| /* |
| * 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 "src/gpu/SkGpuDevice.h" |
| |
| #include "include/core/SkYUVAIndex.h" |
| #include "src/core/SkDraw.h" |
| #include "src/core/SkMaskFilterBase.h" |
| #include "src/gpu/GrBitmapTextureMaker.h" |
| #include "src/gpu/GrBlurUtils.h" |
| #include "src/gpu/GrCaps.h" |
| #include "src/gpu/GrColorSpaceXform.h" |
| #include "src/gpu/GrImageTextureMaker.h" |
| #include "src/gpu/GrRenderTargetContext.h" |
| #include "src/gpu/GrStyle.h" |
| #include "src/gpu/GrTextureAdjuster.h" |
| #include "src/gpu/GrTextureMaker.h" |
| #include "src/gpu/SkGr.h" |
| #include "src/gpu/effects/GrBicubicEffect.h" |
| #include "src/gpu/effects/GrTextureDomain.h" |
| #include "src/gpu/effects/generated/GrSimpleTextureEffect.h" |
| #include "src/gpu/geometry/GrShape.h" |
| #include "src/image/SkImage_Base.h" |
| |
| namespace { |
| |
| static inline bool use_shader(bool textureIsAlphaOnly, const SkPaint& paint) { |
| return textureIsAlphaOnly && paint.getShader(); |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // Helper functions for dropping src rect constraint in bilerp mode. |
| |
| static const SkScalar kColorBleedTolerance = 0.001f; |
| |
| static bool has_aligned_samples(const SkRect& srcRect, const SkRect& transformedRect) { |
| // detect pixel disalignment |
| if (SkScalarAbs(SkScalarRoundToScalar(transformedRect.left()) - transformedRect.left()) < kColorBleedTolerance && |
| SkScalarAbs(SkScalarRoundToScalar(transformedRect.top()) - transformedRect.top()) < kColorBleedTolerance && |
| SkScalarAbs(transformedRect.width() - srcRect.width()) < kColorBleedTolerance && |
| SkScalarAbs(transformedRect.height() - srcRect.height()) < kColorBleedTolerance) { |
| return true; |
| } |
| return false; |
| } |
| |
| static bool may_color_bleed(const SkRect& srcRect, |
| const SkRect& transformedRect, |
| const SkMatrix& m, |
| int numSamples) { |
| // Only gets called if has_aligned_samples returned false. |
| // So we can assume that sampling is axis aligned but not texel aligned. |
| SkASSERT(!has_aligned_samples(srcRect, transformedRect)); |
| SkRect innerSrcRect(srcRect), innerTransformedRect, outerTransformedRect(transformedRect); |
| if (numSamples > 1) { |
| innerSrcRect.inset(SK_Scalar1, SK_Scalar1); |
| } else { |
| innerSrcRect.inset(SK_ScalarHalf, SK_ScalarHalf); |
| } |
| m.mapRect(&innerTransformedRect, innerSrcRect); |
| |
| // The gap between outerTransformedRect and innerTransformedRect |
| // represents the projection of the source border area, which is |
| // problematic for color bleeding. We must check whether any |
| // destination pixels sample the border area. |
| outerTransformedRect.inset(kColorBleedTolerance, kColorBleedTolerance); |
| innerTransformedRect.outset(kColorBleedTolerance, kColorBleedTolerance); |
| SkIRect outer, inner; |
| outerTransformedRect.round(&outer); |
| innerTransformedRect.round(&inner); |
| // If the inner and outer rects round to the same result, it means the |
| // border does not overlap any pixel centers. Yay! |
| return inner != outer; |
| } |
| |
| static bool can_ignore_bilerp_constraint(const GrTextureProducer& producer, |
| const SkRect& srcRect, |
| const SkMatrix& srcRectToDeviceSpace, |
| int numSamples) { |
| if (srcRectToDeviceSpace.rectStaysRect()) { |
| // sampling is axis-aligned |
| SkRect transformedRect; |
| srcRectToDeviceSpace.mapRect(&transformedRect, srcRect); |
| |
| if (has_aligned_samples(srcRect, transformedRect) || |
| !may_color_bleed(srcRect, transformedRect, srcRectToDeviceSpace, numSamples)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| enum class ImageDrawMode { |
| // Src and dst have been restricted to the image content. May need to clamp, no need to decal. |
| kOptimized, |
| // Src and dst are their original sizes, requires use of a decal instead of plain clamping. |
| // This is used when a dst clip is provided and extends outside of the optimized dst rect. |
| kDecal, |
| // Src or dst are empty, or do not intersect the image content so don't draw anything. |
| kSkip |
| }; |
| |
| /** |
| * Optimize the src rect sampling area within an image (sized 'width' x 'height') such that |
| * 'outSrcRect' will be completely contained in the image's bounds. The corresponding rect |
| * to draw will be output to 'outDstRect'. The mapping between src and dst will be cached in |
| * 'srcToDst'. Outputs are not always updated when kSkip is returned. |
| * |
| * If 'origSrcRect' is null, implicitly use the image bounds. If 'origDstRect' is null, use the |
| * original src rect. 'dstClip' should be null when there is no additional clipping. |
| */ |
| static ImageDrawMode optimize_sample_area(const SkISize& image, const SkRect* origSrcRect, |
| const SkRect* origDstRect, const SkPoint dstClip[4], |
| SkRect* outSrcRect, SkRect* outDstRect, |
| SkMatrix* srcToDst) { |
| SkRect srcBounds = SkRect::MakeIWH(image.fWidth, image.fHeight); |
| |
| SkRect src = origSrcRect ? *origSrcRect : srcBounds; |
| SkRect dst = origDstRect ? *origDstRect : src; |
| |
| if (src.isEmpty() || dst.isEmpty()) { |
| return ImageDrawMode::kSkip; |
| } |
| |
| if (outDstRect) { |
| srcToDst->setRectToRect(src, dst, SkMatrix::kFill_ScaleToFit); |
| } else { |
| srcToDst->setIdentity(); |
| } |
| |
| if (origSrcRect && !srcBounds.contains(src)) { |
| if (!src.intersect(srcBounds)) { |
| return ImageDrawMode::kSkip; |
| } |
| srcToDst->mapRect(&dst, src); |
| |
| // Both src and dst have gotten smaller. If dstClip is provided, confirm it is still |
| // contained in dst, otherwise cannot optimize the sample area and must use a decal instead |
| if (dstClip) { |
| for (int i = 0; i < 4; ++i) { |
| if (!dst.contains(dstClip[i].fX, dstClip[i].fY)) { |
| // Must resort to using a decal mode restricted to the clipped 'src', and |
| // use the original dst rect (filling in src bounds as needed) |
| *outSrcRect = src; |
| *outDstRect = (origDstRect ? *origDstRect |
| : (origSrcRect ? *origSrcRect : srcBounds)); |
| return ImageDrawMode::kDecal; |
| } |
| } |
| } |
| } |
| |
| // The original src and dst were fully contained in the image, or there was no dst clip to |
| // worry about, or the clip was still contained in the restricted dst rect. |
| *outSrcRect = src; |
| *outDstRect = dst; |
| return ImageDrawMode::kOptimized; |
| } |
| |
| /** |
| * Checks whether the paint is compatible with using GrRenderTargetContext::drawTexture. It is more |
| * efficient than the GrTextureProducer general case. |
| */ |
| static bool can_use_draw_texture(const SkPaint& paint) { |
| return (!paint.getColorFilter() && !paint.getShader() && !paint.getMaskFilter() && |
| !paint.getImageFilter() && paint.getFilterQuality() < kMedium_SkFilterQuality); |
| } |
| |
| // Assumes srcRect and dstRect have already been optimized to fit the proxy |
| static void draw_texture(GrRenderTargetContext* rtc, const GrClip& clip, const SkMatrix& ctm, |
| const SkPaint& paint, const SkRect& srcRect, const SkRect& dstRect, |
| const SkPoint dstClip[4], GrAA aa, GrQuadAAFlags aaFlags, |
| SkCanvas::SrcRectConstraint constraint, sk_sp<GrTextureProxy> proxy, |
| const GrColorInfo& srcColorInfo) { |
| const GrColorInfo& dstInfo(rtc->colorInfo()); |
| auto textureXform = |
| GrColorSpaceXform::Make(srcColorInfo.colorSpace(), srcColorInfo.alphaType(), |
| dstInfo.colorSpace(), kPremul_SkAlphaType); |
| GrSamplerState::Filter filter; |
| switch (paint.getFilterQuality()) { |
| case kNone_SkFilterQuality: |
| filter = GrSamplerState::Filter::kNearest; |
| break; |
| case kLow_SkFilterQuality: |
| filter = GrSamplerState::Filter::kBilerp; |
| break; |
| case kMedium_SkFilterQuality: |
| case kHigh_SkFilterQuality: |
| SK_ABORT("Quality level not allowed."); |
| } |
| |
| // Must specify the strict constraint when the proxy is not functionally exact and the src |
| // rect would access pixels outside the proxy's content area without the constraint. |
| if (constraint != SkCanvas::kStrict_SrcRectConstraint && |
| !GrProxyProvider::IsFunctionallyExact(proxy.get())) { |
| // Conservative estimate of how much a coord could be outset from src rect: |
| // 1/2 pixel for AA and 1/2 pixel for bilerp |
| float buffer = 0.5f * (aa == GrAA::kYes) + |
| 0.5f * (filter == GrSamplerState::Filter::kBilerp); |
| SkRect safeBounds = SkRect::MakeWH(proxy->width(), proxy->height()); |
| safeBounds.inset(buffer, buffer); |
| if (!safeBounds.contains(srcRect)) { |
| constraint = SkCanvas::kStrict_SrcRectConstraint; |
| } |
| } |
| SkPMColor4f color; |
| if (GrColorTypeIsAlphaOnly(srcColorInfo.colorType())) { |
| color = SkColor4fPrepForDst(paint.getColor4f(), dstInfo).premul(); |
| } else { |
| float paintAlpha = paint.getColor4f().fA; |
| color = { paintAlpha, paintAlpha, paintAlpha, paintAlpha }; |
| } |
| |
| if (dstClip) { |
| // Get source coords corresponding to dstClip |
| SkPoint srcQuad[4]; |
| GrMapRectPoints(dstRect, srcRect, dstClip, srcQuad, 4); |
| |
| rtc->drawTextureQuad(clip, std::move(proxy), srcColorInfo.colorType(), filter, |
| paint.getBlendMode(), color, srcQuad, dstClip, aa, aaFlags, |
| constraint == SkCanvas::kStrict_SrcRectConstraint ? &srcRect : nullptr, |
| ctm, std::move(textureXform)); |
| } else { |
| rtc->drawTexture(clip, std::move(proxy), srcColorInfo.colorType(), filter, |
| paint.getBlendMode(), color, srcRect, dstRect, aa, aaFlags, constraint, |
| ctm, std::move(textureXform)); |
| } |
| } |
| |
| // Assumes srcRect and dstRect have already been optimized to fit the proxy. |
| static void draw_texture_producer(GrContext* context, GrRenderTargetContext* rtc, |
| const GrClip& clip, const SkMatrix& ctm, |
| const SkPaint& paint, GrTextureProducer* producer, |
| const SkRect& src, const SkRect& dst, const SkPoint dstClip[4], |
| const SkMatrix& srcToDst, GrAA aa, GrQuadAAFlags aaFlags, |
| SkCanvas::SrcRectConstraint constraint, bool attemptDrawTexture) { |
| if (attemptDrawTexture && can_use_draw_texture(paint)) { |
| // We've done enough checks above to allow us to pass ClampNearest() and not check for |
| // scaling adjustments. |
| auto proxy = producer->refTextureProxyForParams(GrSamplerState::ClampNearest(), nullptr); |
| if (!proxy) { |
| return; |
| } |
| |
| draw_texture(rtc, clip, ctm, paint, src, dst, dstClip, aa, aaFlags, constraint, |
| std::move(proxy), producer->colorInfo()); |
| return; |
| } |
| |
| const SkMaskFilter* mf = paint.getMaskFilter(); |
| |
| // The shader expects proper local coords, so we can't replace local coords with texture coords |
| // if the shader will be used. If we have a mask filter we will change the underlying geometry |
| // that is rendered. |
| bool canUseTextureCoordsAsLocalCoords = !use_shader(producer->isAlphaOnly(), paint) && !mf; |
| |
| // Specifying the texture coords as local coordinates is an attempt to enable more GrDrawOp |
| // combining by not baking anything about the srcRect, dstRect, or ctm, into the texture |
| // FP. In the future this should be an opaque optimization enabled by the combination of |
| // GrDrawOp/GP and FP. |
| if (mf && as_MFB(mf)->hasFragmentProcessor()) { |
| mf = nullptr; |
| } |
| bool doBicubic; |
| GrSamplerState::Filter fm = GrSkFilterQualityToGrFilterMode( |
| producer->width(), producer->height(), paint.getFilterQuality(), ctm, srcToDst, |
| context->priv().options().fSharpenMipmappedTextures, &doBicubic); |
| const GrSamplerState::Filter* filterMode = doBicubic ? nullptr : &fm; |
| |
| GrTextureProducer::FilterConstraint constraintMode; |
| if (SkCanvas::kFast_SrcRectConstraint == constraint) { |
| constraintMode = GrTextureAdjuster::kNo_FilterConstraint; |
| } else { |
| constraintMode = GrTextureAdjuster::kYes_FilterConstraint; |
| } |
| |
| // If we have to outset for AA then we will generate texture coords outside the src rect. The |
| // same happens for any mask filter that extends the bounds rendered in the dst. |
| // This is conservative as a mask filter does not have to expand the bounds rendered. |
| bool coordsAllInsideSrcRect = aaFlags == GrQuadAAFlags::kNone && !mf; |
| |
| // Check for optimization to drop the src rect constraint when on bilerp. |
| if (filterMode && GrSamplerState::Filter::kBilerp == *filterMode && |
| GrTextureAdjuster::kYes_FilterConstraint == constraintMode && coordsAllInsideSrcRect && |
| !producer->hasMixedResolutions()) { |
| SkMatrix combinedMatrix; |
| combinedMatrix.setConcat(ctm, srcToDst); |
| if (can_ignore_bilerp_constraint(*producer, src, combinedMatrix, rtc->numSamples())) { |
| constraintMode = GrTextureAdjuster::kNo_FilterConstraint; |
| } |
| } |
| |
| SkMatrix textureMatrix; |
| if (canUseTextureCoordsAsLocalCoords) { |
| textureMatrix = SkMatrix::I(); |
| } else { |
| if (!srcToDst.invert(&textureMatrix)) { |
| return; |
| } |
| } |
| auto fp = producer->createFragmentProcessor(textureMatrix, src, constraintMode, |
| coordsAllInsideSrcRect, filterMode); |
| fp = GrColorSpaceXformEffect::Make(std::move(fp), producer->colorSpace(), producer->alphaType(), |
| rtc->colorInfo().colorSpace()); |
| if (!fp) { |
| return; |
| } |
| |
| GrPaint grPaint; |
| if (!SkPaintToGrPaintWithTexture(context, rtc->colorInfo(), paint, ctm, std::move(fp), |
| producer->isAlphaOnly(), &grPaint)) { |
| return; |
| } |
| |
| if (!mf) { |
| // Can draw the image directly (any mask filter on the paint was converted to an FP already) |
| if (dstClip) { |
| SkPoint srcClipPoints[4]; |
| SkPoint* srcClip = nullptr; |
| if (canUseTextureCoordsAsLocalCoords) { |
| // Calculate texture coordinates that match the dst clip |
| GrMapRectPoints(dst, src, dstClip, srcClipPoints, 4); |
| srcClip = srcClipPoints; |
| } |
| rtc->fillQuadWithEdgeAA(clip, std::move(grPaint), aa, aaFlags, ctm, dstClip, srcClip); |
| } else { |
| // Provide explicit texture coords when possible, otherwise rely on texture matrix |
| rtc->fillRectWithEdgeAA(clip, std::move(grPaint), aa, aaFlags, ctm, dst, |
| canUseTextureCoordsAsLocalCoords ? &src : nullptr); |
| } |
| } else { |
| // Must draw the mask filter as a GrShape. For now, this loses the per-edge AA information |
| // since it always draws with AA, but that is should not be noticeable since the mask filter |
| // is probably a blur. |
| GrShape shape; |
| if (dstClip) { |
| // Represent it as an SkPath formed from the dstClip |
| SkPath path; |
| path.addPoly(dstClip, 4, true); |
| shape = GrShape(path); |
| } else { |
| shape = GrShape(dst); |
| } |
| |
| GrBlurUtils::drawShapeWithMaskFilter( |
| context, rtc, clip, shape, std::move(grPaint), ctm, mf); |
| } |
| } |
| |
| } // anonymous namespace |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| void SkGpuDevice::drawImageQuad(const SkImage* image, const SkRect* srcRect, const SkRect* dstRect, |
| const SkPoint dstClip[4], GrAA aa, GrQuadAAFlags aaFlags, |
| const SkMatrix* preViewMatrix, const SkPaint& paint, |
| SkCanvas::SrcRectConstraint constraint) { |
| SkRect src; |
| SkRect dst; |
| SkMatrix srcToDst; |
| ImageDrawMode mode = optimize_sample_area(SkISize::Make(image->width(), image->height()), |
| srcRect, dstRect, dstClip, &src, &dst, &srcToDst); |
| if (mode == ImageDrawMode::kSkip) { |
| return; |
| } |
| |
| if (src.contains(image->bounds())) { |
| constraint = SkCanvas::kFast_SrcRectConstraint; |
| } |
| // Depending on the nature of image, it can flow through more or less optimal pipelines |
| bool useDecal = mode == ImageDrawMode::kDecal; |
| bool attemptDrawTexture = !useDecal; // rtc->drawTexture() only clamps |
| |
| // Get final CTM matrix |
| SkMatrix ctm = this->ctm(); |
| if (preViewMatrix) { |
| ctm.preConcat(*preViewMatrix); |
| } |
| |
| // YUVA images can be stored in multiple images with different plane resolutions, so this |
| // uses an effect to combine them dynamically on the GPU. This is done before requesting a |
| // pinned texture proxy because YUV images force-flatten to RGBA in that scenario. |
| if (as_IB(image)->isYUVA()) { |
| SK_HISTOGRAM_BOOLEAN("DrawTiled", false); |
| LogDrawScaleFactor(ctm, srcToDst, paint.getFilterQuality()); |
| |
| GrYUVAImageTextureMaker maker(fContext.get(), image, useDecal); |
| draw_texture_producer(fContext.get(), fRenderTargetContext.get(), this->clip(), ctm, |
| paint, &maker, src, dst, dstClip, srcToDst, aa, aaFlags, constraint, |
| /* attempt draw texture */ false); |
| return; |
| } |
| |
| // Pinned texture proxies can be rendered directly as textures, or with relatively simple |
| // adjustments applied to the image content (scaling, mipmaps, color space, etc.) |
| uint32_t pinnedUniqueID; |
| if (sk_sp<GrTextureProxy> proxy = as_IB(image)->refPinnedTextureProxy(this->context(), |
| &pinnedUniqueID)) { |
| SK_HISTOGRAM_BOOLEAN("DrawTiled", false); |
| LogDrawScaleFactor(ctm, srcToDst, paint.getFilterQuality()); |
| |
| GrColorInfo colorInfo(image->imageInfo().colorInfo()); |
| |
| if (attemptDrawTexture && can_use_draw_texture(paint)) { |
| draw_texture(fRenderTargetContext.get(), this->clip(), ctm, paint, src, dst, |
| dstClip, aa, aaFlags, constraint, std::move(proxy), colorInfo); |
| return; |
| } |
| GrTextureAdjuster adjuster(fContext.get(), std::move(proxy), colorInfo, pinnedUniqueID, |
| useDecal); |
| draw_texture_producer(fContext.get(), fRenderTargetContext.get(), this->clip(), ctm, |
| paint, &adjuster, src, dst, dstClip, srcToDst, aa, aaFlags, |
| constraint, /* attempt draw_texture */ false); |
| return; |
| } |
| |
| // Next up, try tiling the image |
| // TODO (michaelludwig): Implement this with per-edge AA flags to handle seaming properly |
| // instead of going through drawBitmapRect (which will be removed from SkDevice in the future) |
| SkBitmap bm; |
| if (this->shouldTileImage(image, &src, constraint, paint.getFilterQuality(), ctm, srcToDst)) { |
| // only support tiling as bitmap at the moment, so force raster-version |
| if (!as_IB(image)->getROPixels(&bm)) { |
| return; |
| } |
| this->drawBitmapRect(bm, &src, dst, paint, constraint); |
| return; |
| } |
| |
| // This is the funnel for all non-tiled bitmap/image draw calls. Log a histogram entry. |
| SK_HISTOGRAM_BOOLEAN("DrawTiled", false); |
| LogDrawScaleFactor(ctm, srcToDst, paint.getFilterQuality()); |
| |
| // Lazily generated images must get drawn as a texture producer that handles the final |
| // texture creation. |
| if (image->isLazyGenerated()) { |
| GrImageTextureMaker maker(fContext.get(), image, SkImage::kAllow_CachingHint, useDecal); |
| draw_texture_producer(fContext.get(), fRenderTargetContext.get(), this->clip(), ctm, |
| paint, &maker, src, dst, dstClip, srcToDst, aa, aaFlags, constraint, |
| attemptDrawTexture); |
| return; |
| } |
| if (as_IB(image)->getROPixels(&bm)) { |
| GrBitmapTextureMaker maker(fContext.get(), bm, useDecal); |
| draw_texture_producer(fContext.get(), fRenderTargetContext.get(), this->clip(), ctm, |
| paint, &maker, src, dst, dstClip, srcToDst, aa, aaFlags, constraint, |
| attemptDrawTexture); |
| } |
| |
| // Otherwise don't know how to draw it |
| } |
| |
| void SkGpuDevice::drawEdgeAAImageSet(const SkCanvas::ImageSetEntry set[], int count, |
| const SkPoint dstClips[], const SkMatrix preViewMatrices[], |
| const SkPaint& paint, SkCanvas::SrcRectConstraint constraint) { |
| SkASSERT(count > 0); |
| if (!can_use_draw_texture(paint)) { |
| // Send every entry through drawImageQuad() to handle the more complicated paint |
| int dstClipIndex = 0; |
| for (int i = 0; i < count; ++i) { |
| // Only no clip or quad clip are supported |
| SkASSERT(!set[i].fHasClip || dstClips); |
| SkASSERT(set[i].fMatrixIndex < 0 || preViewMatrices); |
| |
| SkTCopyOnFirstWrite<SkPaint> entryPaint(paint); |
| if (set[i].fAlpha != 1.f) { |
| auto paintAlpha = paint.getAlphaf(); |
| entryPaint.writable()->setAlphaf(paintAlpha * set[i].fAlpha); |
| } |
| // Always send GrAA::kYes to preserve seaming across tiling in MSAA |
| this->drawImageQuad( |
| set[i].fImage.get(), &set[i].fSrcRect, &set[i].fDstRect, |
| set[i].fHasClip ? dstClips + dstClipIndex : nullptr, GrAA::kYes, |
| SkToGrQuadAAFlags(set[i].fAAFlags), |
| set[i].fMatrixIndex < 0 ? nullptr : preViewMatrices + set[i].fMatrixIndex, |
| *entryPaint, constraint); |
| dstClipIndex += 4 * set[i].fHasClip; |
| } |
| return; |
| } |
| |
| GrSamplerState::Filter filter = kNone_SkFilterQuality == paint.getFilterQuality() ? |
| GrSamplerState::Filter::kNearest : GrSamplerState::Filter::kBilerp; |
| SkBlendMode mode = paint.getBlendMode(); |
| |
| SkAutoTArray<GrRenderTargetContext::TextureSetEntry> textures(count); |
| // We accumulate compatible proxies until we find an an incompatible one or reach the end and |
| // issue the accumulated 'n' draws starting at 'base'. |
| int base = 0, n = 0; |
| auto draw = [&] { |
| if (n > 0) { |
| auto textureXform = GrColorSpaceXform::Make( |
| set[base].fImage->colorSpace(), set[base].fImage->alphaType(), |
| fRenderTargetContext->colorInfo().colorSpace(), kPremul_SkAlphaType); |
| fRenderTargetContext->drawTextureSet(this->clip(), textures.get() + base, n, |
| filter, mode, GrAA::kYes, constraint, this->ctm(), |
| std::move(textureXform)); |
| } |
| }; |
| int dstClipIndex = 0; |
| for (int i = 0; i < count; ++i) { |
| SkASSERT(!set[i].fHasClip || dstClips); |
| SkASSERT(set[i].fMatrixIndex < 0 || preViewMatrices); |
| |
| // Manage the dst clip pointer tracking before any continues are used so we don't lose |
| // our place in the dstClips array. |
| const SkPoint* clip = set[i].fHasClip ? dstClips + dstClipIndex : nullptr; |
| dstClipIndex += 4 * set[i].fHasClip; |
| |
| // The default SkBaseDevice implementation is based on drawImageRect which does not allow |
| // non-sorted src rects. TODO: Decide this is OK or make sure we handle it. |
| if (!set[i].fSrcRect.isSorted()) { |
| draw(); |
| base = i + 1; |
| n = 0; |
| continue; |
| } |
| |
| sk_sp<GrTextureProxy> proxy; |
| const SkImage_Base* image = as_IB(set[i].fImage.get()); |
| // Extract proxy from image, but skip YUV images so they get processed through |
| // drawImageQuad and the proper effect to dynamically sample their planes. |
| if (!image->isYUVA()) { |
| uint32_t uniqueID; |
| proxy = image->refPinnedTextureProxy(this->context(), &uniqueID); |
| if (!proxy) { |
| proxy = image->asTextureProxyRef(this->context(), GrSamplerState::ClampBilerp(), |
| nullptr); |
| } |
| } |
| |
| if (!proxy) { |
| // This image can't go through the texture op, send through general image pipeline |
| // after flushing current batch. |
| draw(); |
| base = i + 1; |
| n = 0; |
| SkTCopyOnFirstWrite<SkPaint> entryPaint(paint); |
| if (set[i].fAlpha != 1.f) { |
| auto paintAlpha = paint.getAlphaf(); |
| entryPaint.writable()->setAlphaf(paintAlpha * set[i].fAlpha); |
| } |
| this->drawImageQuad( |
| image, &set[i].fSrcRect, &set[i].fDstRect, clip, GrAA::kYes, |
| SkToGrQuadAAFlags(set[i].fAAFlags), |
| set[i].fMatrixIndex < 0 ? nullptr : preViewMatrices + set[i].fMatrixIndex, |
| *entryPaint, constraint); |
| continue; |
| } |
| |
| textures[i].fProxy = std::move(proxy); |
| textures[i].fSrcColorType = SkColorTypeToGrColorType(image->colorType()); |
| textures[i].fSrcRect = set[i].fSrcRect; |
| textures[i].fDstRect = set[i].fDstRect; |
| textures[i].fDstClipQuad = clip; |
| textures[i].fPreViewMatrix = |
| set[i].fMatrixIndex < 0 ? nullptr : preViewMatrices + set[i].fMatrixIndex; |
| textures[i].fAlpha = set[i].fAlpha * paint.getAlphaf(); |
| textures[i].fAAFlags = SkToGrQuadAAFlags(set[i].fAAFlags); |
| |
| if (n > 0 && |
| (!GrTextureProxy::ProxiesAreCompatibleAsDynamicState(textures[i].fProxy.get(), |
| textures[base].fProxy.get()) || |
| set[i].fImage->alphaType() != set[base].fImage->alphaType() || |
| !SkColorSpace::Equals(set[i].fImage->colorSpace(), set[base].fImage->colorSpace()))) { |
| draw(); |
| base = i; |
| n = 1; |
| } else { |
| ++n; |
| } |
| } |
| draw(); |
| } |
| |
| // TODO (michaelludwig) - to be removed when drawBitmapRect doesn't need it anymore |
| void SkGpuDevice::drawTextureProducer(GrTextureProducer* producer, |
| const SkRect* srcRect, |
| const SkRect* dstRect, |
| SkCanvas::SrcRectConstraint constraint, |
| const SkMatrix& viewMatrix, |
| const SkPaint& paint, |
| bool attemptDrawTexture) { |
| // The texture refactor split the old logic of drawTextureProducer into the beginning of |
| // drawImageQuad() and into the static draw_texture_producer. Replicate necessary logic that |
| // drawImageQuad() handles. |
| SkRect src; |
| SkRect dst; |
| SkMatrix srcToDst; |
| ImageDrawMode mode = optimize_sample_area(SkISize::Make(producer->width(), producer->height()), |
| srcRect, dstRect, nullptr, &src, &dst, &srcToDst); |
| if (mode == ImageDrawMode::kSkip) { |
| return; |
| } |
| // There's no dstClip to worry about and the producer is already made so we wouldn't be able |
| // to tell it to use decals if we had to |
| SkASSERT(mode != ImageDrawMode::kDecal); |
| |
| draw_texture_producer(fContext.get(), fRenderTargetContext.get(), this->clip(), viewMatrix, |
| paint, producer, src, dst, /* clip */ nullptr, srcToDst, |
| GrAA(paint.isAntiAlias()), |
| paint.isAntiAlias() ? GrQuadAAFlags::kAll : GrQuadAAFlags::kNone, |
| constraint, attemptDrawTexture); |
| } |
