dawn-cmake/src/backend/d3d12/ResourceAllocator.h

// Copyright 2017 The NXT 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 BACKEND_D3D12_RESOURCEALLOCATIONMANAGER_H_
#define BACKEND_D3D12_RESOURCEALLOCATIONMANAGER_H_

#include "backend/d3d12/d3d12_platform.h"

#include "common/SerialQueue.h"

namespace backend {
namespace d3d12 {

    class Device;

    class ResourceAllocator {

        public:
            ResourceAllocator(Device* device);

            ComPtr<ID3D12Resource> Allocate(D3D12_HEAP_TYPE heapType, const D3D12_RESOURCE_DESC &resourceDescriptor, D3D12_RESOURCE_STATES initialUsage);
            void Release(ComPtr<ID3D12Resource> resource);
            void Tick(uint64_t lastCompletedSerial);

        private:
            Device* mDevice;

            SerialQueue<ComPtr<ID3D12Resource>> mReleasedResources;
    };

}
}

#endif // BACKEND_D3D12_RESOURCEALLOCATIONMANAGER_H_