| /* |
| * Copyright 2014 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef DMGpuSupport_DEFINED |
| #define DMGpuSupport_DEFINED |
| |
| // Provides Ganesh to DM, |
| // or if it's not available, fakes it enough so most code doesn't have to know that. |
| |
| #include "SkSurface.h" |
| |
| #if SK_SUPPORT_GPU |
| |
| // Ganesh is available. Yippee! |
| |
| # include "GrContext.h" |
| # include "GrContextFactory.h" |
| |
| namespace DM { |
| |
| static const bool kGPUDisabled = false; |
| |
| static inline SkSurface* NewGpuSurface(GrContextFactory* grFactory, |
| GrContextFactory::GLContextType type, |
| GrGLStandard gpuAPI, |
| SkImageInfo info, |
| int samples, |
| bool useDIText) { |
| uint32_t flags = useDIText ? SkSurfaceProps::kUseDeviceIndependentFonts_Flag : 0; |
| SkSurfaceProps props(flags, SkSurfaceProps::kLegacyFontHost_InitType); |
| return SkSurface::NewRenderTarget(grFactory->get(type, gpuAPI), SkSurface::kNo_Budgeted, |
| info, samples, &props); |
| } |
| |
| } // namespace DM |
| |
| #else// !SK_SUPPORT_GPU |
| |
| // Ganesh is not available. Fake it. |
| |
| enum GrGLStandard { |
| kNone_GrGLStandard, |
| kGL_GrGLStandard, |
| kGLES_GrGLStandard |
| }; |
| static const int kGrGLStandardCnt = 3; |
| |
| class GrContext { |
| public: |
| void dumpCacheStats(SkString*) const {} |
| void dumpGpuStats(SkString*) const {} |
| }; |
| |
| struct GrContextOptions {}; |
| |
| class GrContextFactory { |
| public: |
| GrContextFactory() {}; |
| explicit GrContextFactory(const GrContextOptions&) {} |
| |
| typedef int GLContextType; |
| |
| static const GLContextType kANGLE_GLContextType = 0, |
| kCommandBuffer_GLContextType = 0, |
| kDebug_GLContextType = 0, |
| kMESA_GLContextType = 0, |
| kNVPR_GLContextType = 0, |
| kNative_GLContextType = 0, |
| kNull_GLContextType = 0; |
| static const int kGLContextTypeCnt = 1; |
| void destroyContexts() {} |
| |
| void abandonContexts() {} |
| }; |
| |
| namespace DM { |
| |
| static const bool kGPUDisabled = true; |
| |
| static inline SkSurface* NewGpuSurface(GrContextFactory*, |
| GrContextFactory::GLContextType, |
| GrGLStandard, |
| SkImageInfo, |
| int, |
| bool) { |
| return nullptr; |
| } |
| |
| } // namespace DM |
| |
| #endif//SK_SUPPORT_GPU |
| |
| #endif//DMGpuSupport_DEFINED |