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| 1 /* | 1 /* |
| 2 * Copyright (C) 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009 Apple 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 | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
| 8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
| 10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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| 1032 // JavaScript wrappers to it.) | 1032 // JavaScript wrappers to it.) |
| 1033 m_preservedDefaultVAOObjectWrapper = false; | 1033 m_preservedDefaultVAOObjectWrapper = false; |
| 1034 m_boundVertexArrayObject = m_defaultVertexArrayObject; | 1034 m_boundVertexArrayObject = m_defaultVertexArrayObject; |
| 1035 | 1035 |
| 1036 m_vertexAttribType.resize(m_maxVertexAttribs); | 1036 m_vertexAttribType.resize(m_maxVertexAttribs); |
| 1037 | 1037 |
| 1038 contextGL()->Viewport(0, 0, drawingBufferWidth(), drawingBufferHeight()); | 1038 contextGL()->Viewport(0, 0, drawingBufferWidth(), drawingBufferHeight()); |
| 1039 contextGL()->Scissor(0, 0, drawingBufferWidth(), drawingBufferHeight()); | 1039 contextGL()->Scissor(0, 0, drawingBufferWidth(), drawingBufferHeight()); |
| 1040 | 1040 |
| 1041 drawingBuffer()->contextProvider()->setLostContextCallback( | 1041 drawingBuffer()->contextProvider()->setLostContextCallback( |
| 1042 WebClosure(bind( | 1042 WebClosure(WTF::bind( |
| 1043 &WebGLRenderingContextBase::forceLostContext, | 1043 &WebGLRenderingContextBase::forceLostContext, |
| 1044 wrapWeakPersistent(this), | 1044 wrapWeakPersistent(this), |
| 1045 WebGLRenderingContextBase::RealLostContext, | 1045 WebGLRenderingContextBase::RealLostContext, |
| 1046 WebGLRenderingContextBase::Auto))); | 1046 WebGLRenderingContextBase::Auto))); |
| 1047 drawingBuffer()->contextProvider()->setErrorMessageCallback( | 1047 drawingBuffer()->contextProvider()->setErrorMessageCallback( |
| 1048 WebFunction<void(const char*, int32_t)>(bind( | 1048 WebFunction<void(const char*, int32_t)>(WTF::bind( |
| 1049 &WebGLRenderingContextBase::onErrorMessage, | 1049 &WebGLRenderingContextBase::onErrorMessage, |
| 1050 wrapWeakPersistent(this)))); | 1050 wrapWeakPersistent(this)))); |
| 1051 | 1051 |
| 1052 // If WebGL 2, the PRIMITIVE_RESTART_FIXED_INDEX should be always enabled. | 1052 // If WebGL 2, the PRIMITIVE_RESTART_FIXED_INDEX should be always enabled. |
| 1053 // See the section <Primitive Restart is Always Enabled> in WebGL 2 spec: | 1053 // See the section <Primitive Restart is Always Enabled> in WebGL 2 spec: |
| 1054 // https://www.khronos.org/registry/webgl/specs/latest/2.0/#4.1.4 | 1054 // https://www.khronos.org/registry/webgl/specs/latest/2.0/#4.1.4 |
| 1055 if (isWebGL2OrHigher()) | 1055 if (isWebGL2OrHigher()) |
| 1056 contextGL()->Enable(GL_PRIMITIVE_RESTART_FIXED_INDEX); | 1056 contextGL()->Enable(GL_PRIMITIVE_RESTART_FIXED_INDEX); |
| 1057 | 1057 |
| 1058 // This ensures that the context has a valid "lastFlushID" and won't be mist
akenly identified as the "least recently used" context. | 1058 // This ensures that the context has a valid "lastFlushID" and won't be mist
akenly identified as the "least recently used" context. |
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| 6444 contextGL()->PixelStorei(GL_UNPACK_ALIGNMENT, 1); | 6444 contextGL()->PixelStorei(GL_UNPACK_ALIGNMENT, 1); |
| 6445 } | 6445 } |
| 6446 | 6446 |
| 6447 void WebGLRenderingContextBase::restoreUnpackParameters() | 6447 void WebGLRenderingContextBase::restoreUnpackParameters() |
| 6448 { | 6448 { |
| 6449 if (m_unpackAlignment != 1) | 6449 if (m_unpackAlignment != 1) |
| 6450 contextGL()->PixelStorei(GL_UNPACK_ALIGNMENT, m_unpackAlignment); | 6450 contextGL()->PixelStorei(GL_UNPACK_ALIGNMENT, m_unpackAlignment); |
| 6451 } | 6451 } |
| 6452 | 6452 |
| 6453 } // namespace blink | 6453 } // namespace blink |
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