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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(GpuMemoryBufferFactory* factory) | |
13 : buffers_(), | |
14 factory_(factory) { | |
15 } | |
16 | |
17 GpuMemoryBufferTracker::~GpuMemoryBufferTracker() { | |
18 while (!buffers_.empty()) { | |
19 RemoveBuffer(buffers_.begin()->first); | |
20 } | |
21 } | |
22 | |
23 GpuMemoryBuffer* GpuMemoryBufferTracker::CreateBuffer( | |
24 GLuint id, GLsizei width, GLsizei height) { | |
joth
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25 GPU_DCHECK_NE(0u, id); | |
26 GpuMemoryBuffer* buffer = | |
27 factory_->CreateGpuMemoryBuffer(width, height, id).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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