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// Copyright 2020 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.
#ifndef SRC_TINT_AST_MATRIX_H_
#define SRC_TINT_AST_MATRIX_H_
#include <string>
#include "src/tint/ast/type.h"
namespace tint::ast {
/// A matrix type
class Matrix final : public Castable<Matrix, Type> {
public:
/// Constructor
/// @param pid the identifier of the program that owns this node
/// @param nid the unique node identifier
/// @param src the source of this node
/// @param subtype the declared type of the matrix components. May be null for
/// matrix initializers, where the element type will be inferred from
/// the initializer arguments
/// @param rows the number of rows in the matrix
/// @param columns the number of columns in the matrix
Matrix(ProgramID pid,
NodeID nid,
const Source& src,
const Type* subtype,
uint32_t rows,
uint32_t columns);
/// Move constructor
Matrix(Matrix&&);
~Matrix() override;
/// @param symbols the program's symbol table
/// @returns the name for this type that closely resembles how it would be
/// declared in WGSL.
std::string FriendlyName(const SymbolTable& symbols) const override;
/// Clones this type and all transitive types using the `CloneContext` `ctx`.
/// @param ctx the clone context
/// @return the newly cloned type
const Matrix* Clone(CloneContext* ctx) const override;
/// The declared type of the matrix components. May be null for matrix
/// initializers, where the element type will be inferred from the initializer
/// arguments
const Type* const type;
/// The number of rows in the matrix
const uint32_t rows;
/// The number of columns in the matrix
const uint32_t columns;
};
} // namespace tint::ast
#endif // SRC_TINT_AST_MATRIX_H_