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mapping: add + operator

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This allows cleaner arithmetic when adjusting mapping by an offset.

Signed-off-by: Simon Rozman <simon@rozman.si>
This commit is contained in:
Simon Rozman 2024-01-24 12:26:54 +01:00
parent 18c41ebfdf
commit 4a8ba9eb60
1 changed files with 12 additions and 0 deletions
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12
include/stdex/mapping.hpp
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@ -55,6 +55,18 @@ namespace stdex
/// \returns true if mappings are different or false otherwise /// \returns true if mappings are different or false otherwise
/// ///
bool operator!=(const mapping& other) const { return !operator==(other); } bool operator!=(const mapping& other) const { return !operator==(other); }
///
/// Adds two mappings by components
///
/// \param[in] other Second mapping
///
/// \returns Resulting mapping
///
mapping operator+(_In_ const mapping& other) const
{
return mapping(from + other.from, to + other.to);
}
}; };
template <class T, class AX = std::allocator<mapping<T>>> template <class T, class AX = std::allocator<mapping<T>>>