/* * Copyright (C) 2009-2017 Apple 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 INC. ``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 INC. 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. */ #import "GraphicsContextGLIOSurfaceSwapChain.h" #import <QuartzCore/QuartzCore.h> #import <memory> #import <wtf/NakedPtr.h> ALLOW_DEPRECATED_DECLARATIONS_BEGIN // A layer class implementing front buffer management of a 3-buffering swap // chain of IOSurfaces. @interface WebGLLayer : CALayer - (id)initWithDevicePixelRatio:(float)devicePixelRatio contentsOpaque:(bool)contentsOpaque; - (CGImageRef)copyImageSnapshotWithColorSpace:(CGColorSpaceRef)colorSpace; - (WebCore::GraphicsContextGLIOSurfaceSwapChain&) swapChain; @end ALLOW_DEPRECATED_DECLARATIONS_END