| /* |
| * Copyright 2015 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef GrContextOptions_DEFINED |
| #define GrContextOptions_DEFINED |
| |
| #include "SkTypes.h" |
| |
| struct GrContextOptions { |
| GrContextOptions() |
| : fDrawPathToCompressedTexture(false) |
| , fSuppressPrints(false) |
| , fMaxTextureSizeOverride(SK_MaxS32) |
| , fMaxTileSizeOverride(0) |
| , fSuppressDualSourceBlending(false) |
| , fBufferMapThreshold(-1) |
| , fUseDrawInsteadOfPartialRenderTargetWrite(false) |
| , fImmediateMode(false) |
| , fClipBatchToBounds(false) |
| , fDrawBatchBounds(false) |
| , fMaxBatchLookback(-1) |
| , fMaxBatchLookahead(-1) |
| , fUseShaderSwizzling(false) {} |
| |
| // EXPERIMENTAL |
| // May be removed in the future, or may become standard depending |
| // on the outcomes of a variety of internal tests. |
| bool fDrawPathToCompressedTexture; |
| |
| // Suppress prints for the GrContext. |
| bool fSuppressPrints; |
| |
| /** Overrides: These options override feature detection using backend API queries. These |
| overrides can only reduce the feature set or limits, never increase them beyond the |
| detected values. */ |
| |
| int fMaxTextureSizeOverride; |
| /** If non-zero, overrides the maximum size of a tile for sw-backed images and bitmaps rendered |
| by SkGpuDevice. */ |
| int fMaxTileSizeOverride; |
| bool fSuppressDualSourceBlending; |
| |
| /** the threshold in bytes above which we will use a buffer mapping API to map vertex and index |
| buffers to CPU memory in order to update them. A value of -1 means the GrContext should |
| deduce the optimal value for this platform. */ |
| int fBufferMapThreshold; |
| |
| /** some gpus have problems with partial writes of the rendertarget */ |
| bool fUseDrawInsteadOfPartialRenderTargetWrite; |
| |
| /** The GrContext operates in immediate mode. It will issue all draws to the backend API |
| immediately. Intended to ease debugging. */ |
| bool fImmediateMode; |
| |
| /** For debugging purposes turn each GrBatch's bounds into a clip rect. This is used to |
| verify that the clip bounds are conservative. */ |
| bool fClipBatchToBounds; |
| |
| /** For debugging purposes draw a wireframe device bounds rect for each GrBatch. The wire |
| frame rect is draw before the GrBatch in order to visualize batches that draw outside |
| of their dev bounds. */ |
| bool fDrawBatchBounds; |
| |
| /** For debugging, override the default maximum look-back or look-ahead window for GrBatch |
| combining. */ |
| int fMaxBatchLookback; |
| int fMaxBatchLookahead; |
| |
| /** Force us to do all swizzling manually in the shader and don't rely on extensions to do |
| swizzling. */ |
| bool fUseShaderSwizzling; |
| }; |
| |
| #endif |