OLD | NEW |
1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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/common/buffer.h" | 5 #include "gpu/command_buffer/common/buffer.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include "base/format_macros.h" | 10 #include "base/format_macros.h" |
11 #include "base/logging.h" | 11 #include "base/logging.h" |
12 #include "base/numerics/safe_math.h" | 12 #include "base/numerics/safe_math.h" |
13 #include "base/strings/stringprintf.h" | 13 #include "base/strings/stringprintf.h" |
14 | 14 |
15 namespace gpu { | 15 namespace gpu { |
16 SharedMemoryBufferBacking::SharedMemoryBufferBacking( | 16 SharedMemoryBufferBacking::SharedMemoryBufferBacking( |
17 scoped_ptr<base::SharedMemory> shared_memory, | 17 std::unique_ptr<base::SharedMemory> shared_memory, |
18 size_t size) | 18 size_t size) |
19 : shared_memory_(std::move(shared_memory)), size_(size) {} | 19 : shared_memory_(std::move(shared_memory)), size_(size) {} |
20 | 20 |
21 SharedMemoryBufferBacking::~SharedMemoryBufferBacking() {} | 21 SharedMemoryBufferBacking::~SharedMemoryBufferBacking() {} |
22 | 22 |
23 void* SharedMemoryBufferBacking::GetMemory() const { | 23 void* SharedMemoryBufferBacking::GetMemory() const { |
24 return shared_memory_->memory(); | 24 return shared_memory_->memory(); |
25 } | 25 } |
26 | 26 |
27 size_t SharedMemoryBufferBacking::GetSize() const { return size_; } | 27 size_t SharedMemoryBufferBacking::GetSize() const { return size_; } |
28 | 28 |
29 Buffer::Buffer(scoped_ptr<BufferBacking> backing) | 29 Buffer::Buffer(std::unique_ptr<BufferBacking> backing) |
30 : backing_(std::move(backing)), | 30 : backing_(std::move(backing)), |
31 memory_(backing_->GetMemory()), | 31 memory_(backing_->GetMemory()), |
32 size_(backing_->GetSize()) { | 32 size_(backing_->GetSize()) { |
33 DCHECK(memory_) << "The memory must be mapped to create a Buffer"; | 33 DCHECK(memory_) << "The memory must be mapped to create a Buffer"; |
34 } | 34 } |
35 | 35 |
36 Buffer::~Buffer() {} | 36 Buffer::~Buffer() {} |
37 | 37 |
38 void* Buffer::GetDataAddress(uint32_t data_offset, uint32_t data_size) const { | 38 void* Buffer::GetDataAddress(uint32_t data_offset, uint32_t data_size) const { |
39 base::CheckedNumeric<uint32_t> end = data_offset; | 39 base::CheckedNumeric<uint32_t> end = data_offset; |
40 end += data_size; | 40 end += data_size; |
41 if (!end.IsValid() || end.ValueOrDie() > static_cast<uint32_t>(size_)) | 41 if (!end.IsValid() || end.ValueOrDie() > static_cast<uint32_t>(size_)) |
42 return NULL; | 42 return NULL; |
43 return static_cast<uint8_t*>(memory_) + data_offset; | 43 return static_cast<uint8_t*>(memory_) + data_offset; |
44 } | 44 } |
45 | 45 |
46 base::trace_event::MemoryAllocatorDumpGuid GetBufferGUIDForTracing( | 46 base::trace_event::MemoryAllocatorDumpGuid GetBufferGUIDForTracing( |
47 uint64_t tracing_process_id, | 47 uint64_t tracing_process_id, |
48 int32_t buffer_id) { | 48 int32_t buffer_id) { |
49 return base::trace_event::MemoryAllocatorDumpGuid(base::StringPrintf( | 49 return base::trace_event::MemoryAllocatorDumpGuid(base::StringPrintf( |
50 "gpu-buffer-x-process/%" PRIx64 "/%d", tracing_process_id, buffer_id)); | 50 "gpu-buffer-x-process/%" PRIx64 "/%d", tracing_process_id, buffer_id)); |
51 } | 51 } |
52 | 52 |
53 } // namespace gpu | 53 } // namespace gpu |
OLD | NEW |