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1 // Copyright 2010 The Chromium Authors. All rights reserved. | 1 // Copyright 2010 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 "cc/gl_renderer.h" | 5 #include "cc/gl_renderer.h" |
6 | 6 |
7 #include "base/debug/trace_event.h" | 7 #include "base/debug/trace_event.h" |
8 #include "base/logging.h" | 8 #include "base/logging.h" |
9 #include "base/string_split.h" | 9 #include "base/string_split.h" |
10 #include "base/string_util.h" | 10 #include "base/string_util.h" |
11 #include "build/build_config.h" | 11 #include "build/build_config.h" |
12 #include "cc/damage_tracker.h" | 12 #include "cc/damage_tracker.h" |
13 #include "cc/geometry_binding.h" | 13 #include "cc/geometry_binding.h" |
14 #include "cc/layer_quad.h" | 14 #include "cc/layer_quad.h" |
15 #include "cc/math_util.h" | 15 #include "cc/math_util.h" |
16 #include "cc/platform_color.h" | |
17 #include "cc/priority_calculator.h" | 16 #include "cc/priority_calculator.h" |
18 #include "cc/proxy.h" | 17 #include "cc/proxy.h" |
19 #include "cc/render_pass.h" | 18 #include "cc/render_pass.h" |
20 #include "cc/render_surface_filters.h" | 19 #include "cc/render_surface_filters.h" |
21 #include "cc/scoped_resource.h" | 20 #include "cc/scoped_resource.h" |
22 #include "cc/single_thread_proxy.h" | 21 #include "cc/single_thread_proxy.h" |
23 #include "cc/stream_video_draw_quad.h" | 22 #include "cc/stream_video_draw_quad.h" |
24 #include "cc/texture_draw_quad.h" | 23 #include "cc/texture_draw_quad.h" |
25 #include "cc/video_layer_impl.h" | 24 #include "cc/video_layer_impl.h" |
26 #include "third_party/khronos/GLES2/gl2.h" | 25 #include "third_party/khronos/GLES2/gl2.h" |
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55 #else | 54 #else |
56 return false; | 55 return false; |
57 #endif | 56 #endif |
58 } | 57 } |
59 | 58 |
60 } // anonymous namespace | 59 } // anonymous namespace |
61 | 60 |
62 scoped_ptr<GLRenderer> GLRenderer::create(RendererClient* client, ResourceProvid er* resourceProvider) | 61 scoped_ptr<GLRenderer> GLRenderer::create(RendererClient* client, ResourceProvid er* resourceProvider) |
63 { | 62 { |
64 scoped_ptr<GLRenderer> renderer(make_scoped_ptr(new GLRenderer(client, resou rceProvider))); | 63 scoped_ptr<GLRenderer> renderer(make_scoped_ptr(new GLRenderer(client, resou rceProvider))); |
65 if (!renderer->initialize()) | 64 if (!renderer->initialize(resourceProvider)) |
66 return scoped_ptr<GLRenderer>(); | 65 return scoped_ptr<GLRenderer>(); |
67 | 66 |
68 return renderer.Pass(); | 67 return renderer.Pass(); |
69 } | 68 } |
70 | 69 |
71 GLRenderer::GLRenderer(RendererClient* client, ResourceProvider* resourceProvide r) | 70 GLRenderer::GLRenderer(RendererClient* client, ResourceProvider* resourceProvide r) |
72 : DirectRenderer(client, resourceProvider) | 71 : DirectRenderer(client, resourceProvider) |
73 , m_offscreenFramebufferId(0) | 72 , m_offscreenFramebufferId(0) |
74 , m_sharedGeometryQuad(gfx::RectF(-0.5f, -0.5f, 1.0f, 1.0f)) | 73 , m_sharedGeometryQuad(gfx::RectF(-0.5f, -0.5f, 1.0f, 1.0f)) |
75 , m_context(resourceProvider->graphicsContext3D()) | 74 , m_context(resourceProvider->graphicsContext3D()) |
76 , m_isViewportChanged(false) | 75 , m_isViewportChanged(false) |
77 , m_isFramebufferDiscarded(false) | 76 , m_isFramebufferDiscarded(false) |
78 , m_discardFramebufferWhenNotVisible(false) | 77 , m_discardFramebufferWhenNotVisible(false) |
79 , m_isUsingBindUniform(false) | 78 , m_isUsingBindUniform(false) |
80 , m_visible(true) | 79 , m_visible(true) |
81 , m_isScissorEnabled(false) | 80 , m_isScissorEnabled(false) |
82 { | 81 { |
83 DCHECK(m_context); | 82 DCHECK(m_context); |
84 } | 83 } |
85 | 84 |
86 bool GLRenderer::initialize() | 85 bool GLRenderer::initialize(ResourceProvider* resourceProvider) |
piman
2012/12/07 22:37:35
why? (you already have it).
danakj
2012/12/07 22:41:01
The provider isn't saved, right? Just the context3
piman
2012/12/07 22:53:13
It is saved in the DirectRenderer, that's the one
danakj
2012/12/07 22:54:12
OH >_< I copied and pasted and didn't notice the m
| |
87 { | 86 { |
88 if (!m_context->makeContextCurrent()) | 87 if (!m_context->makeContextCurrent()) |
89 return false; | 88 return false; |
90 | 89 |
91 m_context->setContextLostCallback(this); | 90 m_context->setContextLostCallback(this); |
92 m_context->pushGroupMarkerEXT("CompositorContext"); | 91 m_context->pushGroupMarkerEXT("CompositorContext"); |
93 | 92 |
94 std::string extensionsString = UTF16ToASCII(m_context->getString(GL_EXTENSIO NS)); | 93 std::string extensionsString = UTF16ToASCII(m_context->getString(GL_EXTENSIO NS)); |
95 std::vector<std::string> extensionsList; | 94 std::vector<std::string> extensionsList; |
96 base::SplitString(extensionsString, ' ', &extensionsList); | 95 base::SplitString(extensionsString, ' ', &extensionsList); |
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116 DCHECK(extensions.count("GL_ARB_texture_rectangle")); | 115 DCHECK(extensions.count("GL_ARB_texture_rectangle")); |
117 | 116 |
118 m_capabilities.usingGpuMemoryManager = extensions.count("GL_CHROMIUM_gpu_mem ory_manager"); | 117 m_capabilities.usingGpuMemoryManager = extensions.count("GL_CHROMIUM_gpu_mem ory_manager"); |
119 if (m_capabilities.usingGpuMemoryManager) | 118 if (m_capabilities.usingGpuMemoryManager) |
120 m_context->setMemoryAllocationChangedCallbackCHROMIUM(this); | 119 m_context->setMemoryAllocationChangedCallbackCHROMIUM(this); |
121 | 120 |
122 m_capabilities.usingDiscardFramebuffer = extensions.count("GL_CHROMIUM_disca rd_framebuffer"); | 121 m_capabilities.usingDiscardFramebuffer = extensions.count("GL_CHROMIUM_disca rd_framebuffer"); |
123 | 122 |
124 m_capabilities.usingEglImage = extensions.count("GL_OES_EGL_image_external") ; | 123 m_capabilities.usingEglImage = extensions.count("GL_OES_EGL_image_external") ; |
125 | 124 |
126 GLC(m_context, m_context->getIntegerv(GL_MAX_TEXTURE_SIZE, &m_capabilities.m axTextureSize)); | 125 m_capabilities.maxTextureSize = m_resourceProvider->maxTextureSize(); |
127 m_capabilities.bestTextureFormat = PlatformColor::bestTextureFormat(m_contex t, extensions.count("GL_EXT_texture_format_BGRA8888")); | 126 m_capabilities.bestTextureFormat = m_resourceProvider->bestTextureFormat(); |
128 | 127 |
129 // The updater can access textures while the GLRenderer is using them. | 128 // The updater can access textures while the GLRenderer is using them. |
130 m_capabilities.allowPartialTextureUpdates = true; | 129 m_capabilities.allowPartialTextureUpdates = true; |
131 | 130 |
132 m_isUsingBindUniform = extensions.count("GL_CHROMIUM_bind_uniform_location") ; | 131 m_isUsingBindUniform = extensions.count("GL_CHROMIUM_bind_uniform_location") ; |
133 | 132 |
134 // Make sure scissoring starts as disabled. | 133 // Make sure scissoring starts as disabled. |
135 GLC(m_context, m_context->disable(GL_SCISSOR_TEST)); | 134 GLC(m_context, m_context->disable(GL_SCISSOR_TEST)); |
136 DCHECK(!m_isScissorEnabled); | 135 DCHECK(!m_isScissorEnabled); |
137 | 136 |
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1748 | 1747 |
1749 releaseRenderPassTextures(); | 1748 releaseRenderPassTextures(); |
1750 } | 1749 } |
1751 | 1750 |
1752 bool GLRenderer::isContextLost() | 1751 bool GLRenderer::isContextLost() |
1753 { | 1752 { |
1754 return (m_context->getGraphicsResetStatusARB() != GL_NO_ERROR); | 1753 return (m_context->getGraphicsResetStatusARB() != GL_NO_ERROR); |
1755 } | 1754 } |
1756 | 1755 |
1757 } // namespace cc | 1756 } // namespace cc |
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