| /* |
| * Copyright 2010 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/SkGr.h" |
| |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkColorFilter.h" |
| #include "include/core/SkData.h" |
| #include "include/core/SkPixelRef.h" |
| #include "include/effects/SkRuntimeEffect.h" |
| #include "include/gpu/GrRecordingContext.h" |
| #include "include/private/SkIDChangeListener.h" |
| #include "include/private/SkImageInfoPriv.h" |
| #include "include/private/SkTPin.h" |
| #include "include/private/SkTemplates.h" |
| #include "src/core/SkAutoMalloc.h" |
| #include "src/core/SkBlendModePriv.h" |
| #include "src/core/SkBlenderBase.h" |
| #include "src/core/SkColorFilterBase.h" |
| #include "src/core/SkColorSpacePriv.h" |
| #include "src/core/SkImagePriv.h" |
| #include "src/core/SkMaskFilterBase.h" |
| #include "src/core/SkMessageBus.h" |
| #include "src/core/SkMipmap.h" |
| #include "src/core/SkPaintPriv.h" |
| #include "src/core/SkResourceCache.h" |
| #include "src/core/SkTraceEvent.h" |
| #include "src/gpu/GrCaps.h" |
| #include "src/gpu/GrColorInfo.h" |
| #include "src/gpu/GrColorSpaceXform.h" |
| #include "src/gpu/GrGpuResourcePriv.h" |
| #include "src/gpu/GrPaint.h" |
| #include "src/gpu/GrProxyProvider.h" |
| #include "src/gpu/GrRecordingContextPriv.h" |
| #include "src/gpu/GrTextureProxy.h" |
| #include "src/gpu/GrXferProcessor.h" |
| #include "src/gpu/SkGr.h" |
| #include "src/gpu/effects/GrBicubicEffect.h" |
| #include "src/gpu/effects/GrBlendFragmentProcessor.h" |
| #include "src/gpu/effects/GrPorterDuffXferProcessor.h" |
| #include "src/gpu/effects/generated/GrDitherEffect.h" |
| #include "src/image/SkImage_Base.h" |
| #include "src/shaders/SkShaderBase.h" |
| |
| void GrMakeKeyFromImageID(GrUniqueKey* key, uint32_t imageID, const SkIRect& imageBounds) { |
| SkASSERT(key); |
| SkASSERT(imageID); |
| SkASSERT(!imageBounds.isEmpty()); |
| static const GrUniqueKey::Domain kImageIDDomain = GrUniqueKey::GenerateDomain(); |
| GrUniqueKey::Builder builder(key, kImageIDDomain, 5, "Image"); |
| builder[0] = imageID; |
| builder[1] = imageBounds.fLeft; |
| builder[2] = imageBounds.fTop; |
| builder[3] = imageBounds.fRight; |
| builder[4] = imageBounds.fBottom; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| sk_sp<SkIDChangeListener> GrMakeUniqueKeyInvalidationListener(GrUniqueKey* key, |
| uint32_t contextID) { |
| class Listener : public SkIDChangeListener { |
| public: |
| Listener(const GrUniqueKey& key, uint32_t contextUniqueID) : fMsg(key, contextUniqueID) {} |
| |
| void changed() override { |
| SkMessageBus<GrUniqueKeyInvalidatedMessage, uint32_t>::Post(fMsg); |
| } |
| |
| private: |
| GrUniqueKeyInvalidatedMessage fMsg; |
| }; |
| |
| auto listener = sk_make_sp<Listener>(*key, contextID); |
| |
| // We stick a SkData on the key that calls invalidateListener in its destructor. |
| auto invalidateListener = [](const void* ptr, void* /*context*/) { |
| auto listener = reinterpret_cast<const sk_sp<Listener>*>(ptr); |
| (*listener)->markShouldDeregister(); |
| delete listener; |
| }; |
| auto data = SkData::MakeWithProc(new sk_sp<Listener>(listener), |
| sizeof(sk_sp<Listener>), |
| invalidateListener, |
| nullptr); |
| SkASSERT(!key->getCustomData()); |
| key->setCustomData(std::move(data)); |
| return std::move(listener); |
| } |
| |
| sk_sp<GrSurfaceProxy> GrCopyBaseMipMapToTextureProxy(GrRecordingContext* ctx, |
| sk_sp<GrSurfaceProxy> baseProxy, |
| GrSurfaceOrigin origin, |
| SkBudgeted budgeted) { |
| SkASSERT(baseProxy); |
| |
| // We don't allow this for promise proxies i.e. if they need mips they need to give them |
| // to us upfront. |
| if (baseProxy->isPromiseProxy()) { |
| return nullptr; |
| } |
| if (!ctx->priv().caps()->isFormatCopyable(baseProxy->backendFormat())) { |
| return nullptr; |
| } |
| auto copy = GrSurfaceProxy::Copy(ctx, std::move(baseProxy), origin, GrMipmapped::kYes, |
| SkBackingFit::kExact, budgeted); |
| if (!copy) { |
| return nullptr; |
| } |
| SkASSERT(copy->asTextureProxy()); |
| return copy; |
| } |
| |
| GrSurfaceProxyView GrCopyBaseMipMapToView(GrRecordingContext* context, |
| GrSurfaceProxyView src, |
| SkBudgeted budgeted) { |
| auto origin = src.origin(); |
| auto swizzle = src.swizzle(); |
| auto proxy = src.refProxy(); |
| return {GrCopyBaseMipMapToTextureProxy(context, proxy, origin, budgeted), origin, swizzle}; |
| } |
| |
| static GrMipmapped adjust_mipmapped(GrMipmapped mipmapped, |
| const SkBitmap& bitmap, |
| const GrCaps* caps) { |
| if (!caps->mipmapSupport() || bitmap.dimensions().area() <= 1) { |
| return GrMipmapped::kNo; |
| } |
| return mipmapped; |
| } |
| |
| static GrColorType choose_bmp_texture_colortype(const GrCaps* caps, const SkBitmap& bitmap) { |
| GrColorType ct = SkColorTypeToGrColorType(bitmap.info().colorType()); |
| if (caps->getDefaultBackendFormat(ct, GrRenderable::kNo).isValid()) { |
| return ct; |
| } |
| return GrColorType::kRGBA_8888; |
| } |
| |
| static sk_sp<GrTextureProxy> make_bmp_proxy(GrProxyProvider* proxyProvider, |
| const SkBitmap& bitmap, |
| GrColorType ct, |
| GrMipmapped mipmapped, |
| SkBackingFit fit, |
| SkBudgeted budgeted) { |
| SkBitmap bmpToUpload; |
| if (ct != SkColorTypeToGrColorType(bitmap.info().colorType())) { |
| SkColorType skCT = GrColorTypeToSkColorType(ct); |
| if (!bmpToUpload.tryAllocPixels(bitmap.info().makeColorType(skCT)) || |
| !bitmap.readPixels(bmpToUpload.pixmap())) { |
| return {}; |
| } |
| bmpToUpload.setImmutable(); |
| } else { |
| bmpToUpload = bitmap; |
| } |
| auto proxy = proxyProvider->createProxyFromBitmap(bmpToUpload, mipmapped, fit, budgeted); |
| SkASSERT(!proxy || mipmapped == GrMipmapped::kNo || proxy->mipmapped() == GrMipmapped::kYes); |
| return proxy; |
| } |
| |
| std::tuple<GrSurfaceProxyView, GrColorType> |
| GrMakeCachedBitmapProxyView(GrRecordingContext* rContext, |
| const SkBitmap& bitmap, |
| GrMipmapped mipmapped) { |
| if (!bitmap.peekPixels(nullptr)) { |
| return {}; |
| } |
| |
| GrProxyProvider* proxyProvider = rContext->priv().proxyProvider(); |
| const GrCaps* caps = rContext->priv().caps(); |
| |
| GrUniqueKey key; |
| SkIPoint origin = bitmap.pixelRefOrigin(); |
| SkIRect subset = SkIRect::MakePtSize(origin, bitmap.dimensions()); |
| GrMakeKeyFromImageID(&key, bitmap.pixelRef()->getGenerationID(), subset); |
| |
| mipmapped = adjust_mipmapped(mipmapped, bitmap, caps); |
| GrColorType ct = choose_bmp_texture_colortype(caps, bitmap); |
| |
| auto installKey = [&](GrTextureProxy* proxy) { |
| auto listener = GrMakeUniqueKeyInvalidationListener(&key, proxyProvider->contextID()); |
| bitmap.pixelRef()->addGenIDChangeListener(std::move(listener)); |
| proxyProvider->assignUniqueKeyToProxy(key, proxy); |
| }; |
| |
| sk_sp<GrTextureProxy> proxy = proxyProvider->findOrCreateProxyByUniqueKey(key); |
| if (!proxy) { |
| proxy = make_bmp_proxy(proxyProvider, |
| bitmap, |
| ct, |
| mipmapped, |
| SkBackingFit::kExact, |
| SkBudgeted::kYes); |
| if (!proxy) { |
| return {}; |
| } |
| SkASSERT(mipmapped == GrMipmapped::kNo || proxy->mipmapped() == GrMipmapped::kYes); |
| installKey(proxy.get()); |
| } |
| |
| GrSwizzle swizzle = caps->getReadSwizzle(proxy->backendFormat(), ct); |
| if (mipmapped == GrMipmapped::kNo || proxy->mipmapped() == GrMipmapped::kYes) { |
| return {{std::move(proxy), kTopLeft_GrSurfaceOrigin, swizzle}, ct}; |
| } |
| |
| // We need a mipped proxy, but we found a proxy earlier that wasn't mipped. Thus we generate |
| // a new mipped surface and copy the original proxy into the base layer. We will then let |
| // the gpu generate the rest of the mips. |
| auto mippedProxy = GrCopyBaseMipMapToTextureProxy(rContext, proxy, kTopLeft_GrSurfaceOrigin); |
| if (!mippedProxy) { |
| // We failed to make a mipped proxy with the base copied into it. This could have |
| // been from failure to make the proxy or failure to do the copy. Thus we will fall |
| // back to just using the non mipped proxy; See skbug.com/7094. |
| return {{std::move(proxy), kTopLeft_GrSurfaceOrigin, swizzle}, ct}; |
| } |
| // In this case we are stealing the key from the original proxy which should only happen |
| // when we have just generated mipmaps for an originally unmipped proxy/texture. This |
| // means that all future uses of the key will access the mipmapped version. The texture |
| // backing the unmipped version will remain in the resource cache until the last texture |
| // proxy referencing it is deleted at which time it too will be deleted or recycled. |
| SkASSERT(proxy->getUniqueKey() == key); |
| proxyProvider->removeUniqueKeyFromProxy(proxy.get()); |
| installKey(mippedProxy->asTextureProxy()); |
| return {{std::move(mippedProxy), kTopLeft_GrSurfaceOrigin, swizzle}, ct}; |
| } |
| |
| std::tuple<GrSurfaceProxyView, GrColorType> |
| GrMakeUncachedBitmapProxyView(GrRecordingContext* rContext, |
| const SkBitmap& bitmap, |
| GrMipmapped mipmapped, |
| SkBackingFit fit, |
| SkBudgeted budgeted) { |
| GrProxyProvider* proxyProvider = rContext->priv().proxyProvider(); |
| const GrCaps* caps = rContext->priv().caps(); |
| |
| mipmapped = adjust_mipmapped(mipmapped, bitmap, caps); |
| GrColorType ct = choose_bmp_texture_colortype(caps, bitmap); |
| |
| if (auto proxy = make_bmp_proxy(proxyProvider, bitmap, ct, mipmapped, fit, budgeted)) { |
| GrSwizzle swizzle = caps->getReadSwizzle(proxy->backendFormat(), ct); |
| SkASSERT(mipmapped == GrMipmapped::kNo || proxy->mipmapped() == GrMipmapped::kYes); |
| return {{std::move(proxy), kTopLeft_GrSurfaceOrigin, swizzle}, ct}; |
| } |
| return {}; |
| } |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| SkPMColor4f SkColorToPMColor4f(SkColor c, const GrColorInfo& colorInfo) { |
| SkColor4f color = SkColor4f::FromColor(c); |
| if (auto* xform = colorInfo.colorSpaceXformFromSRGB()) { |
| color = xform->apply(color); |
| } |
| return color.premul(); |
| } |
| |
| SkColor4f SkColor4fPrepForDst(SkColor4f color, const GrColorInfo& colorInfo) { |
| if (auto* xform = colorInfo.colorSpaceXformFromSRGB()) { |
| color = xform->apply(color); |
| } |
| return color; |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| static inline bool blend_requires_shader(const SkBlendMode mode) { |
| return SkBlendMode::kDst != mode; |
| } |
| |
| #ifndef SK_IGNORE_GPU_DITHER |
| static inline float dither_range_for_config(GrColorType dstColorType) { |
| // We use 1 / (2^bitdepth-1) as the range since each channel can hold 2^bitdepth values |
| switch (dstColorType) { |
| // 4 bit |
| case GrColorType::kABGR_4444: |
| case GrColorType::kARGB_4444: |
| case GrColorType::kBGRA_4444: |
| return 1 / 15.f; |
| // 6 bit |
| case GrColorType::kBGR_565: |
| return 1 / 63.f; |
| // 8 bit |
| case GrColorType::kUnknown: |
| case GrColorType::kAlpha_8: |
| case GrColorType::kAlpha_8xxx: |
| case GrColorType::kGray_8: |
| case GrColorType::kGrayAlpha_88: |
| case GrColorType::kGray_8xxx: |
| case GrColorType::kR_8: |
| case GrColorType::kRG_88: |
| case GrColorType::kRGB_888: |
| case GrColorType::kRGB_888x: |
| case GrColorType::kRGBA_8888: |
| case GrColorType::kRGBA_8888_SRGB: |
| case GrColorType::kBGRA_8888: |
| return 1 / 255.f; |
| // 10 bit |
| case GrColorType::kRGBA_1010102: |
| case GrColorType::kBGRA_1010102: |
| return 1 / 1023.f; |
| // 16 bit |
| case GrColorType::kAlpha_16: |
| case GrColorType::kR_16: |
| case GrColorType::kRG_1616: |
| case GrColorType::kRGBA_16161616: |
| return 1 / 32767.f; |
| // Half |
| case GrColorType::kAlpha_F16: |
| case GrColorType::kGray_F16: |
| case GrColorType::kR_F16: |
| case GrColorType::kRG_F16: |
| case GrColorType::kRGBA_F16: |
| case GrColorType::kRGBA_F16_Clamped: |
| // Float |
| case GrColorType::kAlpha_F32xxx: |
| case GrColorType::kRGBA_F32: |
| return 0.f; // no dithering |
| } |
| SkUNREACHABLE; |
| } |
| #endif |
| |
| static inline bool skpaint_to_grpaint_impl(GrRecordingContext* context, |
| const GrColorInfo& dstColorInfo, |
| const SkPaint& skPaint, |
| const SkMatrixProvider& matrixProvider, |
| std::unique_ptr<GrFragmentProcessor>* shaderProcessor, |
| SkBlendMode* primColorMode, |
| GrPaint* grPaint) { |
| // Convert SkPaint color to 4f format in the destination color space |
| SkColor4f origColor = SkColor4fPrepForDst(skPaint.getColor4f(), dstColorInfo); |
| |
| GrFPArgs fpArgs(context, matrixProvider, &dstColorInfo); |
| |
| // Setup the initial color considering the shader, the SkPaint color, and the presence or not |
| // of per-vertex colors. |
| std::unique_ptr<GrFragmentProcessor> paintFP; |
| if (!primColorMode || blend_requires_shader(*primColorMode)) { |
| fpArgs.fInputColorIsOpaque = origColor.isOpaque(); |
| if (shaderProcessor) { |
| paintFP = std::move(*shaderProcessor); |
| } else { |
| if (const SkShaderBase* shader = as_SB(skPaint.getShader())) { |
| paintFP = shader->asFragmentProcessor(fpArgs); |
| if (paintFP == nullptr) { |
| return false; |
| } |
| } |
| } |
| } |
| |
| // Set this in below cases if the output of the shader/paint-color/paint-alpha/primXfermode is |
| // a known constant value. In that case we can simply apply a color filter during this |
| // conversion without converting the color filter to a GrFragmentProcessor. |
| bool applyColorFilterToPaintColor = false; |
| if (paintFP) { |
| if (primColorMode) { |
| // There is a blend between the primitive color and the shader color. The shader sees |
| // the opaque paint color. The shader's output is blended using the provided mode by |
| // the primitive color. The blended color is then modulated by the paint's alpha. |
| |
| // The geometry processor will insert the primitive color to start the color chain, so |
| // the GrPaint color will be ignored. |
| |
| SkPMColor4f shaderInput = origColor.makeOpaque().premul(); |
| paintFP = GrFragmentProcessor::OverrideInput(std::move(paintFP), shaderInput); |
| paintFP = GrBlendFragmentProcessor::Make(std::move(paintFP), /*dst=*/nullptr, |
| *primColorMode); |
| |
| // We can ignore origColor here - alpha is unchanged by gamma |
| float paintAlpha = skPaint.getColor4f().fA; |
| if (1.0f != paintAlpha) { |
| // No gamut conversion - paintAlpha is a (linear) alpha value, splatted to all |
| // color channels. It's value should be treated as the same in ANY color space. |
| paintFP = GrFragmentProcessor::ModulateRGBA( |
| std::move(paintFP), {paintAlpha, paintAlpha, paintAlpha, paintAlpha}); |
| } |
| } else { |
| grPaint->setColor4f(origColor.premul()); |
| } |
| } else { |
| if (primColorMode) { |
| // There is a blend between the primitive color and the paint color. The blend considers |
| // the opaque paint color. The paint's alpha is applied to the post-blended color. |
| SkPMColor4f opaqueColor = origColor.makeOpaque().premul(); |
| paintFP = GrFragmentProcessor::MakeColor(opaqueColor); |
| paintFP = GrBlendFragmentProcessor::Make(std::move(paintFP), /*dst=*/nullptr, |
| *primColorMode); |
| grPaint->setColor4f(opaqueColor); |
| |
| // We can ignore origColor here - alpha is unchanged by gamma |
| float paintAlpha = skPaint.getColor4f().fA; |
| if (1.0f != paintAlpha) { |
| // No gamut conversion - paintAlpha is a (linear) alpha value, splatted to all |
| // color channels. It's value should be treated as the same in ANY color space. |
| paintFP = GrFragmentProcessor::ModulateRGBA( |
| std::move(paintFP), {paintAlpha, paintAlpha, paintAlpha, paintAlpha}); |
| } |
| } else { |
| // No shader, no primitive color. |
| grPaint->setColor4f(origColor.premul()); |
| applyColorFilterToPaintColor = true; |
| } |
| } |
| |
| SkColorFilter* colorFilter = skPaint.getColorFilter(); |
| if (colorFilter) { |
| if (applyColorFilterToPaintColor) { |
| SkColorSpace* dstCS = dstColorInfo.colorSpace(); |
| grPaint->setColor4f(colorFilter->filterColor4f(origColor, dstCS, dstCS).premul()); |
| } else { |
| auto [success, fp] = as_CFB(colorFilter)->asFragmentProcessor(std::move(paintFP), |
| context, dstColorInfo); |
| if (!success) { |
| return false; |
| } |
| paintFP = std::move(fp); |
| } |
| } |
| |
| SkMaskFilterBase* maskFilter = as_MFB(skPaint.getMaskFilter()); |
| if (maskFilter) { |
| // We may have set this before passing to the SkShader. |
| fpArgs.fInputColorIsOpaque = false; |
| if (auto mfFP = maskFilter->asFragmentProcessor(fpArgs)) { |
| grPaint->setCoverageFragmentProcessor(std::move(mfFP)); |
| } |
| } |
| |
| #ifndef SK_IGNORE_GPU_DITHER |
| GrColorType ct = dstColorInfo.colorType(); |
| if (SkPaintPriv::ShouldDither(skPaint, GrColorTypeToSkColorType(ct)) && paintFP != nullptr) { |
| float ditherRange = dither_range_for_config(ct); |
| paintFP = GrDitherEffect::Make(std::move(paintFP), ditherRange); |
| } |
| #endif |
| |
| SkBlender* blender = skPaint.getBlender(); |
| if (blender) { |
| // Apply the custom blend, and force the XP to kSrc. We don't honor the SkBlendMode when a |
| // custom blend is applied. |
| paintFP = as_BB(blender)->asFragmentProcessor(std::move(paintFP), fpArgs); |
| grPaint->setXPFactory(SkBlendMode_AsXPFactory(SkBlendMode::kSrc)); |
| } else { |
| // When the xfermode is null on the SkPaint (meaning kSrcOver) we need the XPFactory field |
| // on the GrPaint to also be null (also kSrcOver). |
| SkASSERT(!grPaint->getXPFactory()); |
| if (!skPaint.isSrcOver()) { |
| grPaint->setXPFactory(SkBlendMode_AsXPFactory(skPaint.getBlendMode())); |
| } |
| } |
| |
| if (GrColorTypeClampType(dstColorInfo.colorType()) == GrClampType::kManual) { |
| if (paintFP != nullptr) { |
| paintFP = GrFragmentProcessor::ClampOutput(std::move(paintFP)); |
| } else { |
| auto color = grPaint->getColor4f(); |
| grPaint->setColor4f({SkTPin(color.fR, 0.f, 1.f), |
| SkTPin(color.fG, 0.f, 1.f), |
| SkTPin(color.fB, 0.f, 1.f), |
| SkTPin(color.fA, 0.f, 1.f)}); |
| } |
| } |
| |
| if (paintFP) { |
| grPaint->setColorFragmentProcessor(std::move(paintFP)); |
| } |
| |
| return true; |
| } |
| |
| bool SkPaintToGrPaint(GrRecordingContext* context, |
| const GrColorInfo& dstColorInfo, |
| const SkPaint& skPaint, |
| const SkMatrixProvider& matrixProvider, |
| GrPaint* grPaint) { |
| return skpaint_to_grpaint_impl(context, dstColorInfo, skPaint, matrixProvider, |
| /*shaderProcessor=*/nullptr, /*primColorMode=*/nullptr, grPaint); |
| } |
| |
| /** Replaces the SkShader (if any) on skPaint with the passed in GrFragmentProcessor. */ |
| bool SkPaintToGrPaintReplaceShader(GrRecordingContext* context, |
| const GrColorInfo& dstColorInfo, |
| const SkPaint& skPaint, |
| const SkMatrixProvider& matrixProvider, |
| std::unique_ptr<GrFragmentProcessor> shaderFP, |
| GrPaint* grPaint) { |
| if (!shaderFP) { |
| return false; |
| } |
| return skpaint_to_grpaint_impl(context, dstColorInfo, skPaint, matrixProvider, &shaderFP, |
| /*primColorMode=*/nullptr, grPaint); |
| } |
| |
| /** Ignores the SkShader (if any) on skPaint. */ |
| bool SkPaintToGrPaintNoShader(GrRecordingContext* context, |
| const GrColorInfo& dstColorInfo, |
| const SkPaint& skPaint, |
| const SkMatrixProvider& matrixProvider, |
| GrPaint* grPaint) { |
| // Use a ptr to a nullptr to to indicate that the SkShader is ignored and not replaced. |
| std::unique_ptr<GrFragmentProcessor> nullShaderFP(nullptr); |
| return skpaint_to_grpaint_impl(context, dstColorInfo, skPaint, matrixProvider, &nullShaderFP, |
| /*primColorMode=*/nullptr, grPaint); |
| } |
| |
| /** Blends the SkPaint's shader (or color if no shader) with a per-primitive color which must |
| be setup as a vertex attribute using the specified SkBlendMode. */ |
| bool SkPaintToGrPaintWithBlend(GrRecordingContext* context, |
| const GrColorInfo& dstColorInfo, |
| const SkPaint& skPaint, |
| const SkMatrixProvider& matrixProvider, |
| SkBlendMode primColorMode, |
| GrPaint* grPaint) { |
| return skpaint_to_grpaint_impl(context, dstColorInfo, skPaint, matrixProvider, |
| /*shaderProcessor=*/nullptr, &primColorMode, grPaint); |
| } |
| |
| /** Blends the passed-in shader with a per-primitive color which must be setup as a vertex attribute |
| using the specified SkBlendMode. */ |
| bool SkPaintToGrPaintWithBlendReplaceShader(GrRecordingContext* context, |
| const GrColorInfo& dstColorInfo, |
| const SkPaint& skPaint, |
| const SkMatrixProvider& matrixProvider, |
| std::unique_ptr<GrFragmentProcessor> shaderFP, |
| SkBlendMode primColorMode, |
| GrPaint* grPaint) { |
| if (!shaderFP) { |
| return false; |
| } |
| return skpaint_to_grpaint_impl(context, dstColorInfo, skPaint, matrixProvider, &shaderFP, |
| &primColorMode, grPaint); |
| } |
| |
| bool SkPaintToGrPaintWithTexture(GrRecordingContext* context, |
| const GrColorInfo& dstColorInfo, |
| const SkPaint& paint, |
| const SkMatrixProvider& matrixProvider, |
| std::unique_ptr<GrFragmentProcessor> fp, |
| bool textureIsAlphaOnly, |
| GrPaint* grPaint) { |
| std::unique_ptr<GrFragmentProcessor> shaderFP; |
| if (textureIsAlphaOnly) { |
| if (const auto* shader = as_SB(paint.getShader())) { |
| shaderFP = shader->asFragmentProcessor( |
| GrFPArgs(context, matrixProvider, &dstColorInfo)); |
| if (!shaderFP) { |
| return false; |
| } |
| shaderFP = GrFragmentProcessor::Compose(std::move(fp), std::move(shaderFP)); |
| } else { |
| shaderFP = GrFragmentProcessor::MakeInputPremulAndMulByOutput(std::move(fp)); |
| } |
| } else { |
| if (paint.getColor4f().isOpaque()) { |
| shaderFP = GrFragmentProcessor::OverrideInput(std::move(fp), SK_PMColor4fWHITE, false); |
| } else { |
| shaderFP = GrFragmentProcessor::MulChildByInputAlpha(std::move(fp)); |
| } |
| } |
| |
| return SkPaintToGrPaintReplaceShader(context, dstColorInfo, paint, matrixProvider, |
| std::move(shaderFP), grPaint); |
| } |
