SymbCrv3DCurvatureNormal
Section: C Library Functions (3)
Updated: IRIT Version 6.0
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NAME
SymbCrv3DCurvatureNormal()
SYNOPSIS
symb_lib/curvatur.c:267
CagdCrvStruct *SymbCrv3DCurvatureNormal(CagdCrvStruct *Crv)
DESCRIPTION
Computes a vector field curve representing the curvature of a curve, in
the normal direction, that is kN.
. .. . . .. .
C x C C ( C x C ) x C
kN = kB x T = ----- x ----- = --------------
. 3 . . 4
| C | | C | | C |
PARAMETERS:
Crv: To compute the normal curvature field.
FUNCTION RETURN VALUE
CagdCrvStruct *: Computed normal curvature field.
SEE ALSO
SymbCrv2DCurvatureSqr,
SymbCrv3DCurvatureSqr,
SymbCrv3DCurvatureSqr,
,
SymbCrv3DRadiusNormal,
SymbCrv2DCurvatureSign,
SymbCrv2DInflectionPts,
,
SymbCrv2DExtremCrvtrPts,
ORIGIN
(C) Copyright 1989/90-95 Gershon Elber, Technion, IIT
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- PARAMETERS:
-
- FUNCTION RETURN VALUE
-
- SEE ALSO
-
- ORIGIN
-
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