| 81 |
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|
| 82 |
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/* Include files */ |
| 83 |
|
#define _USE_MATH_DEFINES |
| 84 |
– |
#include <stdio.h> |
| 84 |
|
#include <stdlib.h> |
| 86 |
– |
#include <string.h> |
| 85 |
|
#include <ctype.h> |
| 86 |
+ |
#include "platform.h" |
| 87 |
|
#include "rtmath.h" |
| 88 |
|
#include "rtio.h" |
| 90 |
– |
#include "resolu.h" |
| 91 |
– |
#include "platform.h" |
| 89 |
|
#include "color.h" |
| 90 |
< |
#include "resolu.h" |
| 90 |
> |
#include "sun.h" |
| 91 |
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|
| 92 |
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char *progname; /* Program name */ |
| 93 |
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char errmsg[128]; /* Error message buffer */ |
| 252 |
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#define NSUNPATCH 4 /* max. # patches to spread sun into */ |
| 253 |
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#endif |
| 254 |
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|
| 258 |
– |
extern int jdate(int month, int day); |
| 259 |
– |
extern double stadj(int jd); |
| 260 |
– |
extern double sdec(int jd); |
| 261 |
– |
extern double salt(double sd, double st); |
| 262 |
– |
extern double sazi(double sd, double st); |
| 263 |
– |
/* sun calculation constants */ |
| 264 |
– |
extern double s_latitude; |
| 265 |
– |
extern double s_longitude; |
| 266 |
– |
extern double s_meridian; |
| 267 |
– |
|
| 255 |
|
int nsuns = NSUNPATCH; /* number of sun patches to use */ |
| 256 |
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double fixed_sun_sa = -1; /* fixed solid angle per sun? */ |
| 257 |
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|
| 313 |
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int tstorage = 0; /* number of allocated time steps */ |
| 314 |
|
int nstored = 0; /* number of time steps in matrix */ |
| 315 |
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int last_monthly = 0; /* month of last report */ |
| 329 |
– |
int inconsistent = 0; /* inconsistent options set? */ |
| 316 |
|
int mo, da; /* month (1-12) and day (1-31) */ |
| 317 |
|
double hr; /* hour (local standard time) */ |
| 318 |
|
double dir, dif; /* direct and diffuse values */ |
| 363 |
|
rhsubdiv = atoi(argv[++i]); |
| 364 |
|
break; |
| 365 |
|
case 'c': /* sky color */ |
| 380 |
– |
inconsistent |= (skycolor[1] <= 1e-4); |
| 366 |
|
skycolor[0] = atof(argv[++i]); |
| 367 |
|
skycolor[1] = atof(argv[++i]); |
| 368 |
|
skycolor[2] = atof(argv[++i]); |
| 369 |
|
break; |
| 370 |
|
case 'd': /* solar (direct) only */ |
| 371 |
|
skycolor[0] = skycolor[1] = skycolor[2] = 0; |
| 372 |
< |
if (suncolor[1] <= 1e-4) { |
| 388 |
< |
inconsistent = 1; |
| 389 |
< |
suncolor[0] = suncolor[1] = suncolor[2] = 1; |
| 390 |
< |
} |
| 372 |
> |
grefl[0] = grefl[1] = grefl[2] = 0; |
| 373 |
|
break; |
| 374 |
|
case 's': /* sky only (no direct) */ |
| 375 |
|
suncolor[0] = suncolor[1] = suncolor[2] = 0; |
| 394 |
– |
if (skycolor[1] <= 1e-4) { |
| 395 |
– |
inconsistent = 1; |
| 396 |
– |
skycolor[0] = skycolor[1] = skycolor[2] = 1; |
| 397 |
– |
} |
| 376 |
|
break; |
| 377 |
|
case 'r': /* rotate distribution */ |
| 378 |
|
if (argv[i][2] && argv[i][2] != 'z') |
| 397 |
|
} |
| 398 |
|
if (i < argc-1) |
| 399 |
|
goto userr; |
| 422 |
– |
if (inconsistent) |
| 423 |
– |
fprintf(stderr, "%s: WARNING: inconsistent -s, -d, -c options!\n", |
| 424 |
– |
progname); |
| 400 |
|
if (i == argc-1 && freopen(argv[i], "r", stdin) == NULL) { |
| 401 |
|
fprintf(stderr, "%s: cannot open '%s' for input\n", |
| 402 |
|
progname, argv[i]); |
| 655 |
|
diff_illum = diff_irrad * WHTEFFICACY; |
| 656 |
|
dir_illum = dir_irrad * WHTEFFICACY; |
| 657 |
|
} |
| 683 |
– |
|
| 684 |
– |
if (bright(skycolor) <= 1e-4) { /* 0 sky component? */ |
| 685 |
– |
memset(parr, 0, sizeof(float)*3*nskypatch); |
| 686 |
– |
return; |
| 687 |
– |
} |
| 658 |
|
/* Compute ground radiance (include solar contribution if any) */ |
| 659 |
|
parr[0] = diff_illum; |
| 660 |
|
if (altitude > 0) |
| 662 |
|
parr[2] = parr[1] = parr[0] *= (1./PI/WHTEFFICACY); |
| 663 |
|
multcolor(parr, grefl); |
| 664 |
|
|
| 665 |
+ |
if (bright(skycolor) <= 1e-4) { /* 0 sky component? */ |
| 666 |
+ |
memset(parr+3, 0, sizeof(float)*3*(nskypatch-1)); |
| 667 |
+ |
return; |
| 668 |
+ |
} |
| 669 |
|
/* Calculate Perez sky model parameters */ |
| 670 |
|
CalcPerezParam(sun_zenith, sky_clearness, sky_brightness, index); |
| 671 |
|
|
