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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef GrGpu_DEFINED | 8 #ifndef GrGpu_DEFINED |
9 #define GrGpu_DEFINED | 9 #define GrGpu_DEFINED |
10 | 10 |
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128 GrRenderTarget* wrapBackendRenderTarget(const GrBackendRenderTargetDesc&, Gr
WrapOwnership); | 128 GrRenderTarget* wrapBackendRenderTarget(const GrBackendRenderTargetDesc&, Gr
WrapOwnership); |
129 | 129 |
130 /** | 130 /** |
131 * Implements GrTextureProvider::wrapBackendTextureAsRenderTarget | 131 * Implements GrTextureProvider::wrapBackendTextureAsRenderTarget |
132 */ | 132 */ |
133 GrRenderTarget* wrapBackendTextureAsRenderTarget(const GrBackendTextureDesc&
); | 133 GrRenderTarget* wrapBackendTextureAsRenderTarget(const GrBackendTextureDesc&
); |
134 | 134 |
135 /** | 135 /** |
136 * Creates a buffer. | 136 * Creates a buffer. |
137 * | 137 * |
| 138 * @param size size of buffer to create. |
| 139 * @param intendedType hint to the graphics subsystem about what the buff
er will be used for. |
| 140 * @param accessPattern hint to the graphics subsystem about how the data
will be accessed. |
| 141 * |
138 * @return the buffer if successful, otherwise nullptr. | 142 * @return the buffer if successful, otherwise nullptr. |
139 */ | 143 */ |
140 GrBuffer* createBuffer(GrBufferType, size_t size, GrAccessPattern); | 144 GrBuffer* createBuffer(size_t size, GrBufferType intendedType, GrAccessPatte
rn accessPattern); |
141 | 145 |
142 /** | 146 /** |
143 * Resolves MSAA. | 147 * Resolves MSAA. |
144 */ | 148 */ |
145 void resolveRenderTarget(GrRenderTarget* target); | 149 void resolveRenderTarget(GrRenderTarget* target); |
146 | 150 |
147 /** Info struct returned by getReadPixelsInfo about performing intermediate
draws before | 151 /** Info struct returned by getReadPixelsInfo about performing intermediate
draws before |
148 reading pixels for performance or correctness. */ | 152 reading pixels for performance or correctness. */ |
149 struct ReadPixelTempDrawInfo { | 153 struct ReadPixelTempDrawInfo { |
150 /** If the GrGpu is requesting that the caller do a draw to an intermedi
ate surface then | 154 /** If the GrGpu is requesting that the caller do a draw to an intermedi
ate surface then |
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526 GrGpuResource::LifeCycle lifeCycle, | 530 GrGpuResource::LifeCycle lifeCycle, |
527 const SkTArray<GrMipLevel>& texels) = 0; | 531 const SkTArray<GrMipLevel>& texels) = 0; |
528 virtual GrTexture* onCreateCompressedTexture(const GrSurfaceDesc& desc, | 532 virtual GrTexture* onCreateCompressedTexture(const GrSurfaceDesc& desc, |
529 GrGpuResource::LifeCycle lifeCy
cle, | 533 GrGpuResource::LifeCycle lifeCy
cle, |
530 const SkTArray<GrMipLevel>& tex
els) = 0; | 534 const SkTArray<GrMipLevel>& tex
els) = 0; |
531 | 535 |
532 virtual GrTexture* onWrapBackendTexture(const GrBackendTextureDesc&, GrWrapO
wnership) = 0; | 536 virtual GrTexture* onWrapBackendTexture(const GrBackendTextureDesc&, GrWrapO
wnership) = 0; |
533 virtual GrRenderTarget* onWrapBackendRenderTarget(const GrBackendRenderTarge
tDesc&, | 537 virtual GrRenderTarget* onWrapBackendRenderTarget(const GrBackendRenderTarge
tDesc&, |
534 GrWrapOwnership) = 0; | 538 GrWrapOwnership) = 0; |
535 virtual GrRenderTarget* onWrapBackendTextureAsRenderTarget(const GrBackendTe
xtureDesc&) = 0; | 539 virtual GrRenderTarget* onWrapBackendTextureAsRenderTarget(const GrBackendTe
xtureDesc&) = 0; |
536 virtual GrBuffer* onCreateBuffer(GrBufferType, size_t size, GrAccessPattern)
= 0; | 540 virtual GrBuffer* onCreateBuffer(size_t size, GrBufferType intendedType, GrA
ccessPattern) = 0; |
537 | 541 |
538 // overridden by backend-specific derived class to perform the clear. | 542 // overridden by backend-specific derived class to perform the clear. |
539 virtual void onClear(GrRenderTarget*, const SkIRect& rect, GrColor color) =
0; | 543 virtual void onClear(GrRenderTarget*, const SkIRect& rect, GrColor color) =
0; |
540 | 544 |
541 // Overridden by backend specific classes to perform a clear of the stencil
clip bits. This is | 545 // Overridden by backend specific classes to perform a clear of the stencil
clip bits. This is |
542 // ONLY used by the the clip target | 546 // ONLY used by the the clip target |
543 virtual void onClearStencilClip(GrRenderTarget*, const SkIRect& rect, bool i
nsideClip) = 0; | 547 virtual void onClearStencilClip(GrRenderTarget*, const SkIRect& rect, bool i
nsideClip) = 0; |
544 | 548 |
545 // overridden by backend-specific derived class to perform the draw call. | 549 // overridden by backend-specific derived class to perform the draw call. |
546 virtual void onDraw(const GrPipeline&, | 550 virtual void onDraw(const GrPipeline&, |
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604 SkTArray<const MultisampleSpecs*, true> fMultisa
mpleSpecsMap; | 608 SkTArray<const MultisampleSpecs*, true> fMultisa
mpleSpecsMap; |
605 GrTAllocator<MultisampleSpecs> fMultisa
mpleSpecsAllocator; | 609 GrTAllocator<MultisampleSpecs> fMultisa
mpleSpecsAllocator; |
606 // The context owns us, not vice-versa, so this ptr is not ref'ed by Gpu. | 610 // The context owns us, not vice-versa, so this ptr is not ref'ed by Gpu. |
607 GrContext* fContext
; | 611 GrContext* fContext
; |
608 | 612 |
609 friend class GrPathRendering; | 613 friend class GrPathRendering; |
610 typedef SkRefCnt INHERITED; | 614 typedef SkRefCnt INHERITED; |
611 }; | 615 }; |
612 | 616 |
613 #endif | 617 #endif |
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