Boost C++ Libraries

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strategy::side::side_by_triangle

Check at which side of a segment a point lies: left of segment (> 0), right of segment (< 0), on segment (0)

Synopsis

template<typename CalculationType>
class strategy::side::side_by_triangle
{
  // ...
};

Template parameter(s)

Parameter

Default

Description

typename CalculationType

void

numeric type for calculation (e.g. high precision); if void then it is extracted automatically from the coordinate type and (if necessary) promoted to floating point

Member Function(s)

Function

Description

Parameters

Returns

template<typename coordinate_type, typename promoted_type, typename P1, typename P2,
         typename P>
promoted_type side_value(P1 const & p1, P2 const & p2, P const & p)

P1 const &: p1:

P2 const &: p2:

P const &: p:

template<typename P1, typename P2, typename P>
int apply(P1 const & p1, P2 const & p2, P const & p)

P1 const &: p1:

P2 const &: p2:

P const &: p:

Header

#include <boost/geometry/strategies/cartesian/side_by_triangle.hpp>


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