/* * Copyright (c) 2010, 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: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 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. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT * OWNER OR 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(ACCELERATED_2D_CANVAS) || ENABLE(3D_CANVAS) #include "DrawingBuffer.h" namespace WebCore { PassRefPtr DrawingBuffer::create(GraphicsContext3D* context, const IntSize& size) { RefPtr drawingBuffer = adoptRef(new DrawingBuffer(context, size)); return (drawingBuffer->m_context) ? drawingBuffer.release() : 0; } void DrawingBuffer::clear() { if (!m_context) return; m_context->makeContextCurrent(); m_context->bindFramebuffer(GraphicsContext3D::FRAMEBUFFER, m_fbo); m_context->deleteFramebuffer(m_fbo); m_fbo = 0; m_context.clear(); } void DrawingBuffer::bind() { if (!m_context) return; m_context->bindFramebuffer(GraphicsContext3D::FRAMEBUFFER, m_fbo); m_context->viewport(0, 0, m_size.width(), m_size.height()); } } // namespace WebCore #endif