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// Copyright 2018 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 DAWNNATIVE_ADAPTER_H_
#define DAWNNATIVE_ADAPTER_H_
#include "dawn_native/DawnNative.h"
#include "dawn_native/Error.h"
#include "dawn_native/Features.h"
#include "dawn_native/Limits.h"
#include "dawn_native/dawn_platform.h"
#include <string>
namespace dawn_native {
class DeviceBase;
class AdapterBase {
public:
AdapterBase(InstanceBase* instance, wgpu::BackendType backend);
virtual ~AdapterBase() = default;
wgpu::BackendType GetBackendType() const;
wgpu::AdapterType GetAdapterType() const;
const std::string& GetDriverDescription() const;
const PCIInfo& GetPCIInfo() const;
InstanceBase* GetInstance() const;
DeviceBase* CreateDevice(const DeviceDescriptor* descriptor = nullptr);
void RequestDevice(const DeviceDescriptor* descriptor,
WGPURequestDeviceCallback callback,
void* userdata);
void ResetInternalDeviceForTesting();
FeaturesSet GetSupportedFeatures() const;
bool SupportsAllRequestedFeatures(const std::vector<const char*>& requestedFeatures) const;
WGPUDeviceProperties GetAdapterProperties() const;
bool GetLimits(SupportedLimits* limits) const;
void SetUseTieredLimits(bool useTieredLimits);
virtual bool SupportsExternalImages() const = 0;
protected:
PCIInfo mPCIInfo = {};
wgpu::AdapterType mAdapterType = wgpu::AdapterType::Unknown;
std::string mDriverDescription;
FeaturesSet mSupportedFeatures;
private:
virtual ResultOrError<DeviceBase*> CreateDeviceImpl(const DeviceDescriptor* descriptor) = 0;
MaybeError CreateDeviceInternal(DeviceBase** result, const DeviceDescriptor* descriptor);
virtual MaybeError ResetInternalDeviceForTestingImpl();
InstanceBase* mInstance = nullptr;
wgpu::BackendType mBackend;
CombinedLimits mLimits;
bool mUseTieredLimits = false;
};
} // namespace dawn_native
#endif // DAWNNATIVE_ADAPTER_H_