| /* | |
| * 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 "GrContext.h" | |
| #include "GrContextPriv.h" | |
| #include "GrContextOptions.h" | |
| #include "GrDrawingManager.h" | |
| #include "GrDrawContext.h" | |
| #include "GrResourceCache.h" | |
| #include "GrResourceProvider.h" | |
| #include "GrSoftwarePathRenderer.h" | |
| #include "GrSurfacePriv.h" | |
| #include "SkConfig8888.h" | |
| #include "SkGrPriv.h" | |
| #include "batches/GrCopySurfaceBatch.h" | |
| #include "effects/GrConfigConversionEffect.h" | |
| #include "effects/GrGammaEffect.h" | |
| #include "text/GrTextBlobCache.h" | |
| #define ASSERT_OWNED_RESOURCE(R) SkASSERT(!(R) || (R)->getContext() == this) | |
| #define ASSERT_SINGLE_OWNER \ | |
| SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(&fSingleOwner);) | |
| #define ASSERT_SINGLE_OWNER_PRIV \ | |
| SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(&fContext->fSingleOwner);) | |
| #define RETURN_IF_ABANDONED if (fDrawingManager->wasAbandoned()) { return; } | |
| #define RETURN_FALSE_IF_ABANDONED if (fDrawingManager->wasAbandoned()) { return false; } | |
| #define RETURN_NULL_IF_ABANDONED if (fDrawingManager->wasAbandoned()) { return nullptr; } | |
| //////////////////////////////////////////////////////////////////////////////// | |
| GrContext* GrContext::Create(GrBackend backend, GrBackendContext backendContext) { | |
| GrContextOptions defaultOptions; | |
| return Create(backend, backendContext, defaultOptions); | |
| } | |
| GrContext* GrContext::Create(GrBackend backend, GrBackendContext backendContext, | |
| const GrContextOptions& options) { | |
| GrContext* context = new GrContext; | |
| if (context->init(backend, backendContext, options)) { | |
| return context; | |
| } else { | |
| context->unref(); | |
| return nullptr; | |
| } | |
| } | |
| static int32_t gNextID = 1; | |
| static int32_t next_id() { | |
| int32_t id; | |
| do { | |
| id = sk_atomic_inc(&gNextID); | |
| } while (id == SK_InvalidGenID); | |
| return id; | |
| } | |
| GrContext::GrContext() : fUniqueID(next_id()) { | |
| fGpu = nullptr; | |
| fCaps = nullptr; | |
| fResourceCache = nullptr; | |
| fResourceProvider = nullptr; | |
| fBatchFontCache = nullptr; | |
| } | |
| bool GrContext::init(GrBackend backend, GrBackendContext backendContext, | |
| const GrContextOptions& options) { | |
| ASSERT_SINGLE_OWNER | |
| SkASSERT(!fGpu); | |
| fGpu = GrGpu::Create(backend, backendContext, options, this); | |
| if (!fGpu) { | |
| return false; | |
| } | |
| this->initCommon(options); | |
| return true; | |
| } | |
| void GrContext::initCommon(const GrContextOptions& options) { | |
| ASSERT_SINGLE_OWNER | |
| fCaps = SkRef(fGpu->caps()); | |
| fResourceCache = new GrResourceCache(fCaps); | |
| fResourceProvider = new GrResourceProvider(fGpu, fResourceCache, &fSingleOwner); | |
| fDidTestPMConversions = false; | |
| GrDrawTarget::Options dtOptions; | |
| dtOptions.fClipBatchToBounds = options.fClipBatchToBounds; | |
| dtOptions.fDrawBatchBounds = options.fDrawBatchBounds; | |
| dtOptions.fMaxBatchLookback = options.fMaxBatchLookback; | |
| dtOptions.fMaxBatchLookahead = options.fMaxBatchLookahead; | |
| fDrawingManager.reset(new GrDrawingManager(this, dtOptions, options.fImmediateMode, | |
| &fSingleOwner)); | |
| // GrBatchFontCache will eventually replace GrFontCache | |
| fBatchFontCache = new GrBatchFontCache(this); | |
| fTextBlobCache.reset(new GrTextBlobCache(TextBlobCacheOverBudgetCB, this)); | |
| } | |
| GrContext::~GrContext() { | |
| ASSERT_SINGLE_OWNER | |
| if (!fGpu) { | |
| SkASSERT(!fCaps); | |
| return; | |
| } | |
| this->flush(); | |
| fDrawingManager->cleanup(); | |
| for (int i = 0; i < fCleanUpData.count(); ++i) { | |
| (*fCleanUpData[i].fFunc)(this, fCleanUpData[i].fInfo); | |
| } | |
| delete fResourceProvider; | |
| delete fResourceCache; | |
| delete fBatchFontCache; | |
| fGpu->unref(); | |
| fCaps->unref(); | |
| } | |
| GrContextThreadSafeProxy* GrContext::threadSafeProxy() { | |
| if (!fThreadSafeProxy) { | |
| fThreadSafeProxy.reset(new GrContextThreadSafeProxy(fCaps, this->uniqueID())); | |
| } | |
| return SkRef(fThreadSafeProxy.get()); | |
| } | |
| void GrContext::abandonContext() { | |
| ASSERT_SINGLE_OWNER | |
| fResourceProvider->abandon(); | |
| // Need to abandon the drawing manager first so all the render targets | |
| // will be released/forgotten before they too are abandoned. | |
| fDrawingManager->abandon(); | |
| // abandon first to so destructors | |
| // don't try to free the resources in the API. | |
| fResourceCache->abandonAll(); | |
| fGpu->disconnect(GrGpu::DisconnectType::kAbandon); | |
| fBatchFontCache->freeAll(); | |
| fTextBlobCache->freeAll(); | |
| } | |
| void GrContext::releaseResourcesAndAbandonContext() { | |
| ASSERT_SINGLE_OWNER | |
| fResourceProvider->abandon(); | |
| // Need to abandon the drawing manager first so all the render targets | |
| // will be released/forgotten before they too are abandoned. | |
| fDrawingManager->abandon(); | |
| // Release all resources in the backend 3D API. | |
| fResourceCache->releaseAll(); | |
| fGpu->disconnect(GrGpu::DisconnectType::kCleanup); | |
| fBatchFontCache->freeAll(); | |
| fTextBlobCache->freeAll(); | |
| } | |
| void GrContext::resetContext(uint32_t state) { | |
| ASSERT_SINGLE_OWNER | |
| fGpu->markContextDirty(state); | |
| } | |
| void GrContext::freeGpuResources() { | |
| ASSERT_SINGLE_OWNER | |
| this->flush(); | |
| fBatchFontCache->freeAll(); | |
| fDrawingManager->freeGpuResources(); | |
| fResourceCache->purgeAllUnlocked(); | |
| } | |
| void GrContext::getResourceCacheUsage(int* resourceCount, size_t* resourceBytes) const { | |
| ASSERT_SINGLE_OWNER | |
| if (resourceCount) { | |
| *resourceCount = fResourceCache->getBudgetedResourceCount(); | |
| } | |
| if (resourceBytes) { | |
| *resourceBytes = fResourceCache->getBudgetedResourceBytes(); | |
| } | |
| } | |
| //////////////////////////////////////////////////////////////////////////////// | |
| void GrContext::TextBlobCacheOverBudgetCB(void* data) { | |
| SkASSERT(data); | |
| // TextBlobs are drawn at the SkGpuDevice level, therefore they cannot rely on GrDrawContext | |
| // to perform a necessary flush. The solution is to move drawText calls to below the GrContext | |
| // level, but this is not trivial because they call drawPath on SkGpuDevice. | |
| GrContext* context = reinterpret_cast<GrContext*>(data); | |
| context->flush(); | |
| } | |
| //////////////////////////////////////////////////////////////////////////////// | |
| void GrContext::flush() { | |
| ASSERT_SINGLE_OWNER | |
| RETURN_IF_ABANDONED | |
| fDrawingManager->flush(); | |
| } | |
| bool sw_convert_to_premul(GrPixelConfig srcConfig, int width, int height, size_t inRowBytes, | |
| const void* inPixels, size_t outRowBytes, void* outPixels) { | |
| SkSrcPixelInfo srcPI; | |
| if (!GrPixelConfigToColorType(srcConfig, &srcPI.fColorType)) { | |
| return false; | |
| } | |
| srcPI.fAlphaType = kUnpremul_SkAlphaType; | |
| srcPI.fPixels = inPixels; | |
| srcPI.fRowBytes = inRowBytes; | |
| SkDstPixelInfo dstPI; | |
| dstPI.fColorType = srcPI.fColorType; | |
| dstPI.fAlphaType = kPremul_SkAlphaType; | |
| dstPI.fPixels = outPixels; | |
| dstPI.fRowBytes = outRowBytes; | |
| return srcPI.convertPixelsTo(&dstPI, width, height); | |
| } | |
| bool GrContext::writeSurfacePixels(GrSurface* surface, | |
| int left, int top, int width, int height, | |
| GrPixelConfig srcConfig, const void* buffer, size_t rowBytes, | |
| uint32_t pixelOpsFlags) { | |
| ASSERT_SINGLE_OWNER | |
| RETURN_FALSE_IF_ABANDONED | |
| ASSERT_OWNED_RESOURCE(surface); | |
| SkASSERT(surface); | |
| GR_AUDIT_TRAIL_AUTO_FRAME(&fAuditTrail, "GrContext::writeSurfacePixels"); | |
| this->testPMConversionsIfNecessary(pixelOpsFlags); | |
| // Trim the params here so that if we wind up making a temporary surface it can be as small as | |
| // necessary and because GrGpu::getWritePixelsInfo requires it. | |
| if (!GrSurfacePriv::AdjustWritePixelParams(surface->width(), surface->height(), | |
| GrBytesPerPixel(srcConfig), &left, &top, &width, | |
| &height, &buffer, &rowBytes)) { | |
| return false; | |
| } | |
| bool applyPremulToSrc = false; | |
| if (kUnpremul_PixelOpsFlag & pixelOpsFlags) { | |
| if (!GrPixelConfigIs8888(srcConfig)) { | |
| return false; | |
| } | |
| applyPremulToSrc = true; | |
| } | |
| GrGpu::DrawPreference drawPreference = GrGpu::kNoDraw_DrawPreference; | |
| // Don't prefer to draw for the conversion (and thereby access a texture from the cache) when | |
| // we've already determined that there isn't a roundtrip preserving conversion processor pair. | |
| if (applyPremulToSrc && !this->didFailPMUPMConversionTest()) { | |
| drawPreference = GrGpu::kCallerPrefersDraw_DrawPreference; | |
| } | |
| GrGpu::WritePixelTempDrawInfo tempDrawInfo; | |
| if (!fGpu->getWritePixelsInfo(surface, width, height, srcConfig, &drawPreference, | |
| &tempDrawInfo)) { | |
| return false; | |
| } | |
| if (!(kDontFlush_PixelOpsFlag & pixelOpsFlags) && surface->surfacePriv().hasPendingIO()) { | |
| this->flush(); | |
| } | |
| SkAutoTUnref<GrTexture> tempTexture; | |
| if (GrGpu::kNoDraw_DrawPreference != drawPreference) { | |
| tempTexture.reset( | |
| this->textureProvider()->createApproxTexture(tempDrawInfo.fTempSurfaceDesc)); | |
| if (!tempTexture && GrGpu::kRequireDraw_DrawPreference == drawPreference) { | |
| return false; | |
| } | |
| } | |
| // temp buffer for doing sw premul conversion, if needed. | |
| SkAutoSTMalloc<128 * 128, uint32_t> tmpPixels(0); | |
| if (tempTexture) { | |
| sk_sp<GrFragmentProcessor> fp; | |
| SkMatrix textureMatrix; | |
| textureMatrix.setIDiv(tempTexture->width(), tempTexture->height()); | |
| if (applyPremulToSrc) { | |
| fp = this->createUPMToPMEffect(tempTexture, tempDrawInfo.fSwizzle, textureMatrix); | |
| // If premultiplying was the only reason for the draw, fall back to a straight write. | |
| if (!fp) { | |
| if (GrGpu::kCallerPrefersDraw_DrawPreference == drawPreference) { | |
| tempTexture.reset(nullptr); | |
| } | |
| } else { | |
| applyPremulToSrc = false; | |
| } | |
| } | |
| if (tempTexture) { | |
| if (!fp) { | |
| fp = GrConfigConversionEffect::Make(tempTexture, tempDrawInfo.fSwizzle, | |
| GrConfigConversionEffect::kNone_PMConversion, | |
| textureMatrix); | |
| if (!fp) { | |
| return false; | |
| } | |
| } | |
| GrRenderTarget* renderTarget = surface->asRenderTarget(); | |
| SkASSERT(renderTarget); | |
| if (tempTexture->surfacePriv().hasPendingIO()) { | |
| this->flush(); | |
| } | |
| if (applyPremulToSrc) { | |
| size_t tmpRowBytes = 4 * width; | |
| tmpPixels.reset(width * height); | |
| if (!sw_convert_to_premul(srcConfig, width, height, rowBytes, buffer, tmpRowBytes, | |
| tmpPixels.get())) { | |
| return false; | |
| } | |
| rowBytes = tmpRowBytes; | |
| buffer = tmpPixels.get(); | |
| applyPremulToSrc = false; | |
| } | |
| if (!fGpu->writePixels(tempTexture, 0, 0, width, height, | |
| tempDrawInfo.fWriteConfig, buffer, | |
| rowBytes)) { | |
| return false; | |
| } | |
| SkMatrix matrix; | |
| matrix.setTranslate(SkIntToScalar(left), SkIntToScalar(top)); | |
| // TODO: Need to decide the semantics of this function for color spaces. Do we support | |
| // conversion from a passed-in color space? For now, specifying nullptr means that this | |
| // path will do no conversion, so it will match the behavior of the non-draw path. | |
| sk_sp<GrDrawContext> drawContext(this->contextPriv().makeWrappedDrawContext( | |
| sk_ref_sp(renderTarget), | |
| nullptr)); | |
| if (!drawContext) { | |
| return false; | |
| } | |
| GrPaint paint; | |
| paint.addColorFragmentProcessor(std::move(fp)); | |
| paint.setPorterDuffXPFactory(SkXfermode::kSrc_Mode); | |
| paint.setAllowSRGBInputs(true); | |
| SkRect rect = SkRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height)); | |
| drawContext->drawRect(GrNoClip(), paint, matrix, rect, nullptr); | |
| if (kFlushWrites_PixelOp & pixelOpsFlags) { | |
| this->flushSurfaceWrites(surface); | |
| } | |
| } | |
| } | |
| if (!tempTexture) { | |
| if (applyPremulToSrc) { | |
| size_t tmpRowBytes = 4 * width; | |
| tmpPixels.reset(width * height); | |
| if (!sw_convert_to_premul(srcConfig, width, height, rowBytes, buffer, tmpRowBytes, | |
| tmpPixels.get())) { | |
| return false; | |
| } | |
| rowBytes = tmpRowBytes; | |
| buffer = tmpPixels.get(); | |
| applyPremulToSrc = false; | |
| } | |
| return fGpu->writePixels(surface, left, top, width, height, srcConfig, buffer, rowBytes); | |
| } | |
| return true; | |
| } | |
| bool GrContext::readSurfacePixels(GrSurface* src, | |
| int left, int top, int width, int height, | |
| GrPixelConfig dstConfig, void* buffer, size_t rowBytes, | |
| uint32_t flags) { | |
| ASSERT_SINGLE_OWNER | |
| RETURN_FALSE_IF_ABANDONED | |
| ASSERT_OWNED_RESOURCE(src); | |
| SkASSERT(src); | |
| GR_AUDIT_TRAIL_AUTO_FRAME(&fAuditTrail, "GrContext::readSurfacePixels"); | |
| this->testPMConversionsIfNecessary(flags); | |
| SkAutoMutexAcquire ama(fReadPixelsMutex); | |
| // Adjust the params so that if we wind up using an intermediate surface we've already done | |
| // all the trimming and the temporary can be the min size required. | |
| if (!GrSurfacePriv::AdjustReadPixelParams(src->width(), src->height(), | |
| GrBytesPerPixel(dstConfig), &left, | |
| &top, &width, &height, &buffer, &rowBytes)) { | |
| return false; | |
| } | |
| if (!(kDontFlush_PixelOpsFlag & flags) && src->surfacePriv().hasPendingWrite()) { | |
| this->flush(); | |
| } | |
| bool unpremul = SkToBool(kUnpremul_PixelOpsFlag & flags); | |
| if (unpremul && !GrPixelConfigIs8888(dstConfig)) { | |
| // The unpremul flag is only allowed for 8888 configs. | |
| return false; | |
| } | |
| GrGpu::DrawPreference drawPreference = GrGpu::kNoDraw_DrawPreference; | |
| // Don't prefer to draw for the conversion (and thereby access a texture from the cache) when | |
| // we've already determined that there isn't a roundtrip preserving conversion processor pair. | |
| if (unpremul && !this->didFailPMUPMConversionTest()) { | |
| drawPreference = GrGpu::kCallerPrefersDraw_DrawPreference; | |
| } | |
| GrGpu::ReadPixelTempDrawInfo tempDrawInfo; | |
| if (!fGpu->getReadPixelsInfo(src, width, height, rowBytes, dstConfig, &drawPreference, | |
| &tempDrawInfo)) { | |
| return false; | |
| } | |
| SkAutoTUnref<GrSurface> surfaceToRead(SkRef(src)); | |
| bool didTempDraw = false; | |
| if (GrGpu::kNoDraw_DrawPreference != drawPreference) { | |
| if (SkBackingFit::kExact == tempDrawInfo.fTempSurfaceFit) { | |
| // We only respect this when the entire src is being read. Otherwise we can trigger too | |
| // many odd ball texture sizes and trash the cache. | |
| if (width != src->width() || height != src->height()) { | |
| tempDrawInfo.fTempSurfaceFit= SkBackingFit::kApprox; | |
| } | |
| } | |
| // TODO: Need to decide the semantics of this function for color spaces. Do we support | |
| // conversion to a passed-in color space? For now, specifying nullptr means that this | |
| // path will do no conversion, so it will match the behavior of the non-draw path. | |
| sk_sp<GrDrawContext> tempDC = this->makeDrawContext(tempDrawInfo.fTempSurfaceFit, | |
| tempDrawInfo.fTempSurfaceDesc.fWidth, | |
| tempDrawInfo.fTempSurfaceDesc.fHeight, | |
| tempDrawInfo.fTempSurfaceDesc.fConfig, | |
| nullptr, | |
| tempDrawInfo.fTempSurfaceDesc.fSampleCnt, | |
| tempDrawInfo.fTempSurfaceDesc.fOrigin); | |
| if (tempDC) { | |
| SkMatrix textureMatrix; | |
| textureMatrix.setTranslate(SkIntToScalar(left), SkIntToScalar(top)); | |
| textureMatrix.postIDiv(src->width(), src->height()); | |
| sk_sp<GrFragmentProcessor> fp; | |
| if (unpremul) { | |
| fp = this->createPMToUPMEffect(src->asTexture(), tempDrawInfo.fSwizzle, | |
| textureMatrix); | |
| if (fp) { | |
| unpremul = false; // we no longer need to do this on CPU after the read back. | |
| } else if (GrGpu::kCallerPrefersDraw_DrawPreference == drawPreference) { | |
| // We only wanted to do the draw in order to perform the unpremul so don't | |
| // bother. | |
| tempDC.reset(nullptr); | |
| } | |
| } | |
| if (!fp && tempDC) { | |
| fp = GrConfigConversionEffect::Make(src->asTexture(), tempDrawInfo.fSwizzle, | |
| GrConfigConversionEffect::kNone_PMConversion, | |
| textureMatrix); | |
| } | |
| if (fp) { | |
| GrPaint paint; | |
| paint.addColorFragmentProcessor(std::move(fp)); | |
| paint.setPorterDuffXPFactory(SkXfermode::kSrc_Mode); | |
| paint.setAllowSRGBInputs(true); | |
| SkRect rect = SkRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height)); | |
| tempDC->drawRect(GrNoClip(), paint, SkMatrix::I(), rect, nullptr); | |
| surfaceToRead.reset(tempDC->asTexture().release()); | |
| left = 0; | |
| top = 0; | |
| didTempDraw = true; | |
| } | |
| } | |
| } | |
| if (GrGpu::kRequireDraw_DrawPreference == drawPreference && !didTempDraw) { | |
| return false; | |
| } | |
| GrPixelConfig configToRead = dstConfig; | |
| if (didTempDraw) { | |
| this->flushSurfaceWrites(surfaceToRead); | |
| configToRead = tempDrawInfo.fReadConfig; | |
| } | |
| if (!fGpu->readPixels(surfaceToRead, left, top, width, height, configToRead, buffer, | |
| rowBytes)) { | |
| return false; | |
| } | |
| // Perform umpremul conversion if we weren't able to perform it as a draw. | |
| if (unpremul) { | |
| SkDstPixelInfo dstPI; | |
| if (!GrPixelConfigToColorType(dstConfig, &dstPI.fColorType)) { | |
| return false; | |
| } | |
| dstPI.fAlphaType = kUnpremul_SkAlphaType; | |
| dstPI.fPixels = buffer; | |
| dstPI.fRowBytes = rowBytes; | |
| SkSrcPixelInfo srcPI; | |
| srcPI.fColorType = dstPI.fColorType; | |
| srcPI.fAlphaType = kPremul_SkAlphaType; | |
| srcPI.fPixels = buffer; | |
| srcPI.fRowBytes = rowBytes; | |
| return srcPI.convertPixelsTo(&dstPI, width, height); | |
| } | |
| return true; | |
| } | |
| void GrContext::prepareSurfaceForExternalIO(GrSurface* surface) { | |
| ASSERT_SINGLE_OWNER | |
| RETURN_IF_ABANDONED | |
| SkASSERT(surface); | |
| ASSERT_OWNED_RESOURCE(surface); | |
| if (surface->surfacePriv().hasPendingIO()) { | |
| this->flush(); | |
| } | |
| GrRenderTarget* rt = surface->asRenderTarget(); | |
| if (fGpu && rt) { | |
| fGpu->resolveRenderTarget(rt); | |
| } | |
| } | |
| bool GrContext::copySurface(GrSurface* dst, GrSurface* src, const SkIRect& srcRect, | |
| const SkIPoint& dstPoint) { | |
| ASSERT_SINGLE_OWNER | |
| RETURN_FALSE_IF_ABANDONED | |
| GR_AUDIT_TRAIL_AUTO_FRAME(&fAuditTrail, "GrContext::copySurface"); | |
| if (!src || !dst) { | |
| return false; | |
| } | |
| ASSERT_OWNED_RESOURCE(src); | |
| ASSERT_OWNED_RESOURCE(dst); | |
| if (!dst->asRenderTarget()) { | |
| SkIRect clippedSrcRect; | |
| SkIPoint clippedDstPoint; | |
| if (!GrCopySurfaceBatch::ClipSrcRectAndDstPoint(dst, src, srcRect, dstPoint, | |
| &clippedSrcRect, &clippedDstPoint)) { | |
| return false; | |
| } | |
| // If we don't have an RT for the dst then we won't have a GrDrawContext to insert the | |
| // the copy surface into. In the future we plan to have a more limited Context type | |
| // (GrCopyContext?) that has the subset of GrDrawContext operations that should be | |
| // allowed on textures that aren't render targets. | |
| // For now we just flush any writes to the src and issue an immediate copy to the dst. | |
| src->flushWrites(); | |
| return fGpu->copySurface(dst, src, clippedSrcRect, clippedDstPoint); | |
| } | |
| sk_sp<GrDrawContext> drawContext(this->contextPriv().makeWrappedDrawContext( | |
| sk_ref_sp(dst->asRenderTarget()), | |
| nullptr)); | |
| if (!drawContext) { | |
| return false; | |
| } | |
| if (!drawContext->copySurface(src, srcRect, dstPoint)) { | |
| return false; | |
| } | |
| return true; | |
| } | |
| void GrContext::flushSurfaceWrites(GrSurface* surface) { | |
| ASSERT_SINGLE_OWNER | |
| RETURN_IF_ABANDONED | |
| if (surface->surfacePriv().hasPendingWrite()) { | |
| this->flush(); | |
| } | |
| } | |
| void GrContext::flushSurfaceIO(GrSurface* surface) { | |
| ASSERT_SINGLE_OWNER | |
| RETURN_IF_ABANDONED | |
| if (surface->surfacePriv().hasPendingIO()) { | |
| this->flush(); | |
| } | |
| } | |
| //////////////////////////////////////////////////////////////////////////////// | |
| int GrContext::getRecommendedSampleCount(GrPixelConfig config, | |
| SkScalar dpi) const { | |
| ASSERT_SINGLE_OWNER | |
| if (!this->caps()->isConfigRenderable(config, true)) { | |
| return 0; | |
| } | |
| int chosenSampleCount = 0; | |
| if (fGpu->caps()->shaderCaps()->pathRenderingSupport()) { | |
| if (dpi >= 250.0f) { | |
| chosenSampleCount = 4; | |
| } else { | |
| chosenSampleCount = 16; | |
| } | |
| } | |
| return chosenSampleCount <= fGpu->caps()->maxSampleCount() ? chosenSampleCount : 0; | |
| } | |
| sk_sp<GrDrawContext> GrContextPriv::makeWrappedDrawContext(sk_sp<GrRenderTarget> rt, | |
| sk_sp<SkColorSpace> colorSpace, | |
| const SkSurfaceProps* surfaceProps) { | |
| ASSERT_SINGLE_OWNER_PRIV | |
| return this->drawingManager()->makeDrawContext(std::move(rt), | |
| std::move(colorSpace), | |
| surfaceProps); | |
| } | |
| sk_sp<GrDrawContext> GrContextPriv::makeBackendTextureDrawContext(const GrBackendTextureDesc& desc, | |
| sk_sp<SkColorSpace> colorSpace, | |
| const SkSurfaceProps* props, | |
| GrWrapOwnership ownership) { | |
| ASSERT_SINGLE_OWNER_PRIV | |
| SkASSERT(desc.fFlags & kRenderTarget_GrBackendTextureFlag); | |
| sk_sp<GrSurface> surface(fContext->textureProvider()->wrapBackendTexture(desc, ownership)); | |
| if (!surface) { | |
| return nullptr; | |
| } | |
| return this->drawingManager()->makeDrawContext(sk_ref_sp(surface->asRenderTarget()), | |
| std::move(colorSpace), props); | |
| } | |
| sk_sp<GrDrawContext> GrContextPriv::makeBackendRenderTargetDrawContext( | |
| const GrBackendRenderTargetDesc& desc, | |
| sk_sp<SkColorSpace> colorSpace, | |
| const SkSurfaceProps* surfaceProps) { | |
| ASSERT_SINGLE_OWNER_PRIV | |
| sk_sp<GrRenderTarget> rt(fContext->textureProvider()->wrapBackendRenderTarget(desc)); | |
| if (!rt) { | |
| return nullptr; | |
| } | |
| return this->drawingManager()->makeDrawContext(std::move(rt), | |
| std::move(colorSpace), | |
| surfaceProps); | |
| } | |
| sk_sp<GrDrawContext> GrContextPriv::makeBackendTextureAsRenderTargetDrawContext( | |
| const GrBackendTextureDesc& desc, | |
| sk_sp<SkColorSpace> colorSpace, | |
| const SkSurfaceProps* surfaceProps) { | |
| ASSERT_SINGLE_OWNER_PRIV | |
| SkASSERT(desc.fFlags & kRenderTarget_GrBackendTextureFlag); | |
| sk_sp<GrSurface> surface(fContext->resourceProvider()->wrapBackendTextureAsRenderTarget(desc)); | |
| if (!surface) { | |
| return nullptr; | |
| } | |
| return this->drawingManager()->makeDrawContext(sk_ref_sp(surface->asRenderTarget()), | |
| std::move(colorSpace), | |
| surfaceProps); | |
| } | |
| static inline GrPixelConfig GrPixelConfigFallback(GrPixelConfig config) { | |
| static const GrPixelConfig kFallback[] = { | |
| kUnknown_GrPixelConfig, // kUnknown_GrPixelConfig | |
| kRGBA_8888_GrPixelConfig, // kAlpha_8_GrPixelConfig | |
| kUnknown_GrPixelConfig, // kIndex_8_GrPixelConfig | |
| kRGBA_8888_GrPixelConfig, // kRGB_565_GrPixelConfig | |
| kRGBA_8888_GrPixelConfig, // kRGBA_4444_GrPixelConfig | |
| kUnknown_GrPixelConfig, // kRGBA_8888_GrPixelConfig | |
| kRGBA_8888_GrPixelConfig, // kBGRA_8888_GrPixelConfig | |
| kUnknown_GrPixelConfig, // kSRGBA_8888_GrPixelConfig | |
| kSRGBA_8888_GrPixelConfig, // kSBGRA_8888_GrPixelConfig | |
| kUnknown_GrPixelConfig, // kETC1_GrPixelConfig | |
| kUnknown_GrPixelConfig, // kLATC_GrPixelConfig | |
| kUnknown_GrPixelConfig, // kR11_EAC_GrPixelConfig | |
| kUnknown_GrPixelConfig, // kASTC_12x12_GrPixelConfig | |
| kUnknown_GrPixelConfig, // kRGBA_float_GrPixelConfig | |
| kRGBA_half_GrPixelConfig, // kAlpha_half_GrPixelConfig | |
| kUnknown_GrPixelConfig, // kRGBA_half_GrPixelConfig | |
| }; | |
| return kFallback[config]; | |
| GR_STATIC_ASSERT(0 == kUnknown_GrPixelConfig); | |
| GR_STATIC_ASSERT(1 == kAlpha_8_GrPixelConfig); | |
| GR_STATIC_ASSERT(2 == kIndex_8_GrPixelConfig); | |
| GR_STATIC_ASSERT(3 == kRGB_565_GrPixelConfig); | |
| GR_STATIC_ASSERT(4 == kRGBA_4444_GrPixelConfig); | |
| GR_STATIC_ASSERT(5 == kRGBA_8888_GrPixelConfig); | |
| GR_STATIC_ASSERT(6 == kBGRA_8888_GrPixelConfig); | |
| GR_STATIC_ASSERT(7 == kSRGBA_8888_GrPixelConfig); | |
| GR_STATIC_ASSERT(8 == kSBGRA_8888_GrPixelConfig); | |
| GR_STATIC_ASSERT(9 == kETC1_GrPixelConfig); | |
| GR_STATIC_ASSERT(10 == kLATC_GrPixelConfig); | |
| GR_STATIC_ASSERT(11 == kR11_EAC_GrPixelConfig); | |
| GR_STATIC_ASSERT(12 == kASTC_12x12_GrPixelConfig); | |
| GR_STATIC_ASSERT(13 == kRGBA_float_GrPixelConfig); | |
| GR_STATIC_ASSERT(14 == kAlpha_half_GrPixelConfig); | |
| GR_STATIC_ASSERT(15 == kRGBA_half_GrPixelConfig); | |
| GR_STATIC_ASSERT(SK_ARRAY_COUNT(kFallback) == kGrPixelConfigCnt); | |
| } | |
| sk_sp<GrDrawContext> GrContext::makeDrawContextWithFallback(SkBackingFit fit, | |
| int width, int height, | |
| GrPixelConfig config, | |
| sk_sp<SkColorSpace> colorSpace, | |
| int sampleCnt, | |
| GrSurfaceOrigin origin, | |
| const SkSurfaceProps* surfaceProps, | |
| SkBudgeted budgeted) { | |
| if (!this->caps()->isConfigRenderable(config, sampleCnt > 0)) { | |
| config = GrPixelConfigFallback(config); | |
| } | |
| return this->makeDrawContext(fit, width, height, config, std::move(colorSpace), | |
| sampleCnt, origin, surfaceProps, budgeted); | |
| } | |
| sk_sp<GrDrawContext> GrContext::makeDrawContext(SkBackingFit fit, | |
| int width, int height, | |
| GrPixelConfig config, | |
| sk_sp<SkColorSpace> colorSpace, | |
| int sampleCnt, | |
| GrSurfaceOrigin origin, | |
| const SkSurfaceProps* surfaceProps, | |
| SkBudgeted budgeted) { | |
| if (!this->caps()->isConfigRenderable(config, sampleCnt > 0)) { | |
| return nullptr; | |
| } | |
| GrSurfaceDesc desc; | |
| desc.fFlags = kRenderTarget_GrSurfaceFlag; | |
| desc.fOrigin = origin; | |
| desc.fWidth = width; | |
| desc.fHeight = height; | |
| desc.fConfig = config; | |
| desc.fSampleCnt = sampleCnt; | |
| sk_sp<GrTexture> tex; | |
| if (SkBackingFit::kExact == fit) { | |
| tex.reset(this->textureProvider()->createTexture(desc, budgeted)); | |
| } else { | |
| tex.reset(this->textureProvider()->createApproxTexture(desc)); | |
| } | |
| if (!tex) { | |
| return nullptr; | |
| } | |
| sk_sp<GrDrawContext> drawContext(this->contextPriv().makeWrappedDrawContext( | |
| sk_ref_sp(tex->asRenderTarget()), | |
| std::move(colorSpace), surfaceProps)); | |
| if (!drawContext) { | |
| return nullptr; | |
| } | |
| return drawContext; | |
| } | |
| bool GrContext::abandoned() const { | |
| ASSERT_SINGLE_OWNER | |
| return fDrawingManager->wasAbandoned(); | |
| } | |
| namespace { | |
| void test_pm_conversions(GrContext* ctx, int* pmToUPMValue, int* upmToPMValue) { | |
| GrConfigConversionEffect::PMConversion pmToUPM; | |
| GrConfigConversionEffect::PMConversion upmToPM; | |
| GrConfigConversionEffect::TestForPreservingPMConversions(ctx, &pmToUPM, &upmToPM); | |
| *pmToUPMValue = pmToUPM; | |
| *upmToPMValue = upmToPM; | |
| } | |
| } | |
| void GrContext::testPMConversionsIfNecessary(uint32_t flags) { | |
| ASSERT_SINGLE_OWNER | |
| if (SkToBool(kUnpremul_PixelOpsFlag & flags)) { | |
| SkAutoMutexAcquire ama(fTestPMConversionsMutex); | |
| if (!fDidTestPMConversions) { | |
| test_pm_conversions(this, &fPMToUPMConversion, &fUPMToPMConversion); | |
| fDidTestPMConversions = true; | |
| } | |
| } | |
| } | |
| sk_sp<GrFragmentProcessor> GrContext::createPMToUPMEffect(GrTexture* texture, | |
| const GrSwizzle& swizzle, | |
| const SkMatrix& matrix) const { | |
| ASSERT_SINGLE_OWNER | |
| // We should have already called this->testPMConversionsIfNecessary(). | |
| SkASSERT(fDidTestPMConversions); | |
| GrConfigConversionEffect::PMConversion pmToUPM = | |
| static_cast<GrConfigConversionEffect::PMConversion>(fPMToUPMConversion); | |
| if (GrConfigConversionEffect::kNone_PMConversion != pmToUPM) { | |
| return GrConfigConversionEffect::Make(texture, swizzle, pmToUPM, matrix); | |
| } else { | |
| return nullptr; | |
| } | |
| } | |
| sk_sp<GrFragmentProcessor> GrContext::createUPMToPMEffect(GrTexture* texture, | |
| const GrSwizzle& swizzle, | |
| const SkMatrix& matrix) const { | |
| ASSERT_SINGLE_OWNER | |
| // We should have already called this->testPMConversionsIfNecessary(). | |
| SkASSERT(fDidTestPMConversions); | |
| GrConfigConversionEffect::PMConversion upmToPM = | |
| static_cast<GrConfigConversionEffect::PMConversion>(fUPMToPMConversion); | |
| if (GrConfigConversionEffect::kNone_PMConversion != upmToPM) { | |
| return GrConfigConversionEffect::Make(texture, swizzle, upmToPM, matrix); | |
| } else { | |
| return nullptr; | |
| } | |
| } | |
| bool GrContext::didFailPMUPMConversionTest() const { | |
| ASSERT_SINGLE_OWNER | |
| // We should have already called this->testPMConversionsIfNecessary(). | |
| SkASSERT(fDidTestPMConversions); | |
| // The PM<->UPM tests fail or succeed together so we only need to check one. | |
| return GrConfigConversionEffect::kNone_PMConversion == fPMToUPMConversion; | |
| } | |
| ////////////////////////////////////////////////////////////////////////////// | |
| void GrContext::getResourceCacheLimits(int* maxTextures, size_t* maxTextureBytes) const { | |
| ASSERT_SINGLE_OWNER | |
| if (maxTextures) { | |
| *maxTextures = fResourceCache->getMaxResourceCount(); | |
| } | |
| if (maxTextureBytes) { | |
| *maxTextureBytes = fResourceCache->getMaxResourceBytes(); | |
| } | |
| } | |
| void GrContext::setResourceCacheLimits(int maxTextures, size_t maxTextureBytes) { | |
| ASSERT_SINGLE_OWNER | |
| fResourceCache->setLimits(maxTextures, maxTextureBytes); | |
| } | |
| ////////////////////////////////////////////////////////////////////////////// | |
| void GrContext::dumpMemoryStatistics(SkTraceMemoryDump* traceMemoryDump) const { | |
| ASSERT_SINGLE_OWNER | |
| fResourceCache->dumpMemoryStatistics(traceMemoryDump); | |
| } |