09d994ecb3
Change-Id: I80f951976558a284e55386e0a368f08bd835d8ca Reviewed-on: https://skia-review.googlesource.com/6359 Commit-Queue: Brian Salomon <bsalomon@google.com> Reviewed-by: Brian Osman <brianosman@google.com>
91 lines
3.5 KiB
C
91 lines
3.5 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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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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/** 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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int fMaxTileSizeOverride = 0;
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bool fSuppressDualSourceBlending = false;
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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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/** some gpus have problems with partial writes of the rendertarget */
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bool fUseDrawInsteadOfPartialRenderTargetWrite = false;
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/** The GrContext operates in immediate mode. It will issue all draws to the backend API
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immediately. Intended to ease debugging. */
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bool fImmediateMode = false;
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/** For debugging purposes turn each GrDrawOp's bounds into a clip rect. This is used to
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verify that the clip bounds are conservative. */
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bool fClipDrawOpsToBounds = false;
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/** For debugging, override the default maximum look-back or look-ahead window for GrOp
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combining. */
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int fMaxOpCombineLookback = -1;
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int fMaxOpCombineLookahead = -1;
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/** Force us to do all swizzling manually in the shader and don't rely on extensions to do
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swizzling. */
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bool fUseShaderSwizzling = 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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/** 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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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 = false;
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/**
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* Force all path draws to go through through the sw-rasterize-to-texture code path (assuming
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* the path is not recognized as a simpler shape (e.g. a rrect). This is intended for testing
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* purposes.
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*/
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bool fForceSWPathMasks = false;
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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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#endif
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