gish/math/intersec.h

/*
Copyright (C) 2005, 2010 - Cryptic Sea

This file is part of Gish.

Gish 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.
*/

int lineintersectplane(float *intersectpoint,float *normal,float *scale,float *startpoint,float *endpoint,float *point);
int lineintersecttriangle(float *intersectpoint,float *normal,float *scale,float *startpoint,float *endpoint,float *vertex1,float *vertex2,float *vertex3);
int pointintersectline(float *point,float *vertex1,float *vertex2,float bias);
int lineintersectline(float *intersectpoint,float *normal,float *scale,float *startpoint,float *endpoint,float *vertex1,float *vertex2);
float intersectdistance(float *point,float *startpoint,float *endpoint,float *normal);
void generatepolygonnormal(float *normal,float *vertex1,float *vertex2,float *vertex3);