| 1 | greg | 2.1 | #ifndef lint | 
| 2 | greg | 2.3 | static const char       RCSid[] = "$Id: rxcmain.cpp,v 2.2 2024/10/29 19:47:19 greg Exp $"; | 
| 3 | greg | 2.1 | #endif | 
| 4 |  |  | /* | 
| 5 |  |  | *  rxcmain.c - main for rxcontrib ray contribution tracer | 
| 6 |  |  | */ | 
| 7 |  |  |  | 
| 8 |  |  | #include "copyright.h" | 
| 9 |  |  |  | 
| 10 |  |  | #include <signal.h> | 
| 11 |  |  | #include <time.h> | 
| 12 |  |  | #include <ctype.h> | 
| 13 |  |  | #include "RcontribSimulManager.h" | 
| 14 |  |  | #include "platform.h" | 
| 15 |  |  | #include "func.h" | 
| 16 |  |  |  | 
| 17 |  |  | const char      *sigerr[NSIG];          /* signal error messages */ | 
| 18 |  |  |  | 
| 19 |  |  | int     nproc = 1;                      /* number of processes requested */ | 
| 20 |  |  |  | 
| 21 |  |  | int     inpfmt = 'a';                   /* input format */ | 
| 22 |  |  | int     outfmt = 'f';                   /* output format */ | 
| 23 |  |  |  | 
| 24 |  |  | int     report_intvl = 0;               /* reporting interval (seconds) */ | 
| 25 |  |  |  | 
| 26 |  |  | extern char *   progname;               // global argv[0] | 
| 27 |  |  |  | 
| 28 |  |  | RcontribSimulManager    myRCmanager;    // global rcontrib simulation manager | 
| 29 |  |  |  | 
| 30 |  |  | #define RCONTRIB_FEATURES       "Multiprocessing\n" \ | 
| 31 |  |  | "Accumulation\nRecovery\n" \ | 
| 32 |  |  | "ImmediateIrradiance\n" \ | 
| 33 | greg | 2.2 | "ProgressReporting\nDistanceLimiting\n" \ | 
| 34 | greg | 2.1 | "InputFormats=a,f,d\nOutputFormats=f,d,c\n" \ | 
| 35 |  |  | "Outputs=V,W\n" \ | 
| 36 |  |  | "OutputCS=RGB,spec\n" | 
| 37 |  |  |  | 
| 38 |  |  | static void     rxcontrib(const int rstart = 0); | 
| 39 |  |  |  | 
| 40 |  |  | static void | 
| 41 |  |  | printdefaults(void)                     /* print default values to stdout */ | 
| 42 |  |  | { | 
| 43 |  |  | printf("-c %-5d\t\t\t# accumulated rays per record\n", myRCmanager.accum); | 
| 44 |  |  | printf("-V%c\t\t\t\t# output %s\n", contrib ? '+' : '-', | 
| 45 |  |  | contrib ? "contributions" : "coefficients"); | 
| 46 | greg | 2.2 | if (myRCmanager.HasFlag(RTimmIrrad)) | 
| 47 | greg | 2.1 | printf("-I+\t\t\t\t# immediate irradiance on\n"); | 
| 48 |  |  | printf("-n %-2d\t\t\t\t# number of rendering processes\n", nproc); | 
| 49 |  |  | if (xres > 0) | 
| 50 |  |  | printf("-x %-9d\t\t\t# x resolution\n", xres); | 
| 51 |  |  | printf("-y %-9d\t\t\t# y resolution\n", yres); | 
| 52 | greg | 2.2 | printf(myRCmanager.HasFlag(RTlimDist) ? | 
| 53 |  |  | "-ld+\t\t\t\t# limit distance on\n" : | 
| 54 | greg | 2.1 | "-ld-\t\t\t\t# limit distance off\n"); | 
| 55 |  |  | printf("-f%c%c\t\t\t\t# format input/output = %s/%s\n", | 
| 56 |  |  | inpfmt, outfmt, formstr(inpfmt), formstr(outfmt)); | 
| 57 |  |  | if (report_intvl > 0) | 
| 58 |  |  | printf("-t %-9d\t\t\t#  time between reports\n", report_intvl); | 
| 59 |  |  | printf(erract[WARNING].pf != NULL ? | 
| 60 |  |  | "-w+\t\t\t\t# warning messages on\n" : | 
| 61 |  |  | "-w-\t\t\t\t# warning messages off\n"); | 
| 62 |  |  | print_rdefaults(); | 
| 63 |  |  | } | 
| 64 |  |  |  | 
| 65 |  |  |  | 
| 66 |  |  | static void | 
| 67 |  |  | onsig(                          /* fatal signal */ | 
| 68 |  |  | int  signo | 
| 69 |  |  | ) | 
| 70 |  |  | { | 
| 71 |  |  | static int  gotsig = 0; | 
| 72 |  |  |  | 
| 73 |  |  | if (gotsig++)                   /* two signals and we're gone! */ | 
| 74 |  |  | _exit(signo); | 
| 75 |  |  |  | 
| 76 |  |  | #ifdef SIGALRM | 
| 77 |  |  | alarm(15);                      /* allow 15 seconds to clean up */ | 
| 78 |  |  | signal(SIGALRM, SIG_DFL);       /* make certain we do die */ | 
| 79 |  |  | #endif | 
| 80 |  |  | eputs("signal - "); | 
| 81 |  |  | eputs(sigerr[signo]); | 
| 82 |  |  | eputs("\n"); | 
| 83 |  |  | quit(3); | 
| 84 |  |  | } | 
| 85 |  |  |  | 
| 86 |  |  |  | 
| 87 |  |  | static void | 
| 88 |  |  | sigdie(                 /* set fatal signal */ | 
| 89 |  |  | int  signo, | 
| 90 |  |  | const char  *msg | 
| 91 |  |  | ) | 
| 92 |  |  | { | 
| 93 |  |  | if (signal(signo, onsig) == SIG_IGN) | 
| 94 |  |  | signal(signo, SIG_IGN); | 
| 95 |  |  | sigerr[signo] = msg; | 
| 96 |  |  | } | 
| 97 |  |  |  | 
| 98 |  |  | const char * | 
| 99 |  |  | formstr(int f)                          // return format identifier | 
| 100 |  |  | { | 
| 101 |  |  | switch (f) { | 
| 102 |  |  | case 'a': return("ascii"); | 
| 103 |  |  | case 'f': return("float"); | 
| 104 |  |  | case 'd': return("double"); | 
| 105 |  |  | case 'c': return(NCSAMP==3 ? COLRFMT : SPECFMT); | 
| 106 |  |  | } | 
| 107 |  |  | return("unknown"); | 
| 108 |  |  | } | 
| 109 |  |  |  | 
| 110 |  |  | /* set input/output format */ | 
| 111 |  |  | static void | 
| 112 |  |  | setformat(const char *fmt) | 
| 113 |  |  | { | 
| 114 |  |  | switch (fmt[0]) { | 
| 115 |  |  | case 'f': | 
| 116 |  |  | case 'd': | 
| 117 |  |  | SET_FILE_BINARY(stdin); | 
| 118 |  |  | /* fall through */ | 
| 119 |  |  | case 'a': | 
| 120 |  |  | inpfmt = fmt[0]; | 
| 121 |  |  | break; | 
| 122 |  |  | default: | 
| 123 |  |  | goto fmterr; | 
| 124 |  |  | } | 
| 125 |  |  | switch (fmt[1]) { | 
| 126 |  |  | case '\0': | 
| 127 |  |  | if (inpfmt == 'a') | 
| 128 |  |  | goto fmterr; | 
| 129 |  |  | outfmt = inpfmt; | 
| 130 |  |  | return; | 
| 131 |  |  | case 'f': | 
| 132 |  |  | case 'd': | 
| 133 |  |  | case 'c': | 
| 134 |  |  | outfmt = fmt[1]; | 
| 135 |  |  | break; | 
| 136 |  |  | default: | 
| 137 |  |  | goto fmterr; | 
| 138 |  |  | } | 
| 139 |  |  | if (!fmt[2]) | 
| 140 |  |  | return; | 
| 141 |  |  | fmterr: | 
| 142 |  |  | sprintf(errmsg, "Unsupported i/o format: -f%s", fmt); | 
| 143 |  |  | error(USER, errmsg); | 
| 144 |  |  | } | 
| 145 |  |  |  | 
| 146 |  |  |  | 
| 147 |  |  | /* Set overriding options */ | 
| 148 |  |  | static void | 
| 149 |  |  | override_options(void) | 
| 150 |  |  | { | 
| 151 |  |  | shadthresh = 0; | 
| 152 |  |  | ambssamp = 0; | 
| 153 |  |  | ambacc = 0; | 
| 154 |  |  | } | 
| 155 |  |  |  | 
| 156 |  |  |  | 
| 157 |  |  | int | 
| 158 |  |  | main(int argc, char *argv[]) | 
| 159 |  |  | { | 
| 160 |  |  | #define  check(ol,al)           if (argv[i][ol] || \ | 
| 161 |  |  | badarg(argc-i-1,argv+i+1,al)) \ | 
| 162 |  |  | goto badopt | 
| 163 |  |  | #define  check_bool(olen,var)           switch (argv[i][olen]) { \ | 
| 164 |  |  | case '\0': var = !var; break; \ | 
| 165 |  |  | case 'y': case 'Y': case 't': case 'T': \ | 
| 166 |  |  | case '+': case '1': var = 1; break; \ | 
| 167 |  |  | case 'n': case 'N': case 'f': case 'F': \ | 
| 168 |  |  | case '-': case '0': var = 0; break; \ | 
| 169 |  |  | default: goto badopt; } | 
| 170 |  |  | int     force_open = 0; | 
| 171 |  |  | int     recover = 0; | 
| 172 |  |  | char    *curout = NULL; | 
| 173 |  |  | char    *prms = NULL; | 
| 174 |  |  | char    *binval = NULL; | 
| 175 |  |  | int     bincnt = 0; | 
| 176 |  |  | int     rval; | 
| 177 |  |  | int     i; | 
| 178 |  |  | /* global program name */ | 
| 179 |  |  | progname = argv[0]; | 
| 180 |  |  | /* feature check only? */ | 
| 181 |  |  | strcat(RFeatureList, RCONTRIB_FEATURES); | 
| 182 |  |  | if (argc > 1 && !strcmp(argv[1], "-features")) | 
| 183 |  |  | return feature_status(argc-2, argv+2); | 
| 184 |  |  | /* initialize calcomp routines early */ | 
| 185 |  |  | initfunc(); | 
| 186 |  |  | calcontext(RCCONTEXT); | 
| 187 | greg | 2.3 | esupport &= ~E_REDEFW;          /* temporary */ | 
| 188 | greg | 2.1 | /* option city */ | 
| 189 |  |  | for (i = 1; i < argc; i++) { | 
| 190 |  |  | /* expand arguments */ | 
| 191 |  |  | while ((rval = expandarg(&argc, &argv, i)) > 0) | 
| 192 |  |  | ; | 
| 193 |  |  | if (rval < 0) { | 
| 194 |  |  | sprintf(errmsg, "cannot expand '%s'", argv[i]); | 
| 195 |  |  | error(SYSTEM, errmsg); | 
| 196 |  |  | } | 
| 197 |  |  | if (argv[i] == NULL || argv[i][0] != '-') | 
| 198 |  |  | break;                  /* break from options */ | 
| 199 |  |  | if (!strcmp(argv[i], "-version")) { | 
| 200 |  |  | puts(VersionID); | 
| 201 |  |  | quit(0); | 
| 202 |  |  | } | 
| 203 |  |  | if (!strcmp(argv[i], "-defaults") || | 
| 204 |  |  | !strcmp(argv[i], "-help")) { | 
| 205 |  |  | override_options(); | 
| 206 |  |  | printdefaults(); | 
| 207 |  |  | quit(0); | 
| 208 |  |  | } | 
| 209 |  |  | rval = getrenderopt(argc-i, argv+i); | 
| 210 |  |  | if (rval >= 0) { | 
| 211 |  |  | i += rval; | 
| 212 |  |  | continue; | 
| 213 |  |  | } | 
| 214 |  |  | switch (argv[i][1]) { | 
| 215 | greg | 2.2 | case 'n':                       /* number of processes */ | 
| 216 | greg | 2.1 | check(2,"i"); | 
| 217 |  |  | nproc = atoi(argv[++i]); | 
| 218 |  |  | if (nproc < 0 && (nproc += RadSimulManager::GetNCores()) <= 0) | 
| 219 |  |  | nproc = 1; | 
| 220 |  |  | break; | 
| 221 | greg | 2.2 | case 'V':                       /* output contributions? */ | 
| 222 | greg | 2.1 | check_bool(2,contrib); | 
| 223 |  |  | break; | 
| 224 |  |  | case 'x':                       /* x resolution */ | 
| 225 |  |  | check(2,"i"); | 
| 226 |  |  | xres = atoi(argv[++i]); | 
| 227 |  |  | break; | 
| 228 |  |  | case 'y':                       /* y resolution */ | 
| 229 |  |  | check(2,"i"); | 
| 230 |  |  | yres = atoi(argv[++i]); | 
| 231 |  |  | break; | 
| 232 | greg | 2.2 | case 'w':                       /* warnings on/off */ | 
| 233 | greg | 2.1 | rval = (erract[WARNING].pf != NULL); | 
| 234 |  |  | check_bool(2,rval); | 
| 235 |  |  | if (rval) erract[WARNING].pf = wputs; | 
| 236 |  |  | else erract[WARNING].pf = NULL; | 
| 237 |  |  | break; | 
| 238 | greg | 2.2 | case 'e':                       /* .cal expression */ | 
| 239 | greg | 2.1 | check(2,"s"); | 
| 240 |  |  | scompile(argv[++i], NULL, 0); | 
| 241 |  |  | break; | 
| 242 |  |  | case 'l':                       /* limit distance */ | 
| 243 |  |  | if (argv[i][2] != 'd') | 
| 244 |  |  | goto badopt; | 
| 245 | greg | 2.2 | rval = myRCmanager.HasFlag(RTlimDist); | 
| 246 |  |  | check_bool(3,rval); | 
| 247 |  |  | myRCmanager.SetFlag(RTlimDist, rval); | 
| 248 | greg | 2.1 | break; | 
| 249 |  |  | case 'I':                       /* immed. irradiance */ | 
| 250 | greg | 2.2 | rval = myRCmanager.HasFlag(RTimmIrrad); | 
| 251 |  |  | check_bool(2,rval); | 
| 252 |  |  | myRCmanager.SetFlag(RTimmIrrad, rval); | 
| 253 | greg | 2.1 | break; | 
| 254 | greg | 2.2 | case 'f':                       /* .cal file or force or format */ | 
| 255 | greg | 2.1 | if (!argv[i][2]) { | 
| 256 |  |  | check(2,"s"); | 
| 257 |  |  | loadfunc(argv[++i]); | 
| 258 |  |  | break; | 
| 259 |  |  | } | 
| 260 |  |  | if (argv[i][2] == 'o') { | 
| 261 |  |  | check_bool(3,force_open); | 
| 262 |  |  | break; | 
| 263 |  |  | } | 
| 264 |  |  | setformat(argv[i]+2); | 
| 265 |  |  | myRCmanager.SetDataFormat(outfmt); | 
| 266 |  |  | break; | 
| 267 | greg | 2.2 | case 'o':                       /* output file */ | 
| 268 | greg | 2.1 | check(2,"s"); | 
| 269 |  |  | curout = argv[++i]; | 
| 270 |  |  | break; | 
| 271 |  |  | case 'r':                       /* recover output */ | 
| 272 |  |  | check_bool(2,recover); | 
| 273 |  |  | break; | 
| 274 |  |  | case 'p':                       /* parameter setting(s) */ | 
| 275 |  |  | check(2,"s"); | 
| 276 |  |  | set_eparams(prms = argv[++i]); | 
| 277 |  |  | break; | 
| 278 |  |  | case 'c':                       /* sample count */ | 
| 279 |  |  | check(2,"i"); | 
| 280 |  |  | myRCmanager.accum = atoi(argv[++i]); | 
| 281 |  |  | break; | 
| 282 |  |  | case 'b':                       /* bin expression/count */ | 
| 283 |  |  | if (argv[i][2] == 'n') { | 
| 284 |  |  | check(3,"s"); | 
| 285 |  |  | bincnt = (int)(eval(argv[++i]) + .5); | 
| 286 |  |  | break; | 
| 287 |  |  | } | 
| 288 |  |  | check(2,"s"); | 
| 289 |  |  | binval = argv[++i]; | 
| 290 |  |  | break; | 
| 291 |  |  | case 'm':                       /* modifier name */ | 
| 292 |  |  | check(2,"s"); | 
| 293 |  |  | myRCmanager.AddModifier(argv[++i], curout, prms, binval, bincnt); | 
| 294 |  |  | break; | 
| 295 | greg | 2.2 | case 'M':                       /* file of modifier names */ | 
| 296 | greg | 2.1 | check(2,"s"); | 
| 297 |  |  | myRCmanager.AddModFile(argv[++i], curout, prms, binval, bincnt); | 
| 298 |  |  | break; | 
| 299 |  |  | case 't':                       /* reporting interval */ | 
| 300 |  |  | check(2,"i"); | 
| 301 |  |  | report_intvl = atoi(argv[++i]); | 
| 302 |  |  | break; | 
| 303 |  |  | default: | 
| 304 |  |  | goto badopt; | 
| 305 |  |  | } | 
| 306 |  |  | } | 
| 307 |  |  | if (i != argc-1) | 
| 308 |  |  | error(USER, "expected single octree argument"); | 
| 309 | greg | 2.2 |  | 
| 310 | greg | 2.3 | esupport |= E_REDEFW; | 
| 311 | greg | 2.2 | override_options();             /* override some option settings */ | 
| 312 |  |  |  | 
| 313 |  |  | if (!myRCmanager.GetOutput())   // check that we have work to do | 
| 314 |  |  | error(USER, "missing required modifier argument"); | 
| 315 | greg | 2.1 | // get ready to rock... | 
| 316 |  |  | if (setspectrsamp(CNDX, WLPART) < 0) | 
| 317 |  |  | error(USER, "unsupported spectral sampling"); | 
| 318 |  |  | /* set up signal handling */ | 
| 319 |  |  | sigdie(SIGINT, "Interrupt"); | 
| 320 |  |  | #ifdef SIGHUP | 
| 321 |  |  | sigdie(SIGHUP, "Hangup"); | 
| 322 |  |  | #endif | 
| 323 |  |  | sigdie(SIGTERM, "Terminate"); | 
| 324 |  |  | #ifdef SIGPIPE | 
| 325 |  |  | sigdie(SIGPIPE, "Broken pipe"); | 
| 326 |  |  | #endif | 
| 327 |  |  | #ifdef SIGALRM | 
| 328 |  |  | sigdie(SIGALRM, "Alarm clock"); | 
| 329 |  |  | #endif | 
| 330 |  |  | #ifdef  SIGXCPU | 
| 331 |  |  | sigdie(SIGXCPU, "CPU limit exceeded"); | 
| 332 |  |  | sigdie(SIGXFSZ, "File size exceeded"); | 
| 333 |  |  | #endif | 
| 334 |  |  | #ifdef  NICE | 
| 335 |  |  | nice(NICE);                     /* lower priority */ | 
| 336 |  |  | #endif | 
| 337 |  |  | // load octree | 
| 338 |  |  | myRCmanager.LoadOctree(argv[argc-1]); | 
| 339 |  |  | // add to header | 
| 340 |  |  | myRCmanager.AddHeader(argc-1, argv); | 
| 341 |  |  | // prepare output files | 
| 342 |  |  | if (recover) | 
| 343 |  |  | myRCmanager.outOp = RCOrecover; | 
| 344 |  |  | else if (force_open) | 
| 345 |  |  | myRCmanager.outOp = RCOforce; | 
| 346 |  |  | else | 
| 347 |  |  | myRCmanager.outOp = RCOnew; | 
| 348 |  |  | // rval = # rows recovered | 
| 349 |  |  | rval = myRCmanager.PrepOutput(); | 
| 350 | greg | 2.2 | // check if recovered everything | 
| 351 | greg | 2.1 | if (recover && rval >= myRCmanager.GetRowMax()) { | 
| 352 |  |  | error(WARNING, "nothing left to compute"); | 
| 353 |  |  | quit(0); | 
| 354 |  |  | }                               // add processes as requested | 
| 355 |  |  | myRCmanager.SetThreadCount(nproc); | 
| 356 |  |  |  | 
| 357 |  |  | rxcontrib(rval);                /* trace ray contributions (loop) */ | 
| 358 |  |  |  | 
| 359 |  |  | quit(0);        /* exit clean */ | 
| 360 |  |  |  | 
| 361 |  |  | badopt: | 
| 362 |  |  | fprintf(stderr, | 
| 363 |  |  | "Usage: %s [-V][-c count][-r][-e expr][-f source][-o ospec][-p p1=V1,p2=V2][-b binv][-bn N] {-m mod | -M file} [rtrace options] octree\n", | 
| 364 |  |  | progname); | 
| 365 |  |  | sprintf(errmsg, "command line error at '%s'", argv[i]); | 
| 366 |  |  | error(USER, errmsg); | 
| 367 |  |  | return(1);      /* pro forma return */ | 
| 368 |  |  |  | 
| 369 |  |  | #undef  check | 
| 370 |  |  | #undef  check_bool | 
| 371 |  |  | } | 
| 372 |  |  |  | 
| 373 |  |  |  | 
| 374 |  |  | // skip specified number of bytes, return false if EOF | 
| 375 |  |  | static bool | 
| 376 |  |  | skipBytes(int n2skip) | 
| 377 |  |  | { | 
| 378 |  |  | while (n2skip-- > 0) | 
| 379 |  |  | if (getchar() == EOF) | 
| 380 |  |  | return false; | 
| 381 |  |  | return true; | 
| 382 |  |  | } | 
| 383 |  |  |  | 
| 384 |  |  |  | 
| 385 |  |  | // skip specified number of whitespace-separated words, return false if EOF | 
| 386 |  |  | static bool | 
| 387 |  |  | skipWords(int n2skip) | 
| 388 |  |  | { | 
| 389 |  |  | int     c; | 
| 390 |  |  |  | 
| 391 |  |  | while (n2skip-- > 0) { | 
| 392 |  |  | do { | 
| 393 |  |  | c = getchar(); | 
| 394 |  |  | } while (isspace(c)); | 
| 395 |  |  | do { | 
| 396 |  |  | if (c == EOF) return false; | 
| 397 |  |  | c = getchar(); | 
| 398 |  |  | } while (!isspace(c)); | 
| 399 |  |  | } | 
| 400 |  |  | return true; | 
| 401 |  |  | } | 
| 402 |  |  |  | 
| 403 |  |  |  | 
| 404 |  |  | // read a bundle of myRCmanager.accum ray origins and directions | 
| 405 |  |  | static bool | 
| 406 |  |  | getRayBundle(FVECT *orig_dir = NULL) | 
| 407 |  |  | { | 
| 408 |  |  | int     n2go = myRCmanager.accum; | 
| 409 |  |  |  | 
| 410 |  |  | switch (inpfmt) { | 
| 411 |  |  | case 'a':                               // ASCII input | 
| 412 |  |  | if (!orig_dir) | 
| 413 |  |  | return skipWords(6*n2go); | 
| 414 |  |  | while (n2go-- > 0) { | 
| 415 |  |  | if (scanf(FVFORMAT, &orig_dir[0][0], | 
| 416 |  |  | &orig_dir[0][1], &orig_dir[0][2]) != 3) | 
| 417 |  |  | return false; | 
| 418 |  |  | if (scanf(FVFORMAT, &orig_dir[1][0], | 
| 419 |  |  | &orig_dir[1][1], &orig_dir[1][2]) != 3) | 
| 420 |  |  | return false; | 
| 421 |  |  | orig_dir += 2; | 
| 422 |  |  | } | 
| 423 |  |  | break; | 
| 424 |  |  | case 'f':                               // float input | 
| 425 |  |  | if (!orig_dir) | 
| 426 |  |  | return skipBytes(6*sizeof(float)*n2go); | 
| 427 |  |  | #ifdef SMLFLT | 
| 428 |  |  | if (getbinary(orig_dir, sizeof(FVECT), 2*n2go, stdin) != 2*n2go) | 
| 429 |  |  | return false; | 
| 430 |  |  | #else | 
| 431 |  |  | while (n2go-- > 0) { | 
| 432 |  |  | float   fvecs[6]; | 
| 433 |  |  | if (getbinary(fvecs, sizeof(fvecs), 1, stdin) != 1) | 
| 434 |  |  | return false; | 
| 435 |  |  | for (int i = 6; i--; ) | 
| 436 |  |  | orig_dir[0][i] = fvecs[i]; | 
| 437 |  |  | orig_dir += 2; | 
| 438 |  |  | } | 
| 439 |  |  | #endif | 
| 440 |  |  | break; | 
| 441 |  |  | case 'd':                               // double input | 
| 442 |  |  | if (!orig_dir) | 
| 443 |  |  | return skipBytes(6*sizeof(double)*n2go); | 
| 444 |  |  | #ifndef SMLFLT | 
| 445 |  |  | if (getbinary(orig_dir, sizeof(FVECT), 2*n2go, stdin) != 2*n2go) | 
| 446 |  |  | return false; | 
| 447 |  |  | #else | 
| 448 |  |  | while (n2go-- > 0) { | 
| 449 |  |  | double  dvecs[6]; | 
| 450 |  |  | if (getbinary(dvecs, sizeof(dvecs), 1, stdin) != 1) | 
| 451 |  |  | return false; | 
| 452 |  |  | for (int i = 6; i--; ) | 
| 453 |  |  | orig_dir[0][i] = dvecs[i]; | 
| 454 |  |  | orig_dir += 2; | 
| 455 |  |  | } | 
| 456 |  |  | #endif | 
| 457 |  |  | break; | 
| 458 |  |  | default: | 
| 459 |  |  | error(INTERNAL, "unsupported format in getRayBundle()"); | 
| 460 |  |  | return false; | 
| 461 |  |  | } | 
| 462 |  |  | int     warned = 0;             // normalize directions | 
| 463 |  |  | n2go = myRCmanager.accum; | 
| 464 |  |  | while (n2go-- > 0) { | 
| 465 |  |  | orig_dir -= 2; | 
| 466 |  |  | if (normalize(orig_dir[1]) == 0) | 
| 467 |  |  | if (!warned++) | 
| 468 |  |  | error(WARNING, "zero ray direction on input"); | 
| 469 |  |  | } | 
| 470 |  |  | return true; | 
| 471 |  |  | } | 
| 472 |  |  |  | 
| 473 |  |  |  | 
| 474 |  |  | // Run loop to load data, report progress, etc. | 
| 475 |  |  | void | 
| 476 |  |  | rxcontrib(const int rstart) | 
| 477 |  |  | { | 
| 478 |  |  | const int       totRows = myRCmanager.GetRowMax(); | 
| 479 |  |  | FVECT *         odarr = (FVECT *)emalloc(sizeof(FVECT)*2*myRCmanager.accum); | 
| 480 |  |  | time_t          tstart, last_report; | 
| 481 |  |  | int             r = 0; | 
| 482 |  |  |  | 
| 483 |  |  | while (r < rstart) {            // skip input rays already done | 
| 484 |  |  | if (!getRayBundle()) | 
| 485 |  |  | goto readerr; | 
| 486 |  |  | r++; | 
| 487 |  |  | } | 
| 488 |  |  | if (report_intvl > 0) {         // set up reporting | 
| 489 |  |  | if (r > 0) { | 
| 490 |  |  | sprintf(errmsg, "recovered %.2f%% of total\n", | 
| 491 |  |  | 100.*r/totRows); | 
| 492 |  |  | eputs(errmsg); | 
| 493 |  |  | } | 
| 494 |  |  | last_report = tstart = time(0); | 
| 495 |  |  | } | 
| 496 |  |  | while (r < totRows) {           // getting to work... | 
| 497 |  |  | time_t  tnow; | 
| 498 |  |  | if (!getRayBundle(odarr)) | 
| 499 |  |  | goto readerr; | 
| 500 |  |  | if (myRCmanager.ComputeRecord(odarr) < 0) | 
| 501 |  |  | return;         // error reported, hopefully... | 
| 502 |  |  | r++; | 
| 503 |  |  | if (report_intvl <= 0) | 
| 504 |  |  | continue; | 
| 505 |  |  | if ((r < totRows) & ((tnow = time(0)) < last_report+report_intvl)) | 
| 506 |  |  | continue; | 
| 507 |  |  | sprintf(errmsg, "%.2f%% done after %.3f hours\n", | 
| 508 |  |  | 100.*r/totRows, (1./3600.)*(tnow - tstart)); | 
| 509 |  |  | eputs(errmsg); | 
| 510 |  |  | last_report = tnow; | 
| 511 |  |  | } | 
| 512 |  |  | efree(odarr); | 
| 513 |  |  | return; | 
| 514 |  |  | readerr: | 
| 515 |  |  | sprintf(errmsg, "unexpected EOF on standard input (record %d of %d)", | 
| 516 |  |  | r, totRows); | 
| 517 |  |  | error(USER, errmsg); | 
| 518 |  |  | } | 
| 519 |  |  |  | 
| 520 |  |  |  | 
| 521 |  |  | void | 
| 522 |  |  | wputs(                          /* warning output function */ | 
| 523 |  |  | const char      *s | 
| 524 |  |  | ) | 
| 525 |  |  | { | 
| 526 | greg | 2.3 | if (!erract[WARNING].pf) return; | 
| 527 | greg | 2.1 | int  lasterrno = errno; | 
| 528 |  |  | eputs(s); | 
| 529 |  |  | errno = lasterrno; | 
| 530 |  |  | } | 
| 531 |  |  |  | 
| 532 |  |  |  | 
| 533 |  |  | void | 
| 534 |  |  | eputs(                          /* put string to stderr */ | 
| 535 |  |  | const char  *s | 
| 536 |  |  | ) | 
| 537 |  |  | { | 
| 538 |  |  | static int  midline = 0; | 
| 539 |  |  |  | 
| 540 |  |  | if (!*s) | 
| 541 |  |  | return; | 
| 542 |  |  | if (!midline++) { | 
| 543 |  |  | fputs(progname, stderr); | 
| 544 |  |  | fputs(": ", stderr); | 
| 545 |  |  | } | 
| 546 |  |  | fputs(s, stderr); | 
| 547 |  |  | if (s[strlen(s)-1] == '\n') { | 
| 548 |  |  | fflush(stderr); | 
| 549 |  |  | midline = 0; | 
| 550 |  |  | } | 
| 551 |  |  | } | 
| 552 |  |  |  | 
| 553 |  |  |  | 
| 554 | greg | 2.2 | /* Exit program */ | 
| 555 | greg | 2.1 | void | 
| 556 |  |  | quit( | 
| 557 |  |  | int  code | 
| 558 |  |  | ) | 
| 559 |  |  | { | 
| 560 |  |  | if (!code && myRCmanager.Ready())       // clean up on normal exit | 
| 561 |  |  | code = myRCmanager.Cleanup(); | 
| 562 |  |  |  | 
| 563 |  |  | exit(code); | 
| 564 |  |  | } |