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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 #include "android_webview/browser/gpu_memory_buffer_factory_impl.h" | 5 #include "android_webview/browser/gpu_memory_buffer_factory_impl.h" |
6 | 6 |
7 #include "android_webview/public/browser/draw_gl.h" | 7 #include "android_webview/public/browser/draw_gl.h" |
8 #include "base/logging.h" | 8 #include "base/logging.h" |
9 #include "ui/gfx/gpu_memory_buffer.h" | 9 #include "ui/gfx/gpu_memory_buffer.h" |
10 #include "ui/gfx/size.h" | 10 #include "ui/gfx/size.h" |
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24 size_(size), | 24 size_(size), |
25 mapped_(false) { | 25 mapped_(false) { |
26 DCHECK(buffer_id_); | 26 DCHECK(buffer_id_); |
27 } | 27 } |
28 | 28 |
29 virtual ~GpuMemoryBufferImpl() { | 29 virtual ~GpuMemoryBufferImpl() { |
30 g_gl_draw_functions->release_graphic_buffer(buffer_id_); | 30 g_gl_draw_functions->release_graphic_buffer(buffer_id_); |
31 } | 31 } |
32 | 32 |
33 // Overridden from gfx::GpuMemoryBuffer: | 33 // Overridden from gfx::GpuMemoryBuffer: |
34 virtual void* Map(gfx::GpuMemoryBuffer::AccessMode mode) OVERRIDE { | 34 virtual void* Map() OVERRIDE { |
35 AwMapMode map_mode = MAP_READ_ONLY; | |
36 switch (mode) { | |
37 case GpuMemoryBuffer::READ_ONLY: | |
38 map_mode = MAP_READ_ONLY; | |
39 break; | |
40 case GpuMemoryBuffer::WRITE_ONLY: | |
41 map_mode = MAP_WRITE_ONLY; | |
42 break; | |
43 case GpuMemoryBuffer::READ_WRITE: | |
44 map_mode = MAP_READ_WRITE; | |
45 break; | |
46 default: | |
47 LOG(DFATAL) << "Unknown map mode: " << mode; | |
48 } | |
49 void* vaddr = NULL; | 35 void* vaddr = NULL; |
50 int err = g_gl_draw_functions->map(buffer_id_, map_mode, &vaddr); | 36 int err = g_gl_draw_functions->map(buffer_id_, MAP_READ_WRITE, &vaddr); |
51 DCHECK(!err); | 37 DCHECK(!err); |
52 mapped_ = true; | 38 mapped_ = true; |
53 return vaddr; | 39 return vaddr; |
54 } | 40 } |
55 virtual void Unmap() OVERRIDE { | 41 virtual void Unmap() OVERRIDE { |
56 int err = g_gl_draw_functions->unmap(buffer_id_); | 42 int err = g_gl_draw_functions->unmap(buffer_id_); |
57 DCHECK(!err); | 43 DCHECK(!err); |
58 mapped_ = false; | 44 mapped_ = false; |
59 } | 45 } |
60 virtual bool IsMapped() const OVERRIDE { return mapped_; } | 46 virtual bool IsMapped() const OVERRIDE { return mapped_; } |
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80 | 66 |
81 GpuMemoryBufferFactoryImpl::GpuMemoryBufferFactoryImpl() { | 67 GpuMemoryBufferFactoryImpl::GpuMemoryBufferFactoryImpl() { |
82 } | 68 } |
83 | 69 |
84 GpuMemoryBufferFactoryImpl::~GpuMemoryBufferFactoryImpl() { | 70 GpuMemoryBufferFactoryImpl::~GpuMemoryBufferFactoryImpl() { |
85 } | 71 } |
86 | 72 |
87 gfx::GpuMemoryBuffer* GpuMemoryBufferFactoryImpl::CreateGpuMemoryBuffer( | 73 gfx::GpuMemoryBuffer* GpuMemoryBufferFactoryImpl::CreateGpuMemoryBuffer( |
88 size_t width, | 74 size_t width, |
89 size_t height, | 75 size_t height, |
90 unsigned internalformat) { | 76 unsigned internalformat, |
| 77 unsigned usage) { |
91 // For Android WebView we assume the |internalformat| will always be | 78 // For Android WebView we assume the |internalformat| will always be |
92 // GL_RGBA8_OES. | 79 // GL_RGBA8_OES. |
93 CHECK_EQ(static_cast<GLenum>(GL_RGBA8_OES), internalformat); | 80 CHECK_EQ(static_cast<GLenum>(GL_RGBA8_OES), internalformat); |
94 CHECK(g_gl_draw_functions); | 81 CHECK(g_gl_draw_functions); |
95 long buffer_id = g_gl_draw_functions->create_graphic_buffer(width, height); | 82 long buffer_id = g_gl_draw_functions->create_graphic_buffer(width, height); |
96 if (!buffer_id) | 83 if (!buffer_id) |
97 return NULL; | 84 return NULL; |
98 | 85 |
99 return new GpuMemoryBufferImpl(buffer_id, gfx::Size(width, height)); | 86 return new GpuMemoryBufferImpl(buffer_id, gfx::Size(width, height)); |
100 } | 87 } |
101 | 88 |
102 // static | 89 // static |
103 void GpuMemoryBufferFactoryImpl::SetAwDrawGLFunctionTable( | 90 void GpuMemoryBufferFactoryImpl::SetAwDrawGLFunctionTable( |
104 AwDrawGLFunctionTable* table) { | 91 AwDrawGLFunctionTable* table) { |
105 g_gl_draw_functions = table; | 92 g_gl_draw_functions = table; |
106 } | 93 } |
107 | 94 |
108 } // namespace android_webview | 95 } // namespace android_webview |
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