| // Copyright 2018 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef SRC_DAWN_NATIVE_ADAPTER_H_ |
| #define SRC_DAWN_NATIVE_ADAPTER_H_ |
| |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include "dawn/common/Ref.h" |
| #include "dawn/common/RefCounted.h" |
| #include "dawn/common/WeakRefSupport.h" |
| #include "dawn/native/DawnNative.h" |
| #include "dawn/native/Device.h" |
| #include "dawn/native/PhysicalDevice.h" |
| #include "dawn/native/dawn_platform.h" |
| |
| namespace dawn::native { |
| |
| class DeviceBase; |
| class TogglesState; |
| struct SupportedLimits; |
| |
| class AdapterBase : public RefCounted, public WeakRefSupport<AdapterBase> { |
| public: |
| AdapterBase(Ref<PhysicalDeviceBase> physicalDevice, |
| FeatureLevel featureLevel, |
| const TogglesState& requiredAdapterToggles, |
| wgpu::PowerPreference powerPreference); |
| ~AdapterBase() override; |
| |
| // WebGPU API |
| InstanceBase* APIGetInstance() const; |
| 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); |
| Future APIRequestDeviceF(const DeviceDescriptor* descriptor, |
| const RequestDeviceCallbackInfo& callbackInfo); |
| DeviceBase* APICreateDevice(const DeviceDescriptor* descriptor = nullptr); |
| bool APIGetFormatCapabilities(wgpu::TextureFormat format, FormatCapabilities* capabilities); |
| |
| void SetUseTieredLimits(bool useTieredLimits); |
| |
| FeaturesSet GetSupportedFeatures() const; |
| |
| // Return the underlying PhysicalDevice. |
| PhysicalDeviceBase* GetPhysicalDevice(); |
| const PhysicalDeviceBase* GetPhysicalDevice() const; |
| |
| // Get the actual toggles state of the adapter. |
| const TogglesState& GetTogglesState() const; |
| |
| FeatureLevel GetFeatureLevel() const; |
| |
| // Get a human readable label for the adapter (in practice, the physical device name) |
| const std::string& GetName() const; |
| |
| private: |
| std::pair<Ref<DeviceBase::DeviceLostEvent>, ResultOrError<Ref<DeviceBase>>> CreateDevice( |
| const DeviceDescriptor* rawDescriptor); |
| ResultOrError<Ref<DeviceBase>> CreateDeviceInternal(const DeviceDescriptor* rawDescriptor, |
| Ref<DeviceBase::DeviceLostEvent> lostEvent); |
| |
| Ref<PhysicalDeviceBase> mPhysicalDevice; |
| FeatureLevel mFeatureLevel; |
| bool mUseTieredLimits = false; |
| |
| // Supported features under adapter toggles. |
| FeaturesSet mSupportedFeatures; |
| |
| // Adapter toggles state. |
| TogglesState mTogglesState; |
| |
| wgpu::PowerPreference mPowerPreference; |
| }; |
| |
| std::vector<Ref<AdapterBase>> SortAdapters(std::vector<Ref<AdapterBase>> adapters, |
| const RequestAdapterOptions* options); |
| |
| } // namespace dawn::native |
| |
| #endif // SRC_DAWN_NATIVE_ADAPTER_H_ |