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/*
* Copyright (C) 2020-2022 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.
*/
#pragma once
#if ENABLE(GPU_PROCESS)
#include "ScopedActiveMessageReceiveQueue.h"
#include <WebCore/ImageBuffer.h>
namespace WebKit {
class RemoteDisplayListRecorder;
class RemoteImageBuffer : public WebCore::ImageBuffer {
public:
template<typename BackendType>
static RefPtr<RemoteImageBuffer> create(const WebCore::FloatSize& size, float resolutionScale, const WebCore::DestinationColorSpace& colorSpace, WebCore::PixelFormat pixelFormat, WebCore::RenderingPurpose purpose, RemoteRenderingBackend& remoteRenderingBackend, QualifiedRenderingResourceIdentifier renderingResourceIdentifier)
{
auto context = ImageBuffer::CreationContext { nullptr
#if HAVE(IOSURFACE)
, &remoteRenderingBackend.ioSurfacePool()
#endif
};
auto imageBuffer = ImageBuffer::create<BackendType, RemoteImageBuffer>(size, resolutionScale, colorSpace, pixelFormat, purpose, context, remoteRenderingBackend, renderingResourceIdentifier);
if (!imageBuffer)
return nullptr;
auto backend = static_cast<BackendType*>(imageBuffer->backend());
ASSERT(backend);
remoteRenderingBackend.didCreateImageBufferBackend(backend->createBackendHandle(), renderingResourceIdentifier, *imageBuffer->m_remoteDisplayList.get());
return imageBuffer;
}
RemoteImageBuffer(const WebCore::ImageBufferBackend::Parameters&, const WebCore::ImageBufferBackend::Info&, std::unique_ptr<WebCore::ImageBufferBackend>&&, RemoteRenderingBackend&, QualifiedRenderingResourceIdentifier);
~RemoteImageBuffer();
void setOwnershipIdentity(const WebCore::ProcessIdentity& resourceOwner);
private:
QualifiedRenderingResourceIdentifier m_renderingResourceIdentifier;
IPC::ScopedActiveMessageReceiveQueue<RemoteDisplayListRecorder> m_remoteDisplayList;
ScopedRenderingResourcesRequest m_renderingResourcesRequest;
};
} // namespace WebKit
#endif // ENABLE(GPU_PROCESS)
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