// Copyright 2019 The Dawn & Tint Authors
//
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// 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.
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// 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.
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//    contributors may be used to endorse or promote products derived from
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#ifndef SRC_DAWN_NATIVE_FEATURES_H_
#define SRC_DAWN_NATIVE_FEATURES_H_

#include <webgpu/webgpu_cpp.h>

#include <bitset>

#include "dawn/native/DawnNative.h"
#include "dawn/native/Features_autogen.h"
#include "src/dawn/common/ityp_bitset.h"
#include "src/dawn/native/Serializable.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.
using FeaturesBitSet = ityp::bitset<Feature, kEnumCount<Feature>>;
#define FEATURES_SET_MEMBER(X) X(FeaturesBitSet, featuresBitSet)
DAWN_SERIALIZABLE(struct, FeaturesSet, FEATURES_SET_MEMBER) {
    void EnableFeature(Feature feature);
    void EnableFeature(wgpu::FeatureName feature);
    bool IsEnabled(Feature feature) const;
    bool IsEnabled(wgpu::FeatureName feature) const;
    void ToSupportedFeatures(SupportedFeatures * supportedFeatures) const;
};
#undef FEATURES_SET_MEMBER

}  // namespace dawn::native

#endif  // SRC_DAWN_NATIVE_FEATURES_H_