1 |
rschregle |
2.5 |
#ifndef lint |
2 |
rschregle |
2.9 |
static const char RCSid[] = "$Id: mkpmap.c,v 2.8 2018/02/02 19:47:55 rschregle Exp $"; |
3 |
rschregle |
2.5 |
#endif |
4 |
|
|
|
5 |
rschregle |
2.6 |
|
6 |
greg |
2.1 |
/* |
7 |
rschregle |
2.5 |
====================================================================== |
8 |
greg |
2.1 |
Photon map generator |
9 |
|
|
|
10 |
|
|
Roland Schregle (roland.schregle@{hslu.ch, gmail.com}) |
11 |
|
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(c) Fraunhofer Institute for Solar Energy Systems, |
12 |
|
|
Lucerne University of Applied Sciences & Arts |
13 |
rschregle |
2.5 |
(c) Lucerne University of Applied Sciences and Arts, |
14 |
|
|
supported by the Swiss National Science Foundation (SNSF, #147053) |
15 |
|
|
====================================================================== |
16 |
greg |
2.1 |
|
17 |
rschregle |
2.9 |
$Id: mkpmap.c,v 2.8 2018/02/02 19:47:55 rschregle Exp $ |
18 |
greg |
2.1 |
*/ |
19 |
|
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|
20 |
|
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|
21 |
|
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#include "pmap.h" |
22 |
|
|
#include "pmapmat.h" |
23 |
rschregle |
2.9 |
#include "pmapsrc.h" |
24 |
greg |
2.1 |
#include "pmapcontrib.h" |
25 |
|
|
#include "pmaprand.h" |
26 |
|
|
#include "paths.h" |
27 |
|
|
#include "ambient.h" |
28 |
|
|
#include "resolu.h" |
29 |
|
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#include "source.h" |
30 |
|
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#include <string.h> |
31 |
|
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#include <sys/stat.h> |
32 |
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33 |
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|
34 |
rschregle |
2.8 |
/* Enable options for Ze Ekspertz only! */ |
35 |
|
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#define PMAP_EKSPERTZ |
36 |
|
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|
37 |
|
|
|
38 |
greg |
2.1 |
extern char VersionID []; |
39 |
|
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|
40 |
|
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|
41 |
rschregle |
2.5 |
char* progname; /* argv[0] */ |
42 |
|
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int dimlist [MAXDIM]; /* sampling dimensions */ |
43 |
|
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int ndims = 0; /* number of sampling dimenshunns */ |
44 |
|
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char* octname = NULL; /* octree name */ |
45 |
|
|
CUBE thescene; /* scene top-level octree */ |
46 |
|
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OBJECT nsceneobjs; /* number of objects in scene */ |
47 |
|
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double srcsizerat = 0.01; /* source partition size ratio */ |
48 |
|
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int backvis = 1; /* back face visibility */ |
49 |
|
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int clobber = 0; /* overwrite output */ |
50 |
|
|
COLOR cextinction = BLKCOLOR; /* global extinction coefficient */ |
51 |
|
|
COLOR salbedo = BLKCOLOR; /* global scattering albedo */ |
52 |
|
|
double seccg = 0; /* global scattering eccentricity */ |
53 |
rschregle |
2.9 |
char *amblist [AMBLLEN + 1]; /* ambient include/exclude list */ |
54 |
|
|
int ambincl = -1; /* include == 1, exclude == 0 */ |
55 |
rschregle |
2.5 |
char *diagFile = NULL; /* diagnostics output file */ |
56 |
|
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int rand_samp = 1; /* uncorrelated random sampling */ |
57 |
|
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unsigned nproc = 1; /* number of parallel processes */ |
58 |
|
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#ifdef EVALDRC_HACK |
59 |
|
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char *angsrcfile = NULL; /* angular source file for EvalDRC */ |
60 |
|
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#endif |
61 |
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|
62 |
greg |
2.1 |
|
63 |
|
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/* Dummies for linkage */ |
64 |
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|
65 |
|
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COLOR ambval = BLKCOLOR; |
66 |
|
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double shadthresh = .05, ambacc = 0.2, shadcert = .5, minweight = 5e-3, |
67 |
|
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ssampdist = 0, dstrsrc = 0.0, specthresh = 0.15, specjitter = 1.0, |
68 |
|
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avgrefl = 0.5; |
69 |
|
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int ambvwt = 0, ambssamp = 0, ambres = 32, ambounce = 0, directrelay = 1, |
70 |
|
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directvis = 1, samplendx, do_irrad = 0, ambdiv = 128, vspretest = 512, |
71 |
|
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maxdepth = 6, contrib = 0; |
72 |
|
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char *shm_boundary = NULL, *ambfile = NULL, *RCCONTEXT = NULL; |
73 |
|
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void (*trace)() = NULL, (*addobjnotify [])() = {ambnotify, NULL}; |
74 |
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75 |
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76 |
|
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void printdefaults() |
77 |
|
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/* print default values to stdout */ |
78 |
|
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{ |
79 |
rschregle |
2.8 |
|
80 |
|
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#ifdef EVALDRC_HACK |
81 |
|
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/* EvalDRC support */ |
82 |
|
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puts("-A\t\t\t\t# angular source file"); |
83 |
|
|
#endif |
84 |
rschregle |
2.9 |
puts("-ae mod\t\t\t\t# exclude modifier"); |
85 |
|
|
puts("-aE file\t\t\t\t# exclude modifiers from file"); |
86 |
|
|
puts("-ai mod\t\t\t\t# include modifier"); |
87 |
|
|
puts("-aI file\t\t\t\t# include modifiers from file"); |
88 |
rschregle |
2.8 |
#ifdef PMAP_EKSPERTZ |
89 |
|
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puts("-api xmin ymin zmin xmax ymax zmax\t# region of interest"); |
90 |
|
|
#endif |
91 |
|
|
puts("-apg file nPhotons\t\t\t# global photon map"); |
92 |
|
|
puts("-apc file nPhotons\t\t\t# caustic photon map"); |
93 |
|
|
puts("-apd file nPhotons\t\t\t# direct photon map"); |
94 |
|
|
puts("-app file nPhotons bwidth\t\t# precomputed global photon map"); |
95 |
|
|
puts("-apv file nPhotons\t\t\t# volume photon map"); |
96 |
|
|
puts("-apC file nPhotons\t\t\t# contribution photon map"); |
97 |
|
|
printf("-apD %f\t\t\t\t# predistribution factor\n", preDistrib); |
98 |
|
|
printf("-apM %d\t\t\t\t\t# max predistrib passes\n", maxPreDistrib); |
99 |
|
|
#if 1 |
100 |
|
|
/* Kept for backwards compat, will be gradually phased out by -lD, -lr */ |
101 |
|
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printf("-apm %ld\t\t\t\t# limit photon bounces\n", photonMaxBounce); |
102 |
|
|
#endif |
103 |
|
|
puts("-apo mod\t\t\t\t# photon port modifier"); |
104 |
rschregle |
2.9 |
puts("-apO file\t\t\t\t# photon ports from file"); |
105 |
rschregle |
2.8 |
printf("-apP %f\t\t\t\t# precomputation factor\n", finalGather); |
106 |
|
|
printf("-apr %d\t\t\t\t\t# random seed\n", randSeed); |
107 |
|
|
puts("-aps mod\t\t\t\t# antimatter sensor modifier"); |
108 |
rschregle |
2.9 |
puts("-apS file\t\t\t\t# antimatter sensors from file"); |
109 |
rschregle |
2.8 |
|
110 |
|
|
printf(backvis ? "-bv+\t\t\t\t\t# back face visibility on\n" |
111 |
|
|
: "-bv-\t\t\t\t\t# back face visibility off\n"); |
112 |
|
|
printf("-dp %.1f\t\t\t\t# PDF samples / sr\n", pdfSamples); |
113 |
|
|
printf("-ds %f\t\t\t\t# source partition size ratio\n", srcsizerat); |
114 |
|
|
printf("-e %s\t\t\t\t# diagnostics output file\n", diagFile); |
115 |
|
|
printf(clobber ? "-fo+\t\t\t\t\t# force overwrite\n" |
116 |
|
|
: "-fo-\t\t\t\t\t# do not overwrite\n"); |
117 |
|
|
#ifdef PMAP_EKSPERTZ |
118 |
|
|
/* NU STUFF for Ze Exspertz! */ |
119 |
|
|
printf("-ld %.1f\t\t\t\t\t# limit photon distance\n", photonMaxDist); |
120 |
|
|
printf("-lr %ld\t\t\t\t# limit photon bounces\n", photonMaxBounce); |
121 |
|
|
#endif |
122 |
|
|
printf("-ma %.2f %.2f %.2f\t\t\t# scattering albedo\n", |
123 |
greg |
2.1 |
colval(salbedo,RED), colval(salbedo,GRN), colval(salbedo,BLU)); |
124 |
rschregle |
2.8 |
printf("-me %.2e %.2e %.2e\t\t# extinction coefficient\n", |
125 |
greg |
2.1 |
colval(cextinction,RED), colval(cextinction,GRN), |
126 |
|
|
colval(cextinction,BLU)); |
127 |
rschregle |
2.8 |
printf("-mg %.2f\t\t\t\t# scattering eccentricity\n", seccg); |
128 |
rschregle |
2.6 |
#if NIX |
129 |
|
|
/* Multiprocessing on NIX only */ |
130 |
rschregle |
2.8 |
printf("-n %d\t\t\t\t\t# number of parallel processes\n", nproc); |
131 |
rschregle |
2.6 |
#endif |
132 |
rschregle |
2.8 |
printf("-t %-9d\t\t\t\t# time between reports\n", photonRepTime); |
133 |
|
|
printf(verbose ? "-v+\t\t\t\t\t# verbose console output\n" |
134 |
|
|
: "-v-\t\t\t\t\t# terse console output\n"); |
135 |
greg |
2.1 |
} |
136 |
|
|
|
137 |
|
|
|
138 |
|
|
int main (int argc, char* argv []) |
139 |
|
|
{ |
140 |
|
|
#define check(ol, al) if (argv [i][ol] || \ |
141 |
|
|
badarg(argc - i - 1,argv + i + 1, al)) \ |
142 |
|
|
goto badopt |
143 |
|
|
|
144 |
schorsch |
2.3 |
#define check_bool(olen, var) switch (argv [i][olen]) { \ |
145 |
greg |
2.1 |
case '\0': var = !var; break; \ |
146 |
|
|
case 'y': case 'Y': case 't': case 'T': \ |
147 |
|
|
case '+': case '1': var = 1; break; \ |
148 |
|
|
case 'n': case 'N': case 'f': case 'F': \ |
149 |
|
|
case '-': case '0': var = 0; break; \ |
150 |
|
|
default: goto badopt; \ |
151 |
|
|
} |
152 |
|
|
|
153 |
rschregle |
2.9 |
int loadflags = IO_CHECK | IO_SCENE | IO_TREE | IO_BOUNDS, rval, i, j, n; |
154 |
|
|
char **portLp = photonPortList, **sensLp = photonSensorList, |
155 |
|
|
**amblp = NULL; |
156 |
greg |
2.1 |
struct stat pmstat; |
157 |
|
|
|
158 |
|
|
/* Global program name */ |
159 |
|
|
progname = fixargv0(argv [0]); |
160 |
|
|
/* Initialize object types */ |
161 |
|
|
initotypes(); |
162 |
|
|
|
163 |
|
|
/* Parse options */ |
164 |
|
|
for (i = 1; i < argc; i++) { |
165 |
|
|
/* Eggs-pand arguments */ |
166 |
|
|
while ((rval = expandarg(&argc, &argv, i))) |
167 |
|
|
if (rval < 0) { |
168 |
|
|
sprintf(errmsg, "cannot eggs-pand '%s'", argv [i]); |
169 |
|
|
error(SYSTEM, errmsg); |
170 |
|
|
} |
171 |
|
|
|
172 |
|
|
if (argv[i] == NULL) |
173 |
|
|
break; |
174 |
|
|
|
175 |
|
|
if (!strcmp(argv [i], "-version")) { |
176 |
|
|
puts(VersionID); |
177 |
|
|
quit(0); |
178 |
|
|
} |
179 |
|
|
|
180 |
|
|
if (!strcmp(argv [i], "-defaults") || !strcmp(argv [i], "-help")) { |
181 |
|
|
printdefaults(); |
182 |
|
|
quit(0); |
183 |
|
|
} |
184 |
|
|
|
185 |
|
|
/* Get octree */ |
186 |
|
|
if (i == argc - 1) { |
187 |
|
|
octname = argv [i]; |
188 |
|
|
break; |
189 |
|
|
} |
190 |
|
|
|
191 |
|
|
switch (argv [i][1]) { |
192 |
rschregle |
2.9 |
case 'a': /* Ambient */ |
193 |
|
|
switch (argv [i][2]) { |
194 |
|
|
case 'i': /* Ambient include */ |
195 |
|
|
case 'I': |
196 |
|
|
check(3, "s"); |
197 |
|
|
if (ambincl != 1) { |
198 |
|
|
ambincl = 1; |
199 |
|
|
amblp = amblist; |
200 |
|
|
} |
201 |
|
|
if (argv [i][2] == 'I') { |
202 |
|
|
/* Add modifiers from file */ |
203 |
|
|
rval = wordfile(amblp, AMBLLEN - (amblp - amblist), |
204 |
|
|
getpath(argv [++i], |
205 |
|
|
getrlibpath(), R_OK)); |
206 |
|
|
if (rval < 0) { |
207 |
|
|
sprintf(errmsg, |
208 |
|
|
"cannot open ambient include file \"%s\"", |
209 |
|
|
argv [i]); |
210 |
|
|
error(SYSTEM, errmsg); |
211 |
|
|
} |
212 |
|
|
amblp += rval; |
213 |
|
|
} |
214 |
|
|
else { |
215 |
|
|
/* Add modifier from next arg */ |
216 |
|
|
*amblp++ = savqstr(argv [++i]); |
217 |
|
|
*amblp = NULL; |
218 |
|
|
} |
219 |
|
|
break; |
220 |
|
|
|
221 |
|
|
case 'e': /* Ambient exclude */ |
222 |
|
|
case 'E': |
223 |
|
|
check(3, "s"); |
224 |
|
|
if (ambincl != 0) { |
225 |
|
|
ambincl = 0; |
226 |
|
|
amblp = amblist; |
227 |
|
|
} |
228 |
|
|
if (argv [i][2] == 'E') { |
229 |
|
|
/* Add modifiers from file */ |
230 |
|
|
rval = wordfile(amblp, AMBLLEN - (amblp - amblist), |
231 |
|
|
getpath(argv [++i], |
232 |
|
|
getrlibpath(), R_OK)); |
233 |
|
|
if (rval < 0) { |
234 |
|
|
sprintf(errmsg, |
235 |
|
|
"cannot open ambient exclude file \"%s\"", |
236 |
|
|
argv [i]); |
237 |
|
|
error(SYSTEM, errmsg); |
238 |
|
|
} |
239 |
|
|
amblp += rval; |
240 |
|
|
} |
241 |
|
|
else { |
242 |
|
|
/* Add modifier from next arg */ |
243 |
|
|
*amblp++ = savqstr(argv [++i]); |
244 |
|
|
*amblp = NULL; |
245 |
|
|
} |
246 |
|
|
break; |
247 |
greg |
2.1 |
|
248 |
rschregle |
2.9 |
case 'p': /* Pmap-specific */ |
249 |
|
|
switch (argv [i][3]) { |
250 |
|
|
case 'g': /* Global photon map */ |
251 |
|
|
check(4, "ss"); |
252 |
|
|
globalPmapParams.fileName = argv [++i]; |
253 |
|
|
globalPmapParams.distribTarget = |
254 |
|
|
parseMultiplier(argv [++i]); |
255 |
|
|
if (!globalPmapParams.distribTarget) |
256 |
|
|
goto badopt; |
257 |
|
|
globalPmapParams.minGather = |
258 |
|
|
globalPmapParams.maxGather = 0; |
259 |
|
|
break; |
260 |
greg |
2.1 |
|
261 |
rschregle |
2.9 |
case 'p': /* Precomputed global photon map */ |
262 |
|
|
check(4, "ssi"); |
263 |
|
|
preCompPmapParams.fileName = argv [++i]; |
264 |
|
|
preCompPmapParams.distribTarget = |
265 |
|
|
parseMultiplier(argv [++i]); |
266 |
|
|
if (!preCompPmapParams.distribTarget) |
267 |
|
|
goto badopt; |
268 |
|
|
preCompPmapParams.minGather = |
269 |
|
|
preCompPmapParams.maxGather = atoi(argv [++i]); |
270 |
|
|
if (!preCompPmapParams.maxGather) |
271 |
|
|
goto badopt; |
272 |
|
|
break; |
273 |
greg |
2.1 |
|
274 |
rschregle |
2.9 |
case 'c': /* Caustic photon map */ |
275 |
|
|
check(4, "ss"); |
276 |
|
|
causticPmapParams.fileName = argv [++i]; |
277 |
|
|
causticPmapParams.distribTarget = |
278 |
|
|
parseMultiplier(argv [++i]); |
279 |
|
|
if (!causticPmapParams.distribTarget) |
280 |
|
|
goto badopt; |
281 |
|
|
break; |
282 |
|
|
|
283 |
|
|
case 'v': /* Volume photon map */ |
284 |
|
|
check(4, "ss"); |
285 |
|
|
volumePmapParams.fileName = argv [++i]; |
286 |
|
|
volumePmapParams.distribTarget = |
287 |
|
|
parseMultiplier(argv [++i]); |
288 |
|
|
if (!volumePmapParams.distribTarget) |
289 |
|
|
goto badopt; |
290 |
|
|
break; |
291 |
|
|
|
292 |
|
|
case 'd': /* Direct photon map */ |
293 |
|
|
check(4, "ss"); |
294 |
|
|
directPmapParams.fileName = argv [++i]; |
295 |
|
|
directPmapParams.distribTarget = |
296 |
|
|
parseMultiplier(argv [++i]); |
297 |
|
|
if (!directPmapParams.distribTarget) |
298 |
|
|
goto badopt; |
299 |
|
|
break; |
300 |
|
|
|
301 |
|
|
case 'C': /* Contribution photon map */ |
302 |
|
|
check(4, "ss"); |
303 |
|
|
contribPmapParams.fileName = argv [++i]; |
304 |
|
|
contribPmapParams.distribTarget = |
305 |
|
|
parseMultiplier(argv [++i]); |
306 |
|
|
if (!contribPmapParams.distribTarget) |
307 |
|
|
goto badopt; |
308 |
|
|
break; |
309 |
|
|
|
310 |
|
|
case 'D': /* Predistribution factor */ |
311 |
|
|
check(4, "f"); |
312 |
|
|
preDistrib = atof(argv [++i]); |
313 |
|
|
if (preDistrib <= 0) |
314 |
|
|
error(USER, "predistrib factor must be > 0"); |
315 |
|
|
break; |
316 |
|
|
|
317 |
|
|
case 'M': /* Max predistribution passes */ |
318 |
|
|
check(4, "i"); |
319 |
|
|
maxPreDistrib = atoi(argv [++i]); |
320 |
|
|
if (maxPreDistrib <= 0) |
321 |
|
|
error(USER, "max predistrib passes must be > 0"); |
322 |
|
|
break; |
323 |
rschregle |
2.8 |
|
324 |
|
|
#if 1 |
325 |
rschregle |
2.9 |
/* Kept for backwards compat, to be phased out by -lr */ |
326 |
|
|
case 'm': /* Max photon bounces */ |
327 |
|
|
check(4, "i"); |
328 |
|
|
photonMaxBounce = atol(argv [++i]); |
329 |
|
|
if (photonMaxBounce <= 0) |
330 |
|
|
error(USER, "max photon bounces must be > 0"); |
331 |
|
|
break; |
332 |
rschregle |
2.8 |
#endif |
333 |
rschregle |
2.9 |
|
334 |
|
|
#ifdef PMAP_EKSPERTZ |
335 |
|
|
case 'i': /* Add region of interest */ |
336 |
|
|
check(4, "ffffff"); |
337 |
|
|
n = pmapNumROI; |
338 |
|
|
pmapROI = realloc(pmapROI, |
339 |
|
|
++pmapNumROI * sizeof(PhotonMapROI)); |
340 |
|
|
if (!pmapROI) |
341 |
|
|
error(SYSTEM, "failed to allocate ROI"); |
342 |
|
|
pmapROI [n].min [0] = atof(argv [++i]); |
343 |
|
|
pmapROI [n].min [1] = atof(argv [++i]); |
344 |
|
|
pmapROI [n].min [2] = atof(argv [++i]); |
345 |
|
|
pmapROI [n].max [0] = atof(argv [++i]); |
346 |
|
|
pmapROI [n].max [1] = atof(argv [++i]); |
347 |
|
|
pmapROI [n].max [2] = atof(argv [++i]); |
348 |
|
|
for (j = 0; j < 3; j++) |
349 |
|
|
if (pmapROI [n].min [j] >= pmapROI [n].max [j]) |
350 |
|
|
error(USER, "invalid region of interest " |
351 |
|
|
"(swapped min/max?)"); |
352 |
|
|
break; |
353 |
rschregle |
2.8 |
#endif |
354 |
greg |
2.1 |
|
355 |
rschregle |
2.9 |
case 'P': /* Global photon precomp ratio */ |
356 |
|
|
check(4, "f"); |
357 |
|
|
finalGather = atof(argv [++i]); |
358 |
|
|
if (finalGather <= 0 || finalGather > 1) |
359 |
|
|
error(USER, "global photon precomputation ratio " |
360 |
|
|
"must be in range ]0, 1]"); |
361 |
|
|
break; |
362 |
|
|
|
363 |
|
|
case 'o': /* Photon port */ |
364 |
|
|
case 'O': |
365 |
|
|
check(4, "s"); |
366 |
|
|
if (argv [i][3] == 'O') { |
367 |
|
|
/* Add port modifiers from file */ |
368 |
|
|
rval = wordfile(portLp, |
369 |
|
|
MAXSET - (portLp - photonPortList), |
370 |
|
|
getpath(argv [++i], |
371 |
|
|
getrlibpath(), R_OK)); |
372 |
|
|
if (rval < 0) { |
373 |
|
|
sprintf(errmsg, |
374 |
|
|
"cannot open photon port file %s", |
375 |
|
|
argv [i]); |
376 |
|
|
error(SYSTEM, errmsg); |
377 |
|
|
} |
378 |
|
|
portLp += rval; |
379 |
|
|
} |
380 |
|
|
else { |
381 |
|
|
/* Add port modifier from next arg, mark end with |
382 |
|
|
* NULL */ |
383 |
|
|
*portLp++ = savqstr(argv [++i]); |
384 |
|
|
*portLp = NULL; |
385 |
|
|
} |
386 |
|
|
break; |
387 |
|
|
|
388 |
|
|
case 'r': /* Random seed */ |
389 |
|
|
check(4, "i"); |
390 |
|
|
randSeed = atoi(argv [++i]); |
391 |
|
|
break; |
392 |
|
|
|
393 |
|
|
case 's': /* Antimatter sensor */ |
394 |
|
|
case 'S': |
395 |
|
|
check(4, "s"); |
396 |
|
|
if (argv[i][3] == 'S') { |
397 |
|
|
/* Add sensor modifiers from file */ |
398 |
|
|
rval = wordfile(sensLp, |
399 |
|
|
MAXSET - (sensLp - photonSensorList), |
400 |
|
|
getpath(argv [++i], |
401 |
|
|
getrlibpath(), R_OK)); |
402 |
|
|
if (rval < 0) { |
403 |
|
|
sprintf(errmsg, |
404 |
|
|
"cannot open antimatter sensor file %s", |
405 |
|
|
argv [i]); |
406 |
|
|
error(SYSTEM, errmsg); |
407 |
|
|
} |
408 |
|
|
sensLp += rval; |
409 |
|
|
} |
410 |
|
|
else { |
411 |
|
|
/* Append modifier to sensor list, mark end with |
412 |
|
|
* NULL */ |
413 |
|
|
*sensLp++ = savqstr(argv [++i]); |
414 |
|
|
*sensLp = NULL; |
415 |
|
|
} |
416 |
|
|
break; |
417 |
|
|
|
418 |
|
|
default: goto badopt; |
419 |
greg |
2.1 |
} |
420 |
rschregle |
2.9 |
break; |
421 |
greg |
2.1 |
|
422 |
rschregle |
2.9 |
default: goto badopt; |
423 |
greg |
2.1 |
} |
424 |
|
|
break; |
425 |
rschregle |
2.9 |
|
426 |
|
|
case 'b': /* Back face visibility */ |
427 |
greg |
2.1 |
if (argv [i][2] == 'v') { |
428 |
schorsch |
2.3 |
check_bool(3, backvis); |
429 |
greg |
2.1 |
} |
430 |
|
|
else goto badopt; |
431 |
|
|
break; |
432 |
|
|
|
433 |
|
|
case 'd': /* Direct */ |
434 |
|
|
switch (argv [i][2]) { |
435 |
|
|
case 'p': /* PDF samples */ |
436 |
|
|
check(3, "f"); |
437 |
|
|
pdfSamples = atof(argv [++i]); |
438 |
|
|
break; |
439 |
|
|
|
440 |
|
|
case 's': /* Source partition size ratio */ |
441 |
|
|
check(3, "f"); |
442 |
|
|
srcsizerat = atof(argv [++i]); |
443 |
|
|
break; |
444 |
|
|
|
445 |
|
|
default: goto badopt; |
446 |
|
|
} |
447 |
|
|
break; |
448 |
|
|
|
449 |
|
|
case 'e': /* Diagnostics file */ |
450 |
|
|
check(2, "s"); |
451 |
|
|
diagFile = argv [++i]; |
452 |
|
|
break; |
453 |
|
|
|
454 |
rschregle |
2.9 |
case 'f': /* Force overwrite */ |
455 |
greg |
2.1 |
if (argv [i][2] == 'o') { |
456 |
schorsch |
2.3 |
check_bool(3, clobber); |
457 |
greg |
2.1 |
} |
458 |
|
|
else goto badopt; |
459 |
|
|
break; |
460 |
rschregle |
2.9 |
|
461 |
rschregle |
2.8 |
#ifdef PMAP_EKSPERTZ |
462 |
|
|
case 'l': /* Limits */ |
463 |
|
|
switch (argv [i][2]) { |
464 |
|
|
case 'd': /* Limit photon path distance */ |
465 |
|
|
check(3, "f"); |
466 |
|
|
photonMaxDist = atof(argv [++i]); |
467 |
|
|
if (photonMaxDist <= 0) |
468 |
|
|
error(USER, "max photon distance must be > 0"); |
469 |
|
|
break; |
470 |
|
|
|
471 |
|
|
case 'r': /* Limit photon bounces */ |
472 |
|
|
check(3, "i"); |
473 |
|
|
photonMaxBounce = atol(argv [++i]); |
474 |
|
|
if (photonMaxBounce <= 0) |
475 |
|
|
error(USER, "max photon bounces must be > 0"); |
476 |
|
|
break; |
477 |
|
|
|
478 |
|
|
default: goto badopt; |
479 |
|
|
} |
480 |
|
|
break; |
481 |
|
|
#endif |
482 |
rschregle |
2.9 |
|
483 |
greg |
2.1 |
case 'm': /* Medium */ |
484 |
|
|
switch (argv[i][2]) { |
485 |
|
|
case 'e': /* Eggs-tinction coefficient */ |
486 |
|
|
check(3, "fff"); |
487 |
|
|
setcolor(cextinction, atof(argv [i + 1]), |
488 |
|
|
atof(argv [i + 2]), atof(argv [i + 3])); |
489 |
|
|
i += 3; |
490 |
|
|
break; |
491 |
|
|
|
492 |
|
|
case 'a': /* Albedo */ |
493 |
|
|
check(3, "fff"); |
494 |
|
|
setcolor(salbedo, atof(argv [i + 1]), |
495 |
|
|
atof(argv [i + 2]), atof(argv [i + 3])); |
496 |
|
|
i += 3; |
497 |
|
|
break; |
498 |
|
|
|
499 |
|
|
case 'g': /* Scattering eccentricity */ |
500 |
|
|
check(3, "f"); |
501 |
|
|
seccg = atof(argv [++i]); |
502 |
|
|
break; |
503 |
|
|
|
504 |
|
|
default: goto badopt; |
505 |
|
|
} |
506 |
|
|
break; |
507 |
rschregle |
2.9 |
|
508 |
rschregle |
2.6 |
#if NIX |
509 |
|
|
case 'n': /* Num parallel processes (NIX only) */ |
510 |
rschregle |
2.5 |
check(2, "i"); |
511 |
|
|
nproc = atoi(argv [++i]); |
512 |
|
|
|
513 |
|
|
if (nproc > PMAP_MAXPROC) { |
514 |
|
|
nproc = PMAP_MAXPROC; |
515 |
|
|
sprintf(errmsg, "too many parallel processes, clamping to " |
516 |
|
|
"%d\n", nproc); |
517 |
|
|
error(WARNING, errmsg); |
518 |
rschregle |
2.6 |
} |
519 |
rschregle |
2.5 |
break; |
520 |
rschregle |
2.9 |
#endif |
521 |
|
|
|
522 |
greg |
2.1 |
case 't': /* Timer */ |
523 |
|
|
check(2, "i"); |
524 |
|
|
photonRepTime = atoi(argv [++i]); |
525 |
|
|
break; |
526 |
rschregle |
2.6 |
|
527 |
|
|
case 'v': /* Verbosity */ |
528 |
|
|
check_bool(2, verbose); |
529 |
rschregle |
2.9 |
break; |
530 |
|
|
|
531 |
rschregle |
2.5 |
#ifdef EVALDRC_HACK |
532 |
|
|
case 'A': /* Angular source file */ |
533 |
|
|
check(2,"s"); |
534 |
|
|
angsrcfile = argv[++i]; |
535 |
|
|
break; |
536 |
rschregle |
2.9 |
#endif |
537 |
|
|
|
538 |
|
|
default: goto badopt; |
539 |
greg |
2.1 |
} |
540 |
|
|
} |
541 |
|
|
|
542 |
|
|
/* Open diagnostics file */ |
543 |
|
|
if (diagFile) { |
544 |
|
|
if (!freopen(diagFile, "a", stderr)) quit(2); |
545 |
|
|
fprintf(stderr, "**************\n*** PID %5d: ", getpid()); |
546 |
|
|
printargs(argc, argv, stderr); |
547 |
|
|
putc('\n', stderr); |
548 |
|
|
fflush(stderr); |
549 |
|
|
} |
550 |
|
|
|
551 |
|
|
#ifdef NICE |
552 |
|
|
/* Lower priority */ |
553 |
|
|
nice(NICE); |
554 |
|
|
#endif |
555 |
|
|
|
556 |
|
|
if (octname == NULL) |
557 |
|
|
error(USER, "missing octree argument"); |
558 |
|
|
|
559 |
|
|
/* Allocate photon maps and set parameters */ |
560 |
|
|
for (i = 0; i < NUM_PMAP_TYPES; i++) { |
561 |
|
|
setPmapParam(photonMaps + i, pmapParams + i); |
562 |
|
|
|
563 |
|
|
/* Don't overwrite existing photon map unless clobbering enabled */ |
564 |
|
|
if (photonMaps [i] && !stat(photonMaps [i] -> fileName, &pmstat) && |
565 |
|
|
!clobber) { |
566 |
|
|
sprintf(errmsg, "photon map file %s exists, not overwritten", |
567 |
|
|
photonMaps [i] -> fileName); |
568 |
|
|
error(USER, errmsg); |
569 |
|
|
} |
570 |
|
|
} |
571 |
|
|
|
572 |
|
|
for (i = 0; i < NUM_PMAP_TYPES && !photonMaps [i]; i++); |
573 |
|
|
if (i >= NUM_PMAP_TYPES) |
574 |
|
|
error(USER, "no photon maps specified"); |
575 |
|
|
|
576 |
|
|
readoct(octname, loadflags, &thescene, NULL); |
577 |
rschregle |
2.5 |
#ifdef EVALDRC_HACK |
578 |
|
|
if (angsrcfile) |
579 |
|
|
readobj(angsrcfile); /* load angular sources */ |
580 |
rschregle |
2.6 |
#endif |
581 |
greg |
2.1 |
nsceneobjs = nobjects; |
582 |
|
|
|
583 |
|
|
/* Get sources */ |
584 |
|
|
marksources(); |
585 |
|
|
|
586 |
|
|
/* Do forward pass and build photon maps */ |
587 |
|
|
if (contribPmap) |
588 |
|
|
/* Just build contrib pmap, ignore others */ |
589 |
rschregle |
2.5 |
distribPhotonContrib(contribPmap, nproc); |
590 |
greg |
2.1 |
else |
591 |
rschregle |
2.5 |
distribPhotons(photonMaps, nproc); |
592 |
greg |
2.1 |
|
593 |
|
|
/* Save photon maps; no idea why GCC needs an explicit cast here... */ |
594 |
|
|
savePmaps((const PhotonMap**)photonMaps, argc, argv); |
595 |
|
|
cleanUpPmaps(photonMaps); |
596 |
|
|
|
597 |
|
|
quit(0); |
598 |
|
|
|
599 |
|
|
badopt: |
600 |
|
|
sprintf(errmsg, "command line error at '%s'", argv[i]); |
601 |
|
|
error(USER, errmsg); |
602 |
|
|
|
603 |
|
|
#undef check |
604 |
schorsch |
2.3 |
#undef check_bool |
605 |
greg |
2.1 |
return 0; |
606 |
|
|
} |