10 |
|
#include <stdio.h> |
11 |
|
#include <time.h> |
12 |
|
|
13 |
– |
#include "standard.h" |
13 |
|
#include "platform.h" |
14 |
+ |
#include "paths.h" |
15 |
+ |
#include "standard.h" |
16 |
|
#include "octree.h" |
17 |
|
#include "object.h" |
18 |
|
#include "otypes.h" |
21 |
|
static double ogetflt(void); |
22 |
|
static long ogetint(int); |
23 |
|
static char *ogetstr(char *); |
24 |
< |
static int nonsurfinset(OBJECT *); |
24 |
> |
static int nonsurfintree(OCTREE ot); |
25 |
|
static void octerror(int etyp, char *msg); |
26 |
|
static void skiptree(void); |
27 |
|
static OCTREE getfullnode(void), gettree(void); |
34 |
|
|
35 |
|
|
36 |
|
int |
37 |
< |
readoct(inpspec, load, scene, ofn) /* read in octree file or stream */ |
38 |
< |
char *inpspec; |
39 |
< |
int load; |
40 |
< |
CUBE *scene; |
41 |
< |
char *ofn[]; |
37 |
> |
readoct( /* read in octree file or stream */ |
38 |
> |
char *inpspec, |
39 |
> |
int load, |
40 |
> |
CUBE *scene, |
41 |
> |
char *ofn[] |
42 |
> |
) |
43 |
|
{ |
44 |
+ |
time_t oct_t = 0; |
45 |
+ |
time_t last_it = 0; |
46 |
|
char sbuf[512]; |
47 |
|
int nf; |
48 |
|
int i; |
64 |
|
inpspec); |
65 |
|
error(SYSTEM, errmsg); |
66 |
|
} |
67 |
+ |
oct_t = fddate(fileno(infp)); |
68 |
|
} |
69 |
+ |
#ifdef getc_unlocked /* avoid stupid semaphores */ |
70 |
+ |
flockfile(infp); |
71 |
+ |
#endif |
72 |
|
SET_FILE_BINARY(infp); |
73 |
|
/* get header */ |
74 |
|
if (checkheader(infp, OCTFMT, load&IO_INFO ? stdout : (FILE *)NULL) < 0) |
93 |
|
readobj(sbuf); |
94 |
|
if (load & IO_FILES) |
95 |
|
ofn[nf] = savqstr(sbuf); |
96 |
+ |
if (oct_t > last_it) { |
97 |
+ |
time_t t = fdate(sbuf); |
98 |
+ |
if (t > last_it) |
99 |
+ |
last_it = t; |
100 |
+ |
} |
101 |
|
nf++; |
102 |
|
} |
103 |
|
if (load & IO_FILES) |
112 |
|
else if (load & IO_SCENE && nf == 0) |
113 |
|
skiptree(); |
114 |
|
|
115 |
< |
if (load & IO_SCENE) /* get the scene */ |
115 |
> |
if (load & IO_SCENE) { /* get the scene */ |
116 |
|
if (nf == 0) { |
117 |
|
/* load binary scene data */ |
118 |
|
readscene(infp, objsize); |
122 |
|
if (nobjects != objorig+fnobjects) |
123 |
|
octerror(USER, "bad object count; octree stale?"); |
124 |
|
/* check for non-surfaces */ |
125 |
< |
if (dosets(nonsurfinset)) |
125 |
> |
if (oct_t <= last_it && nonsurfintree(scene->cutree)) |
126 |
|
octerror(USER, "modifier in tree; octree stale?"); |
127 |
|
} |
128 |
+ |
} |
129 |
|
/* close the input */ |
130 |
< |
if (infn[0] == '!') |
131 |
< |
pclose(infp); |
132 |
< |
else |
130 |
> |
if (inpspec[0] == '!') { |
131 |
> |
if (pclose(infp) != 0) { |
132 |
> |
sprintf(errmsg, "bad status from \"%s\"", inpspec); |
133 |
> |
error(WARNING, errmsg); |
134 |
> |
} |
135 |
> |
} else if (infp != stdin) |
136 |
|
fclose(infp); |
137 |
+ |
#ifdef getc_unlocked |
138 |
+ |
else |
139 |
+ |
funlockfile(infp); |
140 |
+ |
#endif |
141 |
|
return(nf); |
142 |
|
} |
143 |
|
|
144 |
|
|
145 |
|
static char * |
146 |
< |
ogetstr(s) /* get null-terminated string */ |
126 |
< |
char *s; |
146 |
> |
ogetstr(char *s) /* get null-terminated string */ |
147 |
|
{ |
128 |
– |
extern char *getstr(); |
129 |
– |
|
148 |
|
if (getstr(s, infp) == NULL) |
149 |
|
octerror(USER, "truncated octree"); |
150 |
|
return(s); |
155 |
|
getfullnode() /* get a set, return fullnode */ |
156 |
|
{ |
157 |
|
OBJECT set[MAXSET+1]; |
158 |
< |
register int i; |
159 |
< |
register long m; |
158 |
> |
int i; |
159 |
> |
long m; |
160 |
|
|
161 |
|
if ((set[0] = ogetint(objsize)) > MAXSET) |
162 |
|
octerror(USER, "bad set in getfullnode"); |
170 |
|
|
171 |
|
|
172 |
|
static long |
173 |
< |
ogetint(siz) /* get a siz-byte integer */ |
156 |
< |
int siz; |
173 |
> |
ogetint(int siz) /* get a siz-byte integer */ |
174 |
|
{ |
175 |
< |
extern long getint(); |
159 |
< |
register long r; |
175 |
> |
long r; |
176 |
|
|
177 |
|
r = getint(siz, infp); |
178 |
|
if (feof(infp)) |
184 |
|
static double |
185 |
|
ogetflt() /* get a floating point number */ |
186 |
|
{ |
171 |
– |
extern double getflt(); |
187 |
|
double r; |
188 |
|
|
189 |
|
r = getflt(infp); |
196 |
|
static OCTREE |
197 |
|
gettree() /* get a pre-ordered octree */ |
198 |
|
{ |
199 |
< |
register OCTREE ot; |
200 |
< |
register int i; |
199 |
> |
OCTREE ot; |
200 |
> |
int i; |
201 |
|
|
202 |
|
switch (getc(infp)) { |
203 |
|
case OT_EMPTY: |
215 |
|
default: |
216 |
|
octerror(USER, "damaged octree"); |
217 |
|
} |
218 |
< |
return NULL; /* pro forma return */ |
218 |
> |
return EMPTY; /* pro forma return */ |
219 |
|
} |
220 |
|
|
221 |
|
|
222 |
|
static int |
223 |
< |
nonsurfinset(os) /* check set for modifier */ |
209 |
< |
register OBJECT *os; |
223 |
> |
nonsurfintree(OCTREE ot) /* check tree for modifiers */ |
224 |
|
{ |
225 |
< |
register OBJECT s; |
226 |
< |
register int i; |
225 |
> |
OBJECT set[MAXSET+1]; |
226 |
> |
int i; |
227 |
|
|
228 |
< |
for (i = *os; i-- > 0; ) |
229 |
< |
if ((s = *++os) >= objorig && s < objorig+fnobjects && |
230 |
< |
ismodifier(objptr(s)->otype)) |
228 |
> |
if (isempty(ot)) |
229 |
> |
return(0); |
230 |
> |
if (istree(ot)) { |
231 |
> |
for (i = 0; i < 8; i++) |
232 |
> |
if (nonsurfintree(octkid(ot, i))) |
233 |
> |
return(1); |
234 |
> |
return(0); |
235 |
> |
} |
236 |
> |
objset(set, ot); |
237 |
> |
for (i = set[0]; i > 0; i-- ) |
238 |
> |
if (ismodifier(objptr(set[i])->otype)) |
239 |
|
return(1); |
240 |
|
return(0); |
241 |
|
} |
244 |
|
static void |
245 |
|
skiptree(void) /* skip octree on input */ |
246 |
|
{ |
247 |
< |
register int i; |
247 |
> |
int i; |
248 |
|
|
249 |
|
switch (getc(infp)) { |
250 |
|
case OT_EMPTY: |
267 |
|
|
268 |
|
|
269 |
|
static void |
270 |
< |
octerror(etyp, msg) /* octree error */ |
249 |
< |
int etyp; |
250 |
< |
char *msg; |
270 |
> |
octerror(int etyp, char *msg) /* octree error */ |
271 |
|
{ |
272 |
|
char msgbuf[128]; |
273 |
|
|