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region: add vector subtraction operator

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This commit is contained in:
Danny Robson 2015-02-20 16:06:46 +11:00
parent 43fcd59d80
commit 0a153e8e12
2 changed files with 10 additions and 0 deletions
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9
region.cpp
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@ -307,6 +307,15 @@ util::region<T>::operator+ (vector<2,T> rhs) const
}
//-----------------------------------------------------------------------------
template <typename T>
util::region<T>
util::region<T>::operator- (vector<2,T> rhs) const
{
return { x - rhs.x, y - rhs.y, w, h };
}
///////////////////////////////////////////////////////////////////////////////
template <typename T>
bool

1
region.hpp
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@ -83,6 +83,7 @@ namespace util {
// arithmetic operators
region operator+ (vector<2,T>) const;
region operator- (vector<2,T>) const;
// Logical comparison operators
bool operator ==(const region<T>& rhs) const;