GrStyle* style) { |
| if (!style) { |
| style = &GrStyle::SimpleFill(); |
| } |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawRect", fContext); |
| |
| // Path effects should've been devolved to a path in SkGpuDevice |
| SkASSERT(!style->pathEffect()); |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| const SkStrokeRec& stroke = style->strokeRec(); |
| if (stroke.getStyle() == SkStrokeRec::kFill_Style) { |
| |
| if (!fContext->caps()->useDrawInsteadOfClear()) { |
| // Check if this is a full RT draw and can be replaced with a clear. We don't bother |
| // checking cases where the RT is fully inside a stroke. |
| SkRect rtRect = fRenderTargetProxy->getBoundsRect(); |
| // Does the clip contain the entire RT? |
| if (clip.quickContains(rtRect)) { |
| SkMatrix invM; |
| if (!viewMatrix.invert(&invM)) { |
| return; |
| } |
| // Does the rect bound the RT? |
| SkPoint srcSpaceRTQuad[4]; |
| invM.mapRectToQuad(srcSpaceRTQuad, rtRect); |
| if (rect_contains_inclusive(rect, srcSpaceRTQuad[0]) && |
| rect_contains_inclusive(rect, srcSpaceRTQuad[1]) && |
| rect_contains_inclusive(rect, srcSpaceRTQuad[2]) && |
| rect_contains_inclusive(rect, srcSpaceRTQuad[3])) { |
| // Will it blend? |
| GrColor clearColor; |
| if (paint.isConstantBlendedColor(&clearColor)) { |
| this->clear(nullptr, clearColor, true); |
| return; |
| } |
| } |
| } |
| } |
| |
| if (this->drawFilledRect(clip, std::move(paint), aa, viewMatrix, rect, nullptr)) { |
| return; |
| } |
| } else if (stroke.getStyle() == SkStrokeRec::kStroke_Style || |
| stroke.getStyle() == SkStrokeRec::kHairline_Style) { |
| if ((!rect.width() || !rect.height()) && |
| SkStrokeRec::kHairline_Style != stroke.getStyle()) { |
| SkScalar r = stroke.getWidth() / 2; |
| // TODO: Move these stroke->fill fallbacks to GrShape? |
| switch (stroke.getJoin()) { |
| case SkPaint::kMiter_Join: |
| this->drawRect( |
| clip, std::move(paint), aa, viewMatrix, |
| {rect.fLeft - r, rect.fTop - r, rect.fRight + r, rect.fBottom + r}, |
| &GrStyle::SimpleFill()); |
| return; |
| case SkPaint::kRound_Join: |
| // Raster draws nothing when both dimensions are empty. |
| if (rect.width() || rect.height()){ |
| SkRRect rrect = SkRRect::MakeRectXY(rect.makeOutset(r, r), r, r); |
| this->drawRRect(clip, std::move(paint), aa, viewMatrix, rrect, |
| GrStyle::SimpleFill()); |
| return; |
| } |
| case SkPaint::kBevel_Join: |
| if (!rect.width()) { |
| this->drawRect(clip, std::move(paint), aa, viewMatrix, |
| {rect.fLeft - r, rect.fTop, rect.fRight + r, rect.fBottom}, |
| &GrStyle::SimpleFill()); |
| } else { |
| this->drawRect(clip, std::move(paint), aa, viewMatrix, |
| {rect.fLeft, rect.fTop - r, rect.fRight, rect.fBottom + r}, |
| &GrStyle::SimpleFill()); |
| } |
| return; |
| } |
| } |
| |
| std::unique_ptr<GrDrawOp> op; |
| |
| GrAAType aaType = this->chooseAAType(aa, GrAllowMixedSamples::kNo); |
| if (GrAAType::kCoverage == aaType) { |
| // The stroke path needs the rect to remain axis aligned (no rotation or skew). |
| if (viewMatrix.rectStaysRect()) { |
| op = GrRectOpFactory::MakeAAStroke(std::move(paint), viewMatrix, rect, stroke); |
| } |
| } else { |
| op = GrRectOpFactory::MakeNonAAStroke(std::move(paint), viewMatrix, rect, stroke, |
| aaType); |
| } |
| |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| } |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRect(rect); |
| this->internalDrawPath(clip, std::move(paint), aa, viewMatrix, path, *style); |
| } |
| |
| int GrRenderTargetContextPriv::maxWindowRectangles() const { |
| return fRenderTargetContext->fRenderTargetProxy->maxWindowRectangles( |
| *fRenderTargetContext->fContext->caps()); |
| } |
| |
| void GrRenderTargetContextPriv::clearStencilClip(const GrFixedClip& clip, bool insideStencilMask) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fRenderTargetContext->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContextPriv", "clearStencilClip", |
| fRenderTargetContext->fContext); |
| |
| AutoCheckFlush acf(fRenderTargetContext->drawingManager()); |
| |
| std::unique_ptr<GrOp> op(GrClearStencilClipOp::Make( |
| clip, insideStencilMask, |
| fRenderTargetContext->fRenderTargetProxy.get())); |
| if (!op) { |
| return; |
| } |
| fRenderTargetContext->getRTOpList()->addOp(std::move(op), *fRenderTargetContext->caps()); |
| } |
| |
| void GrRenderTargetContextPriv::stencilPath(const GrClip& clip, |
| GrAAType aaType, |
| const SkMatrix& viewMatrix, |
| const GrPath* path) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fRenderTargetContext->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContextPriv", "stencilPath", |
| fRenderTargetContext->fContext); |
| |
| SkASSERT(aaType != GrAAType::kCoverage); |
| |
| bool useHWAA = GrAATypeIsHW(aaType); |
| // TODO: extract portions of checkDraw that are relevant to path stenciling. |
| SkASSERT(path); |
| SkASSERT(fRenderTargetContext->caps()->shaderCaps()->pathRenderingSupport()); |
| |
| // FIXME: Use path bounds instead of this WAR once |
| // https://bugs.chromium.org/p/skia/issues/detail?id=5640 is resolved. |
| SkRect bounds = SkRect::MakeIWH(fRenderTargetContext->width(), fRenderTargetContext->height()); |
| |
| // Setup clip |
| GrAppliedClip appliedClip; |
| if (!clip.apply(fRenderTargetContext->fContext, fRenderTargetContext, useHWAA, true, |
| &appliedClip, &bounds)) { |
| return; |
| } |
| |
| // Coverage AA does not make sense when rendering to the stencil buffer. The caller should never |
| // attempt this in a situation that would require coverage AA. |
| SkASSERT(!appliedClip.clipCoverageFragmentProcessor()); |
| |
| fRenderTargetContext->setNeedsStencil(); |
| |
| std::unique_ptr<GrOp> op = GrStencilPathOp::Make(viewMatrix, |
| useHWAA, |
| path->getFillType(), |
| appliedClip.hasStencilClip(), |
| appliedClip.scissorState(), |
| path); |
| if (!op) { |
| return; |
| } |
| op->setClippedBounds(bounds); |
| fRenderTargetContext->getRTOpList()->addOp(std::move(op), *fRenderTargetContext->caps()); |
| } |
| |
| void GrRenderTargetContextPriv::stencilRect(const GrClip& clip, |
| const GrUserStencilSettings* ss, |
| GrAAType aaType, |
| const SkMatrix& viewMatrix, |
| const SkRect& rect) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fRenderTargetContext->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContextPriv", "stencilRect", |
| fRenderTargetContext->fContext); |
| |
| SkASSERT(GrAAType::kCoverage != aaType); |
| AutoCheckFlush acf(fRenderTargetContext->drawingManager()); |
| |
| GrPaint paint; |
| paint.setXPFactory(GrDisableColorXPFactory::Get()); |
| std::unique_ptr<GrDrawOp> op = |
| GrRectOpFactory::MakeNonAAFill(std::move(paint), viewMatrix, rect, aaType, ss); |
| fRenderTargetContext->addDrawOp(clip, std::move(op)); |
| } |
| |
| bool GrRenderTargetContextPriv::drawAndStencilRect(const GrClip& clip, |
| const GrUserStencilSettings* ss, |
| SkRegion::Op op, |
| bool invert, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRect& rect) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_FALSE_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fRenderTargetContext->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContextPriv", "drawAndStencilRect", |
| fRenderTargetContext->fContext); |
| |
| AutoCheckFlush acf(fRenderTargetContext->drawingManager()); |
| |
| GrPaint paint; |
| paint.setCoverageSetOpXPFactory(op, invert); |
| |
| if (fRenderTargetContext->drawFilledRect(clip, std::move(paint), aa, viewMatrix, rect, ss)) { |
| return true; |
| } |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRect(rect); |
| return this->drawAndStencilPath(clip, ss, op, invert, aa, viewMatrix, path); |
| } |
| |
| void GrRenderTargetContext::fillRectToRect(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRect& rectToDraw, |
| const SkRect& localRect) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "fillRectToRect", fContext); |
| |
| SkRect croppedRect = rectToDraw; |
| SkRect croppedLocalRect = localRect; |
| if (!crop_filled_rect(this->width(), this->height(), clip, viewMatrix, |
| &croppedRect, &croppedLocalRect)) { |
| return; |
| } |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| if (GrCaps::InstancedSupport::kNone != fContext->caps()->instancedSupport()) { |
| gr_instanced::OpAllocator* oa = this->drawingManager()->instancingAllocator(); |
| std::unique_ptr<GrDrawOp> op(oa->recordRect(croppedRect, viewMatrix, std::move(paint), |
| croppedLocalRect, aa, fInstancedPipelineInfo)); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| } |
| |
| GrAAType aaType = this->chooseAAType(aa, GrAllowMixedSamples::kNo); |
| if (GrAAType::kCoverage != aaType) { |
| std::unique_ptr<GrDrawOp> op = GrRectOpFactory::MakeNonAAFillWithLocalRect( |
| std::move(paint), viewMatrix, croppedRect, croppedLocalRect, aaType); |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| |
| std::unique_ptr<GrDrawOp> op = GrRectOpFactory::MakeAAFillWithLocalRect( |
| std::move(paint), viewMatrix, croppedRect, croppedLocalRect); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| |
| SkMatrix viewAndUnLocalMatrix; |
| if (!viewAndUnLocalMatrix.setRectToRect(localRect, rectToDraw, SkMatrix::kFill_ScaleToFit)) { |
| SkDebugf("fillRectToRect called with empty local matrix.\n"); |
| return; |
| } |
| viewAndUnLocalMatrix.postConcat(viewMatrix); |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRect(localRect); |
| this->internalDrawPath(clip, std::move(paint), aa, viewAndUnLocalMatrix, path, GrStyle()); |
| } |
| |
| static bool must_filter(const SkRect& src, const SkRect& dst, const SkMatrix& ctm) { |
| // We don't currently look for 90 degree rotations, mirroring, or downscales that sample at |
| // texel centers. |
| if (!ctm.isTranslate()) { |
| return true; |
| } |
| if (src.width() != dst.width() || src.height() != dst.height()) { |
| return true; |
| } |
| // Check that the device space rectangle's fractional offset is the same as the src rectangle, |
| // and that therefore integers in the src image fall on integers in device space. |
| SkScalar x = ctm.getTranslateX(), y = ctm.getTranslateY(); |
| x += dst.fLeft; y += dst.fTop; |
| x -= src.fLeft; y -= src.fTop; |
| return !SkScalarIsInt(x) || !SkScalarIsInt(y); |
| } |
| |
| void GrRenderTargetContext::drawTextureAffine(const GrClip& clip, sk_sp<GrTextureProxy> proxy, |
| GrSamplerParams::FilterMode filter, GrColor color, |
| const SkRect& srcRect, const SkRect& dstRect, |
| const SkMatrix& viewMatrix, |
| sk_sp<GrColorSpaceXform> colorSpaceXform) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawTextureAffine", fContext); |
| SkASSERT(!viewMatrix.hasPerspective()); |
| if (filter != GrSamplerParams::kNone_FilterMode && !must_filter(srcRect, dstRect, viewMatrix)) { |
| filter = GrSamplerParams::kNone_FilterMode; |
| } |
| bool allowSRGB = SkToBool(this->getColorSpace()); |
| this->addDrawOp(clip, GrTextureOp::Make(std::move(proxy), filter, color, srcRect, dstRect, |
| viewMatrix, std::move(colorSpaceXform), allowSRGB)); |
| } |
| |
| void GrRenderTargetContext::fillRectWithLocalMatrix(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRect& rectToDraw, |
| const SkMatrix& localMatrix) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "fillRectWithLocalMatrix", fContext); |
| |
| SkRect croppedRect = rectToDraw; |
| if (!crop_filled_rect(this->width(), this->height(), clip, viewMatrix, &croppedRect)) { |
| return; |
| } |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| if (GrCaps::InstancedSupport::kNone != fContext->caps()->instancedSupport()) { |
| gr_instanced::OpAllocator* oa = this->drawingManager()->instancingAllocator(); |
| std::unique_ptr<GrDrawOp> op(oa->recordRect(croppedRect, viewMatrix, std::move(paint), |
| localMatrix, aa, fInstancedPipelineInfo)); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| } |
| |
| GrAAType aaType = this->chooseAAType(aa, GrAllowMixedSamples::kNo); |
| if (GrAAType::kCoverage != aaType) { |
| std::unique_ptr<GrDrawOp> op = GrRectOpFactory::MakeNonAAFillWithLocalMatrix( |
| std::move(paint), viewMatrix, localMatrix, croppedRect, aaType); |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| |
| std::unique_ptr<GrDrawOp> op = GrRectOpFactory::MakeAAFillWithLocalMatrix( |
| std::move(paint), viewMatrix, localMatrix, croppedRect); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| |
| SkMatrix viewAndUnLocalMatrix; |
| if (!localMatrix.invert(&viewAndUnLocalMatrix)) { |
| SkDebugf("fillRectWithLocalMatrix called with degenerate local matrix.\n"); |
| return; |
| } |
| viewAndUnLocalMatrix.postConcat(viewMatrix); |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRect(rectToDraw); |
| path.transform(localMatrix); |
| this->internalDrawPath(clip, std::move(paint), aa, viewAndUnLocalMatrix, path, GrStyle()); |
| } |
| |
| void GrRenderTargetContext::drawVertices(const GrClip& clip, |
| GrPaint&& paint, |
| const SkMatrix& viewMatrix, |
| sk_sp<SkVertices> vertices, |
| GrPrimitiveType* overridePrimType) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawVertices", fContext); |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| SkASSERT(vertices); |
| GrAAType aaType = this->chooseAAType(GrAA::kNo, GrAllowMixedSamples::kNo); |
| std::unique_ptr<GrDrawOp> op = |
| GrDrawVerticesOp::Make(std::move(paint), std::move(vertices), viewMatrix, aaType, |
| this->isGammaCorrect(), fColorXformFromSRGB, overridePrimType); |
| this->addDrawOp(clip, std::move(op)); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void GrRenderTargetContext::drawAtlas(const GrClip& clip, |
| GrPaint&& paint, |
| const SkMatrix& viewMatrix, |
| int spriteCount, |
| const SkRSXform xform[], |
| const SkRect texRect[], |
| const SkColor colors[]) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawAtlas", fContext); |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| GrAAType aaType = this->chooseAAType(GrAA::kNo, GrAllowMixedSamples::kNo); |
| std::unique_ptr<GrDrawOp> op = GrDrawAtlasOp::Make(std::move(paint), viewMatrix, aaType, |
| spriteCount, xform, texRect, colors); |
| this->addDrawOp(clip, std::move(op)); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void GrRenderTargetContext::drawRRect(const GrClip& origClip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRRect& rrect, |
| const GrStyle& style) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawRRect", fContext); |
| if (rrect.isEmpty()) { |
| return; |
| } |
| |
| GrNoClip noclip; |
| const GrClip* clip = &origClip; |
| #ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK |
| // The Android framework frequently clips rrects to themselves where the clip is non-aa and the |
| // draw is aa. Since our lower level clip code works from op bounds, which are SkRects, it |
| // doesn't detect that the clip can be ignored (modulo antialiasing). The following test |
| // attempts to mitigate the stencil clip cost but will only help when the entire clip stack |
| // can be ignored. We'd prefer to fix this in the framework by removing the clips calls. |
| SkRRect devRRect; |
| if (rrect.transform(viewMatrix, &devRRect) && clip->quickContains(devRRect)) { |
| clip = &noclip; |
| } |
| #endif |
| SkASSERT(!style.pathEffect()); // this should've been devolved to a path in SkGpuDevice |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| const SkStrokeRec stroke = style.strokeRec(); |
| |
| if (GrCaps::InstancedSupport::kNone != fContext->caps()->instancedSupport() && |
| stroke.isFillStyle()) { |
| gr_instanced::OpAllocator* oa = this->drawingManager()->instancingAllocator(); |
| std::unique_ptr<GrDrawOp> op( |
| oa->recordRRect(rrect, viewMatrix, std::move(paint), aa, fInstancedPipelineInfo)); |
| if (op) { |
| this->addDrawOp(*clip, std::move(op)); |
| return; |
| } |
| } |
| |
| GrAAType aaType = this->chooseAAType(aa, GrAllowMixedSamples::kNo); |
| if (GrAAType::kCoverage == aaType) { |
| const GrShaderCaps* shaderCaps = fContext->caps()->shaderCaps(); |
| std::unique_ptr<GrDrawOp> op = GrOvalOpFactory::MakeRRectOp(std::move(paint), |
| viewMatrix, |
| rrect, |
| stroke, |
| shaderCaps); |
| if (op) { |
| this->addDrawOp(*clip, std::move(op)); |
| return; |
| } |
| } |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRRect(rrect); |
| this->internalDrawPath(*clip, std::move(paint), aa, viewMatrix, path, style); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| static SkPoint3 map(const SkMatrix& m, const SkPoint3& pt) { |
| SkPoint3 result; |
| m.mapXY(pt.fX, pt.fY, (SkPoint*)&result.fX); |
| result.fZ = pt.fZ; |
| return result; |
| } |
| |
| bool GrRenderTargetContext::drawFastShadow(const GrClip& clip, |
| GrColor color4ub, |
| const SkMatrix& viewMatrix, |
| const SkPath& path, |
| const SkDrawShadowRec& rec) { |
| ASSERT_SINGLE_OWNER |
| if (this->drawingManager()->wasAbandoned()) { |
| return true; |
| } |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawFastShadow", fContext); |
| |
| // check z plane |
| bool tiltZPlane = SkToBool(!SkScalarNearlyZero(rec.fZPlaneParams.fX) || |
| !SkScalarNearlyZero(rec.fZPlaneParams.fY)); |
| bool skipAnalytic = SkToBool(rec.fFlags & SkShadowFlags::kGeometricOnly_ShadowFlag); |
| if (tiltZPlane || skipAnalytic || !viewMatrix.rectStaysRect() || !viewMatrix.isSimilarity()) { |
| return false; |
| } |
| |
| SkRRect rrect; |
| SkRect rect; |
| // we can only handle rects, circles, and rrects with circular corners |
| bool isRRect = path.isRRect(&rrect) && rrect.isSimpleCircular() && |
| rrect.radii(SkRRect::kUpperLeft_Corner).fX > SK_ScalarNearlyZero; |
| if (!isRRect && |
| path.isOval(&rect) && SkScalarNearlyEqual(rect.width(), rect.height()) && |
| rect.width() > SK_ScalarNearlyZero) { |
| rrect.setOval(rect); |
| isRRect = true; |
| } |
| if (!isRRect && path.isRect(&rect)) { |
| rrect.setRect(rect); |
| isRRect = true; |
| } |
| |
| if (!isRRect) { |
| return false; |
| } |
| |
| if (rrect.isEmpty()) { |
| return true; |
| } |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| // transform light |
| SkPoint3 devLightPos = map(viewMatrix, rec.fLightPos); |
| |
| // 1/scale |
| SkScalar devToSrcScale = viewMatrix.isScaleTranslate() ? |
| SkScalarInvert(viewMatrix[SkMatrix::kMScaleX]) : |
| sk_float_rsqrt(viewMatrix[SkMatrix::kMScaleX] * viewMatrix[SkMatrix::kMScaleX] + |
| viewMatrix[SkMatrix::kMSkewX] * viewMatrix[SkMatrix::kMSkewX]); |
| |
| SkScalar occluderHeight = rec.fZPlaneParams.fZ; |
| GrColor4f color = GrColor4f::FromGrColor(color4ub); |
| bool transparent = SkToBool(rec.fFlags & SkShadowFlags::kTransparentOccluder_ShadowFlag); |
| bool tonalColor = SkToBool(rec.fFlags & SkShadowFlags::kTonalColor_ShadowFlag); |
| |
| if (rec.fAmbientAlpha > 0) { |
| SkScalar devSpaceInsetWidth = SkDrawShadowMetrics::AmbientBlurRadius(occluderHeight); |
| const SkScalar umbraRecipAlpha = SkDrawShadowMetrics::AmbientRecipAlpha(occluderHeight); |
| const SkScalar devSpaceAmbientBlur = devSpaceInsetWidth * umbraRecipAlpha; |
| |
| // Outset the shadow rrect to the border of the penumbra |
| SkScalar ambientPathOutset = devSpaceInsetWidth * devToSrcScale; |
| SkRRect ambientRRect; |
| SkRect outsetRect = rrect.rect().makeOutset(ambientPathOutset, ambientPathOutset); |
| // If the rrect was an oval then its outset will also be one. |
| // We set it explicitly to avoid errors. |
| if (rrect.isOval()) { |
| ambientRRect = SkRRect::MakeOval(outsetRect); |
| } else { |
| SkScalar outsetRad = rrect.getSimpleRadii().fX + ambientPathOutset; |
| ambientRRect = SkRRect::MakeRectXY(outsetRect, outsetRad, outsetRad); |
| } |
| |
| GrColor ambientColor; |
| if (tonalColor) { |
| // with tonal color, the color only applies to the spot shadow |
| ambientColor = GrColorPackRGBA(0, 0, 0, 255.999f*rec.fAmbientAlpha); |
| } else { |
| ambientColor = color.mulByScalar(rec.fAmbientAlpha).toGrColor(); |
| } |
| if (transparent) { |
| // set a large inset to force a fill |
| devSpaceInsetWidth = ambientRRect.width(); |
| } |
| // the fraction of the blur we want to apply is devSpaceInsetWidth/devSpaceAmbientBlur, |
| // which is just 1/umbraRecipAlpha. |
| SkScalar blurClamp = SkScalarInvert(umbraRecipAlpha); |
| |
| std::unique_ptr<GrDrawOp> op = GrShadowRRectOp::Make(ambientColor, viewMatrix, |
| ambientRRect, |
| devSpaceAmbientBlur, |
| devSpaceInsetWidth, |
| blurClamp); |
| SkASSERT(op); |
| this->addDrawOp(clip, std::move(op)); |
| } |
| |
| if (rec.fSpotAlpha > 0) { |
| SkScalar devSpaceSpotBlur; |
| SkScalar spotScale; |
| SkVector spotOffset; |
| SkDrawShadowMetrics::GetSpotParams(occluderHeight, devLightPos.fX, devLightPos.fY, |
| devLightPos.fZ, rec.fLightRadius, |
| &devSpaceSpotBlur, &spotScale, &spotOffset); |
| // handle scale of radius due to CTM |
| const SkScalar srcSpaceSpotBlur = devSpaceSpotBlur * devToSrcScale; |
| |
| // Adjust translate for the effect of the scale. |
| spotOffset.fX += spotScale*viewMatrix[SkMatrix::kMTransX]; |
| spotOffset.fY += spotScale*viewMatrix[SkMatrix::kMTransY]; |
| // This offset is in dev space, need to transform it into source space. |
| SkMatrix ctmInverse; |
| if (viewMatrix.invert(&ctmInverse)) { |
| ctmInverse.mapPoints(&spotOffset, 1); |
| } else { |
| // Since the matrix is a similarity, this should never happen, but just in case... |
| SkDebugf("Matrix is degenerate. Will not render spot shadow correctly!\n"); |
| SkASSERT(false); |
| } |
| |
| // Compute the transformed shadow rrect |
| SkRRect spotShadowRRect; |
| SkMatrix shadowTransform; |
| shadowTransform.setScaleTranslate(spotScale, spotScale, spotOffset.fX, spotOffset.fY); |
| rrect.transform(shadowTransform, &spotShadowRRect); |
| SkScalar spotRadius = spotShadowRRect.getSimpleRadii().fX; |
| |
| // Compute the insetWidth |
| SkScalar blurOutset = srcSpaceSpotBlur; |
| SkScalar insetWidth = blurOutset; |
| if (transparent) { |
| // If transparent, just do a fill |
| insetWidth += spotShadowRRect.width(); |
| } else { |
| // For shadows, instead of using a stroke we specify an inset from the penumbra |
| // border. We want to extend this inset area so that it meets up with the caster |
| // geometry. The inset geometry will by default already be inset by the blur width. |
| // |
| // We compare the min and max corners inset by the radius between the original |
| // rrect and the shadow rrect. The distance between the two plus the difference |
| // between the scaled radius and the original radius gives the distance from the |
| // transformed shadow shape to the original shape in that corner. The max |
| // of these gives the maximum distance we need to cover. |
| // |
| // Since we are outsetting by 1/2 the blur distance, we just add the maxOffset to |
| // that to get the full insetWidth. |
| SkScalar maxOffset; |
| if (rrect.isRect()) { |
| // Manhattan distance works better for rects |
| maxOffset = SkTMax(SkTMax(SkTAbs(spotShadowRRect.rect().fLeft - |
| rrect.rect().fLeft), |
| SkTAbs(spotShadowRRect.rect().fTop - |
| rrect.rect().fTop)), |
| SkTMax(SkTAbs(spotShadowRRect.rect().fRight - |
| rrect.rect().fRight), |
| SkTAbs(spotShadowRRect.rect().fBottom - |
| rrect.rect().fBottom))); |
| } else { |
| SkScalar dr = spotRadius - rrect.getSimpleRadii().fX; |
| SkPoint upperLeftOffset = SkPoint::Make(spotShadowRRect.rect().fLeft - |
| rrect.rect().fLeft + dr, |
| spotShadowRRect.rect().fTop - |
| rrect.rect().fTop + dr); |
| SkPoint lowerRightOffset = SkPoint::Make(spotShadowRRect.rect().fRight - |
| rrect.rect().fRight - dr, |
| spotShadowRRect.rect().fBottom - |
| rrect.rect().fBottom - dr); |
| maxOffset = SkScalarSqrt(SkTMax(upperLeftOffset.lengthSqd(), |
| lowerRightOffset.lengthSqd())) + dr; |
| } |
| insetWidth += maxOffset; |
| } |
| |
| // Outset the shadow rrect to the border of the penumbra |
| SkRect outsetRect = spotShadowRRect.rect().makeOutset(blurOutset, blurOutset); |
| if (spotShadowRRect.isOval()) { |
| spotShadowRRect = SkRRect::MakeOval(outsetRect); |
| } else { |
| SkScalar outsetRad = spotRadius + blurOutset; |
| spotShadowRRect = SkRRect::MakeRectXY(outsetRect, outsetRad, outsetRad); |
| } |
| |
| GrColor spotColor; |
| if (tonalColor) { |
| SkScalar colorScale; |
| SkScalar tonalAlpha; |
| SkShadowUtils::ComputeTonalColorParams(color.fRGBA[0], color.fRGBA[1], |
| color.fRGBA[2], rec.fSpotAlpha, |
| &colorScale, &tonalAlpha); |
| color.fRGBA[0] *= colorScale; |
| color.fRGBA[1] *= colorScale; |
| color.fRGBA[2] *= colorScale; |
| color.fRGBA[3] = tonalAlpha; |
| spotColor = color.toGrColor(); |
| } else { |
| spotColor = color.mulByScalar(rec.fSpotAlpha).toGrColor(); |
| } |
| |
| std::unique_ptr<GrDrawOp> op = GrShadowRRectOp::Make(spotColor, viewMatrix, |
| spotShadowRRect, |
| 2.0f * devSpaceSpotBlur, |
| insetWidth); |
| SkASSERT(op); |
| this->addDrawOp(clip, std::move(op)); |
| } |
| |
| return true; |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| bool GrRenderTargetContext::drawFilledDRRect(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRRect& origOuter, |
| const SkRRect& origInner) { |
| SkASSERT(!origInner.isEmpty()); |
| SkASSERT(!origOuter.isEmpty()); |
| |
| if (GrCaps::InstancedSupport::kNone != fContext->caps()->instancedSupport()) { |
| gr_instanced::OpAllocator* oa = this->drawingManager()->instancingAllocator(); |
| std::unique_ptr<GrDrawOp> op(oa->recordDRRect( |
| origOuter, origInner, viewMatrix, std::move(paint), aa, fInstancedPipelineInfo)); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return true; |
| } |
| } |
| |
| GrAAType aaType = this->chooseAAType(aa, GrAllowMixedSamples::kNo); |
| |
| GrPrimitiveEdgeType innerEdgeType, outerEdgeType; |
| if (GrAAType::kCoverage == aaType) { |
| innerEdgeType = kInverseFillAA_GrProcessorEdgeType; |
| outerEdgeType = kFillAA_GrProcessorEdgeType; |
| } else { |
| innerEdgeType = kInverseFillBW_GrProcessorEdgeType; |
| outerEdgeType = kFillBW_GrProcessorEdgeType; |
| } |
| |
| SkTCopyOnFirstWrite<SkRRect> inner(origInner), outer(origOuter); |
| SkMatrix inverseVM; |
| if (!viewMatrix.isIdentity()) { |
| if (!origInner.transform(viewMatrix, inner.writable())) { |
| return false; |
| } |
| if (!origOuter.transform(viewMatrix, outer.writable())) { |
| return false; |
| } |
| if (!viewMatrix.invert(&inverseVM)) { |
| return false; |
| } |
| } else { |
| inverseVM.reset(); |
| } |
| |
| // TODO these need to be a geometry processors |
| std::unique_ptr<GrFragmentProcessor> innerEffect(GrRRectEffect::Make(innerEdgeType, *inner)); |
| if (!innerEffect) { |
| return false; |
| } |
| |
| std::unique_ptr<GrFragmentProcessor> outerEffect(GrRRectEffect::Make(outerEdgeType, *outer)); |
| if (!outerEffect) { |
| return false; |
| } |
| |
| paint.addCoverageFragmentProcessor(std::move(innerEffect)); |
| paint.addCoverageFragmentProcessor(std::move(outerEffect)); |
| |
| SkRect bounds = outer->getBounds(); |
| if (GrAAType::kCoverage == aaType) { |
| bounds.outset(SK_ScalarHalf, SK_ScalarHalf); |
| } |
| |
| this->fillRectWithLocalMatrix(clip, std::move(paint), GrAA::kNo, SkMatrix::I(), bounds, |
| inverseVM); |
| return true; |
| } |
| |
| void GrRenderTargetContext::drawDRRect(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRRect& outer, |
| const SkRRect& inner) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawDRRect", fContext); |
| |
| SkASSERT(!outer.isEmpty()); |
| SkASSERT(!inner.isEmpty()); |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| if (this->drawFilledDRRect(clip, std::move(paint), aa, viewMatrix, outer, inner)) { |
| return; |
| } |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRRect(inner); |
| path.addRRect(outer); |
| path.setFillType(SkPath::kEvenOdd_FillType); |
| |
| this->internalDrawPath(clip, std::move(paint), aa, viewMatrix, path, GrStyle::SimpleFill()); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void GrRenderTargetContext::drawRegion(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRegion& region, |
| const GrStyle& style, |
| const GrUserStencilSettings* ss) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawRegion", fContext); |
| |
| if (GrAA::kYes == aa) { |
| // GrRegionOp performs no antialiasing but is much faster, so here we check the matrix |
| // to see whether aa is really required. |
| if (!SkToBool(viewMatrix.getType() & ~(SkMatrix::kTranslate_Mask)) && |
| SkScalarIsInt(viewMatrix.getTranslateX()) && |
| SkScalarIsInt(viewMatrix.getTranslateY())) { |
| aa = GrAA::kNo; |
| } |
| } |
| bool complexStyle = !style.isSimpleFill(); |
| if (complexStyle || GrAA::kYes == aa) { |
| SkPath path; |
| region.getBoundaryPath(&path); |
| return this->drawPath(clip, std::move(paint), aa, viewMatrix, path, style); |
| } |
| |
| GrAAType aaType = this->chooseAAType(GrAA::kNo, GrAllowMixedSamples::kNo); |
| std::unique_ptr<GrDrawOp> op = GrRegionOp::Make(std::move(paint), viewMatrix, region, aaType, |
| ss); |
| this->addDrawOp(clip, std::move(op)); |
| } |
| |
| void GrRenderTargetContext::drawOval(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRect& oval, |
| const GrStyle& style) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawOval", fContext); |
| |
| if (oval.isEmpty()) { |
| return; |
| } |
| |
| SkASSERT(!style.pathEffect()); // this should've been devolved to a path in SkGpuDevice |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| const SkStrokeRec& stroke = style.strokeRec(); |
| |
| if (GrCaps::InstancedSupport::kNone != fContext->caps()->instancedSupport() && |
| stroke.isFillStyle()) { |
| gr_instanced::OpAllocator* oa = this->drawingManager()->instancingAllocator(); |
| std::unique_ptr<GrDrawOp> op( |
| oa->recordOval(oval, viewMatrix, std::move(paint), aa, fInstancedPipelineInfo)); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| } |
| |
| GrAAType aaType = this->chooseAAType(aa, GrAllowMixedSamples::kNo); |
| if (GrAAType::kCoverage == aaType) { |
| const GrShaderCaps* shaderCaps = fContext->caps()->shaderCaps(); |
| std::unique_ptr<GrDrawOp> op = |
| GrOvalOpFactory::MakeOvalOp(std::move(paint), viewMatrix, oval, stroke, shaderCaps); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| } |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addOval(oval); |
| this->internalDrawPath(clip, std::move(paint), aa, viewMatrix, path, style); |
| } |
| |
| void GrRenderTargetContext::drawArc(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkRect& oval, |
| SkScalar startAngle, |
| SkScalar sweepAngle, |
| bool useCenter, |
| const GrStyle& style) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawArc", fContext); |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| GrAAType aaType = this->chooseAAType(aa, GrAllowMixedSamples::kNo); |
| if (GrAAType::kCoverage == aaType) { |
| const GrShaderCaps* shaderCaps = fContext->caps()->shaderCaps(); |
| std::unique_ptr<GrDrawOp> op = GrOvalOpFactory::MakeArcOp(std::move(paint), |
| viewMatrix, |
| oval, |
| startAngle, |
| sweepAngle, |
| useCenter, |
| style, |
| shaderCaps); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| } |
| SkPath path; |
| SkPathPriv::CreateDrawArcPath(&path, oval, startAngle, sweepAngle, useCenter, |
| style.isSimpleFill()); |
| this->internalDrawPath(clip, std::move(paint), aa, viewMatrix, path, style); |
| } |
| |
| void GrRenderTargetContext::drawImageLattice(const GrClip& clip, |
| GrPaint&& paint, |
| const SkMatrix& viewMatrix, |
| int imageWidth, |
| int imageHeight, |
| std::unique_ptr<SkLatticeIter> iter, |
| const SkRect& dst) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "drawImageLattice", fContext); |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| std::unique_ptr<GrDrawOp> op = GrLatticeOp::MakeNonAA(std::move(paint), viewMatrix, imageWidth, |
| imageHeight, std::move(iter), dst); |
| this->addDrawOp(clip, std::move(op)); |
| } |
| |
| GrSemaphoresSubmitted GrRenderTargetContext::prepareForExternalIO( |
| int numSemaphores, GrBackendSemaphore backendSemaphores[]) { |
| ASSERT_SINGLE_OWNER |
| if (this->drawingManager()->wasAbandoned()) { return GrSemaphoresSubmitted::kNo; } |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "prepareForExternalIO", fContext); |
| |
| return this->drawingManager()->prepareSurfaceForExternalIO(fRenderTargetProxy.get(), |
| numSemaphores, |
| backendSemaphores); |
| } |
| |
| bool GrRenderTargetContext::waitOnSemaphores(int numSemaphores, |
| const GrBackendSemaphore* waitSemaphores) { |
| ASSERT_SINGLE_OWNER |
| RETURN_FALSE_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "waitOnSemaphores", fContext); |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| if (numSemaphores && !this->caps()->fenceSyncSupport()) { |
| return false; |
| } |
| |
| SkTArray<sk_sp<GrSemaphore>> semaphores(numSemaphores); |
| for (int i = 0; i < numSemaphores; ++i) { |
| sk_sp<GrSemaphore> sema = fContext->resourceProvider()->wrapBackendSemaphore( |
| waitSemaphores[i], kAdopt_GrWrapOwnership); |
| std::unique_ptr<GrOp> waitOp(GrSemaphoreOp::MakeWait(sema, fRenderTargetProxy.get())); |
| this->getRTOpList()->addOp(std::move(waitOp), *this->caps()); |
| } |
| return true; |
| } |
| |
| void GrRenderTargetContext::insertEventMarker(const SkString& str) { |
| std::unique_ptr<GrOp> op(GrDebugMarkerOp::Make(fRenderTargetProxy.get(), str)); |
| this->getRTOpList()->addOp(std::move(op), *this->caps()); |
| } |
| |
| |
| // Can 'path' be drawn as a pair of filled nested rectangles? |
| static bool fills_as_nested_rects(const SkMatrix& viewMatrix, const SkPath& path, SkRect rects[2]) { |
| |
| if (path.isInverseFillType()) { |
| return false; |
| } |
| |
| // TODO: this restriction could be lifted if we were willing to apply |
| // the matrix to all the points individually rather than just to the rect |
| if (!viewMatrix.rectStaysRect()) { |
| return false; |
| } |
| |
| SkPath::Direction dirs[2]; |
| if (!path.isNestedFillRects(rects, dirs)) { |
| return false; |
| } |
| |
| if (SkPath::kWinding_FillType == path.getFillType() && dirs[0] == dirs[1]) { |
| // The two rects need to be wound opposite to each other |
| return false; |
| } |
| |
| // Right now, nested rects where the margin is not the same width |
| // all around do not render correctly |
| const SkScalar* outer = rects[0].asScalars(); |
| const SkScalar* inner = rects[1].asScalars(); |
| |
| bool allEq = true; |
| |
| SkScalar margin = SkScalarAbs(outer[0] - inner[0]); |
| bool allGoE1 = margin >= SK_Scalar1; |
| |
| for (int i = 1; i < 4; ++i) { |
| SkScalar temp = SkScalarAbs(outer[i] - inner[i]); |
| if (temp < SK_Scalar1) { |
| allGoE1 = false; |
| } |
| if (!SkScalarNearlyEqual(margin, temp)) { |
| allEq = false; |
| } |
| } |
| |
| return allEq || allGoE1; |
| } |
| |
| void GrRenderTargetContext::drawPath(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkPath& path, |
| const GrStyle& style) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContextPriv", "drawPath", fContext); |
| |
| if (path.isEmpty()) { |
| if (path.isInverseFillType()) { |
| this->drawPaint(clip, std::move(paint), viewMatrix); |
| } |
| return; |
| } |
| |
| AutoCheckFlush acf(this->drawingManager()); |
| |
| GrAAType aaType = this->chooseAAType(aa, GrAllowMixedSamples::kNo); |
| if (GrAAType::kCoverage == aaType && !style.pathEffect()) { |
| if (style.isSimpleFill() && !path.isConvex()) { |
| // Concave AA paths are expensive - try to avoid them for special cases |
| SkRect rects[2]; |
| |
| if (fills_as_nested_rects(viewMatrix, path, rects)) { |
| std::unique_ptr<GrDrawOp> op = |
| GrRectOpFactory::MakeAAFillNestedRects(std::move(paint), viewMatrix, rects); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| } |
| // A null return indicates that there is nothing to draw in this case. |
| return; |
| } |
| } |
| SkRect ovalRect; |
| bool isOval = path.isOval(&ovalRect); |
| |
| if (isOval && !path.isInverseFillType()) { |
| const GrShaderCaps* shaderCaps = fContext->caps()->shaderCaps(); |
| std::unique_ptr<GrDrawOp> op = GrOvalOpFactory::MakeOvalOp( |
| std::move(paint), viewMatrix, ovalRect, style.strokeRec(), shaderCaps); |
| if (op) { |
| this->addDrawOp(clip, std::move(op)); |
| return; |
| } |
| } |
| } |
| |
| // Note that internalDrawPath may sw-rasterize the path into a scratch texture. |
| // Scratch textures can be recycled after they are returned to the texture |
| // cache. This presents a potential hazard for buffered drawing. However, |
| // the writePixels that uploads to the scratch will perform a flush so we're |
| // OK. |
| this->internalDrawPath(clip, std::move(paint), aa, viewMatrix, path, style); |
| } |
| |
| bool GrRenderTargetContextPriv::drawAndStencilPath(const GrClip& clip, |
| const GrUserStencilSettings* ss, |
| SkRegion::Op op, |
| bool invert, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkPath& path) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_FALSE_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fRenderTargetContext->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContextPriv", "drawAndStencilPath", |
| fRenderTargetContext->fContext); |
| |
| if (path.isEmpty() && path.isInverseFillType()) { |
| this->drawAndStencilRect(clip, ss, op, invert, GrAA::kNo, SkMatrix::I(), |
| SkRect::MakeIWH(fRenderTargetContext->width(), |
| fRenderTargetContext->height())); |
| return true; |
| } |
| |
| AutoCheckFlush acf(fRenderTargetContext->drawingManager()); |
| |
| // An Assumption here is that path renderer would use some form of tweaking |
| // the src color (either the input alpha or in the frag shader) to implement |
| // aa. If we have some future driver-mojo path AA that can do the right |
| // thing WRT to the blend then we'll need some query on the PR. |
| GrAAType aaType = fRenderTargetContext->chooseAAType(aa, GrAllowMixedSamples::kNo); |
| bool hasUserStencilSettings = !ss->isUnused(); |
| |
| GrShape shape(path, GrStyle::SimpleFill()); |
| GrPathRenderer::CanDrawPathArgs canDrawArgs; |
| canDrawArgs.fCaps = fRenderTargetContext->drawingManager()->getContext()->caps(); |
| canDrawArgs.fViewMatrix = &viewMatrix; |
| canDrawArgs.fShape = &shape; |
| canDrawArgs.fAAType = aaType; |
| canDrawArgs.fHasUserStencilSettings = hasUserStencilSettings; |
| |
| // Don't allow the SW renderer |
| GrPathRenderer* pr = fRenderTargetContext->drawingManager()->getPathRenderer( |
| canDrawArgs, false, GrPathRendererChain::DrawType::kStencilAndColor); |
| if (!pr) { |
| return false; |
| } |
| |
| GrPaint paint; |
| paint.setCoverageSetOpXPFactory(op, invert); |
| |
| GrPathRenderer::DrawPathArgs args{ |
| fRenderTargetContext->drawingManager()->getContext(), |
| std::move(paint), |
| ss, |
| fRenderTargetContext, |
| &clip, |
| &viewMatrix, |
| &shape, |
| aaType, |
| fRenderTargetContext->isGammaCorrect()}; |
| pr->drawPath(args); |
| return true; |
| } |
| |
| SkBudgeted GrRenderTargetContextPriv::isBudgeted() const { |
| ASSERT_SINGLE_OWNER_PRIV |
| |
| if (fRenderTargetContext->wasAbandoned()) { |
| return SkBudgeted::kNo; |
| } |
| |
| SkDEBUGCODE(fRenderTargetContext->validate();) |
| |
| return fRenderTargetContext->fRenderTargetProxy->isBudgeted(); |
| } |
| |
| void GrRenderTargetContext::internalDrawPath(const GrClip& clip, |
| GrPaint&& paint, |
| GrAA aa, |
| const SkMatrix& viewMatrix, |
| const SkPath& path, |
| const GrStyle& style) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "internalDrawPath", fContext); |
| |
| SkASSERT(!path.isEmpty()); |
| GrShape shape; |
| // NVPR cannot handle hairlines, so this would get picked up by a different stencil and |
| // cover path renderer (i.e. default path renderer). The hairline renderer produces much |
| // smoother hairlines than MSAA. |
| GrAllowMixedSamples allowMixedSamples = |
| style.isSimpleHairline() ? GrAllowMixedSamples::kNo : GrAllowMixedSamples::kYes; |
| GrAAType aaType = this->chooseAAType(aa, allowMixedSamples); |
| GrPathRenderer::CanDrawPathArgs canDrawArgs; |
| canDrawArgs.fCaps = this->drawingManager()->getContext()->caps(); |
| canDrawArgs.fViewMatrix = &viewMatrix; |
| canDrawArgs.fShape = &shape; |
| canDrawArgs.fHasUserStencilSettings = false; |
| |
| GrPathRenderer* pr; |
| static constexpr GrPathRendererChain::DrawType kType = GrPathRendererChain::DrawType::kColor; |
| do { |
| shape = GrShape(path, style); |
| if (shape.isEmpty()) { |
| return; |
| } |
| |
| canDrawArgs.fAAType = aaType; |
| |
| // Try a 1st time without applying any of the style to the geometry (and barring sw) |
| pr = this->drawingManager()->getPathRenderer(canDrawArgs, false, kType); |
| SkScalar styleScale = GrStyle::MatrixToScaleFactor(viewMatrix); |
| |
| if (!pr && shape.style().pathEffect()) { |
| // It didn't work above, so try again with the path effect applied. |
| shape = shape.applyStyle(GrStyle::Apply::kPathEffectOnly, styleScale); |
| if (shape.isEmpty()) { |
| return; |
| } |
| pr = this->drawingManager()->getPathRenderer(canDrawArgs, false, kType); |
| } |
| if (!pr) { |
| if (shape.style().applies()) { |
| shape = shape.applyStyle(GrStyle::Apply::kPathEffectAndStrokeRec, styleScale); |
| if (shape.isEmpty()) { |
| return; |
| } |
| } |
| // This time, allow SW renderer |
| pr = this->drawingManager()->getPathRenderer(canDrawArgs, true, kType); |
| } |
| if (!pr && GrAATypeIsHW(aaType)) { |
| // There are exceptional cases where we may wind up falling back to coverage based AA |
| // when the target is MSAA (e.g. through disabling path renderers via GrContextOptions). |
| aaType = GrAAType::kCoverage; |
| } else { |
| break; |
| } |
| } while(true); |
| |
| if (!pr) { |
| #ifdef SK_DEBUG |
| SkDebugf("Unable to find path renderer compatible with path.\n"); |
| #endif |
| return; |
| } |
| |
| GrPathRenderer::DrawPathArgs args{this->drawingManager()->getContext(), |
| std::move(paint), |
| &GrUserStencilSettings::kUnused, |
| this, |
| &clip, |
| &viewMatrix, |
| &shape, |
| aaType, |
| this->isGammaCorrect()}; |
| pr->drawPath(args); |
| } |
| |
| static void op_bounds(SkRect* bounds, const GrOp* op) { |
| *bounds = op->bounds(); |
| if (op->hasZeroArea()) { |
| if (op->hasAABloat()) { |
| bounds->outset(0.5f, 0.5f); |
| } else { |
| // We don't know which way the particular GPU will snap lines or points at integer |
| // coords. So we ensure that the bounds is large enough for either snap. |
| SkRect before = *bounds; |
| bounds->roundOut(bounds); |
| if (bounds->fLeft == before.fLeft) { |
| bounds->fLeft -= 1; |
| } |
| if (bounds->fTop == before.fTop) { |
| bounds->fTop -= 1; |
| } |
| if (bounds->fRight == before.fRight) { |
| bounds->fRight += 1; |
| } |
| if (bounds->fBottom == before.fBottom) { |
| bounds->fBottom += 1; |
| } |
| } |
| } |
| } |
| |
| uint32_t GrRenderTargetContext::addDrawOp(const GrClip& clip, std::unique_ptr<GrDrawOp> op) { |
| ASSERT_SINGLE_OWNER |
| if (this->drawingManager()->wasAbandoned()) { |
| return SK_InvalidUniqueID; |
| } |
| SkDEBUGCODE(this->validate();) |
| GR_CREATE_TRACE_MARKER_CONTEXT("GrRenderTargetContext", "addDrawOp", fContext); |
| |
| // Setup clip |
| SkRect bounds; |
| op_bounds(&bounds, op.get()); |
| GrAppliedClip appliedClip; |
| GrDrawOp::FixedFunctionFlags fixedFunctionFlags = op->fixedFunctionFlags(); |
| if (!clip.apply(fContext, this, fixedFunctionFlags & GrDrawOp::FixedFunctionFlags::kUsesHWAA, |
| fixedFunctionFlags & GrDrawOp::FixedFunctionFlags::kUsesStencil, &appliedClip, |
| &bounds)) { |
| return SK_InvalidUniqueID; |
| } |
| |
| if (fixedFunctionFlags & GrDrawOp::FixedFunctionFlags::kUsesStencil || |
| appliedClip.hasStencilClip()) { |
| this->getOpList()->setStencilLoadOp(GrLoadOp::kClear); |
| |
| this->setNeedsStencil(); |
| } |
| |
| GrXferProcessor::DstProxy dstProxy; |
| if (op->finalize(*this->caps(), &appliedClip) == GrDrawOp::RequiresDstTexture::kYes) { |
| if (!this->setupDstProxy(this->asRenderTargetProxy(), clip, op->bounds(), &dstProxy)) { |
| return SK_InvalidUniqueID; |
| } |
| } |
| |
| op->setClippedBounds(bounds); |
| return this->getRTOpList()->addOp(std::move(op), *this->caps(), |
| std::move(appliedClip), dstProxy); |
| } |
| |
| bool GrRenderTargetContext::setupDstProxy(GrRenderTargetProxy* rtProxy, const GrClip& clip, |
| const SkRect& opBounds, |
| GrXferProcessor::DstProxy* dstProxy) { |
| if (this->caps()->textureBarrierSupport()) { |
| if (GrTextureProxy* texProxy = rtProxy->asTextureProxy()) { |
| // The render target is a texture, so we can read from it directly in the shader. The XP |
| // will be responsible to detect this situation and request a texture barrier. |
| dstProxy->setProxy(sk_ref_sp(texProxy)); |
| dstProxy->setOffset(0, 0); |
| return true; |
| } |
| } |
| |
| SkIRect copyRect = SkIRect::MakeWH(rtProxy->width(), rtProxy->height()); |
| |
| SkIRect clippedRect; |
| clip.getConservativeBounds(rtProxy->width(), rtProxy->height(), &clippedRect); |
| SkIRect drawIBounds; |
| opBounds.roundOut(&drawIBounds); |
| // Cover up for any precision issues by outsetting the op bounds a pixel in each direction. |
| drawIBounds.outset(1, 1); |
| if (!clippedRect.intersect(drawIBounds)) { |
| #ifdef SK_DEBUG |
| GrCapsDebugf(this->caps(), "setupDstTexture: Missed an early reject bailing on draw."); |
| #endif |
| return false; |
| } |
| |
| // MSAA consideration: When there is support for reading MSAA samples in the shader we could |
| // have per-sample dst values by making the copy multisampled. |
| GrSurfaceDesc desc; |
| bool rectsMustMatch = false; |
| bool disallowSubrect = false; |
| if (!this->caps()->initDescForDstCopy(rtProxy, &desc, &rectsMustMatch, &disallowSubrect)) { |
| desc.fFlags = kRenderTarget_GrSurfaceFlag; |
| desc.fOrigin = kBottomLeft_GrSurfaceOrigin; |
| desc.fConfig = rtProxy->config(); |
| } |
| |
| if (!disallowSubrect) { |
| copyRect = clippedRect; |
| } |
| |
| SkIPoint dstPoint, dstOffset; |
| SkBackingFit fit; |
| if (rectsMustMatch) { |
| SkASSERT(desc.fOrigin == rtProxy->origin()); |
| desc.fWidth = rtProxy->width(); |
| desc.fHeight = rtProxy->height(); |
| dstPoint = {copyRect.fLeft, copyRect.fTop}; |
| dstOffset = {0, 0}; |
| fit = SkBackingFit::kExact; |
| } else { |
| desc.fWidth = copyRect.width(); |
| desc.fHeight = copyRect.height(); |
| dstPoint = {0, 0}; |
| dstOffset = {copyRect.fLeft, copyRect.fTop}; |
| fit = SkBackingFit::kApprox; |
| } |
| |
| sk_sp<GrSurfaceContext> sContext = fContext->contextPriv().makeDeferredSurfaceContext( |
| desc, |
| fit, |
| SkBudgeted::kYes); |
| if (!sContext) { |
| SkDebugf("setupDstTexture: surfaceContext creation failed.\n"); |
| return false; |
| } |
| |
| if (!sContext->copy(rtProxy, copyRect, dstPoint)) { |
| SkDebugf("setupDstTexture: copy failed.\n"); |
| return false; |
| } |
| |
| dstProxy->setProxy(sContext->asTextureProxyRef()); |
| dstProxy->setOffset(dstOffset); |
| return true; |
| } |