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// Copyright 2020 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef DAWNWIRE_CLIENT_QUEUE_H_
#define DAWNWIRE_CLIENT_QUEUE_H_
#include <dawn/webgpu.h>
#include "dawn_wire/WireClient.h"
#include "dawn_wire/client/ObjectBase.h"
#include <map>
namespace dawn_wire { namespace client {
class Queue final : public ObjectBase {
public:
using ObjectBase::ObjectBase;
~Queue();
bool OnWorkDoneCallback(uint64_t requestSerial, WGPUQueueWorkDoneStatus status);
// Dawn API
void OnSubmittedWorkDone(uint64_t signalValue,
WGPUQueueWorkDoneCallback callback,
void* userdata);
void WriteBuffer(WGPUBuffer cBuffer, uint64_t bufferOffset, const void* data, size_t size);
void WriteTexture(const WGPUImageCopyTexture* destination,
const void* data,
size_t dataSize,
const WGPUTextureDataLayout* dataLayout,
const WGPUExtent3D* writeSize);
private:
void CancelCallbacksForDisconnect() override;
void ClearAllCallbacks(WGPUQueueWorkDoneStatus status);
struct OnWorkDoneData {
WGPUQueueWorkDoneCallback callback = nullptr;
void* userdata = nullptr;
};
uint64_t mOnWorkDoneSerial = 0;
std::map<uint64_t, OnWorkDoneData> mOnWorkDoneRequests;
};
}} // namespace dawn_wire::client
#endif // DAWNWIRE_CLIENT_QUEUE_H_