SymbSrfRtnlMult

Section: C Library Functions (3)
Updated: IRIT Version 6.0
Index Return to Main Contents
 

NAME

SymbSrfRtnlMult()  

SYNOPSIS

symb_lib/symbolic.c:1129

CagdSrfStruct *SymbSrfRtnlMult(CagdSrfStruct *Srf1X,
                               CagdSrfStruct *Srf1W,
                               CagdSrfStruct *Srf2X,
                               CagdSrfStruct *Srf2W,
                               CagdBType OperationAdd)
 

DESCRIPTION

Given two surfaces - multiply them using the quotient product rule:
  X = X1 W2 +/- X2 W1 All provided surfaces are assumed to be non rational scalar surfaces. Returned is a non rational scalar surface (CAGD_PT_E1_TYPE).  

PARAMETERS:

Srf1X: Numerator of first surface.

Srf1W: Denominator of first surface.

Srf2X: Numerator of second surface.

Srf2W: Denominator of second surface.

OperationAdd: TRUE for addition, FALSE for subtraction.  

FUNCTION RETURN VALUE

CagdSrfStruct *: The result of Srf1X Srf2W +/- Srf2X Srf1W.  

SEE ALSO

SymbSrfDotProd, SymbSrfVecDotProd, SymbSrfScalarScale, SymbSrfMultScalar, , SymbSrfInvert,

 

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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