0b4d8aa108
Allows benchmarks to override GrContextOptions. Removes the ability to use the same GrContext for all benchmarks in a config. Change-Id: I5ab9f6e81055451ac912a66537843d1a49f3b479 Reviewed-on: https://skia-review.googlesource.com/34080 Reviewed-by: Brian Osman <brianosman@google.com> Commit-Queue: Brian Salomon <bsalomon@google.com>
131 lines
4.4 KiB
C++
131 lines
4.4 KiB
C++
/*
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* Copyright 2015 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef GrContextOptions_DEFINED
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#define GrContextOptions_DEFINED
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#include "SkTypes.h"
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#include "GrTypes.h"
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#include "../private/GrTypesPriv.h"
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class SkExecutor;
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struct GrContextOptions {
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GrContextOptions() {}
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// Suppress prints for the GrContext.
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bool fSuppressPrints = false;
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/** Overrides: These options override feature detection using backend API queries. These
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overrides can only reduce the feature set or limits, never increase them beyond the
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detected values. */
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int fMaxTextureSizeOverride = SK_MaxS32;
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/** the threshold in bytes above which we will use a buffer mapping API to map vertex and index
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buffers to CPU memory in order to update them. A value of -1 means the GrContext should
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deduce the optimal value for this platform. */
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int fBufferMapThreshold = -1;
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/**
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* Executor to handle threaded work within Ganesh. If this is nullptr, then all work will be
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* done serially on the main thread. To have worker threads assist with various tasks, set this
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* to a valid SkExecutor instance. Currently, used for software path rendering, but may be used
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* for other tasks.
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*/
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SkExecutor* fExecutor = nullptr;
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/** some gpus have problems with partial writes of the rendertarget */
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bool fUseDrawInsteadOfPartialRenderTargetWrite = false;
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/** Construct mipmaps manually, via repeated downsampling draw-calls. This is used when
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the driver's implementation (glGenerateMipmap) contains bugs. This requires mipmap
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level and LOD control (ie desktop or ES3). */
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bool fDoManualMipmapping = false;
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/** Enable instanced rendering as long as all required functionality is supported by the HW.
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Instanced rendering is still experimental at this point and disabled by default. */
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bool fEnableInstancedRendering = false;
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/**
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* Disables distance field rendering for paths. Distance field computation can be expensive,
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* and yields no benefit if a path is not rendered multiple times with different transforms.
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*/
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bool fDisableDistanceFieldPaths = false;
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/**
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* If true this allows path mask textures to be cached. This is only really useful if paths
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* are commonly rendered at the same scale and fractional translation.
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*/
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bool fAllowPathMaskCaching = true;
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/**
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* If true, sRGB support will not be enabled unless sRGB decoding can be disabled (via an
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* extension). If mixed use of "legacy" mode and sRGB/color-correct mode is not required, this
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* can be set to false, which will significantly expand the number of devices that qualify for
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* sRGB support.
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*/
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bool fRequireDecodeDisableForSRGB = true;
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/**
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* If true, the GPU will not be used to perform YUV -> RGB conversion when generating
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* textures from codec-backed images.
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*/
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bool fDisableGpuYUVConversion = false;
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/**
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* The maximum size of cache textures used for Skia's Glyph cache.
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*/
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float fGlyphCacheTextureMaximumBytes = 2048 * 1024 * 4;
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/**
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* Bugs on certain drivers cause stencil buffers to leak. This flag causes Skia to avoid
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* allocating stencil buffers and use alternate rasterization paths, avoiding the leak.
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*/
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bool fAvoidStencilBuffers = false;
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#if GR_TEST_UTILS
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/**
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* Private options that are only meant for testing within Skia's tools.
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*/
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/**
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* If non-zero, overrides the maximum size of a tile for sw-backed images and bitmaps rendered
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* by SkGpuDevice.
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*/
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int fMaxTileSizeOverride = 0;
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/**
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* Prevents use of dual source blending, to test that all xfer modes work correctly without it.
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*/
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bool fSuppressDualSourceBlending = false;
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/**
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* If true, the caps will never report driver support for path rendering.
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*/
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bool fSuppressPathRendering = false;
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/**
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* Render everything in wireframe
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*/
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bool fWireframeMode = false;
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/**
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* Include or exclude specific GPU path renderers.
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*/
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GpuPathRenderers fGpuPathRenderers = GpuPathRenderers::kDefault;
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/**
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* Disables using multiple texture units to batch multiple images into a single draw on
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* supported GPUs.
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*/
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bool fDisableImageMultitexturing = false;
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#endif
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};
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#endif
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