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// 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/resolver/init_conv_intrinsic.h.tmpl
//
// Do not modify this file directly
////////////////////////////////////////////////////////////////////////////////
#ifndef SRC_TINT_RESOLVER_INIT_CONV_INTRINSIC_H_
#define SRC_TINT_RESOLVER_INIT_CONV_INTRINSIC_H_
#include <cstdint>
namespace tint::resolver {
/// InitConvIntrinsic is an enumerator of types that have a initializer or converter overload
/// declared in the intrinsic table.
enum class InitConvIntrinsic {
kNone = -1,
kI32,
kU32,
kF32,
kF16,
kBool,
kVec2,
kVec3,
kVec4,
kMat2x2,
kMat2x3,
kMat2x4,
kMat3x2,
kMat3x3,
kMat3x4,
kMat4x2,
kMat4x3,
kMat4x4,
};
/// @returns the name of the type.
const char* str(InitConvIntrinsic i);
/// @param n the width of the vector
/// @return the InitConvIntrinsic for a vector of width `n`
inline InitConvIntrinsic VectorInitConvIntrinsic(uint32_t n) {
switch (n) {
case 2:
return InitConvIntrinsic::kVec2;
case 3:
return InitConvIntrinsic::kVec3;
case 4:
return InitConvIntrinsic::kVec4;
}
return InitConvIntrinsic::kNone;
}
/// @param c the number of columns in the matrix
/// @param r the number of rows in the matrix
/// @return the InitConvIntrinsic for a matrix with `c` columns and `r` rows
inline InitConvIntrinsic MatrixInitConvIntrinsic(uint32_t c, uint32_t r) {
switch ((c - 2) * 3 + (r - 2)) {
case 0:
return InitConvIntrinsic::kMat2x2;
case 1:
return InitConvIntrinsic::kMat2x3;
case 2:
return InitConvIntrinsic::kMat2x4;
case 3:
return InitConvIntrinsic::kMat3x2;
case 4:
return InitConvIntrinsic::kMat3x3;
case 5:
return InitConvIntrinsic::kMat3x4;
case 6:
return InitConvIntrinsic::kMat4x2;
case 7:
return InitConvIntrinsic::kMat4x3;
case 8:
return InitConvIntrinsic::kMat4x4;
}
return InitConvIntrinsic::kNone;
}
} // namespace tint::resolver
#endif // SRC_TINT_RESOLVER_INIT_CONV_INTRINSIC_H_