1 /*
2  * gdsreader - simple Calma parser/printer tool
3  * Copyright (C) 1999 Serban-Mihai Popescu, serbanp@ix.netcom.com
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18  */
19 #ifndef _GDStransf_h_
20 #define _GDStransf_h_
21 
22 
23 extern transform *GDSgetTransf(point ref, double angle,
24                                double mag, int mirror);
25 extern double GDSGetTransfValues(transform *t,int *mirror, double *mag);
26 extern point GDStransfPoint(point *pointptr, transform *transfptr);
27 extern transform *GDStransfTransf(transform *transf1, transform *transf2);
28 extern transform *GDStranslateTransf(transform *transf, point refpoint);
29 extern transform *GDSdupTransf(transform *transf);
30 extern void GDSfreeTransf(transform *transf);
31 extern point GDSinvtransfPoint(point *pointptr, transform *transfptr);
32 extern transform * GDSinvertTransf(transform *transf);
33 
34 extern transform Ident;
35 
36 #endif /* _GDStransf_h_ */
37 
38