| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "src/gpu/SkGpuDevice.h" |
| |
| #include "include/core/SkImageFilter.h" |
| #include "include/core/SkPathEffect.h" |
| #include "include/core/SkPicture.h" |
| #include "include/core/SkSurface.h" |
| #include "include/core/SkVertices.h" |
| #include "include/gpu/GrContext.h" |
| #include "include/private/SkImageInfoPriv.h" |
| #include "include/private/SkShadowFlags.h" |
| #include "include/private/SkTo.h" |
| #include "src/core/SkCanvasPriv.h" |
| #include "src/core/SkClipStack.h" |
| #include "src/core/SkDraw.h" |
| #include "src/core/SkImageFilterCache.h" |
| #include "src/core/SkImageFilter_Base.h" |
| #include "src/core/SkLatticeIter.h" |
| #include "src/core/SkPictureData.h" |
| #include "src/core/SkRRectPriv.h" |
| #include "src/core/SkRasterClip.h" |
| #include "src/core/SkRecord.h" |
| #include "src/core/SkSpecialImage.h" |
| #include "src/core/SkStroke.h" |
| #include "src/core/SkTLazy.h" |
| #include "src/core/SkVertState.h" |
| #include "src/gpu/GrBitmapTextureMaker.h" |
| #include "src/gpu/GrBlurUtils.h" |
| #include "src/gpu/GrContextPriv.h" |
| #include "src/gpu/GrGpu.h" |
| #include "src/gpu/GrImageInfo.h" |
| #include "src/gpu/GrImageTextureMaker.h" |
| #include "src/gpu/GrRenderTargetContextPriv.h" |
| #include "src/gpu/GrStyle.h" |
| #include "src/gpu/GrSurfaceProxyPriv.h" |
| #include "src/gpu/GrTextureAdjuster.h" |
| #include "src/gpu/GrTracing.h" |
| #include "src/gpu/SkGr.h" |
| #include "src/gpu/effects/GrBicubicEffect.h" |
| #include "src/gpu/effects/GrTextureDomain.h" |
| #include "src/gpu/geometry/GrShape.h" |
| #include "src/gpu/text/GrTextTarget.h" |
| #include "src/image/SkImage_Base.h" |
| #include "src/image/SkReadPixelsRec.h" |
| #include "src/image/SkSurface_Gpu.h" |
| #include "src/utils/SkUTF.h" |
| |
| #define ASSERT_SINGLE_OWNER \ |
| SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fContext->priv().singleOwner());) |
| |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| /** Checks that the alpha type is legal and gets constructor flags. Returns false if device creation |
| should fail. */ |
| bool SkGpuDevice::CheckAlphaTypeAndGetFlags( |
| const SkImageInfo* info, SkGpuDevice::InitContents init, unsigned* flags) { |
| *flags = 0; |
| if (info) { |
| switch (info->alphaType()) { |
| case kPremul_SkAlphaType: |
| break; |
| case kOpaque_SkAlphaType: |
| *flags |= SkGpuDevice::kIsOpaque_Flag; |
| break; |
| default: // If it is unpremul or unknown don't try to render |
| return false; |
| } |
| } |
| if (kClear_InitContents == init) { |
| *flags |= kNeedClear_Flag; |
| } |
| return true; |
| } |
| |
| sk_sp<SkGpuDevice> SkGpuDevice::Make(GrContext* context, |
| std::unique_ptr<GrRenderTargetContext> renderTargetContext, |
| InitContents init) { |
| if (!renderTargetContext || context->priv().abandoned()) { |
| return nullptr; |
| } |
| |
| SkColorType ct = GrColorTypeToSkColorType(renderTargetContext->colorInfo().colorType()); |
| |
| unsigned flags; |
| if (!context->colorTypeSupportedAsSurface(ct) || |
| !CheckAlphaTypeAndGetFlags(nullptr, init, &flags)) { |
| return nullptr; |
| } |
| return sk_sp<SkGpuDevice>(new SkGpuDevice(context, std::move(renderTargetContext), flags)); |
| } |
| |
| sk_sp<SkGpuDevice> SkGpuDevice::Make(GrContext* context, SkBudgeted budgeted, |
| const SkImageInfo& info, int sampleCount, |
| GrSurfaceOrigin origin, const SkSurfaceProps* props, |
| GrMipMapped mipMapped, InitContents init) { |
| unsigned flags; |
| if (!context->colorTypeSupportedAsSurface(info.colorType()) || |
| !CheckAlphaTypeAndGetFlags(&info, init, &flags)) { |
| return nullptr; |
| } |
| |
| auto renderTargetContext = |
| MakeRenderTargetContext(context, budgeted, info, sampleCount, origin, props, mipMapped); |
| if (!renderTargetContext) { |
| return nullptr; |
| } |
| |
| return sk_sp<SkGpuDevice>(new SkGpuDevice(context, std::move(renderTargetContext), flags)); |
| } |
| |
| static SkImageInfo make_info(GrRenderTargetContext* context, bool opaque) { |
| SkColorType colorType = GrColorTypeToSkColorType(context->colorInfo().colorType()); |
| return SkImageInfo::Make(context->width(), context->height(), colorType, |
| opaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType, |
| context->colorInfo().refColorSpace()); |
| } |
| |
| SkGpuDevice::SkGpuDevice(GrContext* context, |
| std::unique_ptr<GrRenderTargetContext> renderTargetContext, |
| unsigned flags) |
| : INHERITED(make_info(renderTargetContext.get(), SkToBool(flags & kIsOpaque_Flag)), |
| renderTargetContext->surfaceProps()) |
| , fContext(SkRef(context)) |
| , fRenderTargetContext(std::move(renderTargetContext)) { |
| if (flags & kNeedClear_Flag) { |
| this->clearAll(); |
| } |
| } |
| |
| std::unique_ptr<GrRenderTargetContext> SkGpuDevice::MakeRenderTargetContext( |
| GrContext* context, |
| SkBudgeted budgeted, |
| const SkImageInfo& origInfo, |
| int sampleCount, |
| GrSurfaceOrigin origin, |
| const SkSurfaceProps* surfaceProps, |
| GrMipMapped mipMapped) { |
| if (!context) { |
| return nullptr; |
| } |
| |
| // This method is used to create SkGpuDevice's for SkSurface_Gpus. In this case |
| // they need to be exact. |
| return GrRenderTargetContext::Make( |
| context, SkColorTypeToGrColorType(origInfo.colorType()), origInfo.refColorSpace(), |
| SkBackingFit::kExact, origInfo.dimensions(), sampleCount, mipMapped, GrProtected::kNo, |
| origin, budgeted, surfaceProps); |
| } |
| |
| sk_sp<SkSpecialImage> SkGpuDevice::filterTexture(SkSpecialImage* srcImg, |
| int left, int top, |
| SkIPoint* offset, |
| const SkImageFilter* filter) { |
| SkASSERT(srcImg->isTextureBacked()); |
| SkASSERT(filter); |
| |
| SkMatrix matrix = this->localToDevice(); |
| matrix.postTranslate(SkIntToScalar(-left), SkIntToScalar(-top)); |
| const SkIRect clipBounds = this->devClipBounds().makeOffset(-left, -top); |
| sk_sp<SkImageFilterCache> cache(this->getImageFilterCache()); |
| SkColorType colorType = GrColorTypeToSkColorType(fRenderTargetContext->colorInfo().colorType()); |
| if (colorType == kUnknown_SkColorType) { |
| colorType = kRGBA_8888_SkColorType; |
| } |
| SkImageFilter_Base::Context ctx(matrix, clipBounds, cache.get(), colorType, |
| fRenderTargetContext->colorInfo().colorSpace(), srcImg); |
| |
| return as_IFB(filter)->filterImage(ctx).imageAndOffset(offset); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| bool SkGpuDevice::onReadPixels(const SkPixmap& pm, int x, int y) { |
| ASSERT_SINGLE_OWNER |
| |
| if (!SkImageInfoValidConversion(pm.info(), this->imageInfo())) { |
| return false; |
| } |
| |
| return fRenderTargetContext->readPixels(pm.info(), pm.writable_addr(), pm.rowBytes(), {x, y}); |
| } |
| |
| bool SkGpuDevice::onWritePixels(const SkPixmap& pm, int x, int y) { |
| ASSERT_SINGLE_OWNER |
| |
| if (!SkImageInfoValidConversion(this->imageInfo(), pm.info())) { |
| return false; |
| } |
| |
| return fRenderTargetContext->writePixels(pm.info(), pm.addr(), pm.rowBytes(), {x, y}); |
| } |
| |
| bool SkGpuDevice::onAccessPixels(SkPixmap* pmap) { |
| ASSERT_SINGLE_OWNER |
| return false; |
| } |
| |
| GrRenderTargetContext* SkGpuDevice::accessRenderTargetContext() { |
| ASSERT_SINGLE_OWNER |
| return fRenderTargetContext.get(); |
| } |
| |
| void SkGpuDevice::clearAll() { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "clearAll", fContext.get()); |
| |
| SkIRect rect = SkIRect::MakeWH(this->width(), this->height()); |
| fRenderTargetContext->clear(&rect, SK_PMColor4fTRANSPARENT, |
| GrRenderTargetContext::CanClearFullscreen::kYes); |
| } |
| |
| void SkGpuDevice::replaceRenderTargetContext(std::unique_ptr<GrRenderTargetContext> rtc, |
| bool shouldRetainContent) { |
| SkASSERT(rtc->width() == this->width()); |
| SkASSERT(rtc->height() == this->height()); |
| SkASSERT(rtc->numSamples() == fRenderTargetContext->numSamples()); |
| SkASSERT(rtc->asSurfaceProxy()->priv().isExact()); |
| if (shouldRetainContent) { |
| if (this->context()->abandoned()) { |
| return; |
| } |
| |
| SkASSERT(fRenderTargetContext->asTextureProxy()); |
| SkAssertResult(rtc->blitTexture(fRenderTargetContext->asTextureProxy(), |
| SkIRect::MakeWH(this->width(), this->height()), |
| SkIPoint::Make(0,0))); |
| } |
| |
| fRenderTargetContext = std::move(rtc); |
| } |
| |
| void SkGpuDevice::replaceRenderTargetContext(bool shouldRetainContent) { |
| ASSERT_SINGLE_OWNER |
| |
| SkBudgeted budgeted = fRenderTargetContext->priv().isBudgeted(); |
| |
| // This entry point is used by SkSurface_Gpu::onCopyOnWrite so it must create a |
| // kExact-backed render target context. |
| auto newRTC = MakeRenderTargetContext(this->context(), |
| budgeted, |
| this->imageInfo(), |
| fRenderTargetContext->numSamples(), |
| fRenderTargetContext->origin(), |
| &this->surfaceProps(), |
| fRenderTargetContext->mipMapped()); |
| if (!newRTC) { |
| return; |
| } |
| this->replaceRenderTargetContext(std::move(newRTC), shouldRetainContent); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void SkGpuDevice::drawPaint(const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawPaint", fContext.get()); |
| |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), paint, |
| this->localToDevice(), &grPaint)) { |
| return; |
| } |
| |
| fRenderTargetContext->drawPaint(this->clip(), std::move(grPaint), this->localToDevice()); |
| } |
| |
| static inline GrPrimitiveType point_mode_to_primitive_type(SkCanvas::PointMode mode) { |
| switch (mode) { |
| case SkCanvas::kPoints_PointMode: |
| return GrPrimitiveType::kPoints; |
| case SkCanvas::kLines_PointMode: |
| return GrPrimitiveType::kLines; |
| case SkCanvas::kPolygon_PointMode: |
| return GrPrimitiveType::kLineStrip; |
| } |
| SK_ABORT("Unexpected mode"); |
| } |
| |
| void SkGpuDevice::drawPoints(SkCanvas::PointMode mode, |
| size_t count, const SkPoint pts[], const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawPoints", fContext.get()); |
| SkScalar width = paint.getStrokeWidth(); |
| if (width < 0) { |
| return; |
| } |
| |
| if (paint.getPathEffect() && 2 == count && SkCanvas::kLines_PointMode == mode) { |
| GrStyle style(paint, SkPaint::kStroke_Style); |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), paint, |
| this->localToDevice(), &grPaint)) { |
| return; |
| } |
| SkPath path; |
| path.setIsVolatile(true); |
| path.moveTo(pts[0]); |
| path.lineTo(pts[1]); |
| fRenderTargetContext->drawPath(this->clip(), std::move(grPaint), GrAA(paint.isAntiAlias()), |
| this->localToDevice(), path, style); |
| return; |
| } |
| |
| SkScalar scales[2]; |
| bool isHairline = (0 == width) || |
| (1 == width && this->localToDevice().getMinMaxScales(scales) && |
| SkScalarNearlyEqual(scales[0], 1.f) && SkScalarNearlyEqual(scales[1], 1.f)); |
| // we only handle non-antialiased hairlines and paints without path effects or mask filters, |
| // else we let the SkDraw call our drawPath() |
| if (!isHairline || paint.getPathEffect() || paint.getMaskFilter() || paint.isAntiAlias()) { |
| SkRasterClip rc(this->devClipBounds()); |
| SkDraw draw; |
| draw.fDst = SkPixmap(SkImageInfo::MakeUnknown(this->width(), this->height()), nullptr, 0); |
| draw.fMatrix = &this->localToDevice(); |
| draw.fRC = &rc; |
| draw.drawPoints(mode, count, pts, paint, this); |
| return; |
| } |
| |
| GrPrimitiveType primitiveType = point_mode_to_primitive_type(mode); |
| |
| const SkMatrix* viewMatrix = &this->localToDevice(); |
| #ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK |
| // This offsetting in device space matches the expectations of the Android framework for non-AA |
| // points and lines. |
| SkMatrix tempMatrix; |
| if (GrIsPrimTypeLines(primitiveType) || GrPrimitiveType::kPoints == primitiveType) { |
| tempMatrix = *viewMatrix; |
| static const SkScalar kOffset = 0.063f; // Just greater than 1/16. |
| tempMatrix.postTranslate(kOffset, kOffset); |
| viewMatrix = &tempMatrix; |
| } |
| #endif |
| |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), paint, *viewMatrix, |
| &grPaint)) { |
| return; |
| } |
| |
| static constexpr SkVertices::VertexMode kIgnoredMode = SkVertices::kTriangles_VertexMode; |
| sk_sp<SkVertices> vertices = SkVertices::MakeCopy(kIgnoredMode, SkToS32(count), pts, nullptr, |
| nullptr); |
| |
| fRenderTargetContext->drawVertices(this->clip(), std::move(grPaint), *viewMatrix, |
| std::move(vertices), nullptr, 0, &primitiveType); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void SkGpuDevice::drawRect(const SkRect& rect, const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawRect", fContext.get()); |
| |
| GrStyle style(paint); |
| |
| // A couple reasons we might need to call drawPath. |
| if (paint.getMaskFilter() || paint.getPathEffect()) { |
| GrShape shape(rect, style); |
| |
| GrBlurUtils::drawShapeWithMaskFilter(fContext.get(), fRenderTargetContext.get(), |
| this->clip(), paint, this->localToDevice(), shape); |
| return; |
| } |
| |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), paint, |
| this->localToDevice(), &grPaint)) { |
| return; |
| } |
| |
| fRenderTargetContext->drawRect(this->clip(), std::move(grPaint), GrAA(paint.isAntiAlias()), |
| this->localToDevice(), rect, &style); |
| } |
| |
| void SkGpuDevice::drawEdgeAAQuad(const SkRect& rect, const SkPoint clip[4], |
| SkCanvas::QuadAAFlags aaFlags, const SkColor4f& color, |
| SkBlendMode mode) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawEdgeAAQuad", fContext.get()); |
| |
| SkPMColor4f dstColor = SkColor4fPrepForDst(color, fRenderTargetContext->colorInfo()).premul(); |
| |
| GrPaint grPaint; |
| grPaint.setColor4f(dstColor); |
| if (mode != SkBlendMode::kSrcOver) { |
| grPaint.setXPFactory(SkBlendMode_AsXPFactory(mode)); |
| } |
| |
| // This is exclusively meant for tiling operations, so keep AA enabled to handle MSAA seaming |
| GrQuadAAFlags grAA = SkToGrQuadAAFlags(aaFlags); |
| if (clip) { |
| // Use fillQuadWithEdgeAA |
| fRenderTargetContext->fillQuadWithEdgeAA(this->clip(), std::move(grPaint), GrAA::kYes, grAA, |
| this->localToDevice(), clip, nullptr); |
| } else { |
| // Use fillRectWithEdgeAA to preserve mathematical properties of dst being rectangular |
| fRenderTargetContext->fillRectWithEdgeAA(this->clip(), std::move(grPaint), GrAA::kYes, grAA, |
| this->localToDevice(), rect); |
| } |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void SkGpuDevice::drawRRect(const SkRRect& rrect, const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawRRect", fContext.get()); |
| |
| SkMaskFilterBase* mf = as_MFB(paint.getMaskFilter()); |
| if (mf) { |
| if (mf->hasFragmentProcessor()) { |
| mf = nullptr; // already handled in SkPaintToGrPaint |
| } |
| } |
| |
| GrStyle style(paint); |
| |
| if (mf || style.pathEffect()) { |
| // A path effect will presumably transform this rrect into something else. |
| GrShape shape(rrect, style); |
| |
| GrBlurUtils::drawShapeWithMaskFilter(fContext.get(), fRenderTargetContext.get(), |
| this->clip(), paint, this->localToDevice(), shape); |
| return; |
| } |
| |
| SkASSERT(!style.pathEffect()); |
| |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), paint, |
| this->localToDevice(), &grPaint)) { |
| return; |
| } |
| |
| fRenderTargetContext->drawRRect(this->clip(), std::move(grPaint), GrAA(paint.isAntiAlias()), |
| this->localToDevice(), rrect, style); |
| } |
| |
| |
| void SkGpuDevice::drawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawDRRect", fContext.get()); |
| if (outer.isEmpty()) { |
| return; |
| } |
| |
| if (inner.isEmpty()) { |
| return this->drawRRect(outer, paint); |
| } |
| |
| SkStrokeRec stroke(paint); |
| |
| if (stroke.isFillStyle() && !paint.getMaskFilter() && !paint.getPathEffect()) { |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), paint, |
| this->localToDevice(), &grPaint)) { |
| return; |
| } |
| |
| fRenderTargetContext->drawDRRect(this->clip(), std::move(grPaint), |
| GrAA(paint.isAntiAlias()), this->localToDevice(), |
| outer, inner); |
| return; |
| } |
| |
| SkPath path; |
| path.setIsVolatile(true); |
| path.addRRect(outer); |
| path.addRRect(inner); |
| path.setFillType(SkPathFillType::kEvenOdd); |
| |
| // TODO: We are losing the possible mutability of the path here but this should probably be |
| // fixed by upgrading GrShape to handle DRRects. |
| GrShape shape(path, paint); |
| |
| GrBlurUtils::drawShapeWithMaskFilter(fContext.get(), fRenderTargetContext.get(), this->clip(), |
| paint, this->localToDevice(), shape); |
| } |
| |
| |
| ///////////////////////////////////////////////////////////////////////////// |
| |
| void SkGpuDevice::drawRegion(const SkRegion& region, const SkPaint& paint) { |
| if (paint.getMaskFilter()) { |
| SkPath path; |
| region.getBoundaryPath(&path); |
| path.setIsVolatile(true); |
| return this->drawPath(path, paint, true); |
| } |
| |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), paint, |
| this->localToDevice(), &grPaint)) { |
| return; |
| } |
| |
| fRenderTargetContext->drawRegion(this->clip(), std::move(grPaint), GrAA(paint.isAntiAlias()), |
| this->localToDevice(), region, GrStyle(paint)); |
| } |
| |
| void SkGpuDevice::drawOval(const SkRect& oval, const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawOval", fContext.get()); |
| |
| if (paint.getMaskFilter()) { |
| // The RRect path can handle special case blurring |
| SkRRect rr = SkRRect::MakeOval(oval); |
| return this->drawRRect(rr, paint); |
| } |
| |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), paint, |
| this->localToDevice(), &grPaint)) { |
| return; |
| } |
| |
| fRenderTargetContext->drawOval(this->clip(), std::move(grPaint), GrAA(paint.isAntiAlias()), |
| this->localToDevice(), oval, GrStyle(paint)); |
| } |
| |
| void SkGpuDevice::drawArc(const SkRect& oval, SkScalar startAngle, |
| SkScalar sweepAngle, bool useCenter, const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawArc", fContext.get()); |
| if (paint.getMaskFilter()) { |
| this->INHERITED::drawArc(oval, startAngle, sweepAngle, useCenter, paint); |
| return; |
| } |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), paint, |
| this->localToDevice(), &grPaint)) { |
| return; |
| } |
| |
| fRenderTargetContext->drawArc(this->clip(), std::move(grPaint), GrAA(paint.isAntiAlias()), |
| this->localToDevice(), oval, startAngle, sweepAngle, useCenter, |
| GrStyle(paint)); |
| } |
| |
| #include "include/core/SkMaskFilter.h" |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| void SkGpuDevice::drawStrokedLine(const SkPoint points[2], |
| const SkPaint& origPaint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawStrokedLine", fContext.get()); |
| // Adding support for round capping would require a |
| // GrRenderTargetContext::fillRRectWithLocalMatrix entry point |
| SkASSERT(SkPaint::kRound_Cap != origPaint.getStrokeCap()); |
| SkASSERT(SkPaint::kStroke_Style == origPaint.getStyle()); |
| SkASSERT(!origPaint.getPathEffect()); |
| SkASSERT(!origPaint.getMaskFilter()); |
| |
| const SkScalar halfWidth = 0.5f * origPaint.getStrokeWidth(); |
| SkASSERT(halfWidth > 0); |
| |
| SkVector v = points[1] - points[0]; |
| |
| SkScalar length = SkPoint::Normalize(&v); |
| if (!length) { |
| v.fX = 1.0f; |
| v.fY = 0.0f; |
| } |
| |
| SkPaint newPaint(origPaint); |
| newPaint.setStyle(SkPaint::kFill_Style); |
| |
| SkScalar xtraLength = 0.0f; |
| if (SkPaint::kButt_Cap != origPaint.getStrokeCap()) { |
| xtraLength = halfWidth; |
| } |
| |
| SkPoint mid = points[0] + points[1]; |
| mid.scale(0.5f); |
| |
| SkRect rect = SkRect::MakeLTRB(mid.fX-halfWidth, mid.fY - 0.5f*length - xtraLength, |
| mid.fX+halfWidth, mid.fY + 0.5f*length + xtraLength); |
| SkMatrix m; |
| m.setSinCos(v.fX, -v.fY, mid.fX, mid.fY); |
| |
| SkMatrix local = m; |
| |
| m.postConcat(this->localToDevice()); |
| |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), newPaint, m, |
| &grPaint)) { |
| return; |
| } |
| |
| fRenderTargetContext->fillRectWithLocalMatrix( |
| this->clip(), std::move(grPaint), GrAA(newPaint.isAntiAlias()), m, rect, local); |
| } |
| |
| void SkGpuDevice::drawPath(const SkPath& origSrcPath, const SkPaint& paint, bool pathIsMutable) { |
| ASSERT_SINGLE_OWNER |
| if (!origSrcPath.isInverseFillType() && !paint.getPathEffect()) { |
| SkPoint points[2]; |
| if (SkPaint::kStroke_Style == paint.getStyle() && paint.getStrokeWidth() > 0 && |
| !paint.getMaskFilter() && SkPaint::kRound_Cap != paint.getStrokeCap() && |
| this->localToDevice().preservesRightAngles() && origSrcPath.isLine(points)) { |
| // Path-based stroking looks better for thin rects |
| SkScalar strokeWidth = this->localToDevice().getMaxScale() * paint.getStrokeWidth(); |
| if (strokeWidth >= 1.0f) { |
| // Round capping support is currently disabled b.c. it would require a RRect |
| // GrDrawOp that takes a localMatrix. |
| this->drawStrokedLine(points, paint); |
| return; |
| } |
| } |
| } |
| |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawPath", fContext.get()); |
| if (!paint.getMaskFilter()) { |
| GrPaint grPaint; |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), paint, |
| this->localToDevice(), &grPaint)) { |
| return; |
| } |
| fRenderTargetContext->drawPath(this->clip(), std::move(grPaint), GrAA(paint.isAntiAlias()), |
| this->localToDevice(), origSrcPath, GrStyle(paint)); |
| return; |
| } |
| |
| // TODO: losing possible mutability of 'origSrcPath' here |
| GrShape shape(origSrcPath, paint); |
| |
| GrBlurUtils::drawShapeWithMaskFilter(fContext.get(), fRenderTargetContext.get(), this->clip(), |
| paint, this->localToDevice(), shape); |
| } |
| |
| static const int kBmpSmallTileSize = 1 << 10; |
| |
| static inline int get_tile_count(const SkIRect& srcRect, int tileSize) { |
| int tilesX = (srcRect.fRight / tileSize) - (srcRect.fLeft / tileSize) + 1; |
| int tilesY = (srcRect.fBottom / tileSize) - (srcRect.fTop / tileSize) + 1; |
| return tilesX * tilesY; |
| } |
| |
| static int determine_tile_size(const SkIRect& src, int maxTileSize) { |
| if (maxTileSize <= kBmpSmallTileSize) { |
| return maxTileSize; |
| } |
| |
| size_t maxTileTotalTileSize = get_tile_count(src, maxTileSize); |
| size_t smallTotalTileSize = get_tile_count(src, kBmpSmallTileSize); |
| |
| maxTileTotalTileSize *= maxTileSize * maxTileSize; |
| smallTotalTileSize *= kBmpSmallTileSize * kBmpSmallTileSize; |
| |
| if (maxTileTotalTileSize > 2 * smallTotalTileSize) { |
| return kBmpSmallTileSize; |
| } else { |
| return maxTileSize; |
| } |
| } |
| |
| // Given a bitmap, an optional src rect, and a context with a clip and matrix determine what |
| // pixels from the bitmap are necessary. |
| static void determine_clipped_src_rect(int width, int height, |
| const GrClip& clip, |
| const SkMatrix& viewMatrix, |
| const SkMatrix& srcToDstRect, |
| const SkISize& imageDimensions, |
| const SkRect* srcRectPtr, |
| SkIRect* clippedSrcIRect) { |
| clip.getConservativeBounds(width, height, clippedSrcIRect, nullptr); |
| SkMatrix inv = SkMatrix::Concat(viewMatrix, srcToDstRect); |
| if (!inv.invert(&inv)) { |
| clippedSrcIRect->setEmpty(); |
| return; |
| } |
| SkRect clippedSrcRect = SkRect::Make(*clippedSrcIRect); |
| inv.mapRect(&clippedSrcRect); |
| if (srcRectPtr) { |
| if (!clippedSrcRect.intersect(*srcRectPtr)) { |
| clippedSrcIRect->setEmpty(); |
| return; |
| } |
| } |
| clippedSrcRect.roundOut(clippedSrcIRect); |
| SkIRect bmpBounds = SkIRect::MakeSize(imageDimensions); |
| if (!clippedSrcIRect->intersect(bmpBounds)) { |
| clippedSrcIRect->setEmpty(); |
| } |
| } |
| |
| const GrCaps* SkGpuDevice::caps() const { |
| return fContext->priv().caps(); |
| } |
| |
| bool SkGpuDevice::shouldTileImageID(uint32_t imageID, |
| const SkIRect& imageRect, |
| const SkMatrix& viewMatrix, |
| const SkMatrix& srcToDstRect, |
| const GrSamplerState& params, |
| const SkRect* srcRectPtr, |
| int maxTileSize, |
| int* tileSize, |
| SkIRect* clippedSubset) const { |
| ASSERT_SINGLE_OWNER |
| // if it's larger than the max tile size, then we have no choice but tiling. |
| if (imageRect.width() > maxTileSize || imageRect.height() > maxTileSize) { |
| determine_clipped_src_rect(fRenderTargetContext->width(), fRenderTargetContext->height(), |
| this->clip(), viewMatrix, srcToDstRect, imageRect.size(), |
| srcRectPtr, clippedSubset); |
| *tileSize = determine_tile_size(*clippedSubset, maxTileSize); |
| return true; |
| } |
| |
| // If the image would only produce 4 tiles of the smaller size, don't bother tiling it. |
| const size_t area = imageRect.width() * imageRect.height(); |
| if (area < 4 * kBmpSmallTileSize * kBmpSmallTileSize) { |
| return false; |
| } |
| |
| // At this point we know we could do the draw by uploading the entire bitmap |
| // as a texture. However, if the texture would be large compared to the |
| // cache size and we don't require most of it for this draw then tile to |
| // reduce the amount of upload and cache spill. |
| |
| // assumption here is that sw bitmap size is a good proxy for its size as |
| // a texture |
| size_t bmpSize = area * sizeof(SkPMColor); // assume 32bit pixels |
| size_t cacheSize = fContext->getResourceCacheLimit(); |
| if (bmpSize < cacheSize / 2) { |
| return false; |
| } |
| |
| // Figure out how much of the src we will need based on the src rect and clipping. Reject if |
| // tiling memory savings would be < 50%. |
| determine_clipped_src_rect(fRenderTargetContext->width(), fRenderTargetContext->height(), |
| this->clip(), viewMatrix, srcToDstRect, imageRect.size(), srcRectPtr, |
| clippedSubset); |
| *tileSize = kBmpSmallTileSize; // already know whole bitmap fits in one max sized tile. |
| size_t usedTileBytes = get_tile_count(*clippedSubset, kBmpSmallTileSize) * |
| kBmpSmallTileSize * kBmpSmallTileSize * |
| sizeof(SkPMColor); // assume 32bit pixels; |
| |
| return usedTileBytes * 2 < bmpSize; |
| } |
| |
| bool SkGpuDevice::shouldTileImage(const SkImage* image, const SkRect* srcRectPtr, |
| SkCanvas::SrcRectConstraint constraint, SkFilterQuality quality, |
| const SkMatrix& viewMatrix, |
| const SkMatrix& srcToDstRect) const { |
| ASSERT_SINGLE_OWNER |
| // If image is explicitly texture backed then we shouldn't get here. |
| SkASSERT(!image->isTextureBacked()); |
| |
| GrSamplerState samplerState; |
| bool doBicubic; |
| GrSamplerState::Filter textureFilterMode = GrSkFilterQualityToGrFilterMode( |
| image->width(), image->height(), quality, viewMatrix, srcToDstRect, |
| fContext->priv().options().fSharpenMipmappedTextures, &doBicubic); |
| |
| int tileFilterPad; |
| if (doBicubic) { |
| tileFilterPad = GrBicubicEffect::kFilterTexelPad; |
| } else if (GrSamplerState::Filter::kNearest == textureFilterMode) { |
| tileFilterPad = 0; |
| } else { |
| tileFilterPad = 1; |
| } |
| samplerState.setFilterMode(textureFilterMode); |
| |
| int maxTileSize = this->caps()->maxTileSize() - 2 * tileFilterPad; |
| |
| // these are output, which we safely ignore, as we just want to know the predicate |
| int outTileSize; |
| SkIRect outClippedSrcRect; |
| |
| return this->shouldTileImageID(image->unique(), image->bounds(), viewMatrix, srcToDstRect, |
| samplerState, srcRectPtr, maxTileSize, &outTileSize, |
| &outClippedSrcRect); |
| } |
| |
| // This method outsets 'iRect' by 'outset' all around and then clamps its extents to |
| // 'clamp'. 'offset' is adjusted to remain positioned over the top-left corner |
| // of 'iRect' for all possible outsets/clamps. |
| static inline void clamped_outset_with_offset(SkIRect* iRect, |
| int outset, |
| SkPoint* offset, |
| const SkIRect& clamp) { |
| iRect->outset(outset, outset); |
| |
| int leftClampDelta = clamp.fLeft - iRect->fLeft; |
| if (leftClampDelta > 0) { |
| offset->fX -= outset - leftClampDelta; |
| iRect->fLeft = clamp.fLeft; |
| } else { |
| offset->fX -= outset; |
| } |
| |
| int topClampDelta = clamp.fTop - iRect->fTop; |
| if (topClampDelta > 0) { |
| offset->fY -= outset - topClampDelta; |
| iRect->fTop = clamp.fTop; |
| } else { |
| offset->fY -= outset; |
| } |
| |
| if (iRect->fRight > clamp.fRight) { |
| iRect->fRight = clamp.fRight; |
| } |
| if (iRect->fBottom > clamp.fBottom) { |
| iRect->fBottom = clamp.fBottom; |
| } |
| } |
| |
| // Break 'bitmap' into several tiles to draw it since it has already |
| // been determined to be too large to fit in VRAM |
| void SkGpuDevice::drawTiledBitmap(const SkBitmap& bitmap, |
| const SkMatrix& viewMatrix, |
| const SkMatrix& dstMatrix, |
| const SkRect& srcRect, |
| const SkIRect& clippedSrcIRect, |
| const GrSamplerState& params, |
| const SkPaint& origPaint, |
| SkCanvas::SrcRectConstraint constraint, |
| int tileSize, |
| bool bicubic) { |
| ASSERT_SINGLE_OWNER |
| |
| // This is the funnel for all paths that draw tiled bitmaps/images. Log histogram entries. |
| SK_HISTOGRAM_BOOLEAN("DrawTiled", true); |
| LogDrawScaleFactor(viewMatrix, SkMatrix::I(), origPaint.getFilterQuality()); |
| |
| const SkPaint* paint = &origPaint; |
| SkPaint tempPaint; |
| if (origPaint.isAntiAlias() && fRenderTargetContext->numSamples() <= 1) { |
| // Drop antialiasing to avoid seams at tile boundaries. |
| tempPaint = origPaint; |
| tempPaint.setAntiAlias(false); |
| paint = &tempPaint; |
| } |
| SkRect clippedSrcRect = SkRect::Make(clippedSrcIRect); |
| |
| int nx = bitmap.width() / tileSize; |
| int ny = bitmap.height() / tileSize; |
| for (int x = 0; x <= nx; x++) { |
| for (int y = 0; y <= ny; y++) { |
| SkRect tileR; |
| tileR.setLTRB(SkIntToScalar(x * tileSize), SkIntToScalar(y * tileSize), |
| SkIntToScalar((x + 1) * tileSize), SkIntToScalar((y + 1) * tileSize)); |
| |
| if (!SkRect::Intersects(tileR, clippedSrcRect)) { |
| continue; |
| } |
| |
| if (!tileR.intersect(srcRect)) { |
| continue; |
| } |
| |
| SkIRect iTileR; |
| tileR.roundOut(&iTileR); |
| SkVector offset = SkPoint::Make(SkIntToScalar(iTileR.fLeft), |
| SkIntToScalar(iTileR.fTop)); |
| SkRect rectToDraw = tileR; |
| dstMatrix.mapRect(&rectToDraw); |
| if (GrSamplerState::Filter::kNearest != params.filter() || bicubic) { |
| SkIRect iClampRect; |
| |
| if (SkCanvas::kFast_SrcRectConstraint == constraint) { |
| // In bleed mode we want to always expand the tile on all edges |
| // but stay within the bitmap bounds |
| iClampRect = SkIRect::MakeWH(bitmap.width(), bitmap.height()); |
| } else { |
| // In texture-domain/clamp mode we only want to expand the |
| // tile on edges interior to "srcRect" (i.e., we want to |
| // not bleed across the original clamped edges) |
| srcRect.roundOut(&iClampRect); |
| } |
| int outset = bicubic ? GrBicubicEffect::kFilterTexelPad : 1; |
| clamped_outset_with_offset(&iTileR, outset, &offset, iClampRect); |
| } |
| |
| SkBitmap tmpB; |
| if (bitmap.extractSubset(&tmpB, iTileR)) { |
| // now offset it to make it "local" to our tmp bitmap |
| tileR.offset(-offset.fX, -offset.fY); |
| // de-optimized this determination |
| bool needsTextureDomain = true; |
| this->drawBitmapTile(tmpB, |
| viewMatrix, |
| rectToDraw, |
| tileR, |
| params, |
| *paint, |
| constraint, |
| bicubic, |
| needsTextureDomain); |
| } |
| } |
| } |
| } |
| |
| void SkGpuDevice::drawBitmapTile(const SkBitmap& bitmap, |
| const SkMatrix& viewMatrix, |
| const SkRect& dstRect, |
| const SkRect& srcRect, |
| const GrSamplerState& samplerState, |
| const SkPaint& paint, |
| SkCanvas::SrcRectConstraint constraint, |
| bool bicubic, |
| bool needsTextureDomain) { |
| // We should have already handled bitmaps larger than the max texture size. |
| SkASSERT(bitmap.width() <= this->caps()->maxTextureSize() && |
| bitmap.height() <= this->caps()->maxTextureSize()); |
| // We should be respecting the max tile size by the time we get here. |
| SkASSERT(bitmap.width() <= this->caps()->maxTileSize() && |
| bitmap.height() <= this->caps()->maxTileSize()); |
| SkASSERT(!samplerState.isRepeated()); |
| |
| SkScalar scales[2] = {1.f, 1.f}; |
| sk_sp<GrTextureProxy> proxy = |
| GrRefCachedBitmapTextureProxy(fContext.get(), bitmap, samplerState, scales); |
| if (!proxy) { |
| return; |
| } |
| |
| // Compute a matrix that maps the rect we will draw to the src rect. |
| SkMatrix texMatrix = SkMatrix::MakeRectToRect(dstRect, srcRect, SkMatrix::kFill_ScaleToFit); |
| texMatrix.postScale(scales[0], scales[1]); |
| |
| SkAlphaType srcAlphaType = bitmap.alphaType(); |
| |
| // Construct a GrPaint by setting the bitmap texture as the first effect and then configuring |
| // the rest from the SkPaint. |
| std::unique_ptr<GrFragmentProcessor> fp; |
| |
| if (needsTextureDomain && (SkCanvas::kStrict_SrcRectConstraint == constraint)) { |
| // Use a constrained texture domain to avoid color bleeding |
| SkRect domain; |
| if (srcRect.width() > SK_Scalar1) { |
| domain.fLeft = srcRect.fLeft + 0.5f; |
| domain.fRight = srcRect.fRight - 0.5f; |
| } else { |
| domain.fLeft = domain.fRight = srcRect.centerX(); |
| } |
| if (srcRect.height() > SK_Scalar1) { |
| domain.fTop = srcRect.fTop + 0.5f; |
| domain.fBottom = srcRect.fBottom - 0.5f; |
| } else { |
| domain.fTop = domain.fBottom = srcRect.centerY(); |
| } |
| if (bicubic) { |
| static constexpr auto kDir = GrBicubicEffect::Direction::kXY; |
| fp = GrBicubicEffect::Make(std::move(proxy), texMatrix, domain, kDir, srcAlphaType); |
| } else { |
| fp = GrTextureEffect::Make(std::move(proxy), srcAlphaType, texMatrix, samplerState); |
| fp = GrDomainEffect::Make(std::move(fp), domain, GrTextureDomain::kClamp_Mode, |
| samplerState.filter()); |
| } |
| } else if (bicubic) { |
| SkASSERT(GrSamplerState::Filter::kNearest == samplerState.filter()); |
| GrSamplerState::WrapMode wrapMode[2] = {samplerState.wrapModeX(), samplerState.wrapModeY()}; |
| static constexpr auto kDir = GrBicubicEffect::Direction::kXY; |
| fp = GrBicubicEffect::Make(std::move(proxy), texMatrix, wrapMode, kDir, srcAlphaType); |
| } else { |
| fp = GrTextureEffect::Make(std::move(proxy), srcAlphaType, texMatrix, samplerState); |
| } |
| |
| fp = GrColorSpaceXformEffect::Make(std::move(fp), bitmap.colorSpace(), bitmap.alphaType(), |
| fRenderTargetContext->colorInfo().colorSpace()); |
| GrPaint grPaint; |
| if (!SkPaintToGrPaintWithTexture(this->context(), fRenderTargetContext->colorInfo(), paint, |
| viewMatrix, std::move(fp), |
| kAlpha_8_SkColorType == bitmap.colorType(), &grPaint)) { |
| return; |
| } |
| |
| // Coverage-based AA would cause seams between tiles. |
| GrAA aa = GrAA(paint.isAntiAlias() && fRenderTargetContext->numSamples() > 1); |
| fRenderTargetContext->drawRect(this->clip(), std::move(grPaint), aa, viewMatrix, dstRect); |
| } |
| |
| void SkGpuDevice::drawSprite(const SkBitmap& bitmap, |
| int left, int top, const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawSprite", fContext.get()); |
| |
| if (fContext->priv().abandoned()) { |
| return; |
| } |
| |
| sk_sp<SkSpecialImage> srcImg = this->makeSpecial(bitmap); |
| if (!srcImg) { |
| return; |
| } |
| |
| this->drawSpecial(srcImg.get(), left, top, paint, nullptr, SkMatrix::I()); |
| } |
| |
| |
| void SkGpuDevice::drawSpecial(SkSpecialImage* special, int left, int top, const SkPaint& paint, |
| SkImage* clipImage, const SkMatrix& clipMatrix) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawSpecial", fContext.get()); |
| |
| sk_sp<SkSpecialImage> result; |
| if (paint.getImageFilter()) { |
| SkIPoint offset = { 0, 0 }; |
| |
| result = this->filterTexture(special, left, top, &offset, paint.getImageFilter()); |
| if (!result) { |
| return; |
| } |
| |
| left += offset.fX; |
| top += offset.fY; |
| } else { |
| result = sk_ref_sp(special); |
| } |
| |
| SkASSERT(result->isTextureBacked()); |
| sk_sp<GrTextureProxy> proxy = result->asTextureProxyRef(this->context()); |
| if (!proxy) { |
| return; |
| } |
| |
| SkMatrix ctm = this->localToDevice(); |
| ctm.postTranslate(-SkIntToScalar(left), -SkIntToScalar(top)); |
| |
| SkPaint tmpUnfiltered(paint); |
| if (tmpUnfiltered.getMaskFilter()) { |
| tmpUnfiltered.setMaskFilter(tmpUnfiltered.getMaskFilter()->makeWithMatrix(ctm)); |
| } |
| |
| tmpUnfiltered.setImageFilter(nullptr); |
| |
| auto fp = GrTextureEffect::Make(std::move(proxy), special->alphaType(), SkMatrix::I()); |
| fp = GrColorSpaceXformEffect::Make(std::move(fp), result->getColorSpace(), result->alphaType(), |
| fRenderTargetContext->colorInfo().colorSpace()); |
| if (GrColorTypeIsAlphaOnly(SkColorTypeToGrColorType(result->colorType()))) { |
| fp = GrFragmentProcessor::MakeInputPremulAndMulByOutput(std::move(fp)); |
| } else { |
| if (paint.getColor4f().isOpaque()) { |
| fp = GrFragmentProcessor::OverrideInput(std::move(fp), SK_PMColor4fWHITE, false); |
| } else { |
| fp = GrFragmentProcessor::MulChildByInputAlpha(std::move(fp)); |
| } |
| } |
| |
| GrPaint grPaint; |
| if (!SkPaintToGrPaintReplaceShader(this->context(), fRenderTargetContext->colorInfo(), |
| tmpUnfiltered, std::move(fp), &grPaint)) { |
| return; |
| } |
| |
| const SkIRect& subset = result->subset(); |
| SkRect dstRect = SkRect::Make(SkIRect::MakeXYWH(left, top, subset.width(), subset.height())); |
| SkRect srcRect = SkRect::Make(subset); |
| if (clipImage) { |
| // Add the image as a simple texture effect applied to coverage. Accessing content outside |
| // of the clip image should behave as if it were a decal (i.e. zero coverage). However, to |
| // limit pixels touched and hardware checks, we draw the clip image geometry to get the |
| // decal effect. |
| GrSamplerState sampler = paint.getFilterQuality() > kNone_SkFilterQuality ? |
| GrSamplerState::ClampBilerp() : GrSamplerState::ClampNearest(); |
| sk_sp<GrTextureProxy> clipProxy = as_IB(clipImage)->asTextureProxyRef(this->context(), |
| sampler, nullptr); |
| // Fold clip matrix into ctm |
| ctm.preConcat(clipMatrix); |
| SkMatrix inverseClipMatrix; |
| |
| std::unique_ptr<GrFragmentProcessor> cfp; |
| if (clipProxy && ctm.invert(&inverseClipMatrix)) { |
| GrColorType srcColorType = SkColorTypeToGrColorType(clipImage->colorType()); |
| cfp = GrTextureEffect::Make(std::move(clipProxy), clipImage->alphaType(), |
| inverseClipMatrix, sampler); |
| if (srcColorType != GrColorType::kAlpha_8) { |
| cfp = GrFragmentProcessor::SwizzleOutput(std::move(cfp), GrSwizzle::AAAA()); |
| } |
| } |
| |
| if (cfp) { |
| // If the grPaint already has coverage, this adds an additional stage that multiples |
| // the image's alpha channel with the prior coverage. |
| grPaint.addCoverageFragmentProcessor(std::move(cfp)); |
| |
| // Undo the offset that was needed for shader coord transforms to get the transform for |
| // the actual drawn geometry. |
| ctm.postTranslate(SkIntToScalar(left), SkIntToScalar(top)); |
| inverseClipMatrix.preTranslate(-SkIntToScalar(left), -SkIntToScalar(top)); |
| SkRect clipGeometry = SkRect::MakeWH(clipImage->width(), clipImage->height()); |
| if (!clipGeometry.contains(inverseClipMatrix.mapRect(dstRect))) { |
| // Draw the clip geometry since it is smaller, using dstRect as an extra scissor |
| SkClipStack clip(this->cs()); |
| clip.clipDevRect(SkIRect::MakeXYWH(left, top, subset.width(), subset.height()), |
| SkClipOp::kIntersect); |
| SkMatrix local = SkMatrix::Concat(SkMatrix::MakeRectToRect( |
| dstRect, srcRect, SkMatrix::kFill_ScaleToFit), ctm); |
| fRenderTargetContext->fillRectWithLocalMatrix(GrClipStackClip(&clip), |
| std::move(grPaint), GrAA(paint.isAntiAlias()), ctm, clipGeometry, local); |
| return; |
| } |
| // Else fall through and draw the subset since that is contained in the clip geometry |
| } |
| // Else some issue configuring the coverage FP, so just draw without the clip mask image |
| } |
| // Draw directly in screen space, possibly with an extra coverage processor |
| fRenderTargetContext->fillRectToRect(this->clip(), std::move(grPaint), |
| GrAA(paint.isAntiAlias()), SkMatrix::I(), dstRect, srcRect); |
| } |
| |
| void SkGpuDevice::drawBitmapRect(const SkBitmap& bitmap, |
| const SkRect* src, const SkRect& origDst, |
| const SkPaint& paint, SkCanvas::SrcRectConstraint constraint) { |
| ASSERT_SINGLE_OWNER |
| // The src rect is inferred to be the bmp bounds if not provided. Otherwise, the src rect must |
| // be clipped to the bmp bounds. To determine tiling parameters we need the filter mode which |
| // in turn requires knowing the src-to-dst mapping. If the src was clipped to the bmp bounds |
| // then we use the src-to-dst mapping to compute a new clipped dst rect. |
| const SkRect* dst = &origDst; |
| const SkRect bmpBounds = SkRect::MakeIWH(bitmap.width(), bitmap.height()); |
| // Compute matrix from the two rectangles |
| if (!src) { |
| src = &bmpBounds; |
| } |
| |
| SkMatrix srcToDstMatrix; |
| if (!srcToDstMatrix.setRectToRect(*src, *dst, SkMatrix::kFill_ScaleToFit)) { |
| return; |
| } |
| SkRect tmpSrc, tmpDst; |
| if (src != &bmpBounds) { |
| if (!bmpBounds.contains(*src)) { |
| tmpSrc = *src; |
| if (!tmpSrc.intersect(bmpBounds)) { |
| return; // nothing to draw |
| } |
| src = &tmpSrc; |
| srcToDstMatrix.mapRect(&tmpDst, *src); |
| dst = &tmpDst; |
| } |
| } |
| |
| int maxTileSize = this->caps()->maxTileSize(); |
| |
| // The tile code path doesn't currently support AA, so if the paint asked for aa and we could |
| // draw untiled, then we bypass checking for tiling purely for optimization reasons. |
| bool useCoverageAA = fRenderTargetContext->numSamples() <= 1 && |
| paint.isAntiAlias() && bitmap.width() <= maxTileSize && |
| bitmap.height() <= maxTileSize; |
| |
| bool skipTileCheck = useCoverageAA || paint.getMaskFilter(); |
| |
| if (!skipTileCheck) { |
| int tileSize; |
| SkIRect clippedSrcRect; |
| |
| GrSamplerState sampleState; |
| bool doBicubic; |
| GrSamplerState::Filter textureFilterMode = GrSkFilterQualityToGrFilterMode( |
| bitmap.width(), bitmap.height(), paint.getFilterQuality(), this->localToDevice(), |
| srcToDstMatrix, fContext->priv().options().fSharpenMipmappedTextures, &doBicubic); |
| |
| int tileFilterPad; |
| |
| if (doBicubic) { |
| tileFilterPad = GrBicubicEffect::kFilterTexelPad; |
| } else if (GrSamplerState::Filter::kNearest == textureFilterMode) { |
| tileFilterPad = 0; |
| } else { |
| tileFilterPad = 1; |
| } |
| sampleState.setFilterMode(textureFilterMode); |
| |
| int maxTileSizeForFilter = this->caps()->maxTileSize() - 2 * tileFilterPad; |
| if (this->shouldTileImageID(bitmap.getGenerationID(), bitmap.getSubset(), |
| this->localToDevice(), srcToDstMatrix, sampleState, src, |
| maxTileSizeForFilter, &tileSize, &clippedSrcRect)) { |
| this->drawTiledBitmap(bitmap, this->localToDevice(), srcToDstMatrix, *src, clippedSrcRect, |
| sampleState, paint, constraint, tileSize, doBicubic); |
| return; |
| } |
| } |
| GrBitmapTextureMaker maker(fContext.get(), bitmap); |
| this->drawTextureProducer(&maker, src, dst, constraint, this->localToDevice(), paint, true); |
| } |
| |
| sk_sp<SkSpecialImage> SkGpuDevice::makeSpecial(const SkBitmap& bitmap) { |
| // TODO: this makes a tight copy of 'bitmap' but it doesn't have to be (given SkSpecialImage's |
| // semantics). Since this is cached we would have to bake the fit into the cache key though. |
| sk_sp<GrTextureProxy> proxy = GrMakeCachedBitmapProxy(fContext->priv().proxyProvider(), |
| bitmap); |
| if (!proxy) { |
| return nullptr; |
| } |
| |
| const SkIRect rect = SkIRect::MakeSize(proxy->dimensions()); |
| |
| // GrMakeCachedBitmapProxy creates a tight copy of 'bitmap' so we don't have to subset |
| // the special image |
| return SkSpecialImage::MakeDeferredFromGpu(fContext.get(), |
| rect, |
| bitmap.getGenerationID(), |
| std::move(proxy), |
| SkColorTypeToGrColorType(bitmap.colorType()), |
| bitmap.refColorSpace(), |
| &this->surfaceProps()); |
| } |
| |
| sk_sp<SkSpecialImage> SkGpuDevice::makeSpecial(const SkImage* image) { |
| SkPixmap pm; |
| if (image->isTextureBacked()) { |
| sk_sp<GrTextureProxy> proxy = as_IB(image)->asTextureProxyRef(this->context()); |
| |
| return SkSpecialImage::MakeDeferredFromGpu(fContext.get(), |
| SkIRect::MakeWH(image->width(), image->height()), |
| image->uniqueID(), |
| std::move(proxy), |
| SkColorTypeToGrColorType(image->colorType()), |
| image->refColorSpace(), |
| &this->surfaceProps()); |
| } else if (image->peekPixels(&pm)) { |
| SkBitmap bm; |
| |
| bm.installPixels(pm); |
| return this->makeSpecial(bm); |
| } else { |
| return nullptr; |
| } |
| } |
| |
| sk_sp<SkSpecialImage> SkGpuDevice::snapSpecial(const SkIRect& subset, bool forceCopy) { |
| GrRenderTargetContext* rtc = this->accessRenderTargetContext(); |
| |
| // If we are wrapping a vulkan secondary command buffer, then we can't snap off a special image |
| // since it would require us to make a copy of the underlying VkImage which we don't have access |
| // to. Additionaly we can't stop and start the render pass that is used with the secondary |
| // command buffer. |
| if (rtc->wrapsVkSecondaryCB()) { |
| return nullptr; |
| } |
| |
| SkASSERT(rtc->asSurfaceProxy()); |
| |
| SkIRect finalSubset = subset; |
| sk_sp<GrTextureProxy> proxy(rtc->asTextureProxyRef()); |
| if (forceCopy || !proxy) { |
| // When the device doesn't have a texture, or a copy is requested, we create a temporary |
| // texture that matches the device contents |
| proxy = GrSurfaceProxy::Copy(fContext.get(), |
| rtc->asSurfaceProxy(), |
| GrMipMapped::kNo, // Don't auto generate mips |
| subset, |
| SkBackingFit::kApprox, |
| SkBudgeted::kYes); // Always budgeted |
| if (!proxy) { |
| return nullptr; |
| } |
| |
| // Since this copied only the requested subset, the special image wrapping the proxy no |
| // longer needs the original subset. |
| finalSubset = SkIRect::MakeSize(proxy->dimensions()); |
| } |
| |
| GrColorType ct = SkColorTypeToGrColorType(this->imageInfo().colorType()); |
| |
| return SkSpecialImage::MakeDeferredFromGpu(fContext.get(), |
| finalSubset, |
| kNeedNewImageUniqueID_SpecialImage, |
| std::move(proxy), |
| ct, |
| this->imageInfo().refColorSpace(), |
| &this->surfaceProps()); |
| } |
| |
| void SkGpuDevice::drawDevice(SkBaseDevice* device, |
| int left, int top, const SkPaint& paint) { |
| SkASSERT(!paint.getImageFilter()); |
| |
| ASSERT_SINGLE_OWNER |
| // clear of the source device must occur before CHECK_SHOULD_DRAW |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawDevice", fContext.get()); |
| |
| // drawDevice is defined to be in device coords. |
| SkGpuDevice* dev = static_cast<SkGpuDevice*>(device); |
| sk_sp<SkSpecialImage> srcImg(dev->snapSpecial(SkIRect::MakeWH(dev->width(), dev->height()))); |
| if (!srcImg) { |
| return; |
| } |
| |
| this->drawSpecial(srcImg.get(), left, top, paint, nullptr, SkMatrix::I()); |
| } |
| |
| void SkGpuDevice::drawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst, |
| const SkPaint& paint, SkCanvas::SrcRectConstraint constraint) { |
| ASSERT_SINGLE_OWNER |
| GrQuadAAFlags aaFlags = paint.isAntiAlias() ? GrQuadAAFlags::kAll : GrQuadAAFlags::kNone; |
| this->drawImageQuad(image, src, &dst, nullptr, GrAA(paint.isAntiAlias()), aaFlags, nullptr, |
| paint, constraint); |
| } |
| |
| // When drawing nine-patches or n-patches, cap the filter quality at kBilerp. |
| static GrSamplerState::Filter compute_lattice_filter_mode(const SkPaint& paint) { |
| if (paint.getFilterQuality() == kNone_SkFilterQuality) { |
| return GrSamplerState::Filter::kNearest; |
| } |
| |
| return GrSamplerState::Filter::kBilerp; |
| } |
| |
| void SkGpuDevice::drawImageNine(const SkImage* image, |
| const SkIRect& center, const SkRect& dst, const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| uint32_t pinnedUniqueID; |
| auto iter = std::make_unique<SkLatticeIter>(image->width(), image->height(), center, dst); |
| if (sk_sp<GrTextureProxy> proxy = as_IB(image)->refPinnedTextureProxy(this->context(), |
| &pinnedUniqueID)) { |
| GrTextureAdjuster adjuster(this->context(), std::move(proxy), |
| image->imageInfo().colorInfo(), pinnedUniqueID); |
| this->drawProducerLattice(&adjuster, std::move(iter), dst, paint); |
| } else { |
| SkBitmap bm; |
| if (image->isLazyGenerated()) { |
| GrImageTextureMaker maker(fContext.get(), image, SkImage::kAllow_CachingHint); |
| this->drawProducerLattice(&maker, std::move(iter), dst, paint); |
| } else if (as_IB(image)->getROPixels(&bm)) { |
| GrBitmapTextureMaker maker(fContext.get(), bm); |
| this->drawProducerLattice(&maker, std::move(iter), dst, paint); |
| } |
| } |
| } |
| |
| void SkGpuDevice::drawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, |
| const SkRect& dst, const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| auto iter = std::make_unique<SkLatticeIter>(bitmap.width(), bitmap.height(), center, dst); |
| GrBitmapTextureMaker maker(fContext.get(), bitmap); |
| this->drawProducerLattice(&maker, std::move(iter), dst, paint); |
| } |
| |
| void SkGpuDevice::drawProducerLattice(GrTextureProducer* producer, |
| std::unique_ptr<SkLatticeIter> iter, const SkRect& dst, |
| const SkPaint& origPaint) { |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawProducerLattice", fContext.get()); |
| SkTCopyOnFirstWrite<SkPaint> paint(&origPaint); |
| |
| if (!producer->isAlphaOnly() && (paint->getColor() & 0x00FFFFFF) != 0x00FFFFFF) { |
| paint.writable()->setColor(SkColorSetARGB(origPaint.getAlpha(), 0xFF, 0xFF, 0xFF)); |
| } |
| GrPaint grPaint; |
| if (!SkPaintToGrPaintWithPrimitiveColor(this->context(), fRenderTargetContext->colorInfo(), |
| *paint, &grPaint)) { |
| return; |
| } |
| |
| auto dstColorSpace = fRenderTargetContext->colorInfo().colorSpace(); |
| const GrSamplerState::Filter filter = compute_lattice_filter_mode(*paint); |
| auto proxy = producer->refTextureProxyForParams(&filter, nullptr); |
| if (!proxy) { |
| return; |
| } |
| auto csxf = GrColorSpaceXform::Make(producer->colorSpace(), producer->alphaType(), |
| dstColorSpace, kPremul_SkAlphaType); |
| |
| GrSurfaceOrigin origin = proxy->origin(); |
| const GrSwizzle& swizzle = proxy->textureSwizzle(); |
| GrSurfaceProxyView view(std::move(proxy), origin, swizzle); |
| |
| fRenderTargetContext->drawImageLattice(this->clip(), std::move(grPaint), this->localToDevice(), |
| std::move(view), producer->colorType(), std::move(csxf), |
| filter, std::move(iter), dst); |
| } |
| |
| void SkGpuDevice::drawImageLattice(const SkImage* image, |
| const SkCanvas::Lattice& lattice, const SkRect& dst, |
| const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| uint32_t pinnedUniqueID; |
| auto iter = std::make_unique<SkLatticeIter>(lattice, dst); |
| if (sk_sp<GrTextureProxy> proxy = as_IB(image)->refPinnedTextureProxy(this->context(), |
| &pinnedUniqueID)) { |
| GrTextureAdjuster adjuster(this->context(), std::move(proxy), |
| image->imageInfo().colorInfo(), pinnedUniqueID); |
| this->drawProducerLattice(&adjuster, std::move(iter), dst, paint); |
| } else { |
| SkBitmap bm; |
| if (image->isLazyGenerated()) { |
| GrImageTextureMaker maker(fContext.get(), image, SkImage::kAllow_CachingHint); |
| this->drawProducerLattice(&maker, std::move(iter), dst, paint); |
| } else if (as_IB(image)->getROPixels(&bm)) { |
| GrBitmapTextureMaker maker(fContext.get(), bm); |
| this->drawProducerLattice(&maker, std::move(iter), dst, paint); |
| } |
| } |
| } |
| |
| void SkGpuDevice::drawBitmapLattice(const SkBitmap& bitmap, |
| const SkCanvas::Lattice& lattice, const SkRect& dst, |
| const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| auto iter = std::make_unique<SkLatticeIter>(lattice, dst); |
| GrBitmapTextureMaker maker(fContext.get(), bitmap); |
| this->drawProducerLattice(&maker, std::move(iter), dst, paint); |
| } |
| |
| static bool init_vertices_paint(GrContext* context, const GrColorInfo& colorInfo, |
| const SkPaint& skPaint, const SkMatrix& matrix, SkBlendMode bmode, |
| bool hasTexs, bool hasColors, GrPaint* grPaint) { |
| if (hasTexs && skPaint.getShader()) { |
| if (hasColors) { |
| // When there are texs and colors the shader and colors are combined using bmode. |
| return SkPaintToGrPaintWithXfermode(context, colorInfo, skPaint, matrix, bmode, |
| grPaint); |
| } else { |
| // We have a shader, but no colors to blend it against. |
| return SkPaintToGrPaint(context, colorInfo, skPaint, matrix, grPaint); |
| } |
| } else { |
| if (hasColors) { |
| // We have colors, but either have no shader or no texture coords (which implies that |
| // we should ignore the shader). |
| return SkPaintToGrPaintWithPrimitiveColor(context, colorInfo, skPaint, grPaint); |
| } else { |
| // No colors and no shaders. Just draw with the paint color. |
| return SkPaintToGrPaintNoShader(context, colorInfo, skPaint, grPaint); |
| } |
| } |
| } |
| |
| void SkGpuDevice::wireframeVertices(SkVertices::VertexMode vmode, int vertexCount, |
| const SkPoint vertices[], |
| const SkVertices::Bone bones[], int boneCount, |
| SkBlendMode bmode, |
| const uint16_t indices[], int indexCount, |
| const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "wireframeVertices", fContext.get()); |
| |
| SkPaint copy(paint); |
| copy.setStyle(SkPaint::kStroke_Style); |
| copy.setStrokeWidth(0); |
| |
| GrPaint grPaint; |
| // we ignore the shader since we have no texture coordinates. |
| if (!SkPaintToGrPaintNoShader(this->context(), fRenderTargetContext->colorInfo(), copy, |
| &grPaint)) { |
| return; |
| } |
| |
| int triangleCount = 0; |
| int n = (nullptr == indices) ? vertexCount : indexCount; |
| switch (vmode) { |
| case SkVertices::kTriangles_VertexMode: |
| triangleCount = n / 3; |
| break; |
| case SkVertices::kTriangleStrip_VertexMode: |
| triangleCount = n - 2; |
| break; |
| case SkVertices::kTriangleFan_VertexMode: |
| SK_ABORT("Unexpected triangle fan."); |
| break; |
| } |
| |
| VertState state(vertexCount, indices, indexCount); |
| VertState::Proc vertProc = state.chooseProc(vmode); |
| |
| //number of indices for lines per triangle with kLines |
| indexCount = triangleCount * 6; |
| |
| static constexpr SkVertices::VertexMode kIgnoredMode = SkVertices::kTriangles_VertexMode; |
| SkVertices::Builder builder(kIgnoredMode, vertexCount, indexCount, 0); |
| memcpy(builder.positions(), vertices, vertexCount * sizeof(SkPoint)); |
| |
| uint16_t* lineIndices = builder.indices(); |
| int i = 0; |
| while (vertProc(&state)) { |
| lineIndices[i] = state.f0; |
| lineIndices[i + 1] = state.f1; |
| lineIndices[i + 2] = state.f1; |
| lineIndices[i + 3] = state.f2; |
| lineIndices[i + 4] = state.f2; |
| lineIndices[i + 5] = state.f0; |
| i += 6; |
| } |
| |
| GrPrimitiveType primitiveType = GrPrimitiveType::kLines; |
| fRenderTargetContext->drawVertices(this->clip(), |
| std::move(grPaint), |
| this->localToDevice(), |
| builder.detach(), |
| bones, |
| boneCount, |
| &primitiveType); |
| } |
| |
| void SkGpuDevice::drawVertices(const SkVertices* vertices, const SkVertices::Bone bones[], |
| int boneCount, SkBlendMode mode, const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawVertices", fContext.get()); |
| |
| SkASSERT(vertices); |
| GrPaint grPaint; |
| bool hasColors = vertices->hasColors(); |
| bool hasTexs = vertices->hasTexCoords(); |
| if ((!hasTexs || !paint.getShader()) && !hasColors) { |
| // The dreaded wireframe mode. Fallback to drawVertices and go so slooooooow. |
| this->wireframeVertices(vertices->mode(), vertices->vertexCount(), vertices->positions(), |
| bones, boneCount, mode, vertices->indices(), vertices->indexCount(), |
| paint); |
| return; |
| } |
| if (!init_vertices_paint(fContext.get(), fRenderTargetContext->colorInfo(), paint, |
| this->localToDevice(), mode, hasTexs, hasColors, &grPaint)) { |
| return; |
| } |
| fRenderTargetContext->drawVertices(this->clip(), std::move(grPaint), this->localToDevice(), |
| sk_ref_sp(const_cast<SkVertices*>(vertices)), |
| bones, boneCount); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void SkGpuDevice::drawShadow(const SkPath& path, const SkDrawShadowRec& rec) { |
| |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawShadow", fContext.get()); |
| |
| if (!fRenderTargetContext->drawFastShadow(this->clip(), this->localToDevice(), path, rec)) { |
| // failed to find an accelerated case |
| this->INHERITED::drawShadow(path, rec); |
| } |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void SkGpuDevice::drawAtlas(const SkImage* atlas, const SkRSXform xform[], |
| const SkRect texRect[], const SkColor colors[], int count, |
| SkBlendMode mode, const SkPaint& paint) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawAtlas", fContext.get()); |
| |
| SkPaint p(paint); |
| p.setShader(atlas->makeShader()); |
| |
| GrPaint grPaint; |
| if (colors) { |
| if (!SkPaintToGrPaintWithXfermode(this->context(), fRenderTargetContext->colorInfo(), p, |
| this->localToDevice(), (SkBlendMode)mode, &grPaint)) { |
| return; |
| } |
| } else { |
| if (!SkPaintToGrPaint(this->context(), fRenderTargetContext->colorInfo(), p, |
| this->localToDevice(), &grPaint)) { |
| return; |
| } |
| } |
| |
| fRenderTargetContext->drawAtlas( |
| this->clip(), std::move(grPaint), this->localToDevice(), count, xform, texRect, colors); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void SkGpuDevice::drawGlyphRunList(const SkGlyphRunList& glyphRunList) { |
| ASSERT_SINGLE_OWNER |
| GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawGlyphRunList", fContext.get()); |
| |
| // Check for valid input |
| if (!this->localToDevice().isFinite() || !glyphRunList.allFontsFinite()) { |
| return; |
| } |
| |
| fRenderTargetContext->drawGlyphRunList(this->clip(), this->localToDevice(), glyphRunList); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void SkGpuDevice::drawDrawable(SkDrawable* drawable, const SkMatrix* matrix, SkCanvas* canvas) { |
| GrBackendApi api = this->context()->backend(); |
| if (GrBackendApi::kVulkan == api) { |
| const SkMatrix& ctm = canvas->getTotalMatrix(); |
| const SkMatrix& combinedMatrix = matrix ? SkMatrix::Concat(ctm, *matrix) : ctm; |
| std::unique_ptr<SkDrawable::GpuDrawHandler> gpuDraw = |
| drawable->snapGpuDrawHandler(api, combinedMatrix, canvas->getDeviceClipBounds(), |
| this->imageInfo()); |
| if (gpuDraw) { |
| fRenderTargetContext->drawDrawable(std::move(gpuDraw), drawable->getBounds()); |
| return; |
| } |
| } |
| this->INHERITED::drawDrawable(drawable, matrix, canvas); |
| } |
| |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void SkGpuDevice::flush() { |
| this->flush(SkSurface::BackendSurfaceAccess::kNoAccess, GrFlushInfo()); |
| } |
| |
| GrSemaphoresSubmitted SkGpuDevice::flush(SkSurface::BackendSurfaceAccess access, |
| const GrFlushInfo& info) { |
| ASSERT_SINGLE_OWNER |
| |
| return fRenderTargetContext->flush(access, info); |
| } |
| |
| bool SkGpuDevice::wait(int numSemaphores, const GrBackendSemaphore* waitSemaphores) { |
| ASSERT_SINGLE_OWNER |
| |
| return fRenderTargetContext->waitOnSemaphores(numSemaphores, waitSemaphores); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| SkBaseDevice* SkGpuDevice::onCreateDevice(const CreateInfo& cinfo, const SkPaint*) { |
| ASSERT_SINGLE_OWNER |
| |
| SkSurfaceProps props(this->surfaceProps().flags(), cinfo.fPixelGeometry); |
| |
| // layers are never drawn in repeat modes, so we can request an approx |
| // match and ignore any padding. |
| SkBackingFit fit = kNever_TileUsage == cinfo.fTileUsage ? SkBackingFit::kApprox |
| : SkBackingFit::kExact; |
| |
| SkASSERT(cinfo.fInfo.colorType() != kRGBA_1010102_SkColorType); |
| |
| auto rtc = GrRenderTargetContext::MakeWithFallback( |
| fContext.get(), SkColorTypeToGrColorType(cinfo.fInfo.colorType()), |
| fRenderTargetContext->colorInfo().refColorSpace(), fit, cinfo.fInfo.dimensions(), |
| fRenderTargetContext->numSamples(), GrMipMapped::kNo, |
| fRenderTargetContext->asSurfaceProxy()->isProtected(), kBottomLeft_GrSurfaceOrigin, |
| SkBudgeted::kYes, &props); |
| if (!rtc) { |
| return nullptr; |
| } |
| |
| // Skia's convention is to only clear a device if it is non-opaque. |
| InitContents init = cinfo.fInfo.isOpaque() ? kUninit_InitContents : kClear_InitContents; |
| |
| return SkGpuDevice::Make(fContext.get(), std::move(rtc), init).release(); |
| } |
| |
| sk_sp<SkSurface> SkGpuDevice::makeSurface(const SkImageInfo& info, const SkSurfaceProps& props) { |
| ASSERT_SINGLE_OWNER |
| // TODO: Change the signature of newSurface to take a budgeted parameter. |
| static const SkBudgeted kBudgeted = SkBudgeted::kNo; |
| return SkSurface::MakeRenderTarget(fContext.get(), kBudgeted, info, |
| fRenderTargetContext->numSamples(), |
| fRenderTargetContext->origin(), &props); |
| } |
| |
| SkImageFilterCache* SkGpuDevice::getImageFilterCache() { |
| ASSERT_SINGLE_OWNER |
| // We always return a transient cache, so it is freed after each |
| // filter traversal. |
| return SkImageFilterCache::Create(SkImageFilterCache::kDefaultTransientSize); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////////// |
| |
| bool SkGpuDevice::android_utils_clipWithStencil() { |
| SkRegion clipRegion; |
| this->onAsRgnClip(&clipRegion); |
| if (clipRegion.isEmpty()) { |
| return false; |
| } |
| GrRenderTargetContext* rtc = this->accessRenderTargetContext(); |
| if (!rtc) { |
| return false; |
| } |
| GrPaint grPaint; |
| grPaint.setXPFactory(GrDisableColorXPFactory::Get()); |
| GrNoClip noClip; |
| static constexpr GrUserStencilSettings kDrawToStencil( |
| GrUserStencilSettings::StaticInit< |
| 0x1, |
| GrUserStencilTest::kAlways, |
| 0x1, |
| GrUserStencilOp::kReplace, |
| GrUserStencilOp::kReplace, |
| 0x1>() |
| ); |
| rtc->drawRegion(noClip, std::move(grPaint), GrAA::kNo, SkMatrix::I(), clipRegion, |
| GrStyle::SimpleFill(), &kDrawToStencil); |
| return true; |
| } |
| |