| OLD | NEW |
| 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 GrInOrderDrawBuffer_DEFINED |
| 9 #define GrInOrderDrawBuffer_DEFINED | 9 #define GrInOrderDrawBuffer_DEFINED |
| 10 | 10 |
| 11 #include "GrDrawTarget.h" | 11 #include "GrDrawTarget.h" |
| 12 #include "GrCommandBuilder.h" | 12 #include "GrInOrderCommandBuilder.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 * GrInOrderDrawBuffer is an implementation of GrDrawTarget that queues up draws
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.
When index or |
| 18 * vertex buffers are used as geometry sources it is the callers the draw buffer
only holds | 18 * vertex buffers are used as geometry sources it is the callers the draw buffer
only holds |
| 19 * references to the buffers. It is the callers responsibility to ensure that th
e data is still | 19 * references to the buffers. It is the callers responsibility to ensure that th
e data is still |
| 20 * valid when the draw buffer is played back into a GrGpu. Similarly, it is the
caller's | 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 | 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 | 22 * in the GrGpu object that the buffer is played back into. The buffer requires
VB and IB pools to |
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| 64 | 64 |
| 65 if (0 != xformBytes) { | 65 if (0 != xformBytes) { |
| 66 *xformsLocation = (float*) fPathTransformBuffer.alloc(count * xformB
ytes, | 66 *xformsLocation = (float*) fPathTransformBuffer.alloc(count * xformB
ytes, |
| 67 SkChunkAlloc::kTh
row_AllocFailType); | 67 SkChunkAlloc::kTh
row_AllocFailType); |
| 68 SkASSERT(SkIsAlign4((uintptr_t)*xformsLocation)); | 68 SkASSERT(SkIsAlign4((uintptr_t)*xformsLocation)); |
| 69 memcpy(*xformsLocation, transformValues, count * xformBytes); | 69 memcpy(*xformsLocation, transformValues, count * xformBytes); |
| 70 } | 70 } |
| 71 } | 71 } |
| 72 | 72 |
| 73 private: | 73 private: |
| 74 friend class GrCommandBuilder; | 74 friend class GrInOrderCommandBuilder; |
| 75 friend class GrTargetCommands; | 75 friend class GrTargetCommands; |
| 76 |
| 76 typedef GrTargetCommands::State State; | 77 typedef GrTargetCommands::State State; |
| 77 | 78 |
| 78 State* allocState(const GrPrimitiveProcessor* primProc = NULL) { | 79 State* allocState(const GrPrimitiveProcessor* primProc = NULL) { |
| 79 void* allocation = fPipelineBuffer.alloc(sizeof(State), SkChunkAlloc::kT
hrow_AllocFailType); | 80 void* allocation = fPipelineBuffer.alloc(sizeof(State), SkChunkAlloc::kT
hrow_AllocFailType); |
| 80 return SkNEW_PLACEMENT_ARGS(allocation, State, (primProc)); | 81 return SkNEW_PLACEMENT_ARGS(allocation, State, (primProc)); |
| 81 } | 82 } |
| 82 | 83 |
| 83 void unallocState(State* state) { | 84 void unallocState(State* state) { |
| 84 state->unref(); | 85 state->unref(); |
| 85 fPipelineBuffer.unalloc(state); | 86 fPipelineBuffer.unalloc(state); |
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| 148 SkChunkAlloc fPathIndexBuffer; | 149 SkChunkAlloc fPathIndexBuffer; |
| 149 SkChunkAlloc fPathTransformBuffer; | 150 SkChunkAlloc fPathTransformBuffer; |
| 150 SkChunkAlloc fPipelineBuffer; | 151 SkChunkAlloc fPipelineBuffer; |
| 151 uint32_t fDrawID; | 152 uint32_t fDrawID; |
| 152 SkAutoTUnref<State> fPrevState; | 153 SkAutoTUnref<State> fPrevState; |
| 153 | 154 |
| 154 typedef GrClipTarget INHERITED; | 155 typedef GrClipTarget INHERITED; |
| 155 }; | 156 }; |
| 156 | 157 |
| 157 #endif | 158 #endif |
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