CagdSrfNormal
Section: C Library Functions (3)
Updated: IRIT Version 6.0
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NAME
CagdSrfNormal()
SYNOPSIS
cagd_lib/cagd_aux.c:1140
CagdVecStruct *CagdSrfNormal(CagdSrfStruct *Srf, CagdRType u, CagdRType v)
DESCRIPTION
Given a surface Srf and a parameter values u, v, returns the unit normal
vector of Srf.
PARAMETERS:
Srf: To compute unit normal vector for.
u, v: Location where to evaluate the normal of Srf.
FUNCTION RETURN VALUE
CagdVecStruct *: A pointer to a static vector holding the unit normal
information.
SEE ALSO
BzrSrfNormal,
BspSrfNormal,
SymbSrfNormalSrf,
BspSrfMeshNormals,
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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