// Copyright 2019 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 SRC_DAWN_NATIVE_D3D12_BACKENDD3D12_H_
#define SRC_DAWN_NATIVE_D3D12_BACKENDD3D12_H_

#include <vector>

#include "dawn/native/BackendConnection.h"

#include "dawn/native/d3d/BackendD3D.h"
#include "dawn/native/d3d12/d3d12_platform.h"

namespace dawn::native::d3d12 {

class PlatformFunctions;

class Backend final : public d3d::Backend {
  public:
    explicit Backend(InstanceBase* instance);

    MaybeError Initialize();

    const PlatformFunctions* GetFunctions() const;

    std::vector<Ref<AdapterBase>> DiscoverDefaultAdapters(
        const TogglesState& adapterToggles) override;
    ResultOrError<std::vector<Ref<AdapterBase>>> DiscoverAdapters(
        const AdapterDiscoveryOptionsBase* optionsBase,
        const TogglesState& adapterToggles) override;

  private:
    using Base = d3d::Backend;
};

}  // namespace dawn::native::d3d12

#endif  // SRC_DAWN_NATIVE_D3D12_BACKENDD3D12_H_