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/*
* Copyright (C) 1998, 2000-2007, 2010, 2011, 2012, 2013 SINTEF ICT,
* Applied Mathematics, Norway.
*
* Contact information: E-mail: tor.dokken@sintef.no
* SINTEF ICT, Department of Applied Mathematics,
* P.O. Box 124 Blindern,
* 0314 Oslo, Norway.
*
* This file is part of SISL.
*
* SISL is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* SISL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with SISL. If not, see
* <http://www.gnu.org/licenses/>.
*
* In accordance with Section 7(b) of the GNU Affero General Public
* License, a covered work must retain the producer line in every data
* file that is created or manipulated using SISL.
*
* Other Usage
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the SISL library without
* disclosing the source code of your own applications.
*
* This file may be used in accordance with the terms contained in a
* written agreement between you and SINTEF ICT.
*/
#include "sisl-copyright.h"
/*
*
* $Id: s1603.c,v 1.2 2005-02-28 09:04:48 afr Exp $
*
*/
#define S1603
#include "sislP.h"
#if defined(SISLNEEDPROTOTYPES)
void
s1603(SISLSurf *psurf,double *cmin1,double *cmin2,double *cmax1,double *cmax2,int *jstat)
#else
void s1603(psurf,cmin1,cmin2,cmax1,cmax2,jstat)
SISLSurf *psurf;
double *cmin1;
double *cmin2;
double *cmax1;
double *cmax2;
int *jstat;
#endif
/*
*********************************************************************
*
* PURPOSE : To pick the parametrization of a B-spline surface
*
* INPUT : pc - The B-spline surface.
*
* OUTPUT : cmin1 - Start parameter in first parameter directon.
* cmin2 - Start parameter in second parameter directon.
* cmax1 - End parameter in first parameter directon.
* cmax2 End parameter in second parameter directon.
* jstat - status messages
* > 0 : warning
* = 0 : ok
* < 0 : error
*
* METHOD :
*
*
* REFERENCES :
*
*-
* CALLS : s6err
*
*
* WRITTEN BY : Qyvind Hjelle SI, Oslo, Norway. Nov 1988
*
*********************************************************************
*/
{
int kpos=0; /* Position of error */
/* Check surf pointer */
if (!psurf) goto err118;
/* Pick parametrization */
*cmin1 = psurf->et1[psurf->ik1-1];
*cmax1 = psurf->et1[psurf->in1];
*cmin2 = psurf->et2[psurf->ik2-1];
*cmax2 = psurf->et2[psurf->in2];
*jstat = 0;
goto out;
/* Error in input, no B-spline surface given */
err118:
*jstat = -118;
s6err("s1603",*jstat,kpos);
goto out;
out:
return;
}
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