| /* |
| * 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. |
| * |
| * 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" |
| |
| #include "core/html/canvas/WebGLContextAttributes.h" |
| |
| #include "core/frame/Settings.h" |
| |
| namespace WebCore { |
| |
| PassRefPtr<WebGLContextAttributes> WebGLContextAttributes::create() |
| { |
| return adoptRef(new WebGLContextAttributes()); |
| } |
| |
| WebGLContextAttributes::WebGLContextAttributes() |
| : CanvasContextAttributes() |
| , m_alpha(true) |
| , m_depth(true) |
| , m_stencil(false) |
| , m_antialias(true) |
| , m_premultipliedAlpha(true) |
| , m_preserveDrawingBuffer(false) |
| , m_failIfMajorPerformanceCaveat(false) |
| { |
| ScriptWrappable::init(this); |
| } |
| |
| WebGLContextAttributes::WebGLContextAttributes(const WebGLContextAttributes& attrs) |
| : CanvasContextAttributes() |
| , m_alpha(attrs.m_alpha) |
| , m_depth(attrs.m_depth) |
| , m_stencil(attrs.m_stencil) |
| , m_antialias(attrs.m_antialias) |
| , m_premultipliedAlpha(attrs.m_premultipliedAlpha) |
| , m_preserveDrawingBuffer(attrs.m_preserveDrawingBuffer) |
| , m_failIfMajorPerformanceCaveat(attrs.m_failIfMajorPerformanceCaveat) |
| { |
| ScriptWrappable::init(this); |
| } |
| |
| WebGLContextAttributes::~WebGLContextAttributes() |
| { |
| } |
| |
| PassRefPtr<WebGLContextAttributes> WebGLContextAttributes::clone() const |
| { |
| return adoptRef(new WebGLContextAttributes(*this)); |
| } |
| |
| bool WebGLContextAttributes::alpha() const |
| { |
| return m_alpha; |
| } |
| |
| void WebGLContextAttributes::setAlpha(bool alpha) |
| { |
| m_alpha = alpha; |
| } |
| |
| bool WebGLContextAttributes::depth() const |
| { |
| return m_depth; |
| } |
| |
| void WebGLContextAttributes::setDepth(bool depth) |
| { |
| m_depth = depth; |
| } |
| |
| bool WebGLContextAttributes::stencil() const |
| { |
| return m_stencil; |
| } |
| |
| void WebGLContextAttributes::setStencil(bool stencil) |
| { |
| m_stencil = stencil; |
| } |
| |
| bool WebGLContextAttributes::antialias() const |
| { |
| return m_antialias; |
| } |
| |
| void WebGLContextAttributes::setAntialias(bool antialias) |
| { |
| m_antialias = antialias; |
| } |
| |
| bool WebGLContextAttributes::premultipliedAlpha() const |
| { |
| return m_premultipliedAlpha; |
| } |
| |
| void WebGLContextAttributes::setPremultipliedAlpha(bool premultipliedAlpha) |
| { |
| m_premultipliedAlpha = premultipliedAlpha; |
| } |
| |
| bool WebGLContextAttributes::preserveDrawingBuffer() const |
| { |
| return m_preserveDrawingBuffer; |
| } |
| |
| void WebGLContextAttributes::setPreserveDrawingBuffer(bool preserveDrawingBuffer) |
| { |
| m_preserveDrawingBuffer = preserveDrawingBuffer; |
| } |
| |
| bool WebGLContextAttributes::failIfMajorPerformanceCaveat() const |
| { |
| return m_failIfMajorPerformanceCaveat; |
| } |
| |
| void WebGLContextAttributes::setFailIfMajorPerformanceCaveat(bool failIfMajorPerformanceCaveat) |
| { |
| m_failIfMajorPerformanceCaveat = failIfMajorPerformanceCaveat; |
| } |
| |
| blink::WebGraphicsContext3D::Attributes WebGLContextAttributes::attributes( |
| const blink::WebString& topDocumentURL, Settings* settings) const |
| { |
| blink::WebGraphicsContext3D::Attributes attrs; |
| |
| attrs.alpha = m_alpha; |
| attrs.depth = m_depth; |
| attrs.stencil = m_stencil; |
| attrs.antialias = m_antialias; |
| if (m_antialias) { |
| if (settings && !settings->openGLMultisamplingEnabled()) |
| attrs.antialias = false; |
| } |
| attrs.premultipliedAlpha = m_premultipliedAlpha; |
| attrs.failIfMajorPerformanceCaveat = m_failIfMajorPerformanceCaveat; |
| |
| attrs.noExtensions = true; |
| attrs.shareResources = true; |
| attrs.preferDiscreteGPU = true; |
| |
| attrs.topDocumentURL = topDocumentURL; |
| |
| return attrs; |
| } |
| |
| } // namespace WebCore |