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Comparing ray/src/common/face.h (file contents):
Revision 2.2 by greg, Sat Feb 22 02:07:22 2003 UTC vs.
Revision 2.6 by greg, Fri Jun 27 06:53:21 2003 UTC

# Line 1 | Line 1
1 < /* RCSid: $Id$ */
1 > /* RCSid $Id$ */
2   /*
3   *  face.h - header for routines using polygonal faces.
4   */
5 + #ifndef _RAD_FACE_H_
6 + #define _RAD_FACE_H_
7 + #ifdef __cplusplus
8 + extern "C" {
9 + #endif
10  
6 /* ====================================================================
7 * The Radiance Software License, Version 1.0
8 *
9 * Copyright (c) 1990 - 2002 The Regents of the University of California,
10 * through Lawrence Berkeley National Laboratory.   All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 *
16 * 1. Redistributions of source code must retain the above copyright
17 *         notice, this list of conditions and the following disclaimer.
18 *
19 * 2. Redistributions in binary form must reproduce the above copyright
20 *       notice, this list of conditions and the following disclaimer in
21 *       the documentation and/or other materials provided with the
22 *       distribution.
23 *
24 * 3. The end-user documentation included with the redistribution,
25 *           if any, must include the following acknowledgment:
26 *             "This product includes Radiance software
27 *                 (http://radsite.lbl.gov/)
28 *                 developed by the Lawrence Berkeley National Laboratory
29 *               (http://www.lbl.gov/)."
30 *       Alternately, this acknowledgment may appear in the software itself,
31 *       if and wherever such third-party acknowledgments normally appear.
32 *
33 * 4. The names "Radiance," "Lawrence Berkeley National Laboratory"
34 *       and "The Regents of the University of California" must
35 *       not be used to endorse or promote products derived from this
36 *       software without prior written permission. For written
37 *       permission, please contact [email protected].
38 *
39 * 5. Products derived from this software may not be called "Radiance",
40 *       nor may "Radiance" appear in their name, without prior written
41 *       permission of Lawrence Berkeley National Laboratory.
42 *
43 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
44 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
45 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
46 * DISCLAIMED.   IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR
47 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
48 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
49 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
50 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
51 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
52 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
53 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
54 * SUCH DAMAGE.
55 * ====================================================================
56 *
57 * This software consists of voluntary contributions made by many
58 * individuals on behalf of Lawrence Berkeley National Laboratory.   For more
59 * information on Lawrence Berkeley National Laboratory, please see
60 * <http://www.lbl.gov/>.
61 */
62
11   #define  VERTEX(f,n)    ((f)->va + 3*(n))
12  
13   typedef struct {        /* a polygonal face */
14          FVECT  norm;            /* the plane's unit normal */
15 <        FLOAT  offset;          /* plane equation:  DOT(norm, v) == offset */
16 <        FLOAT  area;            /* area of face */
17 <        FLOAT  *va;             /* vertex array (o->oargs.farg) */
15 >        RREAL  offset;          /* plane equation:  DOT(norm, v) == offset */
16 >        RREAL  area;            /* area of face */
17 >        RREAL  *va;             /* vertex array (o->oargs.farg) */
18          short  nv;              /* # of vertices */
19          short  ax;              /* axis closest to normal */
20   } FACE;
21  
74 #ifdef NOPROTO
22  
76 extern FACE  *getface();
77 extern void  freeface();
78 extern int  inface();
79
80 #else
81
23   extern FACE  *getface(OBJREC *o);
24   extern void  freeface(OBJREC *o);
25   extern int  inface(FVECT p, FACE *f);
26  
27 +
28 + #ifdef __cplusplus
29 + }
30   #endif
31 + #endif /* _RAD_FACE_H_ */
32 +

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