| /* |
| * 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 "GrBatchTest.h" |
| #include "GrColor.h" |
| #include "GrDrawContext.h" |
| #include "GrDrawContextPriv.h" |
| #include "GrDrawingManager.h" |
| #include "GrOvalRenderer.h" |
| #include "GrPathRenderer.h" |
| #include "GrRenderTarget.h" |
| #include "GrRenderTargetPriv.h" |
| #include "GrResourceProvider.h" |
| #include "SkSurfacePriv.h" |
| |
| #include "batches/GrBatch.h" |
| #include "batches/GrDrawAtlasBatch.h" |
| #include "batches/GrDrawVerticesBatch.h" |
| #include "batches/GrRectBatchFactory.h" |
| #include "batches/GrNinePatch.h" // TODO Factory |
| |
| #include "effects/GrRRectEffect.h" |
| |
| #include "text/GrAtlasTextContext.h" |
| #include "text/GrStencilAndCoverTextContext.h" |
| |
| #include "../private/GrAuditTrail.h" |
| |
| #define ASSERT_OWNED_RESOURCE(R) SkASSERT(!(R) || (R)->getContext() == fDrawingManager->getContext()) |
| #define ASSERT_SINGLE_OWNER \ |
| SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fSingleOwner);) |
| #define ASSERT_SINGLE_OWNER_PRIV \ |
| SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fDrawContext->fSingleOwner);) |
| #define RETURN_IF_ABANDONED if (fDrawingManager->wasAbandoned()) { return; } |
| #define RETURN_IF_ABANDONED_PRIV if (fDrawContext->fDrawingManager->wasAbandoned()) { return; } |
| #define RETURN_FALSE_IF_ABANDONED if (fDrawingManager->wasAbandoned()) { return false; } |
| #define RETURN_FALSE_IF_ABANDONED_PRIV if (fDrawContext->fDrawingManager->wasAbandoned()) { return false; } |
| #define RETURN_NULL_IF_ABANDONED if (fDrawingManager->wasAbandoned()) { return nullptr; } |
| |
| class AutoCheckFlush { |
| public: |
| AutoCheckFlush(GrDrawingManager* drawingManager) : fDrawingManager(drawingManager) { |
| SkASSERT(fDrawingManager); |
| } |
| ~AutoCheckFlush() { fDrawingManager->getContext()->flushIfNecessary(); } |
| |
| private: |
| GrDrawingManager* fDrawingManager; |
| }; |
| |
| bool GrDrawContext::wasAbandoned() const { |
| return fDrawingManager->wasAbandoned(); |
| } |
| |
| // In MDB mode the reffing of the 'getLastDrawTarget' call's result allows in-progress |
| // drawTargets to be picked up and added to by drawContexts lower in the call |
| // stack. When this occurs with a closed drawTarget, a new one will be allocated |
| // when the drawContext attempts to use it (via getDrawTarget). |
| GrDrawContext::GrDrawContext(GrContext* context, |
| GrDrawingManager* drawingMgr, |
| sk_sp<GrRenderTarget> rt, |
| const SkSurfaceProps* surfaceProps, |
| GrAuditTrail* auditTrail, |
| GrSingleOwner* singleOwner) |
| : fDrawingManager(drawingMgr) |
| , fRenderTarget(std::move(rt)) |
| , fDrawTarget(SkSafeRef(fRenderTarget->getLastDrawTarget())) |
| , fContext(context) |
| , fSurfaceProps(SkSurfacePropsCopyOrDefault(surfaceProps)) |
| , fAuditTrail(auditTrail) |
| #ifdef SK_DEBUG |
| , fSingleOwner(singleOwner) |
| #endif |
| { |
| SkDEBUGCODE(this->validate();) |
| } |
| |
| #ifdef SK_DEBUG |
| void GrDrawContext::validate() const { |
| SkASSERT(fRenderTarget); |
| ASSERT_OWNED_RESOURCE(fRenderTarget); |
| |
| if (fDrawTarget && !fDrawTarget->isClosed()) { |
| SkASSERT(fRenderTarget->getLastDrawTarget() == fDrawTarget); |
| } |
| } |
| #endif |
| |
| GrDrawContext::~GrDrawContext() { |
| ASSERT_SINGLE_OWNER |
| SkSafeUnref(fDrawTarget); |
| } |
| |
| GrDrawTarget* GrDrawContext::getDrawTarget() { |
| ASSERT_SINGLE_OWNER |
| SkDEBUGCODE(this->validate();) |
| |
| if (!fDrawTarget || fDrawTarget->isClosed()) { |
| fDrawTarget = fDrawingManager->newDrawTarget(fRenderTarget.get()); |
| } |
| |
| return fDrawTarget; |
| } |
| |
| bool GrDrawContext::copySurface(GrSurface* src, const SkIRect& srcRect, const SkIPoint& dstPoint) { |
| ASSERT_SINGLE_OWNER |
| RETURN_FALSE_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::copySurface"); |
| |
| return this->getDrawTarget()->copySurface(fRenderTarget.get(), src, srcRect, dstPoint); |
| } |
| |
| void GrDrawContext::drawText(const GrClip& clip, const GrPaint& grPaint, |
| 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_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawText"); |
| |
| if (!fAtlasTextContext) { |
| fAtlasTextContext.reset(GrAtlasTextContext::Create()); |
| } |
| |
| fAtlasTextContext->drawText(fContext, this, clip, grPaint, skPaint, viewMatrix, fSurfaceProps, |
| text, byteLength, x, y, clipBounds); |
| } |
| |
| void GrDrawContext::drawPosText(const GrClip& clip, const GrPaint& grPaint, |
| const SkPaint& skPaint, |
| 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_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawPosText"); |
| |
| if (!fAtlasTextContext) { |
| fAtlasTextContext.reset(GrAtlasTextContext::Create()); |
| } |
| |
| fAtlasTextContext->drawPosText(fContext, this, clip, grPaint, skPaint, viewMatrix, |
| fSurfaceProps, text, byteLength, pos, scalarsPerPosition, |
| offset, clipBounds); |
| |
| } |
| |
| void GrDrawContext::drawTextBlob(const GrClip& clip, const SkPaint& skPaint, |
| 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_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawTextBlob"); |
| |
| if (!fAtlasTextContext) { |
| fAtlasTextContext.reset(GrAtlasTextContext::Create()); |
| } |
| |
| fAtlasTextContext->drawTextBlob(fContext, this, clip, skPaint, viewMatrix, fSurfaceProps, blob, |
| x, y, filter, clipBounds); |
| } |
| |
| void GrDrawContext::discard() { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::discard"); |
| |
| AutoCheckFlush acf(fDrawingManager); |
| this->getDrawTarget()->discard(fRenderTarget.get()); |
| } |
| |
| void GrDrawContext::clear(const SkIRect* rect, |
| const GrColor color, |
| bool canIgnoreRect) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::clear"); |
| |
| AutoCheckFlush acf(fDrawingManager); |
| this->getDrawTarget()->clear(rect, color, canIgnoreRect, this); |
| } |
| |
| |
| void GrDrawContext::drawPaint(const GrClip& clip, |
| const GrPaint& origPaint, |
| const SkMatrix& viewMatrix) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawPaint"); |
| |
| // set rect to be big enough to fill the space, but not super-huge, so we |
| // don't overflow fixed-point implementations |
| SkRect r; |
| r.setLTRB(0, 0, |
| SkIntToScalar(fRenderTarget->width()), |
| SkIntToScalar(fRenderTarget->height())); |
| SkTCopyOnFirstWrite<GrPaint> paint(origPaint); |
| |
| // by definition this fills the entire clip, no need for AA |
| if (paint->isAntiAlias()) { |
| paint.writable()->setAntiAlias(false); |
| } |
| |
| 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) { |
| SkMatrix inverse; |
| if (!viewMatrix.invert(&inverse)) { |
| SkDebugf("Could not invert matrix\n"); |
| return; |
| } |
| inverse.mapRect(&r); |
| this->drawRect(clip, *paint, viewMatrix, r); |
| } else { |
| SkMatrix localMatrix; |
| if (!viewMatrix.invert(&localMatrix)) { |
| SkDebugf("Could not invert matrix\n"); |
| return; |
| } |
| |
| AutoCheckFlush acf(fDrawingManager); |
| |
| SkAutoTUnref<GrDrawBatch> batch( |
| GrRectBatchFactory::CreateNonAAFill(paint->getColor(), SkMatrix::I(), r, nullptr, |
| &localMatrix)); |
| GrPipelineBuilder pipelineBuilder(*paint); // Create a pipeline builder without hwaa. |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| } |
| } |
| |
| 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; |
| } |
| |
| static bool view_matrix_ok_for_aa_fill_rect(const SkMatrix& viewMatrix) { |
| return viewMatrix.preservesRightAngles(); |
| } |
| |
| static bool should_apply_coverage_aa(const GrPaint& paint, GrRenderTarget* rt, |
| bool* useHWAA = nullptr) { |
| if (!paint.isAntiAlias()) { |
| if (useHWAA) { |
| *useHWAA = false; |
| } |
| return false; |
| } else { |
| if (useHWAA) { |
| *useHWAA = rt->isUnifiedMultisampled(); |
| } |
| return !rt->isUnifiedMultisampled(); |
| } |
| } |
| |
| GrDrawBatch* GrDrawContext::getFillRectBatch(const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| const SkRect& rect, |
| bool* useHWAA) { |
| |
| GrDrawBatch* batch = nullptr; |
| if (should_apply_coverage_aa(paint, fRenderTarget.get(), useHWAA)) { |
| // The fill path can handle rotation but not skew. |
| if (view_matrix_ok_for_aa_fill_rect(viewMatrix)) { |
| SkRect devBoundRect; |
| viewMatrix.mapRect(&devBoundRect, rect); |
| batch = GrRectBatchFactory::CreateAAFill(paint.getColor(), viewMatrix, |
| rect, devBoundRect); |
| } |
| } else { |
| // filled BW rect |
| batch = GrRectBatchFactory::CreateNonAAFill(paint.getColor(), viewMatrix, rect, |
| nullptr, nullptr); |
| } |
| |
| return batch; |
| } |
| |
| void GrDrawContext::drawRect(const GrClip& clip, |
| const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| const SkRect& rect, |
| const GrStyle* style) { |
| if (!style) { |
| style = &GrStyle::SimpleFill(); |
| } |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawRect"); |
| |
| // Path effects should've been devolved to a path in SkGpuDevice |
| SkASSERT(!style->pathEffect()); |
| |
| AutoCheckFlush acf(fDrawingManager); |
| |
| const SkStrokeRec& stroke = style->strokeRec(); |
| SkScalar width = stroke.getWidth(); |
| |
| // 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. |
| if (width < 0) { |
| SkRect rtRect; |
| fRenderTarget->getBoundsRect(&rtRect); |
| // 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->getDrawTarget()->clear(nullptr, clearColor, true, this); |
| return; |
| } |
| } |
| } |
| } |
| |
| bool useHWAA; |
| bool snapToPixelCenters = false; |
| SkAutoTUnref<GrDrawBatch> batch; |
| if (width < 0) { |
| batch.reset(this->getFillRectBatch(paint, viewMatrix, rect, &useHWAA)); |
| } else { |
| GrColor color = paint.getColor(); |
| |
| if (should_apply_coverage_aa(paint, fRenderTarget.get(), &useHWAA)) { |
| // The stroke path needs the rect to remain axis aligned (no rotation or skew). |
| if (viewMatrix.rectStaysRect()) { |
| batch.reset(GrRectBatchFactory::CreateAAStroke(color, viewMatrix, rect, |
| stroke)); |
| } |
| } else { |
| // Non-AA hairlines are snapped to pixel centers to make which pixels are hit |
| // deterministic |
| snapToPixelCenters = (0 == width && !fRenderTarget->isUnifiedMultisampled()); |
| batch.reset(GrRectBatchFactory::CreateNonAAStroke(color, viewMatrix, rect, |
| width, snapToPixelCenters)); |
| |
| // Depending on sub-pixel coordinates and the particular GPU, we may lose a corner of |
| // hairline rects. We jam all the vertices to pixel centers to avoid this, but not |
| // when MSAA is enabled because it can cause ugly artifacts. |
| } |
| } |
| |
| if (batch) { |
| GrPipelineBuilder pipelineBuilder(paint, useHWAA); |
| |
| if (snapToPixelCenters) { |
| pipelineBuilder.setState(GrPipelineBuilder::kSnapVerticesToPixelCenters_Flag, |
| snapToPixelCenters); |
| } |
| |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| return; |
| } |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRect(rect); |
| this->internalDrawPath(clip, paint, viewMatrix, path, *style); |
| } |
| |
| void GrDrawContextPriv::clearStencilClip(const SkIRect& rect, bool insideClip) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fDrawContext->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fDrawContext->fAuditTrail, "GrDrawContextPriv::clearStencilClip"); |
| |
| AutoCheckFlush acf(fDrawContext->fDrawingManager); |
| fDrawContext->getDrawTarget()->clearStencilClip(rect, insideClip, |
| fDrawContext->accessRenderTarget()); |
| } |
| |
| void GrDrawContextPriv::stencilPath(const GrPipelineBuilder& pipelineBuilder, |
| const GrClip& clip, |
| const SkMatrix& viewMatrix, |
| const GrPath* path, |
| GrPathRendering::FillType fill) { |
| fDrawContext->getDrawTarget()->stencilPath(pipelineBuilder, fDrawContext, |
| clip, viewMatrix, path, fill); |
| } |
| |
| void GrDrawContextPriv::stencilRect(const GrFixedClip& clip, |
| const GrUserStencilSettings* ss, |
| bool useHWAA, |
| const SkMatrix& viewMatrix, |
| const SkRect& rect) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fDrawContext->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fDrawContext->fAuditTrail, "GrDrawContext::stencilRect"); |
| |
| AutoCheckFlush acf(fDrawContext->fDrawingManager); |
| |
| GrPaint paint; |
| paint.setAntiAlias(useHWAA); |
| paint.setXPFactory(GrDisableColorXPFactory::Make()); |
| |
| SkASSERT(!useHWAA || fDrawContext->isStencilBufferMultisampled()); |
| |
| GrPipelineBuilder pipelineBuilder(paint, useHWAA); |
| pipelineBuilder.setUserStencil(ss); |
| |
| SkAutoTUnref<GrDrawBatch> batch( |
| GrRectBatchFactory::CreateNonAAFill(SK_ColorWHITE, viewMatrix, rect, nullptr, nullptr)); |
| |
| fDrawContext->getDrawTarget()->drawBatch(pipelineBuilder, fDrawContext, clip, batch); |
| } |
| |
| bool GrDrawContextPriv::drawAndStencilRect(const GrFixedClip& clip, |
| const GrUserStencilSettings* ss, |
| SkRegion::Op op, |
| bool invert, |
| bool doAA, |
| const SkMatrix& viewMatrix, |
| const SkRect& rect) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_FALSE_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fDrawContext->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fDrawContext->fAuditTrail, "GrDrawContext::drawAndStencilRect"); |
| |
| AutoCheckFlush acf(fDrawContext->fDrawingManager); |
| |
| GrPaint paint; |
| paint.setAntiAlias(doAA); |
| paint.setCoverageSetOpXPFactory(op, invert); |
| |
| bool useHWAA; |
| SkAutoTUnref<GrDrawBatch> batch( |
| fDrawContext->getFillRectBatch(paint, viewMatrix, rect, &useHWAA)); |
| if (batch) { |
| GrPipelineBuilder pipelineBuilder(paint, useHWAA); |
| pipelineBuilder.setUserStencil(ss); |
| |
| fDrawContext->getDrawTarget()->drawBatch(pipelineBuilder, fDrawContext, clip, batch); |
| return true; |
| } |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRect(rect); |
| return this->drawAndStencilPath(clip, ss, op, invert, doAA, viewMatrix, path); |
| } |
| |
| void GrDrawContext::fillRectToRect(const GrClip& clip, |
| const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| const SkRect& rectToDraw, |
| const SkRect& localRect) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::fillRectToRect"); |
| |
| AutoCheckFlush acf(fDrawingManager); |
| |
| bool useHWAA; |
| SkAutoTUnref<GrDrawBatch> batch; |
| if (should_apply_coverage_aa(paint, fRenderTarget.get(), &useHWAA) && |
| view_matrix_ok_for_aa_fill_rect(viewMatrix)) { |
| batch.reset(GrAAFillRectBatch::CreateWithLocalRect(paint.getColor(), viewMatrix, rectToDraw, |
| localRect)); |
| } else { |
| batch.reset(GrRectBatchFactory::CreateNonAAFill(paint.getColor(), viewMatrix, rectToDraw, |
| &localRect, nullptr)); |
| } |
| |
| if (batch) { |
| GrPipelineBuilder pipelineBuilder(paint, useHWAA); |
| this->drawBatch(pipelineBuilder, clip, batch); |
| } |
| } |
| |
| void GrDrawContext::fillRectWithLocalMatrix(const GrClip& clip, |
| const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| const SkRect& rectToDraw, |
| const SkMatrix& localMatrix) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::fillRectWithLocalMatrix"); |
| |
| AutoCheckFlush acf(fDrawingManager); |
| |
| bool useHWAA; |
| SkAutoTUnref<GrDrawBatch> batch; |
| if (should_apply_coverage_aa(paint, fRenderTarget.get(), &useHWAA) && |
| view_matrix_ok_for_aa_fill_rect(viewMatrix)) { |
| batch.reset(GrAAFillRectBatch::Create(paint.getColor(), viewMatrix, localMatrix, |
| rectToDraw)); |
| } else { |
| batch.reset(GrRectBatchFactory::CreateNonAAFill(paint.getColor(), viewMatrix, rectToDraw, |
| nullptr, &localMatrix)); |
| } |
| |
| GrPipelineBuilder pipelineBuilder(paint, useHWAA); |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| } |
| |
| void GrDrawContext::drawVertices(const GrClip& clip, |
| const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| GrPrimitiveType primitiveType, |
| int vertexCount, |
| const SkPoint positions[], |
| const SkPoint texCoords[], |
| const GrColor colors[], |
| const uint16_t indices[], |
| int indexCount) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawVertices"); |
| |
| AutoCheckFlush acf(fDrawingManager); |
| |
| // TODO clients should give us bounds |
| SkRect bounds; |
| if (!bounds.setBoundsCheck(positions, vertexCount)) { |
| SkDebugf("drawVertices call empty bounds\n"); |
| return; |
| } |
| |
| viewMatrix.mapRect(&bounds); |
| |
| // If we don't have AA then we outset for a half pixel in each direction to account for |
| // snapping. We also do this for the "hair" primitive types: lines and points since they have |
| // a 1 pixel thickness in device space. |
| if (!paint.isAntiAlias() || GrIsPrimTypeLines(primitiveType) || |
| kPoints_GrPrimitiveType == primitiveType) { |
| bounds.outset(0.5f, 0.5f); |
| } |
| |
| GrDrawVerticesBatch::Geometry geometry; |
| geometry.fColor = paint.getColor(); |
| SkAutoTUnref<GrDrawBatch> batch(GrDrawVerticesBatch::Create(geometry, primitiveType, viewMatrix, |
| positions, vertexCount, indices, |
| indexCount, colors, texCoords, |
| bounds)); |
| |
| GrPipelineBuilder pipelineBuilder(paint, this->mustUseHWAA(paint)); |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void GrDrawContext::drawAtlas(const GrClip& clip, |
| const 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_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawAtlas"); |
| |
| AutoCheckFlush acf(fDrawingManager); |
| |
| GrDrawAtlasBatch::Geometry geometry; |
| geometry.fColor = paint.getColor(); |
| SkAutoTUnref<GrDrawBatch> batch(GrDrawAtlasBatch::Create(geometry, viewMatrix, spriteCount, |
| xform, texRect, colors)); |
| |
| GrPipelineBuilder pipelineBuilder(paint, this->mustUseHWAA(paint)); |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void GrDrawContext::drawRRect(const GrClip& clip, |
| const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| const SkRRect& rrect, |
| const GrStyle& style) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawRRect"); |
| |
| if (rrect.isEmpty()) { |
| return; |
| } |
| |
| SkASSERT(!style.pathEffect()); // this should've been devolved to a path in SkGpuDevice |
| const SkStrokeRec stroke = style.strokeRec(); |
| AutoCheckFlush acf(fDrawingManager); |
| |
| bool useHWAA; |
| if (should_apply_coverage_aa(paint, fRenderTarget.get(), &useHWAA)) { |
| GrShaderCaps* shaderCaps = fContext->caps()->shaderCaps(); |
| |
| SkAutoTUnref<GrDrawBatch> batch(GrOvalRenderer::CreateRRectBatch(paint.getColor(), |
| viewMatrix, |
| rrect, |
| stroke, |
| shaderCaps)); |
| if (batch) { |
| GrPipelineBuilder pipelineBuilder(paint, useHWAA); |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| return; |
| } |
| } |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRRect(rrect); |
| this->internalDrawPath(clip, paint, viewMatrix, path, style); |
| } |
| |
| bool GrDrawContext::drawFilledDRRect(const GrClip& clip, |
| const GrPaint& paintIn, |
| const SkMatrix& viewMatrix, |
| const SkRRect& origOuter, |
| const SkRRect& origInner) { |
| SkASSERT(!origInner.isEmpty()); |
| SkASSERT(!origOuter.isEmpty()); |
| |
| bool applyAA = paintIn.isAntiAlias() && !fRenderTarget->isUnifiedMultisampled(); |
| |
| GrPrimitiveEdgeType innerEdgeType = applyAA ? kInverseFillAA_GrProcessorEdgeType : |
| kInverseFillBW_GrProcessorEdgeType; |
| GrPrimitiveEdgeType outerEdgeType = applyAA ? kFillAA_GrProcessorEdgeType : |
| 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(); |
| } |
| |
| GrPaint grPaint(paintIn); |
| grPaint.setAntiAlias(false); |
| |
| // TODO these need to be a geometry processors |
| sk_sp<GrFragmentProcessor> innerEffect(GrRRectEffect::Make(innerEdgeType, *inner)); |
| if (!innerEffect) { |
| return false; |
| } |
| |
| sk_sp<GrFragmentProcessor> outerEffect(GrRRectEffect::Make(outerEdgeType, *outer)); |
| if (!outerEffect) { |
| return false; |
| } |
| |
| grPaint.addCoverageFragmentProcessor(std::move(innerEffect)); |
| grPaint.addCoverageFragmentProcessor(std::move(outerEffect)); |
| |
| SkRect bounds = outer->getBounds(); |
| if (applyAA) { |
| bounds.outset(SK_ScalarHalf, SK_ScalarHalf); |
| } |
| |
| this->fillRectWithLocalMatrix(clip, grPaint, SkMatrix::I(), bounds, inverseVM); |
| return true; |
| } |
| |
| void GrDrawContext::drawDRRect(const GrClip& clip, |
| const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| const SkRRect& outer, |
| const SkRRect& inner) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawDRRect"); |
| |
| SkASSERT(!outer.isEmpty()); |
| SkASSERT(!inner.isEmpty()); |
| |
| AutoCheckFlush acf(fDrawingManager); |
| |
| if (this->drawFilledDRRect(clip, paint, viewMatrix, outer, inner)) { |
| return; |
| } |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRRect(inner); |
| path.addRRect(outer); |
| path.setFillType(SkPath::kEvenOdd_FillType); |
| |
| this->internalDrawPath(clip, paint, viewMatrix, path, GrStyle::SimpleFill()); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void GrDrawContext::drawOval(const GrClip& clip, |
| const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| const SkRect& oval, |
| const GrStyle& style) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawOval"); |
| |
| if (oval.isEmpty()) { |
| return; |
| } |
| |
| SkASSERT(!style.pathEffect()); // this should've been devolved to a path in SkGpuDevice |
| |
| AutoCheckFlush acf(fDrawingManager); |
| const SkStrokeRec& stroke = style.strokeRec(); |
| bool useHWAA; |
| if (should_apply_coverage_aa(paint, fRenderTarget.get(), &useHWAA)) { |
| GrShaderCaps* shaderCaps = fContext->caps()->shaderCaps(); |
| SkAutoTUnref<GrDrawBatch> batch(GrOvalRenderer::CreateOvalBatch(paint.getColor(), |
| viewMatrix, |
| oval, |
| stroke, |
| shaderCaps)); |
| if (batch) { |
| GrPipelineBuilder pipelineBuilder(paint, useHWAA); |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| return; |
| } |
| } |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addOval(oval); |
| this->internalDrawPath(clip, paint, viewMatrix, path, style); |
| } |
| |
| void GrDrawContext::drawImageNine(const GrClip& clip, |
| const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| int imageWidth, |
| int imageHeight, |
| const SkIRect& center, |
| const SkRect& dst) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawImageNine"); |
| |
| AutoCheckFlush acf(fDrawingManager); |
| |
| SkAutoTUnref<GrDrawBatch> batch(GrNinePatch::CreateNonAA(paint.getColor(), viewMatrix, |
| imageWidth, imageHeight, |
| center, dst)); |
| |
| GrPipelineBuilder pipelineBuilder(paint, this->mustUseHWAA(paint)); |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| } |
| |
| |
| // 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 GrDrawContext::drawPath(const GrClip& clip, |
| const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| const SkPath& path, |
| const GrStyle& style) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawPath"); |
| |
| if (path.isEmpty()) { |
| if (path.isInverseFillType()) { |
| this->drawPaint(clip, paint, viewMatrix); |
| } |
| return; |
| } |
| |
| AutoCheckFlush acf(fDrawingManager); |
| |
| bool useHWAA; |
| if (should_apply_coverage_aa(paint, fRenderTarget.get(), &useHWAA) && !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)) { |
| SkAutoTUnref<GrDrawBatch> batch(GrRectBatchFactory::CreateAAFillNestedRects( |
| paint.getColor(), viewMatrix, rects)); |
| if (batch) { |
| GrPipelineBuilder pipelineBuilder(paint, useHWAA); |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| } |
| return; |
| } |
| } |
| SkRect ovalRect; |
| bool isOval = path.isOval(&ovalRect); |
| |
| if (isOval && !path.isInverseFillType()) { |
| GrShaderCaps* shaderCaps = fContext->caps()->shaderCaps(); |
| SkAutoTUnref<GrDrawBatch> batch(GrOvalRenderer::CreateOvalBatch(paint.getColor(), |
| viewMatrix, |
| ovalRect, |
| style.strokeRec(), |
| shaderCaps)); |
| if (batch) { |
| GrPipelineBuilder pipelineBuilder(paint, useHWAA); |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| 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, paint, viewMatrix, path, style); |
| } |
| |
| bool GrDrawContextPriv::drawAndStencilPath(const GrFixedClip& clip, |
| const GrUserStencilSettings* ss, |
| SkRegion::Op op, |
| bool invert, |
| bool doAA, |
| const SkMatrix& viewMatrix, |
| const SkPath& path) { |
| ASSERT_SINGLE_OWNER_PRIV |
| RETURN_FALSE_IF_ABANDONED_PRIV |
| SkDEBUGCODE(fDrawContext->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fDrawContext->fAuditTrail, "GrDrawContext::drawPath"); |
| |
| if (path.isEmpty() && path.isInverseFillType()) { |
| this->drawAndStencilRect(clip, ss, op, invert, false, SkMatrix::I(), |
| SkRect::MakeIWH(fDrawContext->width(), |
| fDrawContext->height())); |
| return true; |
| } |
| |
| AutoCheckFlush acf(fDrawContext->fDrawingManager); |
| |
| // 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. |
| bool useCoverageAA = doAA && !fDrawContext->fRenderTarget->isUnifiedMultisampled(); |
| bool hasUserStencilSettings = !ss->isUnused(); |
| bool isStencilBufferMSAA = fDrawContext->fRenderTarget->isStencilBufferMultisampled(); |
| |
| const GrPathRendererChain::DrawType type = |
| useCoverageAA ? GrPathRendererChain::kColorAntiAlias_DrawType |
| : GrPathRendererChain::kColor_DrawType; |
| |
| GrShape shape(path, GrStyle::SimpleFill()); |
| GrPathRenderer::CanDrawPathArgs canDrawArgs; |
| canDrawArgs.fShaderCaps = fDrawContext->fDrawingManager->getContext()->caps()->shaderCaps(); |
| canDrawArgs.fViewMatrix = &viewMatrix; |
| canDrawArgs.fShape = &shape; |
| canDrawArgs.fAntiAlias = useCoverageAA; |
| canDrawArgs.fHasUserStencilSettings = hasUserStencilSettings; |
| canDrawArgs.fIsStencilBufferMSAA = isStencilBufferMSAA; |
| |
| // Don't allow the SW renderer |
| GrPathRenderer* pr = fDrawContext->fDrawingManager->getPathRenderer(canDrawArgs, false, type); |
| if (!pr) { |
| return false; |
| } |
| |
| GrPaint paint; |
| paint.setCoverageSetOpXPFactory(op, invert); |
| |
| GrPathRenderer::DrawPathArgs args; |
| args.fResourceProvider = fDrawContext->fDrawingManager->getContext()->resourceProvider(); |
| args.fPaint = &paint; |
| args.fUserStencilSettings = ss; |
| args.fDrawContext = fDrawContext; |
| args.fClip = &clip; |
| args.fColor = GrColor_WHITE; |
| args.fViewMatrix = &viewMatrix; |
| args.fShape = &shape; |
| args.fAntiAlias = useCoverageAA; |
| args.fGammaCorrect = fDrawContext->isGammaCorrect(); |
| pr->drawPath(args); |
| return true; |
| } |
| |
| void GrDrawContext::internalDrawPath(const GrClip& clip, |
| const GrPaint& paint, |
| const SkMatrix& viewMatrix, |
| const SkPath& path, |
| const GrStyle& style) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkASSERT(!path.isEmpty()); |
| |
| bool useCoverageAA = should_apply_coverage_aa(paint, fRenderTarget.get()); |
| constexpr bool kHasUserStencilSettings = false; |
| bool isStencilBufferMSAA = fRenderTarget->isStencilBufferMultisampled(); |
| |
| const GrPathRendererChain::DrawType type = |
| useCoverageAA ? GrPathRendererChain::kColorAntiAlias_DrawType |
| : GrPathRendererChain::kColor_DrawType; |
| |
| GrShape shape(path, style); |
| if (shape.isEmpty()) { |
| return; |
| } |
| GrPathRenderer::CanDrawPathArgs canDrawArgs; |
| canDrawArgs.fShaderCaps = fDrawingManager->getContext()->caps()->shaderCaps(); |
| canDrawArgs.fViewMatrix = &viewMatrix; |
| canDrawArgs.fShape = &shape; |
| canDrawArgs.fAntiAlias = useCoverageAA; |
| canDrawArgs.fHasUserStencilSettings = kHasUserStencilSettings; |
| canDrawArgs.fIsStencilBufferMSAA = isStencilBufferMSAA; |
| |
| // Try a 1st time without applying any of the style to the geometry (and barring sw) |
| GrPathRenderer* pr = fDrawingManager->getPathRenderer(canDrawArgs, false, type); |
| 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 = fDrawingManager->getPathRenderer(canDrawArgs, false, type); |
| } |
| if (!pr) { |
| if (shape.style().applies()) { |
| shape = shape.applyStyle(GrStyle::Apply::kPathEffectAndStrokeRec, styleScale); |
| if (shape.isEmpty()) { |
| return; |
| } |
| } |
| // This time, allow SW renderer |
| pr = fDrawingManager->getPathRenderer(canDrawArgs, true, type); |
| } |
| |
| if (!pr) { |
| #ifdef SK_DEBUG |
| SkDebugf("Unable to find path renderer compatible with path.\n"); |
| #endif |
| return; |
| } |
| |
| GrPathRenderer::DrawPathArgs args; |
| args.fResourceProvider = fDrawingManager->getContext()->resourceProvider(); |
| args.fPaint = &paint; |
| args.fUserStencilSettings = &GrUserStencilSettings::kUnused; |
| args.fDrawContext = this; |
| args.fClip = &clip; |
| args.fColor = paint.getColor(); |
| args.fViewMatrix = &viewMatrix; |
| args.fShape = canDrawArgs.fShape; |
| args.fAntiAlias = useCoverageAA; |
| args.fGammaCorrect = this->isGammaCorrect(); |
| pr->drawPath(args); |
| } |
| |
| void GrDrawContext::drawBatch(const GrPipelineBuilder& pipelineBuilder, const GrClip& clip, |
| GrDrawBatch* batch) { |
| ASSERT_SINGLE_OWNER |
| RETURN_IF_ABANDONED |
| SkDEBUGCODE(this->validate();) |
| GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawBatch"); |
| |
| this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch); |
| } |