| 1 |
rschregle |
2.5 |
#ifndef lint
|
| 2 |
rschregle |
2.10 |
static const char RCSid[] = "$Id: mkpmap.c,v 2.9 2018/03/20 19:55:33 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 |
|
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|
| 10 |
|
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Roland Schregle (roland.schregle@{hslu.ch, gmail.com})
|
| 11 |
|
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(c) Fraunhofer Institute for Solar Energy Systems,
|
| 12 |
rschregle |
2.10 |
supported by the German Research Foundation (DFG)
|
| 13 |
|
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under the FARESYS project.
|
| 14 |
rschregle |
2.5 |
(c) Lucerne University of Applied Sciences and Arts,
|
| 15 |
rschregle |
2.10 |
supported by the Swiss National Science Foundation (SNSF #147053).
|
| 16 |
|
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(c) Tokyo University of Science,
|
| 17 |
|
|
supported by the JSPS KAKENHI Grant Number JP19KK0115.
|
| 18 |
rschregle |
2.5 |
======================================================================
|
| 19 |
greg |
2.1 |
|
| 20 |
rschregle |
2.10 |
$Id: mkpmap.c,v 2.9 2018/03/20 19:55:33 rschregle Exp $
|
| 21 |
greg |
2.1 |
*/
|
| 22 |
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|
| 23 |
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|
| 24 |
|
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#include "pmap.h"
|
| 25 |
|
|
#include "pmapmat.h"
|
| 26 |
rschregle |
2.9 |
#include "pmapsrc.h"
|
| 27 |
greg |
2.1 |
#include "pmapcontrib.h"
|
| 28 |
|
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#include "pmaprand.h"
|
| 29 |
|
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#include "paths.h"
|
| 30 |
|
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#include "ambient.h"
|
| 31 |
|
|
#include "resolu.h"
|
| 32 |
|
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#include "source.h"
|
| 33 |
|
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#include <string.h>
|
| 34 |
|
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#include <sys/stat.h>
|
| 35 |
|
|
|
| 36 |
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|
| 37 |
rschregle |
2.8 |
/* Enable options for Ze Ekspertz only! */
|
| 38 |
|
|
#define PMAP_EKSPERTZ
|
| 39 |
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|
| 40 |
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|
|
| 41 |
greg |
2.1 |
extern char VersionID [];
|
| 42 |
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|
| 43 |
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|
|
| 44 |
rschregle |
2.5 |
char* progname; /* argv[0] */
|
| 45 |
|
|
int dimlist [MAXDIM]; /* sampling dimensions */
|
| 46 |
|
|
int ndims = 0; /* number of sampling dimenshunns */
|
| 47 |
|
|
char* octname = NULL; /* octree name */
|
| 48 |
|
|
CUBE thescene; /* scene top-level octree */
|
| 49 |
|
|
OBJECT nsceneobjs; /* number of objects in scene */
|
| 50 |
|
|
double srcsizerat = 0.01; /* source partition size ratio */
|
| 51 |
|
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int backvis = 1; /* back face visibility */
|
| 52 |
|
|
int clobber = 0; /* overwrite output */
|
| 53 |
|
|
COLOR cextinction = BLKCOLOR; /* global extinction coefficient */
|
| 54 |
|
|
COLOR salbedo = BLKCOLOR; /* global scattering albedo */
|
| 55 |
|
|
double seccg = 0; /* global scattering eccentricity */
|
| 56 |
rschregle |
2.9 |
char *amblist [AMBLLEN + 1]; /* ambient include/exclude list */
|
| 57 |
|
|
int ambincl = -1; /* include == 1, exclude == 0 */
|
| 58 |
rschregle |
2.5 |
char *diagFile = NULL; /* diagnostics output file */
|
| 59 |
|
|
int rand_samp = 1; /* uncorrelated random sampling */
|
| 60 |
|
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unsigned nproc = 1; /* number of parallel processes */
|
| 61 |
|
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#ifdef EVALDRC_HACK
|
| 62 |
|
|
char *angsrcfile = NULL; /* angular source file for EvalDRC */
|
| 63 |
|
|
#endif
|
| 64 |
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|
| 65 |
greg |
2.1 |
|
| 66 |
|
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/* Dummies for linkage */
|
| 67 |
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|
| 68 |
|
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COLOR ambval = BLKCOLOR;
|
| 69 |
|
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double shadthresh = .05, ambacc = 0.2, shadcert = .5, minweight = 5e-3,
|
| 70 |
|
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ssampdist = 0, dstrsrc = 0.0, specthresh = 0.15, specjitter = 1.0,
|
| 71 |
|
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avgrefl = 0.5;
|
| 72 |
|
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int ambvwt = 0, ambssamp = 0, ambres = 32, ambounce = 0, directrelay = 1,
|
| 73 |
|
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directvis = 1, samplendx, do_irrad = 0, ambdiv = 128, vspretest = 512,
|
| 74 |
|
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maxdepth = 6, contrib = 0;
|
| 75 |
|
|
char *shm_boundary = NULL, *ambfile = NULL, *RCCONTEXT = NULL;
|
| 76 |
|
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void (*trace)() = NULL, (*addobjnotify [])() = {ambnotify, NULL};
|
| 77 |
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|
| 78 |
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|
|
| 79 |
|
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void printdefaults()
|
| 80 |
|
|
/* print default values to stdout */
|
| 81 |
|
|
{
|
| 82 |
rschregle |
2.8 |
|
| 83 |
|
|
#ifdef EVALDRC_HACK
|
| 84 |
|
|
/* EvalDRC support */
|
| 85 |
|
|
puts("-A\t\t\t\t# angular source file");
|
| 86 |
|
|
#endif
|
| 87 |
rschregle |
2.9 |
puts("-ae mod\t\t\t\t# exclude modifier");
|
| 88 |
|
|
puts("-aE file\t\t\t\t# exclude modifiers from file");
|
| 89 |
|
|
puts("-ai mod\t\t\t\t# include modifier");
|
| 90 |
|
|
puts("-aI file\t\t\t\t# include modifiers from file");
|
| 91 |
rschregle |
2.8 |
#ifdef PMAP_EKSPERTZ
|
| 92 |
|
|
puts("-api xmin ymin zmin xmax ymax zmax\t# region of interest");
|
| 93 |
|
|
#endif
|
| 94 |
|
|
puts("-apg file nPhotons\t\t\t# global photon map");
|
| 95 |
|
|
puts("-apc file nPhotons\t\t\t# caustic photon map");
|
| 96 |
|
|
puts("-apd file nPhotons\t\t\t# direct photon map");
|
| 97 |
|
|
puts("-app file nPhotons bwidth\t\t# precomputed global photon map");
|
| 98 |
|
|
puts("-apv file nPhotons\t\t\t# volume photon map");
|
| 99 |
|
|
puts("-apC file nPhotons\t\t\t# contribution photon map");
|
| 100 |
|
|
printf("-apD %f\t\t\t\t# predistribution factor\n", preDistrib);
|
| 101 |
|
|
printf("-apM %d\t\t\t\t\t# max predistrib passes\n", maxPreDistrib);
|
| 102 |
|
|
#if 1
|
| 103 |
rschregle |
2.10 |
/* Kept for backwards compat, will be gradually phased out by -ld, -lr */
|
| 104 |
rschregle |
2.8 |
printf("-apm %ld\t\t\t\t# limit photon bounces\n", photonMaxBounce);
|
| 105 |
|
|
#endif
|
| 106 |
rschregle |
2.10 |
puts("-apo+ mod\t\t\t\t# photon port modifier");
|
| 107 |
|
|
puts("-apO+ file\t\t\t\t# photon ports from file");
|
| 108 |
rschregle |
2.8 |
printf("-apP %f\t\t\t\t# precomputation factor\n", finalGather);
|
| 109 |
|
|
printf("-apr %d\t\t\t\t\t# random seed\n", randSeed);
|
| 110 |
|
|
puts("-aps mod\t\t\t\t# antimatter sensor modifier");
|
| 111 |
rschregle |
2.9 |
puts("-apS file\t\t\t\t# antimatter sensors from file");
|
| 112 |
rschregle |
2.8 |
|
| 113 |
|
|
printf(backvis ? "-bv+\t\t\t\t\t# back face visibility on\n"
|
| 114 |
|
|
: "-bv-\t\t\t\t\t# back face visibility off\n");
|
| 115 |
|
|
printf("-dp %.1f\t\t\t\t# PDF samples / sr\n", pdfSamples);
|
| 116 |
|
|
printf("-ds %f\t\t\t\t# source partition size ratio\n", srcsizerat);
|
| 117 |
|
|
printf("-e %s\t\t\t\t# diagnostics output file\n", diagFile);
|
| 118 |
|
|
printf(clobber ? "-fo+\t\t\t\t\t# force overwrite\n"
|
| 119 |
|
|
: "-fo-\t\t\t\t\t# do not overwrite\n");
|
| 120 |
|
|
#ifdef PMAP_EKSPERTZ
|
| 121 |
rschregle |
2.10 |
/* (Formerly) NU STUFF for Ze Exspertz! */
|
| 122 |
rschregle |
2.8 |
printf("-ld %.1f\t\t\t\t\t# limit photon distance\n", photonMaxDist);
|
| 123 |
|
|
printf("-lr %ld\t\t\t\t# limit photon bounces\n", photonMaxBounce);
|
| 124 |
|
|
#endif
|
| 125 |
|
|
printf("-ma %.2f %.2f %.2f\t\t\t# scattering albedo\n",
|
| 126 |
greg |
2.1 |
colval(salbedo,RED), colval(salbedo,GRN), colval(salbedo,BLU));
|
| 127 |
rschregle |
2.8 |
printf("-me %.2e %.2e %.2e\t\t# extinction coefficient\n",
|
| 128 |
greg |
2.1 |
colval(cextinction,RED), colval(cextinction,GRN),
|
| 129 |
|
|
colval(cextinction,BLU));
|
| 130 |
rschregle |
2.8 |
printf("-mg %.2f\t\t\t\t# scattering eccentricity\n", seccg);
|
| 131 |
rschregle |
2.6 |
#if NIX
|
| 132 |
rschregle |
2.10 |
/* Multiprocessing on NIX only; so tuff luck, Windoze Weenies! */
|
| 133 |
rschregle |
2.8 |
printf("-n %d\t\t\t\t\t# number of parallel processes\n", nproc);
|
| 134 |
rschregle |
2.6 |
#endif
|
| 135 |
rschregle |
2.8 |
printf("-t %-9d\t\t\t\t# time between reports\n", photonRepTime);
|
| 136 |
|
|
printf(verbose ? "-v+\t\t\t\t\t# verbose console output\n"
|
| 137 |
|
|
: "-v-\t\t\t\t\t# terse console output\n");
|
| 138 |
greg |
2.1 |
}
|
| 139 |
|
|
|
| 140 |
|
|
|
| 141 |
|
|
int main (int argc, char* argv [])
|
| 142 |
|
|
{
|
| 143 |
rschregle |
2.10 |
#define check(ol, al) if ( \
|
| 144 |
|
|
argv [i][ol] || badarg(argc - i - 1,argv + i + 1, al) \
|
| 145 |
|
|
) goto badopt
|
| 146 |
|
|
|
| 147 |
|
|
/* Evaluate boolean option, setting var accordingly */
|
| 148 |
schorsch |
2.3 |
#define check_bool(olen, var) switch (argv [i][olen]) { \
|
| 149 |
rschregle |
2.10 |
case '\0': \
|
| 150 |
|
|
var = !var; break; \
|
| 151 |
|
|
case 'y': case 'Y': case 't': case 'T': case '+': case '1': \
|
| 152 |
|
|
var = 1; break; \
|
| 153 |
|
|
case 'n': case 'N': case 'f': case 'F': case '-': case '0': \
|
| 154 |
|
|
var = 0; break; \
|
| 155 |
|
|
default: \
|
| 156 |
|
|
goto badopt; \
|
| 157 |
|
|
}
|
| 158 |
|
|
|
| 159 |
|
|
/* Evaluate trinary option, setting bits v1 and v2 in var accordingly */
|
| 160 |
|
|
#define check_tri(olen, v1, v2, var) switch (argv [i][olen]) { \
|
| 161 |
|
|
case '\0': case '+': \
|
| 162 |
|
|
var = v1; break; \
|
| 163 |
|
|
case '-': \
|
| 164 |
|
|
var = v2; break;\
|
| 165 |
|
|
case '0': \
|
| 166 |
|
|
var = v1 | v2; break; \
|
| 167 |
|
|
default: \
|
| 168 |
|
|
goto badopt; \
|
| 169 |
|
|
}
|
| 170 |
|
|
|
| 171 |
|
|
int loadflags = IO_CHECK | IO_SCENE | IO_TREE | IO_BOUNDS,
|
| 172 |
|
|
rval, i, j, n;
|
| 173 |
|
|
char **portLp = photonPortList, **sensLp = photonSensorList,
|
| 174 |
|
|
**amblp = NULL, sbuf [MAXSTR], portFlags [2] = "\0\0";
|
| 175 |
|
|
struct stat pmstat;
|
| 176 |
greg |
2.1 |
|
| 177 |
|
|
/* Global program name */
|
| 178 |
|
|
progname = fixargv0(argv [0]);
|
| 179 |
|
|
/* Initialize object types */
|
| 180 |
|
|
initotypes();
|
| 181 |
|
|
|
| 182 |
|
|
/* Parse options */
|
| 183 |
|
|
for (i = 1; i < argc; i++) {
|
| 184 |
|
|
/* Eggs-pand arguments */
|
| 185 |
|
|
while ((rval = expandarg(&argc, &argv, i)))
|
| 186 |
|
|
if (rval < 0) {
|
| 187 |
|
|
sprintf(errmsg, "cannot eggs-pand '%s'", argv [i]);
|
| 188 |
|
|
error(SYSTEM, errmsg);
|
| 189 |
|
|
}
|
| 190 |
|
|
|
| 191 |
|
|
if (argv[i] == NULL)
|
| 192 |
|
|
break;
|
| 193 |
|
|
|
| 194 |
|
|
if (!strcmp(argv [i], "-version")) {
|
| 195 |
|
|
puts(VersionID);
|
| 196 |
|
|
quit(0);
|
| 197 |
|
|
}
|
| 198 |
|
|
|
| 199 |
|
|
if (!strcmp(argv [i], "-defaults") || !strcmp(argv [i], "-help")) {
|
| 200 |
|
|
printdefaults();
|
| 201 |
|
|
quit(0);
|
| 202 |
|
|
}
|
| 203 |
|
|
|
| 204 |
|
|
/* Get octree */
|
| 205 |
|
|
if (i == argc - 1) {
|
| 206 |
|
|
octname = argv [i];
|
| 207 |
|
|
break;
|
| 208 |
|
|
}
|
| 209 |
|
|
|
| 210 |
|
|
switch (argv [i][1]) {
|
| 211 |
rschregle |
2.9 |
case 'a': /* Ambient */
|
| 212 |
|
|
switch (argv [i][2]) {
|
| 213 |
|
|
case 'i': /* Ambient include */
|
| 214 |
|
|
case 'I':
|
| 215 |
|
|
check(3, "s");
|
| 216 |
|
|
if (ambincl != 1) {
|
| 217 |
|
|
ambincl = 1;
|
| 218 |
|
|
amblp = amblist;
|
| 219 |
|
|
}
|
| 220 |
|
|
if (argv [i][2] == 'I') {
|
| 221 |
|
|
/* Add modifiers from file */
|
| 222 |
|
|
rval = wordfile(amblp, AMBLLEN - (amblp - amblist),
|
| 223 |
|
|
getpath(argv [++i],
|
| 224 |
|
|
getrlibpath(), R_OK));
|
| 225 |
|
|
if (rval < 0) {
|
| 226 |
|
|
sprintf(errmsg,
|
| 227 |
|
|
"cannot open ambient include file \"%s\"",
|
| 228 |
|
|
argv [i]);
|
| 229 |
|
|
error(SYSTEM, errmsg);
|
| 230 |
|
|
}
|
| 231 |
|
|
amblp += rval;
|
| 232 |
|
|
}
|
| 233 |
|
|
else {
|
| 234 |
|
|
/* Add modifier from next arg */
|
| 235 |
|
|
*amblp++ = savqstr(argv [++i]);
|
| 236 |
|
|
*amblp = NULL;
|
| 237 |
|
|
}
|
| 238 |
|
|
break;
|
| 239 |
|
|
|
| 240 |
|
|
case 'e': /* Ambient exclude */
|
| 241 |
|
|
case 'E':
|
| 242 |
|
|
check(3, "s");
|
| 243 |
|
|
if (ambincl != 0) {
|
| 244 |
|
|
ambincl = 0;
|
| 245 |
|
|
amblp = amblist;
|
| 246 |
|
|
}
|
| 247 |
|
|
if (argv [i][2] == 'E') {
|
| 248 |
|
|
/* Add modifiers from file */
|
| 249 |
|
|
rval = wordfile(amblp, AMBLLEN - (amblp - amblist),
|
| 250 |
|
|
getpath(argv [++i],
|
| 251 |
|
|
getrlibpath(), R_OK));
|
| 252 |
|
|
if (rval < 0) {
|
| 253 |
|
|
sprintf(errmsg,
|
| 254 |
|
|
"cannot open ambient exclude file \"%s\"",
|
| 255 |
|
|
argv [i]);
|
| 256 |
|
|
error(SYSTEM, errmsg);
|
| 257 |
|
|
}
|
| 258 |
|
|
amblp += rval;
|
| 259 |
|
|
}
|
| 260 |
|
|
else {
|
| 261 |
|
|
/* Add modifier from next arg */
|
| 262 |
|
|
*amblp++ = savqstr(argv [++i]);
|
| 263 |
|
|
*amblp = NULL;
|
| 264 |
|
|
}
|
| 265 |
|
|
break;
|
| 266 |
greg |
2.1 |
|
| 267 |
rschregle |
2.9 |
case 'p': /* Pmap-specific */
|
| 268 |
|
|
switch (argv [i][3]) {
|
| 269 |
|
|
case 'g': /* Global photon map */
|
| 270 |
|
|
check(4, "ss");
|
| 271 |
|
|
globalPmapParams.fileName = argv [++i];
|
| 272 |
|
|
globalPmapParams.distribTarget =
|
| 273 |
|
|
parseMultiplier(argv [++i]);
|
| 274 |
|
|
if (!globalPmapParams.distribTarget)
|
| 275 |
|
|
goto badopt;
|
| 276 |
|
|
globalPmapParams.minGather =
|
| 277 |
|
|
globalPmapParams.maxGather = 0;
|
| 278 |
|
|
break;
|
| 279 |
greg |
2.1 |
|
| 280 |
rschregle |
2.9 |
case 'p': /* Precomputed global photon map */
|
| 281 |
|
|
check(4, "ssi");
|
| 282 |
|
|
preCompPmapParams.fileName = argv [++i];
|
| 283 |
|
|
preCompPmapParams.distribTarget =
|
| 284 |
|
|
parseMultiplier(argv [++i]);
|
| 285 |
|
|
if (!preCompPmapParams.distribTarget)
|
| 286 |
|
|
goto badopt;
|
| 287 |
|
|
preCompPmapParams.minGather =
|
| 288 |
|
|
preCompPmapParams.maxGather = atoi(argv [++i]);
|
| 289 |
|
|
if (!preCompPmapParams.maxGather)
|
| 290 |
|
|
goto badopt;
|
| 291 |
|
|
break;
|
| 292 |
greg |
2.1 |
|
| 293 |
rschregle |
2.9 |
case 'c': /* Caustic photon map */
|
| 294 |
|
|
check(4, "ss");
|
| 295 |
|
|
causticPmapParams.fileName = argv [++i];
|
| 296 |
|
|
causticPmapParams.distribTarget =
|
| 297 |
|
|
parseMultiplier(argv [++i]);
|
| 298 |
|
|
if (!causticPmapParams.distribTarget)
|
| 299 |
|
|
goto badopt;
|
| 300 |
|
|
break;
|
| 301 |
|
|
|
| 302 |
|
|
case 'v': /* Volume photon map */
|
| 303 |
|
|
check(4, "ss");
|
| 304 |
|
|
volumePmapParams.fileName = argv [++i];
|
| 305 |
|
|
volumePmapParams.distribTarget =
|
| 306 |
|
|
parseMultiplier(argv [++i]);
|
| 307 |
|
|
if (!volumePmapParams.distribTarget)
|
| 308 |
|
|
goto badopt;
|
| 309 |
|
|
break;
|
| 310 |
|
|
|
| 311 |
|
|
case 'd': /* Direct photon map */
|
| 312 |
|
|
check(4, "ss");
|
| 313 |
|
|
directPmapParams.fileName = argv [++i];
|
| 314 |
|
|
directPmapParams.distribTarget =
|
| 315 |
|
|
parseMultiplier(argv [++i]);
|
| 316 |
|
|
if (!directPmapParams.distribTarget)
|
| 317 |
|
|
goto badopt;
|
| 318 |
|
|
break;
|
| 319 |
|
|
|
| 320 |
|
|
case 'C': /* Contribution photon map */
|
| 321 |
|
|
check(4, "ss");
|
| 322 |
|
|
contribPmapParams.fileName = argv [++i];
|
| 323 |
|
|
contribPmapParams.distribTarget =
|
| 324 |
|
|
parseMultiplier(argv [++i]);
|
| 325 |
|
|
if (!contribPmapParams.distribTarget)
|
| 326 |
|
|
goto badopt;
|
| 327 |
|
|
break;
|
| 328 |
|
|
|
| 329 |
|
|
case 'D': /* Predistribution factor */
|
| 330 |
|
|
check(4, "f");
|
| 331 |
|
|
preDistrib = atof(argv [++i]);
|
| 332 |
|
|
if (preDistrib <= 0)
|
| 333 |
|
|
error(USER, "predistrib factor must be > 0");
|
| 334 |
|
|
break;
|
| 335 |
|
|
|
| 336 |
|
|
case 'M': /* Max predistribution passes */
|
| 337 |
|
|
check(4, "i");
|
| 338 |
|
|
maxPreDistrib = atoi(argv [++i]);
|
| 339 |
|
|
if (maxPreDistrib <= 0)
|
| 340 |
|
|
error(USER, "max predistrib passes must be > 0");
|
| 341 |
|
|
break;
|
| 342 |
rschregle |
2.8 |
|
| 343 |
|
|
#if 1
|
| 344 |
rschregle |
2.9 |
/* Kept for backwards compat, to be phased out by -lr */
|
| 345 |
|
|
case 'm': /* Max photon bounces */
|
| 346 |
|
|
check(4, "i");
|
| 347 |
|
|
photonMaxBounce = atol(argv [++i]);
|
| 348 |
|
|
if (photonMaxBounce <= 0)
|
| 349 |
|
|
error(USER, "max photon bounces must be > 0");
|
| 350 |
|
|
break;
|
| 351 |
rschregle |
2.8 |
#endif
|
| 352 |
rschregle |
2.9 |
|
| 353 |
|
|
#ifdef PMAP_EKSPERTZ
|
| 354 |
|
|
case 'i': /* Add region of interest */
|
| 355 |
|
|
check(4, "ffffff");
|
| 356 |
|
|
n = pmapNumROI;
|
| 357 |
|
|
pmapROI = realloc(pmapROI,
|
| 358 |
|
|
++pmapNumROI * sizeof(PhotonMapROI));
|
| 359 |
|
|
if (!pmapROI)
|
| 360 |
|
|
error(SYSTEM, "failed to allocate ROI");
|
| 361 |
|
|
pmapROI [n].min [0] = atof(argv [++i]);
|
| 362 |
|
|
pmapROI [n].min [1] = atof(argv [++i]);
|
| 363 |
|
|
pmapROI [n].min [2] = atof(argv [++i]);
|
| 364 |
|
|
pmapROI [n].max [0] = atof(argv [++i]);
|
| 365 |
|
|
pmapROI [n].max [1] = atof(argv [++i]);
|
| 366 |
|
|
pmapROI [n].max [2] = atof(argv [++i]);
|
| 367 |
|
|
for (j = 0; j < 3; j++)
|
| 368 |
|
|
if (pmapROI [n].min [j] >= pmapROI [n].max [j])
|
| 369 |
|
|
error(USER, "invalid region of interest "
|
| 370 |
|
|
"(swapped min/max?)");
|
| 371 |
|
|
break;
|
| 372 |
rschregle |
2.8 |
#endif
|
| 373 |
greg |
2.1 |
|
| 374 |
rschregle |
2.9 |
case 'P': /* Global photon precomp ratio */
|
| 375 |
|
|
check(4, "f");
|
| 376 |
|
|
finalGather = atof(argv [++i]);
|
| 377 |
|
|
if (finalGather <= 0 || finalGather > 1)
|
| 378 |
|
|
error(USER, "global photon precomputation ratio "
|
| 379 |
|
|
"must be in range ]0, 1]");
|
| 380 |
|
|
break;
|
| 381 |
|
|
|
| 382 |
|
|
case 'o': /* Photon port */
|
| 383 |
|
|
case 'O':
|
| 384 |
rschregle |
2.10 |
/* Check for bad arg and length, taking into account
|
| 385 |
|
|
* default forward orientation if none specified, in
|
| 386 |
|
|
* order to maintain previous behaviour */
|
| 387 |
|
|
check(argv [i][4] ? 5 : 4, "s");
|
| 388 |
|
|
/* Get port orientation flags */
|
| 389 |
|
|
check_tri(
|
| 390 |
|
|
4, PMAP_PORTFWD, PMAP_PORTBWD, portFlags [0]
|
| 391 |
|
|
);
|
| 392 |
|
|
|
| 393 |
rschregle |
2.9 |
if (argv [i][3] == 'O') {
|
| 394 |
|
|
/* Add port modifiers from file */
|
| 395 |
rschregle |
2.10 |
rval = wordfile(
|
| 396 |
|
|
portLp, MAXSET - (portLp - photonPortList),
|
| 397 |
|
|
getpath(argv [++i], getrlibpath(), R_OK)
|
| 398 |
|
|
);
|
| 399 |
rschregle |
2.9 |
if (rval < 0) {
|
| 400 |
rschregle |
2.10 |
sprintf(
|
| 401 |
|
|
errmsg, "cannot open photon port file %s",
|
| 402 |
|
|
argv [i]
|
| 403 |
|
|
);
|
| 404 |
rschregle |
2.9 |
error(SYSTEM, errmsg);
|
| 405 |
|
|
}
|
| 406 |
rschregle |
2.10 |
/* HACK: append port orientation flags to every
|
| 407 |
|
|
* modifier; note this requires reallocation */
|
| 408 |
|
|
for (; rval--; portLp++) {
|
| 409 |
|
|
j = strlen(*portLp);
|
| 410 |
|
|
if (!(*portLp = realloc(*portLp, j + 2))) {
|
| 411 |
|
|
sprintf(
|
| 412 |
|
|
errmsg,
|
| 413 |
|
|
"cannot allocate photon port modifiers"
|
| 414 |
|
|
" from file %s", argv [i]
|
| 415 |
|
|
);
|
| 416 |
|
|
error(SYSTEM, errmsg);
|
| 417 |
|
|
}
|
| 418 |
|
|
strcat(*portLp, portFlags);
|
| 419 |
|
|
}
|
| 420 |
rschregle |
2.9 |
}
|
| 421 |
|
|
else {
|
| 422 |
rschregle |
2.10 |
/* Append port flags to port modifier, add to
|
| 423 |
|
|
* port list and mark of end list with NULL */
|
| 424 |
|
|
strcpy(sbuf, argv [++i]);
|
| 425 |
|
|
strcat(sbuf, portFlags);
|
| 426 |
|
|
*portLp++ = savqstr(sbuf);
|
| 427 |
rschregle |
2.9 |
*portLp = NULL;
|
| 428 |
|
|
}
|
| 429 |
|
|
break;
|
| 430 |
|
|
|
| 431 |
|
|
case 'r': /* Random seed */
|
| 432 |
|
|
check(4, "i");
|
| 433 |
|
|
randSeed = atoi(argv [++i]);
|
| 434 |
|
|
break;
|
| 435 |
|
|
|
| 436 |
|
|
case 's': /* Antimatter sensor */
|
| 437 |
|
|
case 'S':
|
| 438 |
|
|
check(4, "s");
|
| 439 |
|
|
if (argv[i][3] == 'S') {
|
| 440 |
|
|
/* Add sensor modifiers from file */
|
| 441 |
|
|
rval = wordfile(sensLp,
|
| 442 |
|
|
MAXSET - (sensLp - photonSensorList),
|
| 443 |
|
|
getpath(argv [++i],
|
| 444 |
|
|
getrlibpath(), R_OK));
|
| 445 |
|
|
if (rval < 0) {
|
| 446 |
|
|
sprintf(errmsg,
|
| 447 |
|
|
"cannot open antimatter sensor file %s",
|
| 448 |
|
|
argv [i]);
|
| 449 |
|
|
error(SYSTEM, errmsg);
|
| 450 |
|
|
}
|
| 451 |
|
|
sensLp += rval;
|
| 452 |
|
|
}
|
| 453 |
|
|
else {
|
| 454 |
|
|
/* Append modifier to sensor list, mark end with
|
| 455 |
|
|
* NULL */
|
| 456 |
|
|
*sensLp++ = savqstr(argv [++i]);
|
| 457 |
|
|
*sensLp = NULL;
|
| 458 |
|
|
}
|
| 459 |
|
|
break;
|
| 460 |
|
|
|
| 461 |
|
|
default: goto badopt;
|
| 462 |
greg |
2.1 |
}
|
| 463 |
rschregle |
2.9 |
break;
|
| 464 |
greg |
2.1 |
|
| 465 |
rschregle |
2.9 |
default: goto badopt;
|
| 466 |
greg |
2.1 |
}
|
| 467 |
|
|
break;
|
| 468 |
rschregle |
2.9 |
|
| 469 |
|
|
case 'b': /* Back face visibility */
|
| 470 |
greg |
2.1 |
if (argv [i][2] == 'v') {
|
| 471 |
schorsch |
2.3 |
check_bool(3, backvis);
|
| 472 |
greg |
2.1 |
}
|
| 473 |
|
|
else goto badopt;
|
| 474 |
|
|
break;
|
| 475 |
|
|
|
| 476 |
|
|
case 'd': /* Direct */
|
| 477 |
|
|
switch (argv [i][2]) {
|
| 478 |
|
|
case 'p': /* PDF samples */
|
| 479 |
|
|
check(3, "f");
|
| 480 |
|
|
pdfSamples = atof(argv [++i]);
|
| 481 |
|
|
break;
|
| 482 |
|
|
|
| 483 |
|
|
case 's': /* Source partition size ratio */
|
| 484 |
|
|
check(3, "f");
|
| 485 |
|
|
srcsizerat = atof(argv [++i]);
|
| 486 |
|
|
break;
|
| 487 |
|
|
|
| 488 |
|
|
default: goto badopt;
|
| 489 |
|
|
}
|
| 490 |
|
|
break;
|
| 491 |
|
|
|
| 492 |
|
|
case 'e': /* Diagnostics file */
|
| 493 |
|
|
check(2, "s");
|
| 494 |
|
|
diagFile = argv [++i];
|
| 495 |
|
|
break;
|
| 496 |
|
|
|
| 497 |
rschregle |
2.9 |
case 'f': /* Force overwrite */
|
| 498 |
greg |
2.1 |
if (argv [i][2] == 'o') {
|
| 499 |
schorsch |
2.3 |
check_bool(3, clobber);
|
| 500 |
greg |
2.1 |
}
|
| 501 |
|
|
else goto badopt;
|
| 502 |
|
|
break;
|
| 503 |
rschregle |
2.9 |
|
| 504 |
rschregle |
2.8 |
#ifdef PMAP_EKSPERTZ
|
| 505 |
|
|
case 'l': /* Limits */
|
| 506 |
|
|
switch (argv [i][2]) {
|
| 507 |
|
|
case 'd': /* Limit photon path distance */
|
| 508 |
|
|
check(3, "f");
|
| 509 |
|
|
photonMaxDist = atof(argv [++i]);
|
| 510 |
|
|
if (photonMaxDist <= 0)
|
| 511 |
|
|
error(USER, "max photon distance must be > 0");
|
| 512 |
|
|
break;
|
| 513 |
|
|
|
| 514 |
|
|
case 'r': /* Limit photon bounces */
|
| 515 |
|
|
check(3, "i");
|
| 516 |
|
|
photonMaxBounce = atol(argv [++i]);
|
| 517 |
|
|
if (photonMaxBounce <= 0)
|
| 518 |
|
|
error(USER, "max photon bounces must be > 0");
|
| 519 |
|
|
break;
|
| 520 |
|
|
|
| 521 |
|
|
default: goto badopt;
|
| 522 |
|
|
}
|
| 523 |
|
|
break;
|
| 524 |
|
|
#endif
|
| 525 |
rschregle |
2.9 |
|
| 526 |
greg |
2.1 |
case 'm': /* Medium */
|
| 527 |
|
|
switch (argv[i][2]) {
|
| 528 |
|
|
case 'e': /* Eggs-tinction coefficient */
|
| 529 |
|
|
check(3, "fff");
|
| 530 |
|
|
setcolor(cextinction, atof(argv [i + 1]),
|
| 531 |
|
|
atof(argv [i + 2]), atof(argv [i + 3]));
|
| 532 |
|
|
i += 3;
|
| 533 |
|
|
break;
|
| 534 |
|
|
|
| 535 |
|
|
case 'a': /* Albedo */
|
| 536 |
|
|
check(3, "fff");
|
| 537 |
|
|
setcolor(salbedo, atof(argv [i + 1]),
|
| 538 |
|
|
atof(argv [i + 2]), atof(argv [i + 3]));
|
| 539 |
|
|
i += 3;
|
| 540 |
|
|
break;
|
| 541 |
|
|
|
| 542 |
|
|
case 'g': /* Scattering eccentricity */
|
| 543 |
|
|
check(3, "f");
|
| 544 |
|
|
seccg = atof(argv [++i]);
|
| 545 |
|
|
break;
|
| 546 |
|
|
|
| 547 |
|
|
default: goto badopt;
|
| 548 |
|
|
}
|
| 549 |
|
|
break;
|
| 550 |
rschregle |
2.9 |
|
| 551 |
rschregle |
2.6 |
#if NIX
|
| 552 |
|
|
case 'n': /* Num parallel processes (NIX only) */
|
| 553 |
rschregle |
2.5 |
check(2, "i");
|
| 554 |
|
|
nproc = atoi(argv [++i]);
|
| 555 |
|
|
|
| 556 |
|
|
if (nproc > PMAP_MAXPROC) {
|
| 557 |
|
|
nproc = PMAP_MAXPROC;
|
| 558 |
|
|
sprintf(errmsg, "too many parallel processes, clamping to "
|
| 559 |
|
|
"%d\n", nproc);
|
| 560 |
|
|
error(WARNING, errmsg);
|
| 561 |
rschregle |
2.6 |
}
|
| 562 |
rschregle |
2.5 |
break;
|
| 563 |
rschregle |
2.9 |
#endif
|
| 564 |
|
|
|
| 565 |
greg |
2.1 |
case 't': /* Timer */
|
| 566 |
|
|
check(2, "i");
|
| 567 |
|
|
photonRepTime = atoi(argv [++i]);
|
| 568 |
|
|
break;
|
| 569 |
rschregle |
2.6 |
|
| 570 |
|
|
case 'v': /* Verbosity */
|
| 571 |
|
|
check_bool(2, verbose);
|
| 572 |
rschregle |
2.9 |
break;
|
| 573 |
|
|
|
| 574 |
rschregle |
2.5 |
#ifdef EVALDRC_HACK
|
| 575 |
|
|
case 'A': /* Angular source file */
|
| 576 |
|
|
check(2,"s");
|
| 577 |
|
|
angsrcfile = argv[++i];
|
| 578 |
|
|
break;
|
| 579 |
rschregle |
2.9 |
#endif
|
| 580 |
|
|
|
| 581 |
|
|
default: goto badopt;
|
| 582 |
greg |
2.1 |
}
|
| 583 |
|
|
}
|
| 584 |
|
|
|
| 585 |
|
|
/* Open diagnostics file */
|
| 586 |
|
|
if (diagFile) {
|
| 587 |
|
|
if (!freopen(diagFile, "a", stderr)) quit(2);
|
| 588 |
|
|
fprintf(stderr, "**************\n*** PID %5d: ", getpid());
|
| 589 |
|
|
printargs(argc, argv, stderr);
|
| 590 |
|
|
putc('\n', stderr);
|
| 591 |
|
|
fflush(stderr);
|
| 592 |
|
|
}
|
| 593 |
|
|
|
| 594 |
|
|
#ifdef NICE
|
| 595 |
|
|
/* Lower priority */
|
| 596 |
|
|
nice(NICE);
|
| 597 |
|
|
#endif
|
| 598 |
|
|
|
| 599 |
|
|
if (octname == NULL)
|
| 600 |
|
|
error(USER, "missing octree argument");
|
| 601 |
|
|
|
| 602 |
|
|
/* Allocate photon maps and set parameters */
|
| 603 |
|
|
for (i = 0; i < NUM_PMAP_TYPES; i++) {
|
| 604 |
|
|
setPmapParam(photonMaps + i, pmapParams + i);
|
| 605 |
|
|
|
| 606 |
|
|
/* Don't overwrite existing photon map unless clobbering enabled */
|
| 607 |
|
|
if (photonMaps [i] && !stat(photonMaps [i] -> fileName, &pmstat) &&
|
| 608 |
|
|
!clobber) {
|
| 609 |
|
|
sprintf(errmsg, "photon map file %s exists, not overwritten",
|
| 610 |
|
|
photonMaps [i] -> fileName);
|
| 611 |
|
|
error(USER, errmsg);
|
| 612 |
|
|
}
|
| 613 |
|
|
}
|
| 614 |
|
|
|
| 615 |
|
|
for (i = 0; i < NUM_PMAP_TYPES && !photonMaps [i]; i++);
|
| 616 |
|
|
if (i >= NUM_PMAP_TYPES)
|
| 617 |
|
|
error(USER, "no photon maps specified");
|
| 618 |
|
|
|
| 619 |
|
|
readoct(octname, loadflags, &thescene, NULL);
|
| 620 |
rschregle |
2.5 |
#ifdef EVALDRC_HACK
|
| 621 |
|
|
if (angsrcfile)
|
| 622 |
|
|
readobj(angsrcfile); /* load angular sources */
|
| 623 |
rschregle |
2.6 |
#endif
|
| 624 |
greg |
2.1 |
nsceneobjs = nobjects;
|
| 625 |
|
|
|
| 626 |
|
|
/* Get sources */
|
| 627 |
|
|
marksources();
|
| 628 |
|
|
|
| 629 |
|
|
/* Do forward pass and build photon maps */
|
| 630 |
|
|
if (contribPmap)
|
| 631 |
|
|
/* Just build contrib pmap, ignore others */
|
| 632 |
rschregle |
2.5 |
distribPhotonContrib(contribPmap, nproc);
|
| 633 |
greg |
2.1 |
else
|
| 634 |
rschregle |
2.5 |
distribPhotons(photonMaps, nproc);
|
| 635 |
greg |
2.1 |
|
| 636 |
|
|
/* Save photon maps; no idea why GCC needs an explicit cast here... */
|
| 637 |
|
|
savePmaps((const PhotonMap**)photonMaps, argc, argv);
|
| 638 |
|
|
cleanUpPmaps(photonMaps);
|
| 639 |
|
|
|
| 640 |
|
|
quit(0);
|
| 641 |
|
|
|
| 642 |
|
|
badopt:
|
| 643 |
|
|
sprintf(errmsg, "command line error at '%s'", argv[i]);
|
| 644 |
|
|
error(USER, errmsg);
|
| 645 |
|
|
|
| 646 |
|
|
#undef check
|
| 647 |
schorsch |
2.3 |
#undef check_bool
|
| 648 |
greg |
2.1 |
return 0;
|
| 649 |
|
|
}
|
