54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
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// 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 DAWNNATIVE_INSTANCE_H_
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#define DAWNNATIVE_INSTANCE_H_
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#include "dawn_native/Adapter.h"
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#include "dawn_native/BackendConnection.h"
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#include <memory>
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#include <vector>
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namespace dawn_native {
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// This is called InstanceBase for consistency across the frontend, even if the backends don't
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// specialize this class.
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class InstanceBase final {
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public:
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InstanceBase() = default;
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~InstanceBase() = default;
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InstanceBase(const InstanceBase& other) = delete;
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InstanceBase& operator=(const InstanceBase& other) = delete;
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void DiscoverDefaultAdapters();
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const std::vector<std::unique_ptr<AdapterBase>>& GetAdapters() const;
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// Used to handle error that happen up to device creation.
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bool ConsumedError(MaybeError maybeError);
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private:
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void EnsureBackendConnections();
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bool mBackendsConnected = false;
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std::vector<std::unique_ptr<BackendConnection>> mBackends;
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std::vector<std::unique_ptr<AdapterBase>> mAdapters;
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};
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} // namespace dawn_native
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#endif // DAWNNATIVE_INSTANCE_H_
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