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/*
* Copyright (C) 2021-2023 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 "RemoteCompositorIntegration.h"
#if ENABLE(GPU_PROCESS)
#include "GPUConnectionToWebProcess.h"
#include "RemoteCompositorIntegrationMessages.h"
#include "RemoteGPU.h"
#include "StreamServerConnection.h"
#include "WebGPUObjectHeap.h"
#include <WebCore/WebGPUCompositorIntegration.h>
#include <wtf/TZoneMallocInlines.h>
#define MESSAGE_CHECK_COMPLETION(assertion, completion) MESSAGE_CHECK_COMPLETION_BASE(assertion, *connection(), completion)
namespace WebKit {
WTF_MAKE_TZONE_ALLOCATED_IMPL(RemoteCompositorIntegration);
RemoteCompositorIntegration::RemoteCompositorIntegration(WebCore::WebGPU::CompositorIntegration& compositorIntegration, WebGPU::ObjectHeap& objectHeap, Ref<IPC::StreamServerConnection>&& streamConnection, RemoteGPU& gpu, WebGPUIdentifier identifier)
: m_backing(compositorIntegration)
, m_objectHeap(objectHeap)
, m_streamConnection(WTFMove(streamConnection))
, m_gpu(gpu)
, m_identifier(identifier)
{
protectedStreamConnection()->startReceivingMessages(*this, Messages::RemoteCompositorIntegration::messageReceiverName(), m_identifier.toUInt64());
}
RemoteCompositorIntegration::~RemoteCompositorIntegration() = default;
RefPtr<IPC::Connection> RemoteCompositorIntegration::connection() const
{
RefPtr connection = protectedGPU()->gpuConnectionToWebProcess();
if (!connection)
return nullptr;
return &connection->connection();
}
void RemoteCompositorIntegration::destruct()
{
Ref { m_objectHeap.get() }->removeObject(m_identifier);
}
void RemoteCompositorIntegration::paintCompositedResultsToCanvas(WebCore::RenderingResourceIdentifier imageBufferIdentifier, uint32_t bufferIndex, CompletionHandler<void()>&& completionHandler)
{
UNUSED_PARAM(imageBufferIdentifier);
protectedBacking()->withDisplayBufferAsNativeImage(bufferIndex, [gpu = m_gpu, imageBufferIdentifier, completionHandler = WTFMove(completionHandler)] (WebCore::NativeImage* image) mutable {
if (image && gpu.ptr())
gpu->paintNativeImageToImageBuffer(*image, imageBufferIdentifier);
completionHandler();
});
}
void RemoteCompositorIntegration::stopListeningForIPC()
{
protectedStreamConnection()->stopReceivingMessages(Messages::RemoteCompositorIntegration::messageReceiverName(), m_identifier.toUInt64());
}
#if PLATFORM(COCOA)
void RemoteCompositorIntegration::recreateRenderBuffers(int width, int height, WebCore::DestinationColorSpace&& destinationColorSpace, WebCore::AlphaPremultiplication alphaMode, WebCore::WebGPU::TextureFormat textureFormat, WebKit::WebGPUIdentifier deviceIdentifier, CompletionHandler<void(Vector<MachSendRight>&&)>&& callback)
{
auto convertedDevice = protectedObjectHeap()->convertDeviceFromBacking(deviceIdentifier);
MESSAGE_CHECK_COMPLETION(convertedDevice, callback({ }));
callback(protectedBacking()->recreateRenderBuffers(width, height, WTFMove(destinationColorSpace), alphaMode, textureFormat, *convertedDevice));
}
#endif
void RemoteCompositorIntegration::prepareForDisplay(uint32_t frameIndex, CompletionHandler<void(bool)>&& completionHandler)
{
protectedBacking()->prepareForDisplay(frameIndex, [completionHandler = WTFMove(completionHandler)]() mutable {
completionHandler(true);
});
}
Ref<WebCore::WebGPU::CompositorIntegration> RemoteCompositorIntegration::protectedBacking()
{
return m_backing;
}
Ref<IPC::StreamServerConnection> RemoteCompositorIntegration::protectedStreamConnection() const
{
return m_streamConnection;
}
} // namespace WebKit
#undef MESSAGE_CHECK
#endif // ENABLE(GPU_PROCESS)
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