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root/radiance/ray/src/common/readobj.c
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Comparing ray/src/common/readobj.c (file contents):
Revision 2.8 by greg, Sat Feb 22 02:07:22 2003 UTC vs.
Revision 2.11 by greg, Tue Mar 11 19:29:04 2003 UTC

# Line 1 | Line 1
1   #ifndef lint
2 < static const char       RCSid[] = "$Id$";
2 > static const char RCSid[] = "$Id$";
3   #endif
4   /*
5   *  readobj.c - routines for reading in object descriptions.
# Line 7 | Line 7 | static const char      RCSid[] = "$Id$";
7   *  External symbols declared in object.h
8   */
9  
10 < /* ====================================================================
11 < * The Radiance Software License, Version 1.0
12 < *
13 < * Copyright (c) 1990 - 2002 The Regents of the University of California,
14 < * through Lawrence Berkeley National Laboratory.   All rights reserved.
15 < *
16 < * Redistribution and use in source and binary forms, with or without
17 < * modification, are permitted provided that the following conditions
18 < * are met:
19 < *
20 < * 1. Redistributions of source code must retain the above copyright
21 < *         notice, this list of conditions and the following disclaimer.
22 < *
23 < * 2. Redistributions in binary form must reproduce the above copyright
24 < *       notice, this list of conditions and the following disclaimer in
25 < *       the documentation and/or other materials provided with the
26 < *       distribution.
27 < *
28 < * 3. The end-user documentation included with the redistribution,
29 < *           if any, must include the following acknowledgment:
30 < *             "This product includes Radiance software
31 < *                 (http://radsite.lbl.gov/)
32 < *                 developed by the Lawrence Berkeley National Laboratory
33 < *               (http://www.lbl.gov/)."
34 < *       Alternately, this acknowledgment may appear in the software itself,
35 < *       if and wherever such third-party acknowledgments normally appear.
36 < *
37 < * 4. The names "Radiance," "Lawrence Berkeley National Laboratory"
38 < *       and "The Regents of the University of California" must
39 < *       not be used to endorse or promote products derived from this
40 < *       software without prior written permission. For written
41 < *       permission, please contact [email protected].
42 < *
43 < * 5. Products derived from this software may not be called "Radiance",
44 < *       nor may "Radiance" appear in their name, without prior written
45 < *       permission of Lawrence Berkeley National Laboratory.
46 < *
47 < * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
48 < * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
49 < * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
50 < * DISCLAIMED.   IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR
51 < * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
52 < * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
53 < * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
54 < * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
55 < * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
56 < * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
57 < * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 < * SUCH DAMAGE.
59 < * ====================================================================
60 < *
61 < * This software consists of voluntary contributions made by many
62 < * individuals on behalf of Lawrence Berkeley National Laboratory.   For more
63 < * information on Lawrence Berkeley National Laboratory, please see
64 < * <http://www.lbl.gov/>.
65 < */
10 > #include "copyright.h"
11  
12   #include  "standard.h"
13  
# Line 128 | Line 73 | getobject(name, fp)                    /* read the next object */
73   char  *name;
74   FILE  *fp;
75   {
76 + #define OALIAS  -2
77          OBJECT  obj;
78          char  sbuf[MAXSTR];
79          int  rval;
# Line 141 | Line 87 | FILE  *fp;
87          fgetword(sbuf, MAXSTR, fp);
88          if (!strcmp(sbuf, VOIDID))
89                  objp->omod = OVOID;
90 +        else if (!strcmp(sbuf, ALIASMOD))
91 +                objp->omod = OALIAS;
92          else if ((objp->omod = modifier(sbuf)) == OVOID) {
93                  sprintf(errmsg, "(%s): undefined modifier \"%s\"", name, sbuf);
94                  error(USER, errmsg);
# Line 148 | Line 96 | FILE  *fp;
96                                          /* get type */
97          strcpy(sbuf, "EOF");
98          fgetword(sbuf, MAXSTR, fp);
99 <        if (!strcmp(sbuf, ALIASID))
152 <                objp->otype = -1;
153 <        else if ((objp->otype = otype(sbuf)) < 0) {
99 >        if ((objp->otype = otype(sbuf)) < 0) {
100                  sprintf(errmsg, "(%s): unknown type \"%s\"", name, sbuf);
101                  error(USER, errmsg);
102          }
# Line 159 | Line 105 | FILE  *fp;
105          fgetword(sbuf, MAXSTR, fp);
106          objp->oname = savqstr(sbuf);
107                                          /* get arguments */
108 <        if (objp->otype == -1) {
108 >        if (objp->otype == MOD_ALIAS) {
109                  register OBJECT  alias;
110                  strcpy(sbuf, "EOF");
111                  fgetword(sbuf, MAXSTR, fp);
112                  if ((alias = modifier(sbuf)) == OVOID) {
113 <                        sprintf(errmsg,
114 <                        "(%s): bad reference \"%s\" for %s \"%s\"",
115 <                                        name, sbuf, ALIASID, objp->oname);
170 <                        error(USER, errmsg);
113 >                        sprintf(errmsg, "(%s): bad reference \"%s\"",
114 >                                        name, sbuf);
115 >                        objerror(objp, USER, errmsg);
116                  }
117 <                objp->otype = objptr(alias)->otype;
118 <                copystruct(&objp->oargs, &objptr(alias)->oargs);
117 >                if (objp->omod == OALIAS ||
118 >                                objp->omod == objptr(alias)->omod) {
119 >                        objp->omod = alias;
120 >                } else {
121 >                        objp->oargs.sarg = (char **)malloc(sizeof(char *));
122 >                        if (objp->oargs.sarg == NULL)
123 >                                error(SYSTEM, "out of memory in getobject");
124 >                        objp->oargs.nsargs = 1;
125 >                        objp->oargs.sarg[0] = savestr(sbuf);
126 >                }
127          } else if ((rval = readfargs(&objp->oargs, fp)) == 0) {
128                  sprintf(errmsg, "(%s): bad arguments", name);
129                  objerror(objp, USER, errmsg);
# Line 178 | Line 131 | FILE  *fp;
131                  sprintf(errmsg, "(%s): error reading scene", name);
132                  error(SYSTEM, errmsg);
133          }
134 +        if (objp->omod == OALIAS) {
135 +                sprintf(errmsg, "(%s): inappropriate use of '%s' modifier",
136 +                                name, ALIASMOD);
137 +                objerror(objp, USER, errmsg);
138 +        }
139                                          /* initialize */
140          objp->os = NULL;
141  
142          insertobject(obj);              /* add to global structure */
143 + #undef OALIAS
144   }
145  
146  
147 < int
147 > OBJECT
148   newobject()                             /* get a new object */
149   {
150          register int  i;

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