diff options
Diffstat (limited to 'src/gpu/GrContext.cpp')
| -rw-r--r-- | src/gpu/GrContext.cpp | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/gpu/GrContext.cpp b/src/gpu/GrContext.cpp index 0157760990..3f4d2fa959 100644 --- a/src/gpu/GrContext.cpp +++ b/src/gpu/GrContext.cpp @@ -681,6 +681,62 @@ sk_sp<GrDrawContext> GrContextPriv::makeBackendTextureAsRenderTargetDrawContext( 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, @@ -689,6 +745,10 @@ sk_sp<GrDrawContext> GrContext::makeDrawContext(SkBackingFit fit, 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; |