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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 "RemoteTexture.h"
#if ENABLE(GPU_PROCESS)
#include "GPUConnectionToWebProcess.h"
#include "Logging.h"
#include "RemoteTextureMessages.h"
#include "RemoteTextureView.h"
#include "StreamServerConnection.h"
#include "WebGPUObjectHeap.h"
#include "WebGPUTextureViewDescriptor.h"
#include <WebCore/WebGPUTexture.h>
#include <WebCore/WebGPUTextureView.h>
#include <WebCore/WebGPUTextureViewDescriptor.h>
#include <wtf/TZoneMallocInlines.h>
#define MESSAGE_CHECK(assertion) MESSAGE_CHECK_OPTIONAL_CONNECTION_BASE(assertion, connection())
namespace WebKit {
WTF_MAKE_TZONE_ALLOCATED_IMPL(RemoteTexture);
RemoteTexture::RemoteTexture(GPUConnectionToWebProcess& gpuConnectionToWebProcess, RemoteGPU& gpu, WebCore::WebGPU::Texture& texture, WebGPU::ObjectHeap& objectHeap, Ref<IPC::StreamServerConnection>&& streamConnection, WebGPUIdentifier identifier)
: m_backing(texture)
, m_objectHeap(objectHeap)
, m_streamConnection(WTFMove(streamConnection))
, m_identifier(identifier)
, m_gpuConnectionToWebProcess(gpuConnectionToWebProcess)
, m_gpu(gpu)
{
Ref { m_streamConnection }->startReceivingMessages(*this, Messages::RemoteTexture::messageReceiverName(), m_identifier.toUInt64());
}
RemoteTexture::~RemoteTexture() = default;
RefPtr<IPC::Connection> RemoteTexture::connection() const
{
RefPtr connection = m_gpuConnectionToWebProcess.get();
if (!connection)
return nullptr;
return &connection->connection();
}
void RemoteTexture::stopListeningForIPC()
{
Ref { m_streamConnection }->stopReceivingMessages(Messages::RemoteTexture::messageReceiverName(), m_identifier.toUInt64());
}
void RemoteTexture::createView(const std::optional<WebGPU::TextureViewDescriptor>& descriptor, WebGPUIdentifier identifier)
{
std::optional<WebCore::WebGPU::TextureViewDescriptor> convertedDescriptor;
Ref objectHeap = m_objectHeap.get();
if (descriptor) {
auto resultDescriptor = objectHeap->convertFromBacking(*descriptor);
MESSAGE_CHECK(resultDescriptor);
convertedDescriptor = WTFMove(resultDescriptor);
}
auto textureView = protectedBacking()->createView(convertedDescriptor);
MESSAGE_CHECK(textureView);
auto remoteTextureView = RemoteTextureView::create(textureView.releaseNonNull(), objectHeap, m_streamConnection.copyRef(), Ref { m_gpu.get() }, identifier);
objectHeap->addObject(identifier, remoteTextureView);
}
void RemoteTexture::destroy()
{
protectedBacking()->destroy();
}
void RemoteTexture::undestroy()
{
protectedBacking()->undestroy();
}
void RemoteTexture::destruct()
{
Ref { m_objectHeap.get() }->removeObject(m_identifier);
}
void RemoteTexture::setLabel(String&& label)
{
protectedBacking()->setLabel(WTFMove(label));
}
Ref<WebCore::WebGPU::Texture> RemoteTexture::protectedBacking()
{
return m_backing;
}
} // namespace WebKit
#undef MESSAGE_CHECK
#endif // ENABLE(GPU_PROCESS)
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