csBoxClipper Class Reference
[Geometry utilities]
The csBoxClipper class is able to clip convex polygons to a rectangle (such as the screen).  
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#include <csgeom/polyclip.h>
Inheritance diagram for csBoxClipper:

| Public Member Functions | |
| virtual int | ClassifyBox (const csBox2 &box) | 
| Classify some bounding box against this clipper. | |
| virtual uint8 | Clip (csVector2 *InPolygon, size_t InCount, csVector2 *OutPolygon, size_t &OutCount, csVertexStatus *OutStatus) | 
| Clip and return additional information about each vertex. | |
| virtual uint8 | Clip (csVector2 *InPolygon, size_t InCount, csVector2 *OutPolygon, size_t &OutCount, csBox2 &BoundingBox) | 
| Clip and compute the bounding box. | |
| virtual uint8 | Clip (csVector2 *InPolygon, size_t InCount, csVector2 *OutPolygon, size_t &OutCount) | 
| Simple clipping. | |
| csBoxClipper (float x1, float y1, float x2, float y2) | |
| Initializes the clipper object to a rectangle with the given coords. | |
| csBoxClipper (const csBox2 &b) | |
| Initializes the clipper object to the given bounding region. | |
| virtual ClipperType | GetClipperType () const | 
| Retrieve the type of this clipper. | |
| virtual csVector2 * | GetClipPoly () | 
| Return a pointer to the array of csVector2's. | |
| virtual size_t | GetVertexCount () | 
| Return number of vertices for this clipper polygon. | |
| virtual bool | IsInside (const csVector2 &v) | 
| Return true if given point is inside (or on bound) of clipper polygon. | |
Detailed Description
The csBoxClipper class is able to clip convex polygons to a rectangle (such as the screen).
Definition at line 78 of file polyclip.h.
Constructor & Destructor Documentation
| csBoxClipper::csBoxClipper | ( | const csBox2 & | b | ) |  [inline] | 
Initializes the clipper object to the given bounding region.
Definition at line 96 of file polyclip.h.
| csBoxClipper::csBoxClipper | ( | float | x1, | |
| float | y1, | |||
| float | x2, | |||
| float | y2 | |||
| ) |  [inline] | 
Initializes the clipper object to a rectangle with the given coords.
Definition at line 99 of file polyclip.h.
Member Function Documentation
| virtual int csBoxClipper::ClassifyBox | ( | const csBox2 & | box | ) |  [virtual] | 
| virtual uint8 csBoxClipper::Clip | ( | csVector2 * | InPolygon, | |
| size_t | InCount, | |||
| csVector2 * | OutPolygon, | |||
| size_t & | OutCount, | |||
| csVertexStatus * | OutStatus | |||
| ) |  [virtual] | 
| virtual ClipperType csBoxClipper::GetClipperType | ( | ) | const  [inline, virtual] | 
Retrieve the type of this clipper.
Implements iClipper2D.
Definition at line 129 of file polyclip.h.
| virtual csVector2* csBoxClipper::GetClipPoly | ( | ) |  [inline, virtual] | 
Return a pointer to the array of csVector2's.
Implements iClipper2D.
Definition at line 126 of file polyclip.h.
| virtual size_t csBoxClipper::GetVertexCount | ( | ) |  [inline, virtual] | 
Return number of vertices for this clipper polygon.
Implements iClipper2D.
Definition at line 122 of file polyclip.h.
| virtual bool csBoxClipper::IsInside | ( | const csVector2 & | v | ) |  [inline, virtual] | 
Return true if given point is inside (or on bound) of clipper polygon.
Implements iClipper2D.
Definition at line 118 of file polyclip.h.
References csVector2::x, and csVector2::y.
The documentation for this class was generated from the following file:
- csgeom/polyclip.h
Generated for Crystal Space by doxygen 1.4.7

