| // 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/common/RefCounted.h" |
| #include "dawn/common/ityp_span.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 RefCounted { |
| public: |
| AdapterBase(InstanceBase* instance, wgpu::BackendType backend); |
| virtual ~AdapterBase() = default; |
| |
| MaybeError Initialize(); |
| |
| // WebGPU API |
| bool APIGetLimits(SupportedLimits* limits) const; |
| void APIGetProperties(AdapterProperties* properties) const; |
| bool APIHasFeature(wgpu::FeatureName feature) const; |
| size_t APIEnumerateFeatures(wgpu::FeatureName* features) const; |
| void APIRequestDevice(const DeviceDescriptor* descriptor, |
| WGPURequestDeviceCallback callback, |
| void* userdata); |
| DeviceBase* APICreateDevice(const DeviceDescriptor* descriptor = nullptr); |
| |
| uint32_t GetVendorId() const; |
| uint32_t GetDeviceId() const; |
| wgpu::BackendType GetBackendType() const; |
| InstanceBase* GetInstance() const; |
| |
| void ResetInternalDeviceForTesting(); |
| |
| FeaturesSet GetSupportedFeatures() const; |
| bool SupportsAllRequiredFeatures( |
| const ityp::span<size_t, const wgpu::FeatureName>& features) const; |
| WGPUDeviceProperties GetAdapterProperties() const; |
| |
| bool GetLimits(SupportedLimits* limits) const; |
| |
| void SetUseTieredLimits(bool useTieredLimits); |
| |
| virtual bool SupportsExternalImages() const = 0; |
| |
| protected: |
| uint32_t mVendorId = 0xFFFFFFFF; |
| uint32_t mDeviceId = 0xFFFFFFFF; |
| std::string mName; |
| wgpu::AdapterType mAdapterType = wgpu::AdapterType::Unknown; |
| std::string mDriverDescription; |
| FeaturesSet mSupportedFeatures; |
| |
| private: |
| virtual ResultOrError<Ref<DeviceBase>> CreateDeviceImpl( |
| const DeviceDescriptor* descriptor) = 0; |
| |
| virtual MaybeError InitializeImpl() = 0; |
| |
| // Check base WebGPU features and discover supported featurees. |
| virtual MaybeError InitializeSupportedFeaturesImpl() = 0; |
| |
| // Check base WebGPU limits and populate supported limits. |
| virtual MaybeError InitializeSupportedLimitsImpl(CombinedLimits* limits) = 0; |
| |
| ResultOrError<Ref<DeviceBase>> CreateDeviceInternal(const DeviceDescriptor* descriptor); |
| |
| virtual MaybeError ResetInternalDeviceForTestingImpl(); |
| InstanceBase* mInstance = nullptr; |
| wgpu::BackendType mBackend; |
| CombinedLimits mLimits; |
| bool mUseTieredLimits = false; |
| }; |
| |
| } // namespace dawn::native |
| |
| #endif // DAWNNATIVE_ADAPTER_H_ |