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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "gpu/command_buffer/client/buffer_tracker.h" | 5 #include "gpu/command_buffer/client/buffer_tracker.h" |
| 6 | 6 |
| 7 #include <stdint.h> |
| 8 |
| 7 #include <utility> | 9 #include <utility> |
| 8 #include "gpu/command_buffer/client/mapped_memory.h" | 10 #include "gpu/command_buffer/client/mapped_memory.h" |
| 9 | 11 |
| 10 namespace gpu { | 12 namespace gpu { |
| 11 namespace gles2 { | 13 namespace gles2 { |
| 12 | 14 |
| 13 BufferTracker::BufferTracker(MappedMemoryManager* manager) | 15 BufferTracker::BufferTracker(MappedMemoryManager* manager) |
| 14 : mapped_memory_(manager) { | 16 : mapped_memory_(manager) { |
| 15 } | 17 } |
| 16 | 18 |
| 17 BufferTracker::~BufferTracker() { | 19 BufferTracker::~BufferTracker() { |
| 18 while (!buffers_.empty()) { | 20 while (!buffers_.empty()) { |
| 19 RemoveBuffer(buffers_.begin()->first); | 21 RemoveBuffer(buffers_.begin()->first); |
| 20 } | 22 } |
| 21 } | 23 } |
| 22 | 24 |
| 23 BufferTracker::Buffer* BufferTracker::CreateBuffer( | 25 BufferTracker::Buffer* BufferTracker::CreateBuffer( |
| 24 GLuint id, GLsizeiptr size) { | 26 GLuint id, GLsizeiptr size) { |
| 25 DCHECK_NE(0u, id); | 27 DCHECK_NE(0u, id); |
| 26 DCHECK_LE(0, size); | 28 DCHECK_LE(0, size); |
| 27 int32 shm_id = -1; | 29 int32_t shm_id = -1; |
| 28 uint32 shm_offset = 0; | 30 uint32_t shm_offset = 0; |
| 29 void* address = NULL; | 31 void* address = NULL; |
| 30 if (size) | 32 if (size) |
| 31 address = mapped_memory_->Alloc(size, &shm_id, &shm_offset); | 33 address = mapped_memory_->Alloc(size, &shm_id, &shm_offset); |
| 32 | 34 |
| 33 Buffer* buffer = new Buffer(id, size, shm_id, shm_offset, address); | 35 Buffer* buffer = new Buffer(id, size, shm_id, shm_offset, address); |
| 34 std::pair<BufferMap::iterator, bool> result = | 36 std::pair<BufferMap::iterator, bool> result = |
| 35 buffers_.insert(std::make_pair(id, buffer)); | 37 buffers_.insert(std::make_pair(id, buffer)); |
| 36 DCHECK(result.second); | 38 DCHECK(result.second); |
| 37 return buffer; | 39 return buffer; |
| 38 } | 40 } |
| 39 | 41 |
| 40 BufferTracker::Buffer* BufferTracker::GetBuffer(GLuint client_id) { | 42 BufferTracker::Buffer* BufferTracker::GetBuffer(GLuint client_id) { |
| 41 BufferMap::iterator it = buffers_.find(client_id); | 43 BufferMap::iterator it = buffers_.find(client_id); |
| 42 return it != buffers_.end() ? it->second : NULL; | 44 return it != buffers_.end() ? it->second : NULL; |
| 43 } | 45 } |
| 44 | 46 |
| 45 void BufferTracker::RemoveBuffer(GLuint client_id) { | 47 void BufferTracker::RemoveBuffer(GLuint client_id) { |
| 46 BufferMap::iterator it = buffers_.find(client_id); | 48 BufferMap::iterator it = buffers_.find(client_id); |
| 47 if (it != buffers_.end()) { | 49 if (it != buffers_.end()) { |
| 48 Buffer* buffer = it->second; | 50 Buffer* buffer = it->second; |
| 49 buffers_.erase(it); | 51 buffers_.erase(it); |
| 50 if (buffer->address_) | 52 if (buffer->address_) |
| 51 mapped_memory_->Free(buffer->address_); | 53 mapped_memory_->Free(buffer->address_); |
| 52 delete buffer; | 54 delete buffer; |
| 53 } | 55 } |
| 54 } | 56 } |
| 55 | 57 |
| 56 void BufferTracker::FreePendingToken(Buffer* buffer, int32 token) { | 58 void BufferTracker::FreePendingToken(Buffer* buffer, int32_t token) { |
| 57 if (buffer->address_) | 59 if (buffer->address_) |
| 58 mapped_memory_->FreePendingToken(buffer->address_, token); | 60 mapped_memory_->FreePendingToken(buffer->address_, token); |
| 59 buffer->size_ = 0; | 61 buffer->size_ = 0; |
| 60 buffer->shm_id_ = 0; | 62 buffer->shm_id_ = 0; |
| 61 buffer->shm_offset_ = 0; | 63 buffer->shm_offset_ = 0; |
| 62 buffer->address_ = NULL; | 64 buffer->address_ = NULL; |
| 63 buffer->last_usage_token_ = 0; | 65 buffer->last_usage_token_ = 0; |
| 64 buffer->last_async_upload_token_ = 0; | 66 buffer->last_async_upload_token_ = 0; |
| 65 } | 67 } |
| 66 | 68 |
| (...skipping 13 matching lines...) Expand all Loading... |
| 80 buffer->size_ = 0; | 82 buffer->size_ = 0; |
| 81 buffer->shm_id_ = 0; | 83 buffer->shm_id_ = 0; |
| 82 buffer->shm_offset_ = 0; | 84 buffer->shm_offset_ = 0; |
| 83 buffer->address_ = NULL; | 85 buffer->address_ = NULL; |
| 84 buffer->last_usage_token_ = 0; | 86 buffer->last_usage_token_ = 0; |
| 85 buffer->last_async_upload_token_ = 0; | 87 buffer->last_async_upload_token_ = 0; |
| 86 } | 88 } |
| 87 | 89 |
| 88 } // namespace gles2 | 90 } // namespace gles2 |
| 89 } // namespace gpu | 91 } // namespace gpu |
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