Source/WebKit/WebProcess/GPU/graphics/PlatformRemoteImageBufferProxy.h

/*
 * Copyright (C) 2020 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
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 * 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,
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 */

#pragma once

#if ENABLE(GPU_PROCESS)

#include "PlatformImageBufferShareableBackend.h"
#include "RemoteImageBufferProxy.h"

namespace WebKit {

using UnacceleratedRemoteImageBufferProxy = RemoteImageBufferProxy<UnacceleratedImageBufferShareableBackend>;
using AcceleratedRemoteImageBufferProxy = RemoteImageBufferProxy<AcceleratedImageBufferShareableBackend>;
using AcceleratedRemoteImageBufferMappedProxy = RemoteImageBufferProxy<AcceleratedImageBufferShareableMappedBackend>;

} // namespace WebKit

SPECIALIZE_TYPE_TRAITS_BEGIN(WebKit::UnacceleratedRemoteImageBufferProxy)
    static bool isType(const WebCore::ImageBuffer& imageBuffer) { return imageBuffer.renderingResourceIdentifier() && !imageBuffer.isAccelerated(); }
SPECIALIZE_TYPE_TRAITS_END()

#if HAVE(IOSURFACE)
SPECIALIZE_TYPE_TRAITS_BEGIN(WebKit::AcceleratedRemoteImageBufferProxy)
    static bool isType(const WebCore::ImageBuffer& imageBuffer) { return imageBuffer.renderingResourceIdentifier() && imageBuffer.isAccelerated() && !imageBuffer.canMapBackingStore(); }
SPECIALIZE_TYPE_TRAITS_END()

SPECIALIZE_TYPE_TRAITS_BEGIN(WebKit::AcceleratedRemoteImageBufferMappedProxy)
    static bool isType(const WebCore::ImageBuffer& imageBuffer) { return imageBuffer.renderingResourceIdentifier() && imageBuffer.isAccelerated() && imageBuffer.canMapBackingStore(); }
SPECIALIZE_TYPE_TRAITS_END()
#endif

#endif // ENABLE(GPU_PROCESS)