53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
// Copyright 2018 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_DAWN_NATIVE_BACKENDCONNECTION_H_
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#define SRC_DAWN_NATIVE_BACKENDCONNECTION_H_
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#include <memory>
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#include <vector>
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#include "dawn/native/DawnNative.h"
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#include "dawn/native/PhysicalDevice.h"
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#include "dawn/native/Toggles.h"
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namespace dawn::native {
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// An common interface for all backends. Mostly used to create adapters for a particular
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// backend.
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class BackendConnection {
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public:
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BackendConnection(InstanceBase* instance, wgpu::BackendType type);
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virtual ~BackendConnection() = default;
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wgpu::BackendType GetType() const;
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InstanceBase* GetInstance() const;
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// Returns all the physical devices for the system that can be created by the backend, without
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// extra options (such as debug adapters, custom driver libraries, etc.)
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virtual std::vector<Ref<PhysicalDeviceBase>> DiscoverDefaultPhysicalDevices() = 0;
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// Returns new physical devices created with the backend-specific options.
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virtual ResultOrError<std::vector<Ref<PhysicalDeviceBase>>> DiscoverPhysicalDevices(
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const PhysicalDeviceDiscoveryOptionsBase* options);
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private:
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InstanceBase* mInstance = nullptr;
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wgpu::BackendType mType;
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};
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} // namespace dawn::native
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#endif // SRC_DAWN_NATIVE_BACKENDCONNECTION_H_
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