1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_GPU_BROWSER_GPU_MEMORY_BUFFER_MANAGER_H_
#define CONTENT_BROWSER_GPU_BROWSER_GPU_MEMORY_BUFFER_MANAGER_H_
#include "base/callback.h"
#include "base/memory/weak_ptr.h"
#include "content/common/content_export.h"
#include "gpu/command_buffer/client/gpu_memory_buffer_manager.h"
namespace content {
class GpuMemoryBufferFactoryHost;
class GpuMemoryBufferImpl;
class CONTENT_EXPORT BrowserGpuMemoryBufferManager
: public gpu::GpuMemoryBufferManager {
public:
typedef base::Callback<void(const gfx::GpuMemoryBufferHandle& handle)>
AllocationCallback;
BrowserGpuMemoryBufferManager(
GpuMemoryBufferFactoryHost* gpu_memory_buffer_factory_host,
int gpu_client_id);
~BrowserGpuMemoryBufferManager() override;
static BrowserGpuMemoryBufferManager* current();
// Overridden from gpu::GpuMemoryBufferManager:
scoped_ptr<gfx::GpuMemoryBuffer> AllocateGpuMemoryBuffer(
const gfx::Size& size,
gfx::GpuMemoryBuffer::Format format,
gfx::GpuMemoryBuffer::Usage usage) override;
gfx::GpuMemoryBuffer* GpuMemoryBufferFromClientBuffer(
ClientBuffer buffer) override;
void SetDestructionSyncPoint(gfx::GpuMemoryBuffer* buffer,
uint32 sync_point) override;
// Virtual for testing.
virtual scoped_ptr<gfx::GpuMemoryBuffer> AllocateGpuMemoryBufferForScanout(
const gfx::Size& size,
gfx::GpuMemoryBuffer::Format format,
int32 surface_id);
void AllocateGpuMemoryBufferForChildProcess(
const gfx::Size& size,
gfx::GpuMemoryBuffer::Format format,
gfx::GpuMemoryBuffer::Usage usage,
base::ProcessHandle child_process_handle,
int child_client_id,
const AllocationCallback& callback);
void ChildProcessDeletedGpuMemoryBuffer(
gfx::GpuMemoryBufferId id,
base::ProcessHandle child_process_handle,
int child_client_id,
uint32 sync_point);
void ProcessRemoved(base::ProcessHandle process_handle, int client_id);
private:
struct AllocateGpuMemoryBufferRequest;
scoped_ptr<gfx::GpuMemoryBuffer> AllocateGpuMemoryBufferCommon(
const gfx::Size& size,
gfx::GpuMemoryBuffer::Format format,
gfx::GpuMemoryBuffer::Usage usage,
int32 surface_id);
void AllocateGpuMemoryBufferOnIO(AllocateGpuMemoryBufferRequest* request);
void GpuMemoryBufferAllocatedOnIO(AllocateGpuMemoryBufferRequest* request,
const gfx::GpuMemoryBufferHandle& handle);
void GpuMemoryBufferDeleted(gfx::GpuMemoryBufferId id,
int client_id,
uint32 sync_point);
void GpuMemoryBufferAllocatedForChildProcess(
int child_client_id,
const AllocationCallback& callback,
const gfx::GpuMemoryBufferHandle& handle);
GpuMemoryBufferFactoryHost* gpu_memory_buffer_factory_host_;
int gpu_client_id_;
typedef base::hash_map<gfx::GpuMemoryBufferId, gfx::GpuMemoryBufferType>
BufferMap;
typedef base::hash_map<int, BufferMap> ClientMap;
ClientMap clients_;
base::WeakPtrFactory<BrowserGpuMemoryBufferManager> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(BrowserGpuMemoryBufferManager);
};
} // namespace content
#endif // CONTENT_BROWSER_GPU_BROWSER_GPU_MEMORY_BUFFER_MANAGER_H_
|
