1 |
– |
/* Copyright (c) 1986 Regents of the University of California */ |
2 |
– |
|
1 |
|
#ifndef lint |
2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
2 |
> |
static const char RCSid[] = "$Id$"; |
3 |
|
#endif |
6 |
– |
|
4 |
|
/* |
5 |
|
* oconv.c - main program for object to octree conversion. |
6 |
|
* |
7 |
|
* 7/29/85 |
8 |
|
*/ |
9 |
|
|
10 |
+ |
#include "platform.h" |
11 |
|
#include "standard.h" |
14 |
– |
|
12 |
|
#include "octree.h" |
16 |
– |
|
13 |
|
#include "object.h" |
18 |
– |
|
14 |
|
#include "otypes.h" |
15 |
+ |
#include "paths.h" |
16 |
+ |
#include "resolu.h" |
17 |
+ |
#include "oconv.h" |
18 |
|
|
19 |
< |
#ifndef DEFPATH |
22 |
< |
#define DEFPATH ":/usr/local/lib/ray" |
23 |
< |
#endif |
19 |
> |
#define OMARGIN (10*FTINY) /* margin around global cube */ |
20 |
|
|
21 |
< |
#define OMARGIN (10*FTINY) /* margin around global cube */ |
21 |
> |
#define MAXOBJFIL 255 /* maximum number of scene files */ |
22 |
|
|
27 |
– |
#define MAXOBJFIL 63 /* maximum number of scene files */ |
28 |
– |
|
29 |
– |
char *progname; /* argv[0] */ |
30 |
– |
|
31 |
– |
char *libpath; /* library search path */ |
32 |
– |
|
23 |
|
int nowarn = 0; /* supress warnings? */ |
24 |
|
|
25 |
< |
int objlim = 5; /* # of objects before split */ |
25 |
> |
int objlim = 6; /* # of objects before split */ |
26 |
|
|
27 |
< |
int resolu = 1024; /* octree resolution limit */ |
27 |
> |
int resolu = 16384; /* octree resolution limit */ |
28 |
|
|
29 |
< |
CUBE thescene = {EMPTY, {0.0, 0.0, 0.0}, 0.0}; /* our scene */ |
29 |
> |
CUBE thescene = {{0.0, 0.0, 0.0}, 0.0, EMPTY}; /* our scene */ |
30 |
|
|
31 |
|
char *ofname[MAXOBJFIL+1]; /* object file names */ |
32 |
|
int nfiles = 0; /* number of object files */ |
33 |
|
|
34 |
< |
double mincusize; /* minimum cube size from resolu */ |
34 |
> |
double mincusize; /* minimum cube size from resolu */ |
35 |
|
|
36 |
< |
int (*addobjnotify[])() = {NULL}; /* new object notifier functions */ |
36 |
> |
void (*addobjnotify[])() = {NULL}; /* new object notifier functions */ |
37 |
|
|
38 |
+ |
static void addobject(CUBE *cu, OBJECT obj); |
39 |
+ |
static void add2full(CUBE *cu, OBJECT obj, int inc); |
40 |
|
|
41 |
< |
main(argc, argv) /* convert object files to an octree */ |
42 |
< |
int argc; |
43 |
< |
char **argv; |
41 |
> |
|
42 |
> |
int |
43 |
> |
main( /* convert object files to an octree */ |
44 |
> |
int argc, |
45 |
> |
char *argv[] |
46 |
> |
) |
47 |
|
{ |
53 |
– |
extern char *getenv(); |
48 |
|
FVECT bbmin, bbmax; |
49 |
|
char *infile = NULL; |
50 |
+ |
int inpfrozen = 0; |
51 |
|
int outflags = IO_ALL; |
52 |
< |
OBJECT startobj; |
52 |
> |
OBJECT startobj; |
53 |
|
int i; |
54 |
|
|
55 |
< |
progname = argv[0]; |
55 |
> |
fixargv0(argv[0]); /* sets global progname */ |
56 |
|
|
57 |
< |
if ((libpath = getenv("RAYPATH")) == NULL) |
63 |
< |
libpath = DEFPATH; |
57 |
> |
ot_initotypes(); |
58 |
|
|
65 |
– |
initotypes(); |
66 |
– |
|
59 |
|
for (i = 1; i < argc && argv[i][0] == '-'; i++) |
60 |
|
switch (argv[i][1]) { |
61 |
|
case '\0': /* scene from stdin */ |
87 |
|
break; |
88 |
|
} |
89 |
|
breakopt: |
90 |
+ |
SET_FILE_BINARY(stdout); |
91 |
|
if (infile != NULL) { /* get old octree & objects */ |
92 |
|
if (thescene.cusize > FTINY) |
93 |
|
error(USER, "only one of '-b' or '-i'"); |
94 |
|
nfiles = readoct(infile, IO_ALL, &thescene, ofname); |
95 |
< |
if (nfiles == 0 && outflags & IO_FILES) { |
96 |
< |
error(WARNING, "frozen octree"); |
97 |
< |
outflags &= ~IO_FILES; |
98 |
< |
} |
99 |
< |
} |
107 |
< |
|
108 |
< |
printargs(argc, argv, stdout); /* info. header */ |
95 |
> |
if (nfiles == 0) |
96 |
> |
inpfrozen++; |
97 |
> |
} else |
98 |
> |
newheader("RADIANCE", stdout); /* new binary file header */ |
99 |
> |
printargs(argc, argv, stdout); |
100 |
|
fputformat(OCTFMT, stdout); |
101 |
|
printf("\n"); |
102 |
|
|
103 |
|
startobj = nobjects; /* previous objects already converted */ |
104 |
< |
|
104 |
> |
|
105 |
|
for ( ; i < argc; i++) /* read new scene descriptions */ |
106 |
|
if (!strcmp(argv[i], "-")) { /* from stdin */ |
107 |
|
readobj(NULL); |
113 |
|
} |
114 |
|
|
115 |
|
ofname[nfiles] = NULL; |
116 |
+ |
|
117 |
+ |
if (inpfrozen && outflags & IO_FILES) { |
118 |
+ |
error(WARNING, "frozen octree"); |
119 |
+ |
outflags &= ~IO_FILES; |
120 |
+ |
} |
121 |
|
/* find bounding box */ |
122 |
|
bbmin[0] = bbmin[1] = bbmin[2] = FHUGE; |
123 |
|
bbmax[0] = bbmax[1] = bbmax[2] = -FHUGE; |
145 |
|
} |
146 |
|
|
147 |
|
mincusize = thescene.cusize / resolu - FTINY; |
148 |
< |
|
148 |
> |
|
149 |
|
for (i = startobj; i < nobjects; i++) /* add new objects */ |
150 |
|
addobject(&thescene, i); |
151 |
< |
|
151 |
> |
|
152 |
|
thescene.cutree = combine(thescene.cutree); /* optimize */ |
153 |
|
|
154 |
|
writeoct(outflags, &thescene, ofname); /* write structures to stdout */ |
155 |
|
|
156 |
|
quit(0); |
157 |
+ |
return 0; /* pro forma return */ |
158 |
|
} |
159 |
|
|
160 |
|
|
161 |
< |
quit(code) /* exit program */ |
162 |
< |
int code; |
161 |
> |
void |
162 |
> |
quit( /* exit program */ |
163 |
> |
int code |
164 |
> |
) |
165 |
|
{ |
166 |
|
exit(code); |
167 |
|
} |
168 |
|
|
169 |
|
|
170 |
< |
cputs() /* interactive error */ |
170 |
> |
void |
171 |
> |
cputs(void) /* interactive error */ |
172 |
|
{ |
173 |
|
/* referenced, but not used */ |
174 |
|
} |
175 |
|
|
176 |
|
|
177 |
< |
wputs(s) /* warning message */ |
178 |
< |
char *s; |
177 |
> |
void |
178 |
> |
wputs( /* warning message */ |
179 |
> |
const char *s |
180 |
> |
) |
181 |
|
{ |
182 |
|
if (!nowarn) |
183 |
|
eputs(s); |
184 |
|
} |
185 |
|
|
186 |
|
|
187 |
< |
eputs(s) /* put string to stderr */ |
188 |
< |
register char *s; |
187 |
> |
void |
188 |
> |
eputs( /* put string to stderr */ |
189 |
> |
const char *s |
190 |
> |
) |
191 |
|
{ |
192 |
|
static int inln = 0; |
193 |
|
|
200 |
|
inln = 0; |
201 |
|
} |
202 |
|
|
203 |
+ |
/* conflicting def's in param.h */ |
204 |
+ |
#undef tstbit |
205 |
+ |
#undef setbit |
206 |
+ |
#undef clrbit |
207 |
+ |
#undef tglbit |
208 |
|
|
209 |
< |
#define bitop(f,i,op) (f[((i)>>3)] op (1<<((i)&7))) |
210 |
< |
#define tstbit(f,i) bitop(f,i,&) |
211 |
< |
#define setbit(f,i) bitop(f,i,|=) |
212 |
< |
#define clrbit(f,i) bitop(f,i,&=~) |
213 |
< |
#define tglbit(f,i) bitop(f,i,^=) |
209 |
> |
#define bitop(f,i,op) (f[((i)>>3)] op (1<<((i)&7))) |
210 |
> |
#define tstbit(f,i) bitop(f,i,&) |
211 |
> |
#define setbit(f,i) bitop(f,i,|=) |
212 |
> |
#define clrbit(f,i) bitop(f,i,&=~) |
213 |
> |
#define tglbit(f,i) bitop(f,i,^=) |
214 |
|
|
215 |
|
|
216 |
< |
addobject(cu, obj) /* add an object to a cube */ |
217 |
< |
register CUBE *cu; |
218 |
< |
OBJECT obj; |
216 |
> |
static void |
217 |
> |
addobject( /* add an object to a cube */ |
218 |
> |
CUBE *cu, |
219 |
> |
OBJECT obj |
220 |
> |
) |
221 |
|
{ |
222 |
< |
CUBE cukid; |
212 |
< |
OCTREE ot; |
213 |
< |
OBJECT oset[MAXSET+1]; |
214 |
< |
unsigned char inflg[(MAXSET+7)/8], volflg[(MAXSET+7)/8]; |
215 |
< |
int in; |
216 |
< |
register int i, j; |
222 |
> |
int inc; |
223 |
|
|
224 |
< |
in = (*ofun[objptr(obj)->otype].funp)(objptr(obj), cu); |
224 |
> |
inc = (*ofun[objptr(obj)->otype].funp)(objptr(obj), cu); |
225 |
|
|
226 |
< |
if (in == O_MISS) |
226 |
> |
if (inc == O_MISS) |
227 |
|
return; /* no intersection */ |
228 |
< |
|
228 |
> |
|
229 |
|
if (istree(cu->cutree)) { |
230 |
< |
/* do children */ |
230 |
> |
CUBE cukid; /* do children */ |
231 |
> |
int i, j; |
232 |
|
cukid.cusize = cu->cusize * 0.5; |
233 |
|
for (i = 0; i < 8; i++) { |
234 |
|
cukid.cutree = octkid(cu->cutree, i); |
243 |
|
return; |
244 |
|
} |
245 |
|
if (isempty(cu->cutree)) { |
246 |
< |
/* singular set */ |
246 |
> |
OBJECT oset[2]; /* singular set */ |
247 |
|
oset[0] = 1; oset[1] = obj; |
248 |
|
cu->cutree = fullnode(oset); |
249 |
|
return; |
250 |
|
} |
251 |
|
/* add to full node */ |
252 |
+ |
add2full(cu, obj, inc); |
253 |
+ |
} |
254 |
+ |
|
255 |
+ |
|
256 |
+ |
static void |
257 |
+ |
add2full( /* add object to full node */ |
258 |
+ |
CUBE *cu, |
259 |
+ |
OBJECT obj, |
260 |
+ |
int inc |
261 |
+ |
) |
262 |
+ |
{ |
263 |
+ |
OCTREE ot; |
264 |
+ |
OBJECT oset[MAXSET+1]; |
265 |
+ |
CUBE cukid; |
266 |
+ |
unsigned char inflg[(MAXSET+7)/8], volflg[(MAXSET+7)/8]; |
267 |
+ |
int i, j; |
268 |
+ |
|
269 |
|
objset(oset, cu->cutree); |
270 |
|
cukid.cusize = cu->cusize * 0.5; |
271 |
< |
|
272 |
< |
if (in==O_IN || oset[0] < objlim || cukid.cusize < mincusize) { |
271 |
> |
|
272 |
> |
if (inc==O_IN || oset[0] < objlim || cukid.cusize < |
273 |
> |
(oset[0] < MAXSET ? mincusize : mincusize/256.0)) { |
274 |
|
/* add to set */ |
275 |
|
if (oset[0] >= MAXSET) { |
276 |
|
sprintf(errmsg, "set overflow in addobject (%s)", |