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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "../client/gpu_memory_buffer_tracker.h" |
| 6 |
| 7 #include "../client/gpu_memory_buffer_factory.h" |
| 8 |
| 9 namespace gpu { |
| 10 namespace gles2 { |
| 11 |
| 12 GpuMemoryBufferTracker::GpuMemoryBufferTracker() |
| 13 : buffers_() { |
| 14 } |
| 15 |
| 16 GpuMemoryBufferTracker::~GpuMemoryBufferTracker() { |
| 17 while (!buffers_.empty()) { |
| 18 RemoveBuffer(buffers_.begin()->first); |
| 19 } |
| 20 } |
| 21 |
| 22 GpuMemoryBuffer* GpuMemoryBufferTracker::CreateBuffer( |
| 23 GLuint id, GLsizei width, GLsizei height) { |
| 24 GPU_DCHECK_NE(0u, id); |
| 25 GpuMemoryBuffer* buffer = |
| 26 GetProcessDefaultGpuMemoryBufferFactory().Run( |
| 27 id, width, height).release(); |
| 28 |
| 29 std::pair<BufferMap::iterator, bool> result = |
| 30 buffers_.insert(std::make_pair(id, buffer)); |
| 31 GPU_DCHECK(result.second); |
| 32 |
| 33 return buffer; |
| 34 } |
| 35 |
| 36 GpuMemoryBuffer* GpuMemoryBufferTracker::GetBuffer(GLuint client_id) { |
| 37 BufferMap::iterator it = buffers_.find(client_id); |
| 38 return (it != buffers_.end()) ? it->second : NULL; |
| 39 } |
| 40 |
| 41 void GpuMemoryBufferTracker::RemoveBuffer(GLuint client_id) { |
| 42 BufferMap::iterator buffer_it = buffers_.find(client_id); |
| 43 if (buffer_it != buffers_.end()) { |
| 44 GpuMemoryBuffer* buffer = buffer_it->second; |
| 45 buffers_.erase(buffer_it); |
| 46 delete buffer; |
| 47 } |
| 48 } |
| 49 |
| 50 } // namespace gles2 |
| 51 } // namespace gpu |
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