CGPolygonRayInter3D
Section: C Library Functions (3)
Updated: IRIT Version 6.0
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NAME
CGPolygonRayInter3D()
SYNOPSIS
geom_lib/geomat3d.c:1079
int CGPolygonRayInter3D(IPPolygonStruct *Pl, PointType PtRay, int RayAxes)
DESCRIPTION
Same as CGPolygonRayInter but for arbitrary oriented polygon.
The polygon is transformed into the XY plane and then CGPolygonRayInter
is invoked on it.
PARAMETERS:
Pl: To compute "Jordan Theorem" for the given ray.
PtRay: Origin of ray.
RayAxes: Direction of ray. 0 for X, 1 for Y, etc.
FUNCTION RETURN VALUE
int: Number of intersections of ray with the polygon.
ORIGIN
(C) Copyright 1989/90-95 Gershon Elber, Technion, IIT
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- PARAMETERS:
-
- FUNCTION RETURN VALUE
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- ORIGIN
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