/* * Copyright (C) 2013 Apple Inc. All rights reserved. * Copyright (C) 2011 Google Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #if ENABLE(GRAPHICS_CONTEXT_GL) && USE(ANGLE) #include "TemporaryANGLESetting.h" #include <ANGLE/entry_points_gles_2_0_autogen.h> namespace WebCore { TemporaryANGLESetting::TemporaryANGLESetting(GLenum capability, GLenum scopedState) : m_capability(capability) , m_scopedState(scopedState) { m_originalState = gl::IsEnabled(m_capability); if (m_originalState == m_scopedState) return; if (GL_TRUE == m_scopedState) gl::Enable(m_capability); else gl::Disable(m_capability); } TemporaryANGLESetting::~TemporaryANGLESetting() { if (m_originalState == m_scopedState) return; if (GL_TRUE == m_originalState) gl::Enable(m_capability); else gl::Disable(m_capability); } } #endif // ENABLE(GRAPHICS_CONTEXT_GL) && USE(ANGLE)