| /* |
| * Copyright 2017 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/mock/GrMockBuffer.h" |
| #include "src/gpu/mock/GrMockCaps.h" |
| #include "src/gpu/mock/GrMockGpu.h" |
| #include "src/gpu/mock/GrMockGpuCommandBuffer.h" |
| #include "src/gpu/mock/GrMockStencilAttachment.h" |
| #include "src/gpu/mock/GrMockTexture.h" |
| #include <atomic> |
| |
| int GrMockGpu::NextInternalTextureID() { |
| static std::atomic<int> nextID{1}; |
| int id; |
| do { |
| id = nextID.fetch_add(1); |
| } while (0 == id); // Reserve 0 for an invalid ID. |
| return id; |
| } |
| |
| int GrMockGpu::NextExternalTextureID() { |
| // We use negative ints for the "testing only external textures" so they can easily be |
| // identified when debugging. |
| static std::atomic<int> nextID{-1}; |
| return nextID--; |
| } |
| |
| int GrMockGpu::NextInternalRenderTargetID() { |
| // We start off with large numbers to differentiate from texture IDs, even though they're |
| // technically in a different space. |
| static std::atomic<int> nextID{SK_MaxS32}; |
| return nextID--; |
| } |
| |
| int GrMockGpu::NextExternalRenderTargetID() { |
| // We use large negative ints for the "testing only external render targets" so they can easily |
| // be identified when debugging. |
| static std::atomic<int> nextID{SK_MinS32}; |
| return nextID++; |
| } |
| |
| sk_sp<GrGpu> GrMockGpu::Make(const GrMockOptions* mockOptions, |
| const GrContextOptions& contextOptions, GrContext* context) { |
| static const GrMockOptions kDefaultOptions = GrMockOptions(); |
| if (!mockOptions) { |
| mockOptions = &kDefaultOptions; |
| } |
| return sk_sp<GrGpu>(new GrMockGpu(context, *mockOptions, contextOptions)); |
| } |
| |
| GrGpuRTCommandBuffer* GrMockGpu::getCommandBuffer( |
| GrRenderTarget* rt, GrSurfaceOrigin origin, const SkRect& bounds, |
| const GrGpuRTCommandBuffer::LoadAndStoreInfo&, |
| const GrGpuRTCommandBuffer::StencilLoadAndStoreInfo&) { |
| return new GrMockGpuRTCommandBuffer(this, rt, origin); |
| } |
| |
| GrGpuTextureCommandBuffer* GrMockGpu::getCommandBuffer(GrTexture* texture, GrSurfaceOrigin origin) { |
| return new GrMockGpuTextureCommandBuffer(texture, origin); |
| } |
| |
| void GrMockGpu::submit(GrGpuCommandBuffer* buffer) { |
| if (buffer->asRTCommandBuffer()) { |
| this->submitCommandBuffer( |
| static_cast<GrMockGpuRTCommandBuffer*>(buffer->asRTCommandBuffer())); |
| } |
| |
| delete buffer; |
| } |
| |
| void GrMockGpu::submitCommandBuffer(const GrMockGpuRTCommandBuffer* cmdBuffer) { |
| for (int i = 0; i < cmdBuffer->numDraws(); ++i) { |
| fStats.incNumDraws(); |
| } |
| } |
| |
| GrMockGpu::GrMockGpu(GrContext* context, const GrMockOptions& options, |
| const GrContextOptions& contextOptions) |
| : INHERITED(context) |
| , fMockOptions(options) { |
| fCaps.reset(new GrMockCaps(contextOptions, options)); |
| } |
| |
| void GrMockGpu::querySampleLocations(GrRenderTarget* rt, SkTArray<SkPoint>* sampleLocations) { |
| sampleLocations->reset(); |
| int numRemainingSamples = rt->numSamples(); |
| while (numRemainingSamples > 0) { |
| // Use standard D3D sample locations. |
| switch (numRemainingSamples) { |
| case 0: |
| case 1: |
| sampleLocations->push_back().set(.5, .5); |
| break; |
| case 2: |
| sampleLocations->push_back().set(.75, .75); |
| sampleLocations->push_back().set(.25, .25); |
| break; |
| case 3: |
| case 4: |
| sampleLocations->push_back().set(.375, .125); |
| sampleLocations->push_back().set(.875, .375); |
| sampleLocations->push_back().set(.125, .625); |
| sampleLocations->push_back().set(.625, .875); |
| break; |
| case 5: |
| case 6: |
| case 7: |
| case 8: |
| sampleLocations->push_back().set(.5625, .3125); |
| sampleLocations->push_back().set(.4375, .6875); |
| sampleLocations->push_back().set(.8125, .5625); |
| sampleLocations->push_back().set(.3125, .1875); |
| sampleLocations->push_back().set(.1875, .8125); |
| sampleLocations->push_back().set(.0625, .4375); |
| sampleLocations->push_back().set(.6875, .4375); |
| sampleLocations->push_back().set(.4375, .0625); |
| break; |
| default: |
| sampleLocations->push_back().set(.5625, .5625); |
| sampleLocations->push_back().set(.4375, .3125); |
| sampleLocations->push_back().set(.3125, .6250); |
| sampleLocations->push_back().set(.2500, .4375); |
| sampleLocations->push_back().set(.1875, .3750); |
| sampleLocations->push_back().set(.6250, .8125); |
| sampleLocations->push_back().set(.8125, .6875); |
| sampleLocations->push_back().set(.6875, .1875); |
| sampleLocations->push_back().set(.3750, .8750); |
| sampleLocations->push_back().set(.5000, .0625); |
| sampleLocations->push_back().set(.2500, .1250); |
| sampleLocations->push_back().set(.1250, .2500); |
| sampleLocations->push_back().set(.0000, .5000); |
| sampleLocations->push_back().set(.4375, .2500); |
| sampleLocations->push_back().set(.8750, .4375); |
| sampleLocations->push_back().set(.0625, .0000); |
| break; |
| } |
| numRemainingSamples = rt->numSamples() - sampleLocations->count(); |
| } |
| } |
| |
| sk_sp<GrTexture> GrMockGpu::onCreateTexture(const GrSurfaceDesc& desc, GrRenderable renderable, |
| SkBudgeted budgeted, GrProtected isProtected, |
| const GrMipLevel texels[], int mipLevelCount) { |
| if (fMockOptions.fFailTextureAllocations) { |
| return nullptr; |
| } |
| |
| GrColorType ct = GrPixelConfigToColorType(desc.fConfig); |
| if (GrColorType::kUnknown == ct) { |
| return nullptr; |
| } |
| |
| GrMipMapsStatus mipMapsStatus = mipLevelCount > 1 ? GrMipMapsStatus::kValid |
| : GrMipMapsStatus::kNotAllocated; |
| GrMockTextureInfo texInfo(ct, NextInternalTextureID()); |
| if (renderable == GrRenderable::kYes) { |
| GrMockRenderTargetInfo rtInfo(ct, NextInternalRenderTargetID()); |
| return sk_sp<GrTexture>(new GrMockTextureRenderTarget(this, budgeted, desc, isProtected, |
| mipMapsStatus, texInfo, rtInfo)); |
| } |
| return sk_sp<GrTexture>( |
| new GrMockTexture(this, budgeted, desc, isProtected, mipMapsStatus, texInfo)); |
| } |
| |
| sk_sp<GrTexture> GrMockGpu::onCreateCompressedTexture(int width, int height, |
| SkImage::CompressionType compressionType, |
| SkBudgeted budgeted, const void* data) { |
| return nullptr; |
| } |
| |
| sk_sp<GrTexture> GrMockGpu::onWrapBackendTexture(const GrBackendTexture& tex, |
| GrWrapOwnership ownership, |
| GrWrapCacheable wrapType, GrIOType ioType) { |
| GrMockTextureInfo info; |
| SkAssertResult(tex.getMockTextureInfo(&info)); |
| |
| GrSurfaceDesc desc; |
| desc.fWidth = tex.width(); |
| desc.fHeight = tex.height(); |
| desc.fConfig = info.pixelConfig(); |
| |
| GrMipMapsStatus mipMapsStatus = tex.hasMipMaps() ? GrMipMapsStatus::kValid |
| : GrMipMapsStatus::kNotAllocated; |
| auto isProtected = GrProtected(tex.isProtected()); |
| return sk_sp<GrTexture>( |
| new GrMockTexture(this, desc, isProtected, mipMapsStatus, info, wrapType, ioType)); |
| } |
| |
| sk_sp<GrTexture> GrMockGpu::onWrapRenderableBackendTexture(const GrBackendTexture& tex, |
| int sampleCnt, |
| GrColorType colorType, |
| GrWrapOwnership ownership, |
| GrWrapCacheable cacheable) { |
| GrMockTextureInfo texInfo; |
| SkAssertResult(tex.getMockTextureInfo(&texInfo)); |
| |
| SkASSERT(colorType == texInfo.fColorType); |
| GrSurfaceDesc desc; |
| desc.fWidth = tex.width(); |
| desc.fHeight = tex.height(); |
| desc.fConfig = texInfo.pixelConfig(); |
| |
| GrMipMapsStatus mipMapsStatus = |
| tex.hasMipMaps() ? GrMipMapsStatus::kValid : GrMipMapsStatus::kNotAllocated; |
| |
| // The client gave us the texture ID but we supply the render target ID. |
| GrMockRenderTargetInfo rtInfo(texInfo.fColorType, NextInternalRenderTargetID()); |
| |
| auto isProtected = GrProtected(tex.isProtected()); |
| return sk_sp<GrTexture>(new GrMockTextureRenderTarget(this, desc, isProtected, mipMapsStatus, |
| texInfo, rtInfo, cacheable)); |
| } |
| |
| sk_sp<GrRenderTarget> GrMockGpu::onWrapBackendRenderTarget(const GrBackendRenderTarget& rt) { |
| GrMockRenderTargetInfo info; |
| SkAssertResult(rt.getMockRenderTargetInfo(&info)); |
| |
| GrSurfaceDesc desc; |
| desc.fWidth = rt.width(); |
| desc.fHeight = rt.height(); |
| desc.fConfig = info.pixelConfig(); |
| |
| auto isProtected = GrProtected(rt.isProtected()); |
| return sk_sp<GrRenderTarget>( |
| new GrMockRenderTarget(this, GrMockRenderTarget::kWrapped, desc, isProtected, info)); |
| } |
| |
| sk_sp<GrRenderTarget> GrMockGpu::onWrapBackendTextureAsRenderTarget(const GrBackendTexture& tex, |
| int sampleCnt) { |
| GrMockTextureInfo texInfo; |
| SkAssertResult(tex.getMockTextureInfo(&texInfo)); |
| |
| GrSurfaceDesc desc; |
| desc.fWidth = tex.width(); |
| desc.fHeight = tex.height(); |
| desc.fConfig = texInfo.pixelConfig(); |
| desc.fSampleCnt = sampleCnt; |
| |
| // The client gave us the texture ID but we supply the render target ID. |
| GrMockRenderTargetInfo rtInfo(texInfo.fColorType, NextInternalRenderTargetID()); |
| |
| auto isProtected = GrProtected(tex.isProtected()); |
| return sk_sp<GrRenderTarget>( |
| new GrMockRenderTarget(this, GrMockRenderTarget::kWrapped, desc, isProtected, rtInfo)); |
| } |
| |
| sk_sp<GrGpuBuffer> GrMockGpu::onCreateBuffer(size_t sizeInBytes, GrGpuBufferType type, |
| GrAccessPattern accessPattern, const void*) { |
| return sk_sp<GrGpuBuffer>(new GrMockBuffer(this, sizeInBytes, type, accessPattern)); |
| } |
| |
| GrStencilAttachment* GrMockGpu::createStencilAttachmentForRenderTarget( |
| const GrRenderTarget* rt, int width, int height, int numStencilSamples) { |
| SkASSERT(numStencilSamples == rt->numSamples()); |
| static constexpr int kBits = 8; |
| fStats.incStencilAttachmentCreates(); |
| return new GrMockStencilAttachment(this, width, height, kBits, rt->numSamples()); |
| } |
| |
| GrBackendTexture GrMockGpu::createBackendTexture(int w, int h, |
| const GrBackendFormat& format, |
| GrMipMapped mipMapped, |
| GrRenderable /* renderable */, |
| const void* /* pixels */, |
| size_t /* rowBytes */, |
| const SkColor4f* /* color */, |
| GrProtected /* isProtected */) { |
| |
| if (!format.getMockColorType()) { |
| return GrBackendTexture(); // invalid; |
| } |
| |
| if (!this->caps()->isFormatTexturable(*format.getMockColorType(), format)) { |
| return GrBackendTexture(); // invalid |
| } |
| |
| GrMockTextureInfo info(*format.getMockColorType(), NextExternalTextureID()); |
| |
| fOutstandingTestingOnlyTextureIDs.add(info.fID); |
| return GrBackendTexture(w, h, mipMapped, info); |
| } |
| |
| void GrMockGpu::deleteBackendTexture(const GrBackendTexture& tex) { |
| SkASSERT(GrBackendApi::kMock == tex.backend()); |
| |
| GrMockTextureInfo info; |
| if (tex.getMockTextureInfo(&info)) { |
| fOutstandingTestingOnlyTextureIDs.remove(info.fID); |
| } |
| } |
| |
| #if GR_TEST_UTILS |
| bool GrMockGpu::isTestingOnlyBackendTexture(const GrBackendTexture& tex) const { |
| SkASSERT(GrBackendApi::kMock == tex.backend()); |
| |
| GrMockTextureInfo info; |
| if (!tex.getMockTextureInfo(&info)) { |
| return false; |
| } |
| |
| return fOutstandingTestingOnlyTextureIDs.contains(info.fID); |
| } |
| |
| GrBackendRenderTarget GrMockGpu::createTestingOnlyBackendRenderTarget(int w, int h, |
| GrColorType colorType) { |
| GrMockRenderTargetInfo info(colorType, NextExternalRenderTargetID()); |
| static constexpr int kSampleCnt = 1; |
| static constexpr int kStencilBits = 8; |
| return GrBackendRenderTarget(w, h, kSampleCnt, kStencilBits, info); |
| } |
| |
| void GrMockGpu::deleteTestingOnlyBackendRenderTarget(const GrBackendRenderTarget&) {} |
| #endif |