A class representing the concept of a field of zeroFields used to avoid unnecessary manipulations for objects which are known to be zero at compile-time. More...
#include <zeroFieldField.H>
Public Member Functions | |
| zeroFieldField () noexcept=default | |
| Default construct. | |
| zeroField | operator[] (const label) const noexcept |
| Return the field. | |
| zero | operator[] (const labelPair &) const noexcept |
| Return the field element. | |
| Public Member Functions inherited from zero | |
| constexpr | zero () noexcept |
| Default construct. | |
| constexpr | zero (Istream &) noexcept |
| Construct from Istream consumes no content. | |
| constexpr | operator bool () const noexcept |
| Return false (0) for bool. | |
| constexpr | operator label () const noexcept |
| Return 0 for label. | |
| constexpr | operator float () const noexcept |
| Return 0 for float. | |
| constexpr | operator double () const noexcept |
| Return 0 for double. | |
| zero | operator[] (const label) const noexcept |
| Component-wise or element-wise access returns zero. | |
| template<class T> | |
| constexpr zero | operator() (const T &) const noexcept |
| Unary functor returns zero. | |
Additional Inherited Members | |
| Public Types inherited from zero | |
| typedef zero | value_type |
| The value type. | |
| Static Public Attributes inherited from zero | |
| static zero | dummy |
| A static instance, when modifiable reference is required by an API. | |
A class representing the concept of a field of zeroFields used to avoid unnecessary manipulations for objects which are known to be zero at compile-time.
Used for example as the density argument to a function written for compressible to be used for incompressible flow.
Definition at line 48 of file zeroFieldField.H.
|
defaultnoexcept |
Default construct.
References Foam::noexcept.
|
inlinenoexcept |
Return the field element.
Definition at line 75 of file zeroFieldField.H.
References zero::zero().
1.16.1 