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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "config.h"
#include "modules/webgl/WebGLContextAttributeHelpers.h"
#include "core/frame/Settings.h"
namespace blink {
WebGLContextAttributes toWebGLContextAttributes(const CanvasContextCreationAttributes& attrs)
{
WebGLContextAttributes result;
result.setAlpha(attrs.alpha());
result.setDepth(attrs.depth());
result.setStencil(attrs.stencil());
result.setAntialias(attrs.antialias());
result.setPremultipliedAlpha(attrs.premultipliedAlpha());
result.setPreserveDrawingBuffer(attrs.preserveDrawingBuffer());
result.setFailIfMajorPerformanceCaveat(attrs.failIfMajorPerformanceCaveat());
return result;
}
WebGraphicsContext3D::Attributes toWebGraphicsContext3DAttributes(const WebGLContextAttributes& attrs, const WebString& topDocumentURL, Settings* settings, unsigned webGLVersion)
{
WebGraphicsContext3D::Attributes result;
result.alpha = attrs.alpha();
result.depth = attrs.depth();
result.stencil = attrs.stencil();
result.antialias = attrs.antialias();
if (attrs.antialias()) {
if (settings && !settings->openGLMultisamplingEnabled())
result.antialias = false;
}
result.premultipliedAlpha = attrs.premultipliedAlpha();
result.failIfMajorPerformanceCaveat = attrs.failIfMajorPerformanceCaveat();
result.noExtensions = true;
result.shareResources = false;
result.preferDiscreteGPU = true;
result.topDocumentURL = topDocumentURL;
result.webGL = true;
result.webGLVersion = webGLVersion;
return result;
}
} // namespace blink
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