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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 |
| 11 #include "GrGpuCommandBuffer.h" |
11 #include "GrPipelineBuilder.h" | 12 #include "GrPipelineBuilder.h" |
12 #include "GrProgramDesc.h" | 13 #include "GrProgramDesc.h" |
13 #include "GrSwizzle.h" | 14 #include "GrSwizzle.h" |
14 #include "GrAllocator.h" | 15 #include "GrAllocator.h" |
15 #include "GrTextureParamsAdjuster.h" | 16 #include "GrTextureParamsAdjuster.h" |
16 #include "GrTypes.h" | 17 #include "GrTypes.h" |
17 #include "GrXferProcessor.h" | 18 #include "GrXferProcessor.h" |
18 #include "SkPath.h" | 19 #include "SkPath.h" |
19 #include "SkTArray.h" | 20 #include "SkTArray.h" |
20 | 21 |
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353 // If sample locations are supported, contains the subpixel locations at
which the GPU will | 354 // If sample locations are supported, contains the subpixel locations at
which the GPU will |
354 // sample. Pixel center is at (.5, .5) and (0, 0) indicates the top left
corner. | 355 // sample. Pixel center is at (.5, .5) and (0, 0) indicates the top left
corner. |
355 SkAutoTDeleteArray<const SkPoint> fSampleLocations; | 356 SkAutoTDeleteArray<const SkPoint> fSampleLocations; |
356 }; | 357 }; |
357 | 358 |
358 // Finds a render target's multisample specs. The stencil settings are only
needed to flush the | 359 // Finds a render target's multisample specs. The stencil settings are only
needed to flush the |
359 // draw state prior to querying multisample information; they should not hav
e any effect on the | 360 // draw state prior to querying multisample information; they should not hav
e any effect on the |
360 // multisample information itself. | 361 // multisample information itself. |
361 const MultisampleSpecs& getMultisampleSpecs(GrRenderTarget*, const GrStencil
Settings&); | 362 const MultisampleSpecs& getMultisampleSpecs(GrRenderTarget*, const GrStencil
Settings&); |
362 | 363 |
| 364 // Creates a GrGpuCommandBuffer in which the GrDrawTarget can send draw comm
ands to instead of |
| 365 // directly to the Gpu object. |
| 366 virtual GrGpuCommandBuffer* createCommandBuffer(const GrRenderTarget& target
, |
| 367 GrGpuCommandBuffer::LoadAndS
toreOp colorOp, |
| 368 GrColor colorClear, |
| 369 GrGpuCommandBuffer::LoadAndS
toreOp stencilOp, |
| 370 GrColor stencilClear) = 0; |
| 371 |
363 // We pass in an array of meshCount GrMesh to the draw. The backend should l
oop over each | 372 // We pass in an array of meshCount GrMesh to the draw. The backend should l
oop over each |
364 // GrMesh object and emit a draw for it. Each draw will use the same GrPipel
ine and | 373 // GrMesh object and emit a draw for it. Each draw will use the same GrPipel
ine and |
365 // GrPrimitiveProcessor. This may fail if the draw would exceed any resource
limits (e.g. | 374 // GrPrimitiveProcessor. This may fail if the draw would exceed any resource
limits (e.g. |
366 // number of vertex attributes is too large). | 375 // number of vertex attributes is too large). |
367 bool draw(const GrPipeline&, | 376 bool draw(const GrPipeline&, |
368 const GrPrimitiveProcessor&, | 377 const GrPrimitiveProcessor&, |
369 const GrMesh*, | 378 const GrMesh*, |
370 int meshCount); | 379 int meshCount); |
371 | 380 |
372 // Called by drawtarget when flushing. | 381 // Called by drawtarget when flushing. |
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603 SkTArray<const MultisampleSpecs*, true> fMultisa
mpleSpecsMap; | 612 SkTArray<const MultisampleSpecs*, true> fMultisa
mpleSpecsMap; |
604 GrTAllocator<MultisampleSpecs> fMultisa
mpleSpecsAllocator; | 613 GrTAllocator<MultisampleSpecs> fMultisa
mpleSpecsAllocator; |
605 // The context owns us, not vice-versa, so this ptr is not ref'ed by Gpu. | 614 // The context owns us, not vice-versa, so this ptr is not ref'ed by Gpu. |
606 GrContext* fContext
; | 615 GrContext* fContext
; |
607 | 616 |
608 friend class GrPathRendering; | 617 friend class GrPathRendering; |
609 typedef SkRefCnt INHERITED; | 618 typedef SkRefCnt INHERITED; |
610 }; | 619 }; |
611 | 620 |
612 #endif | 621 #endif |
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