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1 /* | 1 /* |
2 * Copyright (c) 2010, Google Inc. All rights reserved. | 2 * Copyright (c) 2010, Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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86 | 86 |
87 std::unique_ptr<Extensions3DUtil> extensionsUtil = | 87 std::unique_ptr<Extensions3DUtil> extensionsUtil = |
88 Extensions3DUtil::create(contextProvider->contextGL()); | 88 Extensions3DUtil::create(contextProvider->contextGL()); |
89 if (!extensionsUtil->isValid()) { | 89 if (!extensionsUtil->isValid()) { |
90 // This might be the first time we notice that the GL context is lost. | 90 // This might be the first time we notice that the GL context is lost. |
91 return nullptr; | 91 return nullptr; |
92 } | 92 } |
93 ASSERT(extensionsUtil->supportsExtension("GL_OES_packed_depth_stencil")); | 93 ASSERT(extensionsUtil->supportsExtension("GL_OES_packed_depth_stencil")); |
94 extensionsUtil->ensureExtensionEnabled("GL_OES_packed_depth_stencil"); | 94 extensionsUtil->ensureExtensionEnabled("GL_OES_packed_depth_stencil"); |
95 bool multisampleSupported = | 95 bool multisampleSupported = |
96 wantAntialiasing && (extensionsUtil->supportsExtension( | 96 wantAntialiasing && |
97 "GL_CHROMIUM_framebuffer_multisample") || | 97 (extensionsUtil->supportsExtension( |
98 extensionsUtil->supportsExtension( | 98 "GL_CHROMIUM_framebuffer_multisample") || |
99 "GL_EXT_multisampled_render_to_texture")) && | 99 extensionsUtil->supportsExtension( |
| 100 "GL_EXT_multisampled_render_to_texture")) && |
100 extensionsUtil->supportsExtension("GL_OES_rgb8_rgba8"); | 101 extensionsUtil->supportsExtension("GL_OES_rgb8_rgba8"); |
101 if (multisampleSupported) { | 102 if (multisampleSupported) { |
102 extensionsUtil->ensureExtensionEnabled("GL_OES_rgb8_rgba8"); | 103 extensionsUtil->ensureExtensionEnabled("GL_OES_rgb8_rgba8"); |
103 if (extensionsUtil->supportsExtension( | 104 if (extensionsUtil->supportsExtension( |
104 "GL_CHROMIUM_framebuffer_multisample")) | 105 "GL_CHROMIUM_framebuffer_multisample")) |
105 extensionsUtil->ensureExtensionEnabled( | 106 extensionsUtil->ensureExtensionEnabled( |
106 "GL_CHROMIUM_framebuffer_multisample"); | 107 "GL_CHROMIUM_framebuffer_multisample"); |
107 else | 108 else |
108 extensionsUtil->ensureExtensionEnabled( | 109 extensionsUtil->ensureExtensionEnabled( |
109 "GL_EXT_multisampled_render_to_texture"); | 110 "GL_EXT_multisampled_render_to_texture"); |
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1292 if (m_pixelUnpackBufferBindingDirty) | 1293 if (m_pixelUnpackBufferBindingDirty) |
1293 client->DrawingBufferClientRestorePixelUnpackBufferBinding(); | 1294 client->DrawingBufferClientRestorePixelUnpackBufferBinding(); |
1294 } | 1295 } |
1295 | 1296 |
1296 bool DrawingBuffer::shouldUseChromiumImage() { | 1297 bool DrawingBuffer::shouldUseChromiumImage() { |
1297 return RuntimeEnabledFeatures::webGLImageChromiumEnabled() && | 1298 return RuntimeEnabledFeatures::webGLImageChromiumEnabled() && |
1298 m_chromiumImageUsage == AllowChromiumImage; | 1299 m_chromiumImageUsage == AllowChromiumImage; |
1299 } | 1300 } |
1300 | 1301 |
1301 } // namespace blink | 1302 } // namespace blink |
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