csDSquaredDist Class Reference
[Geometry utilities]
Some functions to perform squared distance calculations.  
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#include <csgeom/math3d_d.h>
| Static Public Member Functions | |
| static double | PointLine (const csDVector3 &p, const csDVector3 &l1, const csDVector3 &l2) | 
| Returns the squared distance between a point and a line. | |
| static double | PointPlane (const csDVector3 &p, const csDPlane &plane) | 
| Returns the squared distance between a point and a normalized plane. | |
| static double | PointPoint (const csDVector3 &p1, const csDVector3 &p2) | 
| Returns the squared distance between two points. | |
| static double | PointPoly (const csDVector3 &p, csDVector3 *V, int n, const csDPlane &plane, double sqdist=-1) | 
| Returns the squared distance between a point and a polygon. | |
Detailed Description
Some functions to perform squared distance calculations.This is a static class and contains only static member functions.
Definition at line 569 of file math3d_d.h.
Member Function Documentation
| static double csDSquaredDist::PointLine | ( | const csDVector3 & | p, | |
| const csDVector3 & | l1, | |||
| const csDVector3 & | l2 | |||
| ) |  [static] | 
Returns the squared distance between a point and a line.
| static double csDSquaredDist::PointPlane | ( | const csDVector3 & | p, | |
| const csDPlane & | plane | |||
| ) |  [inline, static] | 
Returns the squared distance between a point and a normalized plane.
Definition at line 581 of file math3d_d.h.
References csDPlane::Classify().
| static double csDSquaredDist::PointPoint | ( | const csDVector3 & | p1, | |
| const csDVector3 & | p2 | |||
| ) |  [inline, static] | 
Returns the squared distance between two points.
Definition at line 573 of file math3d_d.h.
References dSqr(), csDVector3::x, csDVector3::y, and csDVector3::z.
| static double csDSquaredDist::PointPoly | ( | const csDVector3 & | p, | |
| csDVector3 * | V, | |||
| int | n, | |||
| const csDPlane & | plane, | |||
| double | sqdist = -1 | |||
| ) |  [static] | 
Returns the squared distance between a point and a polygon.
If sqdist is >= 0, then it is used as the pre-calculated point to plane distance. V is an array of vertices, n is the number of vertices, and plane is the polygon plane.
The documentation for this class was generated from the following file:
- csgeom/math3d_d.h
Generated for Crystal Space by doxygen 1.4.7

