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/*
* Copyright (C) 2019 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 "WebGPUPipeline.h"
#if ENABLE(WEBGPU)
#include "GPUErrorScopes.h"
#include "InspectorInstrumentation.h"
#include "ScriptExecutionContext.h"
#include "WebGPUDevice.h"
#include <wtf/HashMap.h>
#include <wtf/Lock.h>
#include <wtf/NeverDestroyed.h>
#include <wtf/Ref.h>
namespace WebCore {
HashMap<WebGPUPipeline*, WebGPUDevice*>& WebGPUPipeline::instances(const LockHolder&)
{
static NeverDestroyed<HashMap<WebGPUPipeline*, WebGPUDevice*>> instances;
return instances;
}
Lock& WebGPUPipeline::instancesMutex()
{
static LazyNeverDestroyed<Lock> mutex;
static std::once_flag initializeMutex;
std::call_once(initializeMutex, [] {
mutex.construct();
});
return mutex.get();
}
WebGPUPipeline::WebGPUPipeline(WebGPUDevice& device, GPUErrorScopes& errorScopes)
: GPUObjectBase(makeRef(errorScopes))
, m_scriptExecutionContext(device.scriptExecutionContext())
{
ASSERT(m_scriptExecutionContext);
{
LockHolder lock(instancesMutex());
instances(lock).add(this, &device);
}
}
WebGPUPipeline::~WebGPUPipeline()
{
InspectorInstrumentation::willDestroyWebGPUPipeline(*this);
{
LockHolder lock(instancesMutex());
ASSERT(instances(lock).contains(this));
instances(lock).remove(this);
}
}
} // namespace WebCore
#endif // ENABLE(WEBGPU)