54 |
|
goto memerr; |
55 |
|
strcpy(lup->key, o->oname); |
56 |
|
} else if (lup->data != NULL) |
57 |
< |
freemtl((MATREC *)lup->data); |
57 |
> |
freemtl(lup->data); |
58 |
|
if ((lup->data = o->os) != NULL) /* make material reference */ |
59 |
|
((MATREC *)lup->data)->nlinks++; |
60 |
< |
return; |
60 |
> |
return(0); |
61 |
|
memerr: |
62 |
|
error(SYSTEM, "out of memory in o_default"); |
63 |
+ |
return(0); |
64 |
|
} |
65 |
|
|
66 |
|
|
67 |
+ |
int |
68 |
+ |
o_unsupported(o) /* unsupported object primitive */ |
69 |
+ |
OBJREC *o; |
70 |
+ |
{ |
71 |
+ |
objerror(o, WARNING, "unsupported type"); |
72 |
+ |
return(0); |
73 |
+ |
} |
74 |
+ |
|
75 |
+ |
|
76 |
|
MATREC * |
77 |
|
newmaterial(nam) /* get an entry for a new material */ |
78 |
|
char *nam; |
87 |
|
goto memerr; |
88 |
|
strcpy(lup->key, nam); |
89 |
|
} else if (lup->data != NULL) |
90 |
< |
freemtl((MATREC *)lup->data); |
90 |
> |
freemtl(lup->data); |
91 |
|
lup->data = (char *)malloc(sizeof(MATREC)); |
92 |
|
if (lup->data == NULL) |
93 |
|
goto memerr; |
95 |
|
return((MATREC *)lup->data); |
96 |
|
memerr: |
97 |
|
error(SYSTEM, "out of memory in newmaterial"); |
98 |
+ |
return NULL; /* pro forma return */ |
99 |
|
} |
100 |
|
|
101 |
|
|
102 |
|
void |
103 |
< |
freemtl(mp) /* free a material */ |
104 |
< |
register MATREC *mp; |
103 |
> |
freemtl(p) /* free a material */ |
104 |
> |
void *p; |
105 |
|
{ |
106 |
+ |
register MATREC *mp = (MATREC *)p; |
107 |
+ |
|
108 |
|
if (!--mp->nlinks) |
109 |
|
free((void *)mp); |
110 |
|
} |
139 |
|
m->u.m.specexp = 2./(o->oargs.farg[4]*o->oargs.farg[4]); |
140 |
|
if (m->u.m.specexp > MAXSPECEXP) |
141 |
|
m->u.m.specexp = MAXSPECEXP; |
142 |
+ |
return(0); |
143 |
|
} |
144 |
|
|
145 |
|
|
172 |
|
m->u.m.specexp = 2./(o->oargs.farg[4]*o->oargs.farg[5]); |
173 |
|
if (m->u.m.specexp > MAXSPECEXP) |
174 |
|
m->u.m.specexp = MAXSPECEXP; |
175 |
+ |
return(0); |
176 |
|
} |
177 |
|
|
178 |
|
|
187 |
|
setcolor(m->u.m.ambdiff, 0., 0., 0.); |
188 |
|
setcolor(m->u.m.specular, .08, .08, .08); |
189 |
|
m->u.m.specexp = MAXSPECEXP; |
190 |
+ |
return(0); |
191 |
|
} |
192 |
|
|
193 |
|
|
215 |
|
scalecolor(m->u.m.ambdiff, 1.-o->oargs.farg[4]); |
216 |
|
} |
217 |
|
m->u.m.specexp = UNKSPECEXP; |
218 |
+ |
return(0); |
219 |
|
} |
220 |
|
|
221 |
|
|
236 |
|
/* guess the rest */ |
237 |
|
setcolor(m->u.m.specular, .1, .1, .1); |
238 |
|
m->u.m.specexp = UNKSPECEXP; |
239 |
+ |
return(0); |
240 |
|
} |
241 |
|
|
242 |
|
|
266 |
|
m->u.l.spotdir[0] = m->u.l.spotdir[1] = 0.; |
267 |
|
m->u.l.spotdir[2] = -1.; |
268 |
|
} |
269 |
+ |
return(0); |
270 |
|
} |
271 |
|
|
272 |
|
|
284 |
|
setcolor(m->u.m.specular, o->oargs.farg[0], |
285 |
|
o->oargs.farg[1], o->oargs.farg[2]); |
286 |
|
m->u.m.specexp = MAXSPECEXP; |
287 |
+ |
return(0); |
288 |
|
} |
289 |
|
|
290 |
|
|
299 |
|
setcolor(m->u.m.ambdiff, 0.2, 0.2, 0.2); |
300 |
|
setcolor(m->u.m.specular, 0.1, 0.1, 0.1); |
301 |
|
m->u.m.specexp = UNKSPECEXP; |
302 |
+ |
return(0); |
303 |
|
} |