| 86 |
|
#include <string.h> |
| 87 |
|
#include <ctype.h> |
| 88 |
|
#include "rtmath.h" |
| 89 |
+ |
#include "platform.h" |
| 90 |
|
#include "color.h" |
| 91 |
|
|
| 92 |
|
char *progname; /* Program name */ |
| 293 |
|
extern float * resize_dmatrix(float *mtx_data, int nsteps, int npatch); |
| 294 |
|
extern void AddDirect(float *parr); |
| 295 |
|
|
| 296 |
+ |
|
| 297 |
+ |
static const char * |
| 298 |
+ |
getfmtname(int fmt) |
| 299 |
+ |
{ |
| 300 |
+ |
switch (fmt) { |
| 301 |
+ |
case 'a': |
| 302 |
+ |
return("ascii"); |
| 303 |
+ |
case 'f': |
| 304 |
+ |
return("float"); |
| 305 |
+ |
case 'd': |
| 306 |
+ |
return("double"); |
| 307 |
+ |
} |
| 308 |
+ |
return("unknown"); |
| 309 |
+ |
} |
| 310 |
+ |
|
| 311 |
+ |
|
| 312 |
|
int |
| 313 |
|
main(int argc, char *argv[]) |
| 314 |
|
{ |
| 315 |
|
char buf[256]; |
| 316 |
+ |
int doheader = 1; /* output header? */ |
| 317 |
|
double rotation = 0; /* site rotation (degrees) */ |
| 318 |
|
double elevation; /* site elevation (meters) */ |
| 319 |
|
int dir_is_horiz; /* direct is meas. on horizontal? */ |
| 338 |
|
case 'v': /* verbose progress reports */ |
| 339 |
|
verbose++; |
| 340 |
|
break; |
| 341 |
+ |
case 'h': /* turn off header */ |
| 342 |
+ |
doheader = 0; |
| 343 |
+ |
break; |
| 344 |
|
case 'o': /* output format */ |
| 345 |
|
switch (argv[i][2]) { |
| 346 |
|
case 'f': |
| 457 |
|
s_meridian = DegToRad(s_meridian); |
| 458 |
|
/* process each time step in tape */ |
| 459 |
|
while (scanf("%d %d %lf %lf %lf\n", &mo, &da, &hr, &dir, &dif) == 5) { |
| 460 |
+ |
static int step_alloc = 0; |
| 461 |
|
double sda, sta; |
| 462 |
|
/* make space for next time step */ |
| 463 |
|
mtx_offset = 3*nskypatch*ntsteps++; |
| 464 |
< |
mtx_data = resize_dmatrix(mtx_data, ntsteps, nskypatch); |
| 464 |
> |
if (ntsteps > step_alloc) { |
| 465 |
> |
step_alloc += step_alloc>>1 + 8; |
| 466 |
> |
mtx_data = resize_dmatrix(mtx_data, step_alloc, nskypatch); |
| 467 |
> |
} |
| 468 |
|
if (dif <= 1e-4) { |
| 469 |
|
memset(mtx_data+mtx_offset, 0, sizeof(float)*3*nskypatch); |
| 470 |
|
continue; |
| 503 |
|
break; |
| 504 |
|
} |
| 505 |
|
/* write out matrix */ |
| 506 |
+ |
if (outfmt != 'a') |
| 507 |
+ |
SET_FILE_BINARY(stdout); |
| 508 |
|
#ifdef getc_unlocked |
| 509 |
|
flockfile(stdout); |
| 510 |
|
#endif |
| 511 |
|
if (verbose) |
| 512 |
|
fprintf(stderr, "%s: writing %smatrix with %d time steps...\n", |
| 513 |
|
progname, outfmt=='a' ? "" : "binary ", ntsteps); |
| 514 |
+ |
if (doheader) { |
| 515 |
+ |
newheader("RADIANCE", stdout); |
| 516 |
+ |
printargs(argc, argv, stdout); |
| 517 |
+ |
printf("LATLONG= %.8f %.8f\n", RadToDeg(s_latitude), |
| 518 |
+ |
-RadToDeg(s_longitude)); |
| 519 |
+ |
printf("NROWS=%d\n", nskypatch); |
| 520 |
+ |
printf("NCOLS=%d\n", ntsteps); |
| 521 |
+ |
printf("NCOMP=3\n"); |
| 522 |
+ |
fputformat(getfmtname(outfmt), stdout); |
| 523 |
+ |
putchar('\n'); |
| 524 |
+ |
} |
| 525 |
|
/* patches are rows (outer sort) */ |
| 526 |
|
for (i = 0; i < nskypatch; i++) { |
| 527 |
|
mtx_offset = 3*i; |
| 563 |
|
fprintf(stderr, "%s: done.\n", progname); |
| 564 |
|
exit(0); |
| 565 |
|
userr: |
| 566 |
< |
fprintf(stderr, "Usage: %s [-v][-d|-s][-r deg][-m N][-g r g b][-c r g b][-o{f|d}][-O{0|1}] [tape.wea]\n", |
| 566 |
> |
fprintf(stderr, "Usage: %s [-v][-h][-d|-s][-r deg][-m N][-g r g b][-c r g b][-o{f|d}][-O{0|1}] [tape.wea]\n", |
| 567 |
|
progname); |
| 568 |
|
exit(1); |
| 569 |
|
fmterr: |
| 660 |
|
/* Calculate relative horizontal illuminance */ |
| 661 |
|
norm_diff_illum = CalcRelHorzIllum(parr); |
| 662 |
|
|
| 663 |
+ |
/* Check for zero sky -- make uniform in that case */ |
| 664 |
+ |
if (norm_diff_illum <= FTINY) { |
| 665 |
+ |
for (i = 1; i < nskypatch; i++) |
| 666 |
+ |
setcolor(parr+3*i, 1., 1., 1.); |
| 667 |
+ |
norm_diff_illum = PI; |
| 668 |
+ |
} |
| 669 |
|
/* Normalization coefficient */ |
| 670 |
|
norm_diff_illum = diff_illum / norm_diff_illum; |
| 671 |
|
|
