33 |
|
|
34 |
|
int unbuffered = 0; |
35 |
|
|
36 |
+ |
int repeatcnt = 1; |
37 |
+ |
|
38 |
|
char *progname; |
39 |
|
|
40 |
|
|
46 |
|
{ |
47 |
|
char *err; |
48 |
|
int rval, getdim = 0; |
49 |
< |
register int i; |
49 |
> |
int i; |
50 |
|
|
51 |
|
progname = argv[0]; |
52 |
|
if (argc < 2) |
105 |
|
exit(1); |
106 |
|
} |
107 |
|
break; |
108 |
+ |
case 'c': /* repeat count */ |
109 |
+ |
repeatcnt = atoi(argv[++i]); |
110 |
+ |
break; |
111 |
|
case 'p': /* pixel aspect or jitter */ |
112 |
|
if (argv[i][2] == 'a') |
113 |
|
pa = atof(argv[++i]); |
134 |
|
exit(1); |
135 |
|
} |
136 |
|
if (i+1 < argc) { |
137 |
< |
zfd = open(argv[i+1], O_RDONLY); |
138 |
< |
if (zfd < 0) { |
134 |
< |
fprintf(stderr, |
135 |
< |
"%s: cannot open depth buffer\n", |
136 |
< |
argv[i+1]); |
137 |
> |
zfd = open_float_depth(argv[i+1], (long)rs.xr*rs.yr); |
138 |
> |
if (zfd < 0) |
139 |
|
exit(1); |
138 |
– |
} |
140 |
|
} |
141 |
|
} |
142 |
|
if ((err = setview(&vw)) != NULL) { |
157 |
|
exit(0); |
158 |
|
userr: |
159 |
|
fprintf(stderr, |
160 |
< |
"Usage: %s [ -i -u -f{a|f|d} | -d ] { view opts .. | picture [zbuf] }\n", |
160 |
> |
"Usage: %s [ -i -u -f{a|f|d} -c rept | -d ] { view opts .. | picture [zbuf] }\n", |
161 |
|
progname); |
162 |
|
exit(1); |
163 |
|
} |
186 |
|
RREAL loc[2]; |
187 |
|
int pp[2]; |
188 |
|
double d; |
189 |
< |
register int i; |
189 |
> |
int i; |
190 |
|
|
191 |
|
while (fscanf(fp, "%lf %lf", &px, &py) == 2) { |
192 |
|
px += .5; py += .5; |
193 |
|
loc[0] = px/rs.xr; loc[1] = py/rs.yr; |
194 |
|
if (zfd >= 0) { |
195 |
+ |
if ((loc[0] < 0) | (loc[0] >= 1) | |
196 |
+ |
(loc[1] < 0) | (loc[1] >= 1)) { |
197 |
+ |
fprintf(stderr, "%s: input pixel outside image\n", |
198 |
+ |
progname); |
199 |
+ |
exit(1); |
200 |
+ |
} |
201 |
|
loc2pix(pp, &rs, loc[0], loc[1]); |
202 |
|
if (lseek(zfd, |
203 |
|
(pp[1]*scanlen(&rs)+pp[0])*sizeof(float), |
241 |
|
float *zbuf = NULL; |
242 |
|
int sc; |
243 |
|
double d; |
244 |
< |
register int si, i; |
244 |
> |
int si, i, c; |
245 |
|
|
246 |
|
if (zfd >= 0) { |
247 |
|
zbuf = (float *)malloc(scanlen(&rs)*sizeof(float)); |
260 |
|
} |
261 |
|
} |
262 |
|
for (si = 0; si < scanlen(&rs); si++) { |
263 |
+ |
for (c = repeatcnt; c-- > 0; ) { |
264 |
|
pix2loc(loc, &rs, si, sc); |
265 |
|
jitterloc(loc); |
266 |
|
d = viewray(rorg, rdir, &vw, loc[0], loc[1]); |
276 |
|
rdir[0] *= d; rdir[1] *= d; rdir[2] *= d; |
277 |
|
} |
278 |
|
(*putr)(rorg, rdir); |
279 |
+ |
} |
280 |
|
} |
281 |
|
} |
282 |
|
if (zfd >= 0) |
306 |
|
|
307 |
|
v[0] = ro[0]; v[1] = ro[1]; v[2] = ro[2]; |
308 |
|
v[3] = rd[0]; v[4] = rd[1]; v[5] = rd[2]; |
309 |
< |
fwrite(v, sizeof(float), 6, stdout); |
309 |
> |
putbinary(v, sizeof(float), 6, stdout); |
310 |
|
} |
311 |
|
|
312 |
|
|
320 |
|
|
321 |
|
v[0] = ro[0]; v[1] = ro[1]; v[2] = ro[2]; |
322 |
|
v[3] = rd[0]; v[4] = rd[1]; v[5] = rd[2]; |
323 |
< |
fwrite(v, sizeof(double), 6, stdout); |
323 |
> |
putbinary(v, sizeof(double), 6, stdout); |
324 |
|
} |