TensorView.hxx File Reference

This file declares the TensorView class and the transform function, as well as the as_fsarray, as_tvector, as_tmatrix, as_stensor and as_tensor modifiers. More...

#include <span>
#include "MGIS/Contract.hxx"
#include "MGIS/Function/Function.hxx"
#include "MGIS/Function/TFEL/TensorConcept.hxx"
#include "MGIS/Function/TFEL/TensorView.ixx"

Classes
struct	mgis::function::TensorView< FunctionType, TensorType >
	an evaluator returning the values of an immutable function view as a fixed size span or a scalar More...
struct	mgis::function::LightweightViewTraits< TensorView< FunctionType, TensorType > >
	partial specialisation More...

Namespaces
namespace	mgis
	the namespace mgis encloses all the MGIS project.

Functions
template<FunctionConcept FunctionType, TensorConcept TensorType>
constexpr decltype(auto)	mgis::function::getSpace (const TensorView< FunctionType, TensorType > &)
template<FunctionConcept FunctionType, TensorConcept TensorType>
constexpr bool	mgis::function::check (AbstractErrorHandler &, const TensorView< FunctionType, TensorType > &)
	perform consistency checks
template<FunctionConcept FunctionType, TensorConcept TensorType>
constexpr size_type	mgis::function::getNumberOfComponents (const TensorView< FunctionType, TensorType > &) noexcept

Detailed Description

This file declares the TensorView class and the transform function, as well as the as_fsarray, as_tvector, as_tmatrix, as_stensor and as_tensor modifiers.

Author

Thomas Helfer

Date

09/05/2025

Copyright

(C) Copyright Thomas Helfer 2018. Use, modification and distribution are subject to one of the following licences:

• GNU Lesser General Public License (LGPL), Version 3.0. (See accompanying file LGPL-3.0.txt)
• CECILL-C, Version 1.0 (See accompanying files CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt).

Function Documentation

getNumberOfComponents()

template<FunctionConcept FunctionType, TensorConcept TensorType>

constexpr size_type mgis::function::getNumberOfComponents ( const TensorView< FunctionType, TensorType > &  v )

constexprnoexcept

Returns

the number of components