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// Copyright 2021 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
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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.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
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////////////////////////////////////////////////////////////////////////////////
// File generated by 'tools/src/cmd/gen' using the template:
// src/tint/lang/core/intrinsic/ctor_conv.h.tmpl
//
// To regenerate run: './tools/run gen'
//
// Do not modify this file directly
////////////////////////////////////////////////////////////////////////////////
#ifndef SRC_TINT_LANG_CORE_INTRINSIC_CTOR_CONV_H_
#define SRC_TINT_LANG_CORE_INTRINSIC_CTOR_CONV_H_
#include <cstdint>
#include "src/tint/utils/traits/traits.h"
namespace tint::core::intrinsic {
/// CtorConv is an enumerator of types that have a constructor or converter overload
/// declared in the intrinsic table.
enum class CtorConv : uint8_t {
kI32,
kU32,
kF32,
kF16,
kBool,
kVec2,
kVec3,
kVec4,
kMat2x2,
kMat2x3,
kMat2x4,
kMat3x2,
kMat3x3,
kMat3x4,
kMat4x2,
kMat4x3,
kMat4x4,
kNone,
};
/// @returns the name of the enumerator
/// @param i the CtorConv enumerator
const char* str(CtorConv i);
/// Prints the CtorConv @p c to @p o
/// @param o the stream to write to
/// @param c the CtorConv
/// @return the stream so calls can be chained
template <typename STREAM, typename = traits::EnableIfIsOStream<STREAM>>
auto& operator<<(STREAM& o, CtorConv c) {
return o << str(c);
}
/// @param n the width of the vector
/// @return the CtorConv for a vector of width `n`
inline CtorConv VectorCtorConv(uint32_t n) {
switch (n) {
case 2:
return CtorConv::kVec2;
case 3:
return CtorConv::kVec3;
case 4:
return CtorConv::kVec4;
}
return CtorConv::kNone;
}
/// @param c the number of columns in the matrix
/// @param r the number of rows in the matrix
/// @return the CtorConv for a matrix with `c` columns and `r` rows
inline CtorConv MatrixCtorConv(uint32_t c, uint32_t r) {
switch ((c - 2) * 3 + (r - 2)) {
case 0:
return CtorConv::kMat2x2;
case 1:
return CtorConv::kMat2x3;
case 2:
return CtorConv::kMat2x4;
case 3:
return CtorConv::kMat3x2;
case 4:
return CtorConv::kMat3x3;
case 5:
return CtorConv::kMat3x4;
case 6:
return CtorConv::kMat4x2;
case 7:
return CtorConv::kMat4x3;
case 8:
return CtorConv::kMat4x4;
}
return CtorConv::kNone;
}
} // namespace tint::core::intrinsic
#endif // SRC_TINT_LANG_CORE_INTRINSIC_CTOR_CONV_H_