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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 GrInOrderDrawBuffer_DEFINED | 8 #ifndef GrBufferedDrawTarget_DEFINED |
| 9 #define GrInOrderDrawBuffer_DEFINED | 9 #define GrBufferedDrawTarget_DEFINED |
| 10 | 10 |
| 11 #include "GrDrawTarget.h" | 11 #include "GrDrawTarget.h" |
| 12 #include "GrCommandBuilder.h" | 12 #include "GrCommandBuilder.h" |
| 13 #include "SkChunkAlloc.h" | 13 #include "SkChunkAlloc.h" |
| 14 | 14 |
| 15 /** | 15 /** |
| 16 * GrInOrderDrawBuffer is an implementation of GrDrawTarget that queues up draws
for eventual | 16 * GrBufferedDrawTarget is an implementation of GrDrawTarget that queues up draw
s for eventual |
| 17 * playback into a GrGpu. In theory one draw buffer could playback into another.
When index or | 17 * playback into a GrGpu. In theory one draw buffer could playback into another.
Similarly, it is |
| 18 * vertex buffers are used as geometry sources it is the callers the draw buffer
only holds | 18 * the caller's responsibility to ensure that all referenced textures, buffers,
and render-targets |
| 19 * references to the buffers. It is the callers responsibility to ensure that th
e data is still | 19 * are associated in the GrGpu object that the buffer is played back into. |
| 20 * valid when the draw buffer is played back into a GrGpu. Similarly, it is the
caller's | |
| 21 * responsibility to ensure that all referenced textures, buffers, and render-ta
rgets are associated | |
| 22 * in the GrGpu object that the buffer is played back into. The buffer requires
VB and IB pools to | |
| 23 * store geometry. | |
| 24 */ | 20 */ |
| 25 class GrInOrderDrawBuffer : public GrClipTarget { | 21 class GrBufferedDrawTarget : public GrClipTarget { |
| 26 public: | 22 public: |
| 27 | 23 |
| 28 /** | 24 /** |
| 29 * Creates a GrInOrderDrawBuffer | 25 * Creates a GrBufferedDrawTarget |
| 30 * | 26 * |
| 31 * @param context the context object that owns this draw buffer. | 27 * @param context the context object that owns this draw buffer. |
| 32 */ | 28 */ |
| 33 GrInOrderDrawBuffer(GrContext* context); | 29 GrBufferedDrawTarget(GrContext* context); |
| 34 | 30 |
| 35 ~GrInOrderDrawBuffer() override; | 31 ~GrBufferedDrawTarget() override; |
| 36 | 32 |
| 37 void clearStencilClip(const SkIRect& rect, | 33 void clearStencilClip(const SkIRect& rect, |
| 38 bool insideClip, | 34 bool insideClip, |
| 39 GrRenderTarget* renderTarget) override; | 35 GrRenderTarget* renderTarget) override; |
| 40 | 36 |
| 41 void discard(GrRenderTarget*) override; | 37 void discard(GrRenderTarget*) override; |
| 42 | 38 |
| 43 protected: | 39 protected: |
| 44 void appendIndicesAndTransforms(const void* indexValues, PathIndexType index
Type, | 40 void appendIndicesAndTransforms(const void* indexValues, PathIndexType index
Type, |
| 45 const float* transformValues, PathTransformT
ype transformType, | 41 const float* transformValues, PathTransformT
ype transformType, |
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| 138 SkChunkAlloc fPathIndexBuffer; | 134 SkChunkAlloc fPathIndexBuffer; |
| 139 SkChunkAlloc fPathTransformBuffer; | 135 SkChunkAlloc fPathTransformBuffer; |
| 140 SkChunkAlloc fPipelineBuffer; | 136 SkChunkAlloc fPipelineBuffer; |
| 141 uint32_t fDrawID; | 137 uint32_t fDrawID; |
| 142 SkAutoTUnref<State> fPrevState; | 138 SkAutoTUnref<State> fPrevState; |
| 143 | 139 |
| 144 typedef GrClipTarget INHERITED; | 140 typedef GrClipTarget INHERITED; |
| 145 }; | 141 }; |
| 146 | 142 |
| 147 #endif | 143 #endif |
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