/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/***************************************************************************
* Bsp.h
*
* Thu Jun 29 22:08:13 2006
* Copyright 2006 N. Sharjith
* sharjith@gmail.com
****************************************************************************/
#ifndef _BSP_H
#define _BSP_H
#include "VKGeom.h"
struct point
{
double x;
double y;
double z;
};
VKGEOM_API void compute_intervals(int *u, int n, int t);
VKGEOM_API double blend(int k, int t, int *u, double v);
VKGEOM_API void compute_point(int *u, int n, int t, double v, point *control,
point *output);
VKGEOM_API void bspline(int n, int t, point *control, point *output, int num_output);
#endif /* _BSP_H */