/** * Disables correctness workarounds that are enabled for particular GPUs, OSes, or drivers. * This does not affect code path choices that are made for perfomance reasons nor does it * override other ContextOption settings.
*/ bool fDisableDriverCorrectnessWorkarounds = false;
/** * If present, use this object to report shader compilation failures. If not, report failures * via SkDebugf and assert.
*/
skgpu::ShaderErrorHandler* fShaderErrorHandler = nullptr;
/** * Specifies the number of samples Graphite should use when performing internal draws with MSAA * (hardware capabilities permitting). * * If <= 1, Graphite will disable internal code paths that use multisampling.
*/ int fInternalMultisampleCount = 4;
/** * Will the client make sure to only ever be executing one thread that uses the Context and all * derived classes (e.g. Recorders, Recordings, etc.) at a time. If so we can possibly make some * objects (e.g. VulkanMemoryAllocator) not thread safe to improve single thread performance.
*/ bool fClientWillExternallySynchronizeAllThreads = false;
/** * The maximum size of cache textures used for Skia's Glyph cache.
*/
size_t fGlyphCacheTextureMaximumBytes = 2048 * 1024 * 4;
/** * Below this threshold size in device space distance field fonts won't be used. Distance field * fonts don't support hinting which is more important at smaller sizes.
*/ float fMinDistanceFieldFontSize = 18;
/** * Above this threshold size in device space glyphs are drawn as individual paths.
*/ #ifdefined(SK_BUILD_FOR_ANDROID) float fGlyphsAsPathsFontSize = 384; #elifdefined(SK_BUILD_FOR_MAC) float fGlyphsAsPathsFontSize = 256; #else float fGlyphsAsPathsFontSize = 324; #endif
/** * The maximum size of textures used for Skia's PathAtlas caches.
*/ int fMaxPathAtlasTextureSize = 8192; // oversized, PathAtlas will likely be smaller
/** * Can the glyph and path atlases use multiple textures. If allowed, each texture's size is * bound by fGlyphCacheTextureMaximumBytes and fMaxPathAtlasTextureSize, respectively.
*/ bool fAllowMultipleAtlasTextures = true; bool fSupportBilerpFromGlyphAtlas = false;
/** * Disable caching of glyph uploads at the start of each Recording. These can add additional * overhead and are only necessary if Recordings are replayed or played out of order. * * Deprecated, now only used to set requireOrderedRecordings Caps.
*/ bool fDisableCachedGlyphUploads = false;
static constexpr size_t kDefaultContextBudget = 256 * (1 << 20); /** * What is the budget for GPU resources allocated and held by the Context.
*/
size_t fGpuBudgetInBytes = kDefaultContextBudget;
/** * Whether labels will be set on backend resources.
*/ #ifdefined(SK_DEBUG) bool fSetBackendLabels = true; #else bool fSetBackendLabels = false; #endif
/** * If Skia is creating a default VMA allocator for the Vulkan backend this value will be used * for the preferredLargeHeapBlockSize. If the value is not set, then Skia will use an * inernally defined default size. * * However, it is highly discouraged to have Skia make a default allocator (and support for * doing so will be removed soon, b/321962001). Instead clients should create their own * allocator to pass into Skia where they can fine tune this value themeselves.
*/
std::optional<uint64_t> fVulkanVMALargeHeapBlockSize;
/** * Private options that are only meant for testing within Skia's tools.
*/
ContextOptionsPriv* fOptionsPriv = nullptr;
};
} // namespace skgpu::graphite
#endif// skgpu_graphite_ContextOptions
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