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// Copyright 2019 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 SRC_DAWN_NATIVE_FEATURES_H_
#define SRC_DAWN_NATIVE_FEATURES_H_
#include <bitset>
#include <string>
#include <unordered_map>
#include <vector>
#include "dawn/common/ityp_bitset.h"
#include "dawn/native/DawnNative.h"
#include "dawn/native/Features_autogen.h"
#include "dawn/webgpu_cpp.h"
namespace dawn::native {
extern const ityp::array<Feature, FeatureInfo, kEnumCount<Feature>> kFeatureNameAndInfoList;
wgpu::FeatureName ToAPI(Feature feature);
Feature FromAPI(wgpu::FeatureName feature);
// A wrapper of the bitset to store if an feature is enabled or not. This wrapper provides the
// convenience to convert the enums of enum class Feature to the indices of a bitset.
struct FeaturesSet {
ityp::bitset<Feature, kEnumCount<Feature>> featuresBitSet;
void EnableFeature(Feature feature);
void EnableFeature(wgpu::FeatureName feature);
bool IsEnabled(Feature feature) const;
bool IsEnabled(wgpu::FeatureName feature) const;
// Returns |count|, the number of features. Writes out all |count| values if |features| is
// non-null.
size_t EnumerateFeatures(wgpu::FeatureName* features) const;
std::vector<const char*> GetEnabledFeatureNames() const;
};
} // namespace dawn::native
#endif // SRC_DAWN_NATIVE_FEATURES_H_