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WebGPUSwapChainImpl.cpp
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WebGPUSwapChainImpl.cpp
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/*
* Copyright (C) 2022-2023 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. 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 INC. 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"
#include "WebGPUSwapChainImpl.h"
#if HAVE(WEBGPU_IMPLEMENTATION)
#include "WebGPUConvertToBackingContext.h"
#include "WebGPUSurfaceDescriptor.h"
#include "WebGPUSurfaceImpl.h"
#include <WebGPU/WebGPUExt.h>
#include <wtf/CompletionHandler.h>
namespace PAL::WebGPU {
SwapChainImpl::SwapChainImpl(WGPUSurface surface, WGPUSwapChain swapChain, ConvertToBackingContext& convertToBackingContext)
: m_backing(swapChain)
, m_surface(surface)
, m_convertToBackingContext(convertToBackingContext)
{
}
SwapChainImpl::~SwapChainImpl()
{
wgpuSwapChainRelease(m_backing);
}
void SwapChainImpl::destroy()
{
wgpuSwapChainRelease(m_backing);
}
void SwapChainImpl::prepareForDisplay(CompletionHandler<void(WTF::MachSendRight&&)>&& completionHandler)
{
wgpuSwapChainPresent(m_backing);
auto ioSurface = wgpuSurfaceCocoaCustomSurfaceGetDisplayBuffer(m_surface);
completionHandler(MachSendRight::adopt(IOSurfaceCreateMachPort(ioSurface)));
}
void SwapChainImpl::setLabelInternal(const String& label)
{
UNUSED_PARAM(label);
}
} // namespace PAL::WebGPU
#endif // HAVE(WEBGPU_IMPLEMENTATION)