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// 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 <vector>
#include "dawn/common/Ref.h"
#include "dawn/common/RefCounted.h"
#include "dawn/native/DawnNative.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:
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);
DeviceBase* APICreateDevice(const DeviceDescriptor* descriptor = nullptr);
ResultOrError<Ref<DeviceBase>> CreateDevice(const DeviceDescriptor* rawDescriptor);
void SetUseTieredLimits(bool useTieredLimits);
FeaturesSet GetSupportedFeatures() const;
// Return the underlying PhysicalDevice.
PhysicalDeviceBase* GetPhysicalDevice();
// Get the actual toggles state of the adapter.
const TogglesState& GetTogglesState() const;
FeatureLevel GetFeatureLevel() const;
private:
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_