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Side by Side Diff: ui/gfx/gpu_memory_buffer.h

Issue 132543002: Not for review. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 11 months ago
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1 // Copyright 2013 The Chromium Authors. All rights reserved. 1 // Copyright 2013 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 #ifndef UI_GFX_GPU_MEMORY_BUFFER_H_ 5 #ifndef UI_GFX_GPU_MEMORY_BUFFER_H_
6 #define UI_GFX_GPU_MEMORY_BUFFER_H_ 6 #define UI_GFX_GPU_MEMORY_BUFFER_H_
7 7
8 #include "base/memory/shared_memory.h" 8 #include "base/memory/shared_memory.h"
9 #include "build/build_config.h" 9 #include "build/build_config.h"
10 #include "ui/gfx/gfx_export.h" 10 #include "ui/gfx/gfx_export.h"
11 11
12 #if defined(OS_ANDROID) 12 //#if defined(OS_ANDROID)
13 #include <third_party/khronos/EGL/egl.h> 13 #include <third_party/khronos/EGL/egl.h>
14 #endif 14 //#endif
15 15
16 namespace gfx { 16 namespace gfx {
17 17
18 enum GpuMemoryBufferType { 18 enum GpuMemoryBufferType {
19 EMPTY_BUFFER, 19 EMPTY_BUFFER,
20 SHARED_MEMORY_BUFFER, 20 SHARED_MEMORY_BUFFER,
21 EGL_CLIENT_BUFFER, 21 EGL_CLIENT_BUFFER,
22 IO_SURFACE_BUFFER 22 IO_SURFACE_BUFFER
23 }; 23 };
24 24
25 struct GpuMemoryBufferHandle { 25 struct GpuMemoryBufferHandle {
26 GpuMemoryBufferHandle() 26 GpuMemoryBufferHandle()
27 : type(EMPTY_BUFFER), 27 : type(EMPTY_BUFFER),
28 handle(base::SharedMemory::NULLHandle()) 28 handle(base::SharedMemory::NULLHandle())
29 #if defined(OS_ANDROID) 29 //#if defined(OS_ANDROID) || defined(OZONE)
30 , native_buffer(NULL) 30 ,
31 #endif 31 native_buffer(NULL)
32 //#endif
32 #if defined(OS_MACOSX) 33 #if defined(OS_MACOSX)
33 , io_surface_id(0) 34 ,
35 io_surface_id(0)
34 #endif 36 #endif
35 { 37 {
36 } 38 }
37 bool is_null() const { return type == EMPTY_BUFFER; } 39 bool is_null() const { return type == EMPTY_BUFFER; }
38 GpuMemoryBufferType type; 40 GpuMemoryBufferType type;
39 base::SharedMemoryHandle handle; 41 base::SharedMemoryHandle handle;
40 #if defined(OS_ANDROID) 42 //#if defined(OS_ANDROID) || defined(OZONE)
41 EGLClientBuffer native_buffer; 43 EGLClientBuffer native_buffer;
42 #endif 44 //#endif
43 #if defined(OS_MACOSX) 45 #if defined(OS_MACOSX)
44 uint32 io_surface_id; 46 uint32 io_surface_id;
45 #endif 47 #endif
46 48
47 }; 49 };
48 50
49 // Interface for creating and accessing a zero-copy GPU memory buffer. 51 // Interface for creating and accessing a zero-copy GPU memory buffer.
50 // This design evolved from the generalization of GraphicBuffer API 52 // This design evolved from the generalization of GraphicBuffer API
51 // of Android framework. 53 // of Android framework.
52 // 54 //
(...skipping 28 matching lines...) Expand all
81 // Returns the stride in bytes for the buffer. 83 // Returns the stride in bytes for the buffer.
82 virtual uint32 GetStride() const = 0; 84 virtual uint32 GetStride() const = 0;
83 85
84 // Returns a platform specific handle for this buffer. 86 // Returns a platform specific handle for this buffer.
85 virtual GpuMemoryBufferHandle GetHandle() const = 0; 87 virtual GpuMemoryBufferHandle GetHandle() const = 0;
86 }; 88 };
87 89
88 } // namespace gfx 90 } // namespace gfx
89 91
90 #endif // UI_GFX_GPU_MEMORY_BUFFER_H_ 92 #endif // UI_GFX_GPU_MEMORY_BUFFER_H_
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