| |
| /* |
| * Copyright 2014 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/GrContextPriv.h" |
| #include "tools/gpu/GrContextFactory.h" |
| #include "tools/gpu/gl/GLTestContext.h" |
| |
| #if SK_ANGLE |
| #include "tools/gpu/gl/angle/GLTestContext_angle.h" |
| #endif |
| #include "tools/gpu/gl/command_buffer/GLTestContext_command_buffer.h" |
| #ifdef SK_VULKAN |
| #include "tools/gpu/vk/VkTestContext.h" |
| #endif |
| #ifdef SK_METAL |
| #include "tools/gpu/mtl/MtlTestContext.h" |
| #endif |
| #ifdef SK_DAWN |
| #include "tools/gpu/dawn/DawnTestContext.h" |
| #endif |
| #include "src/gpu/GrCaps.h" |
| #include "src/gpu/gl/GrGLGpu.h" |
| #include "tools/gpu/mock/MockTestContext.h" |
| |
| #if defined(SK_BUILD_FOR_WIN) && defined(SK_ENABLE_DISCRETE_GPU) |
| extern "C" { |
| // NVIDIA documents that the presence and value of this symbol programmatically enable the high |
| // performance GPU in laptops with switchable graphics. |
| // https://docs.nvidia.com/gameworks/content/technologies/desktop/optimus.htm |
| // From testing, including this symbol, even if it is set to 0, we still get the NVIDIA GPU. |
| _declspec(dllexport) unsigned long NvOptimusEnablement = 0x00000001; |
| |
| // AMD has a similar mechanism, although I don't have an AMD laptop, so this is untested. |
| // https://community.amd.com/thread/169965 |
| __declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1; |
| } |
| #endif |
| |
| namespace sk_gpu_test { |
| GrContextFactory::GrContextFactory() { } |
| |
| GrContextFactory::GrContextFactory(const GrContextOptions& opts) |
| : fGlobalOptions(opts) { |
| } |
| |
| GrContextFactory::~GrContextFactory() { |
| this->destroyContexts(); |
| } |
| |
| void GrContextFactory::destroyContexts() { |
| // We must delete the test contexts in reverse order so that any child context is finished and |
| // deleted before a parent context. This relies on the fact that when we make a new context we |
| // append it to the end of fContexts array. |
| // TODO: Look into keeping a dependency dag for contexts and deletion order |
| for (int i = fContexts.count() - 1; i >= 0; --i) { |
| Context& context = fContexts[i]; |
| SkScopeExit restore(nullptr); |
| if (context.fTestContext) { |
| restore = context.fTestContext->makeCurrentAndAutoRestore(); |
| } |
| if (!context.fGrContext->unique()) { |
| context.fGrContext->releaseResourcesAndAbandonContext(); |
| context.fAbandoned = true; |
| } |
| context.fGrContext->unref(); |
| delete context.fTestContext; |
| } |
| fContexts.reset(); |
| } |
| |
| void GrContextFactory::abandonContexts() { |
| // We must abandon the test contexts in reverse order so that any child context is finished and |
| // abandoned before a parent context. This relies on the fact that when we make a new context we |
| // append it to the end of fContexts array. |
| // TODO: Look into keeping a dependency dag for contexts and deletion order |
| for (int i = fContexts.count() - 1; i >= 0; --i) { |
| Context& context = fContexts[i]; |
| if (!context.fAbandoned) { |
| if (context.fTestContext) { |
| auto restore = context.fTestContext->makeCurrentAndAutoRestore(); |
| context.fTestContext->testAbandon(); |
| delete(context.fTestContext); |
| context.fTestContext = nullptr; |
| } |
| context.fGrContext->abandonContext(); |
| context.fAbandoned = true; |
| } |
| } |
| } |
| |
| void GrContextFactory::releaseResourcesAndAbandonContexts() { |
| // We must abandon the test contexts in reverse order so that any child context is finished and |
| // abandoned before a parent context. This relies on the fact that when we make a new context we |
| // append it to the end of fContexts array. |
| // TODO: Look into keeping a dependency dag for contexts and deletion order |
| for (int i = fContexts.count() - 1; i >= 0; --i) { |
| Context& context = fContexts[i]; |
| SkScopeExit restore(nullptr); |
| if (!context.fAbandoned) { |
| if (context.fTestContext) { |
| restore = context.fTestContext->makeCurrentAndAutoRestore(); |
| } |
| context.fGrContext->releaseResourcesAndAbandonContext(); |
| context.fAbandoned = true; |
| if (context.fTestContext) { |
| delete context.fTestContext; |
| context.fTestContext = nullptr; |
| } |
| } |
| } |
| } |
| |
| GrContext* GrContextFactory::get(ContextType type, ContextOverrides overrides) { |
| return this->getContextInfo(type, overrides).grContext(); |
| } |
| |
| ContextInfo GrContextFactory::getContextInfoInternal(ContextType type, ContextOverrides overrides, |
| GrContext* shareContext, uint32_t shareIndex) { |
| // (shareIndex != 0) -> (shareContext != nullptr) |
| SkASSERT((shareIndex == 0) || (shareContext != nullptr)); |
| |
| for (int i = 0; i < fContexts.count(); ++i) { |
| Context& context = fContexts[i]; |
| if (context.fType == type && |
| context.fOverrides == overrides && |
| context.fShareContext == shareContext && |
| context.fShareIndex == shareIndex && |
| !context.fAbandoned) { |
| context.fTestContext->makeCurrent(); |
| return ContextInfo(context.fType, context.fTestContext, context.fGrContext, |
| context.fOptions); |
| } |
| } |
| |
| // If we're trying to create a context in a share group, find the master context |
| Context* masterContext = nullptr; |
| if (shareContext) { |
| for (int i = 0; i < fContexts.count(); ++i) { |
| if (!fContexts[i].fAbandoned && fContexts[i].fGrContext == shareContext) { |
| masterContext = &fContexts[i]; |
| break; |
| } |
| } |
| SkASSERT(masterContext && masterContext->fType == type); |
| } |
| |
| std::unique_ptr<TestContext> testCtx; |
| GrBackendApi backend = ContextTypeBackend(type); |
| switch (backend) { |
| case GrBackendApi::kOpenGL: { |
| GLTestContext* glShareContext = masterContext |
| ? static_cast<GLTestContext*>(masterContext->fTestContext) : nullptr; |
| GLTestContext* glCtx; |
| switch (type) { |
| case kGL_ContextType: |
| glCtx = CreatePlatformGLTestContext(kGL_GrGLStandard, glShareContext); |
| break; |
| case kGLES_ContextType: |
| glCtx = CreatePlatformGLTestContext(kGLES_GrGLStandard, glShareContext); |
| break; |
| #if SK_ANGLE |
| case kANGLE_D3D9_ES2_ContextType: |
| glCtx = MakeANGLETestContext(ANGLEBackend::kD3D9, ANGLEContextVersion::kES2, |
| glShareContext).release(); |
| break; |
| case kANGLE_D3D11_ES2_ContextType: |
| glCtx = MakeANGLETestContext(ANGLEBackend::kD3D11, ANGLEContextVersion::kES2, |
| glShareContext).release(); |
| break; |
| case kANGLE_D3D11_ES3_ContextType: |
| glCtx = MakeANGLETestContext(ANGLEBackend::kD3D11, ANGLEContextVersion::kES3, |
| glShareContext).release(); |
| break; |
| case kANGLE_GL_ES2_ContextType: |
| glCtx = MakeANGLETestContext(ANGLEBackend::kOpenGL, ANGLEContextVersion::kES2, |
| glShareContext).release(); |
| break; |
| case kANGLE_GL_ES3_ContextType: |
| glCtx = MakeANGLETestContext(ANGLEBackend::kOpenGL, ANGLEContextVersion::kES3, |
| glShareContext).release(); |
| break; |
| #endif |
| #ifndef SK_NO_COMMAND_BUFFER |
| case kCommandBuffer_ContextType: |
| glCtx = CommandBufferGLTestContext::Create(glShareContext); |
| break; |
| #endif |
| default: |
| return ContextInfo(); |
| } |
| if (!glCtx) { |
| return ContextInfo(); |
| } |
| testCtx.reset(glCtx); |
| break; |
| } |
| #ifdef SK_VULKAN |
| case GrBackendApi::kVulkan: { |
| VkTestContext* vkSharedContext = masterContext |
| ? static_cast<VkTestContext*>(masterContext->fTestContext) : nullptr; |
| SkASSERT(kVulkan_ContextType == type); |
| testCtx.reset(CreatePlatformVkTestContext(vkSharedContext)); |
| if (!testCtx) { |
| return ContextInfo(); |
| } |
| |
| // There is some bug (either in Skia or the NV Vulkan driver) where VkDevice |
| // destruction will hang occaisonally. For some reason having an existing GL |
| // context fixes this. |
| if (!fSentinelGLContext) { |
| fSentinelGLContext.reset(CreatePlatformGLTestContext(kGL_GrGLStandard)); |
| if (!fSentinelGLContext) { |
| fSentinelGLContext.reset(CreatePlatformGLTestContext(kGLES_GrGLStandard)); |
| } |
| } |
| break; |
| } |
| #endif |
| #ifdef SK_METAL |
| case GrBackendApi::kMetal: { |
| MtlTestContext* mtlSharedContext = masterContext |
| ? static_cast<MtlTestContext*>(masterContext->fTestContext) : nullptr; |
| SkASSERT(kMetal_ContextType == type); |
| testCtx.reset(CreatePlatformMtlTestContext(mtlSharedContext)); |
| if (!testCtx) { |
| return ContextInfo(); |
| } |
| break; |
| } |
| #endif |
| #ifdef SK_DAWN |
| case GrBackendApi::kDawn: { |
| DawnTestContext* dawnSharedContext = masterContext |
| ? static_cast<DawnTestContext*>(masterContext->fTestContext) : nullptr; |
| testCtx.reset(CreatePlatformDawnTestContext(dawnSharedContext)); |
| if (!testCtx) { |
| return ContextInfo(); |
| } |
| break; |
| } |
| #endif |
| case GrBackendApi::kMock: { |
| TestContext* sharedContext = masterContext ? masterContext->fTestContext : nullptr; |
| SkASSERT(kMock_ContextType == type); |
| testCtx.reset(CreateMockTestContext(sharedContext)); |
| if (!testCtx) { |
| return ContextInfo(); |
| } |
| break; |
| } |
| default: |
| return ContextInfo(); |
| } |
| |
| SkASSERT(testCtx && testCtx->backend() == backend); |
| GrContextOptions grOptions = fGlobalOptions; |
| if (ContextOverrides::kAvoidStencilBuffers & overrides) { |
| grOptions.fAvoidStencilBuffers = true; |
| } |
| sk_sp<GrContext> grCtx; |
| { |
| auto restore = testCtx->makeCurrentAndAutoRestore(); |
| grCtx = testCtx->makeGrContext(grOptions); |
| } |
| if (!grCtx.get()) { |
| return ContextInfo(); |
| } |
| |
| // We must always add new contexts by pushing to the back so that when we delete them we delete |
| // them in reverse order in which they were made. |
| Context& context = fContexts.push_back(); |
| context.fBackend = backend; |
| context.fTestContext = testCtx.release(); |
| context.fGrContext = SkRef(grCtx.get()); |
| context.fType = type; |
| context.fOverrides = overrides; |
| context.fAbandoned = false; |
| context.fShareContext = shareContext; |
| context.fShareIndex = shareIndex; |
| context.fOptions = grOptions; |
| context.fTestContext->makeCurrent(); |
| return ContextInfo(context.fType, context.fTestContext, context.fGrContext, context.fOptions); |
| } |
| |
| ContextInfo GrContextFactory::getContextInfo(ContextType type, ContextOverrides overrides) { |
| return this->getContextInfoInternal(type, overrides, nullptr, 0); |
| } |
| |
| ContextInfo GrContextFactory::getSharedContextInfo(GrContext* shareContext, uint32_t shareIndex) { |
| SkASSERT(shareContext); |
| for (int i = 0; i < fContexts.count(); ++i) { |
| if (!fContexts[i].fAbandoned && fContexts[i].fGrContext == shareContext) { |
| return this->getContextInfoInternal(fContexts[i].fType, fContexts[i].fOverrides, |
| shareContext, shareIndex); |
| } |
| } |
| |
| return ContextInfo(); |
| } |
| |
| } // namespace sk_gpu_test |
