src/tint/lang/core/parameter_usage.h

// Copyright 2021 The Tint 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.

////////////////////////////////////////////////////////////////////////////////
// File generated by tools/src/cmd/gen
// using the template:
//   src/tint/lang/core/parameter_usage.h.tmpl
//
// Do not modify this file directly
////////////////////////////////////////////////////////////////////////////////

#ifndef SRC_TINT_LANG_CORE_PARAMETER_USAGE_H_
#define SRC_TINT_LANG_CORE_PARAMETER_USAGE_H_

#include <cstdint>
#include <string>

#include "src/tint/utils/traits/traits.h"

namespace tint::core {

/// ParameterUsage is extra metadata for identifying a parameter based on its
/// overload position
enum class ParameterUsage : uint8_t {
    kArrayIndex,
    kBias,
    kComponent,
    kCoords,
    kDdx,
    kDdy,
    kDepthRef,
    kLevel,
    kOffset,
    kSampleIndex,
    kSampler,
    kTexture,
    kValue,
    kW,
    kX,
    kXy,
    kXyz,
    kY,
    kYz,
    kZ,
    kZw,
    kZyw,
    kNone,
};

/// @param value the enum value
/// @returns the string for the given enum value
std::string_view ToString(ParameterUsage value);

/// @param out the stream to write to
/// @param value the ParameterUsage
/// @returns @p out so calls can be chained
template <typename STREAM, typename = traits::EnableIfIsOStream<STREAM>>
auto& operator<<(STREAM& out, ParameterUsage value) {
    return out << ToString(value);
}

}  // namespace tint::core

#endif  // SRC_TINT_LANG_CORE_PARAMETER_USAGE_H_