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Add aspect query for extent

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This commit is contained in:
Danny Robson 2012-06-04 14:51:25 +10:00
parent 3c0368e74c
commit 932f7a4ec3
2 changed files with 8 additions and 0 deletions
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6
extent.cpp
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@ -47,6 +47,12 @@ extent<T>::area (void) const
{ return width * height; } { return width * height; }
template <typename T>
double
extent<T>::aspect (void) const
{ return static_cast<double> (width) / height; }
template <typename T> template <typename T>
bool bool
extent<T>::empty (void) const extent<T>::empty (void) const

2
extent.hpp
View File

@ -33,6 +33,8 @@ namespace util {
T area (void) const; T area (void) const;
T diameter (void) const; T diameter (void) const;
double aspect (void) const;
bool empty (void) const; bool empty (void) const;
bool operator ==(const extent& rhs) const; bool operator ==(const extent& rhs) const;