BRL-CAD
obj_params.c
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1 /* O B J _ P A R A M S . C
2  * BRL-CAD
3  *
4  * Copyright (c) 2010-2014 United States Government as represented by
5  * the U.S. Army Research Laboratory.
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public License
9  * version 2.1 as published by the Free Software Foundation.
10  *
11  * This library is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this file; see the file named COPYING for more
18  * information.
19  */
20 
21 #include "common.h"
22 
23 #include "raytrace.h"
24 
25 
26 int
27 rt_obj_params(struct pc_pc_set *ps, const struct rt_db_internal *ip)
28 {
29  int id;
30  const struct rt_functab *ft;
31 
32  if (!ps || !ip)
33  return -1;
34 
36 
37  id = ip->idb_minor_type;
38  if (id < 0)
39  return -2;
40 
41  ft = &OBJ[id];
42  if (!ft)
43  return -3;
44  if (!ft->ft_params)
45  return -4;
46 
47  return ft->ft_params(ps, ip);
48 }
49 
50 
51 /*
52  * Local Variables:
53  * mode: C
54  * tab-width: 8
55  * indent-tabs-mode: t
56  * c-file-style: "stroustrup"
57  * End:
58  * ex: shiftwidth=4 tabstop=8
59  */
Definition: pc.h:108
Header file for the BRL-CAD common definitions.
#define RT_CK_DB_INTERNAL(_p)
Definition: raytrace.h:207
const struct rt_functab OBJ[]
Definition: table.c:159
int rt_obj_params(struct pc_pc_set *ps, const struct rt_db_internal *ip)
Definition: obj_params.c:27
int idb_minor_type
ID_xxx.
Definition: raytrace.h:193
int(* ft_params)(struct pc_pc_set *, const struct rt_db_internal *)
Definition: raytrace.h:2192