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| 1 // Copyright 2014 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 "mojo/services/gles2/mojo_buffer_backing.h" |
| 6 |
| 7 #include "base/logging.h" |
| 8 |
| 9 namespace gles2 { |
| 10 |
| 11 MojoBufferBacking::MojoBufferBacking(mojo::ScopedSharedBufferHandle handle, |
| 12 void* memory, |
| 13 size_t size) |
| 14 : handle_(handle.Pass()), memory_(memory), size_(size) {} |
| 15 |
| 16 MojoBufferBacking::~MojoBufferBacking() { mojo::UnmapBuffer(memory_); } |
| 17 |
| 18 // static |
| 19 scoped_ptr<gpu::BufferBacking> MojoBufferBacking::Create( |
| 20 mojo::ScopedSharedBufferHandle handle, |
| 21 size_t size) { |
| 22 void* memory = NULL; |
| 23 MojoResult result = mojo::MapBuffer( |
| 24 handle.get(), 0, size, &memory, MOJO_MAP_BUFFER_FLAG_NONE); |
| 25 if (result != MOJO_RESULT_OK) |
| 26 return scoped_ptr<BufferBacking>(); |
| 27 DCHECK(memory); |
| 28 return scoped_ptr<BufferBacking>( |
| 29 new MojoBufferBacking(handle.Pass(), memory, size)); |
| 30 } |
| 31 void* MojoBufferBacking::GetMemory() const { return memory_; } |
| 32 size_t MojoBufferBacking::GetSize() const { return size_; } |
| 33 |
| 34 } // namespace gles2 |
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