| 23 |
|
|
| 24 |
|
double emult = 1.; /* emitter multiplier */ |
| 25 |
|
|
| 26 |
+ |
FILE *matfp = stdout; /* material output file */ |
| 27 |
+ |
|
| 28 |
|
int r_comment(), r_cone(), r_cyl(), r_face(), r_ies(), r_ring(), r_sph(); |
| 29 |
|
char *material(), *object(), *addarg(); |
| 30 |
|
|
| 76 |
|
emult = atof(argv[++i]); |
| 77 |
|
printf(" %s", argv[i]); |
| 78 |
|
break; |
| 79 |
+ |
case 'm': /* materials file */ |
| 80 |
+ |
matfp = fopen(argv[++i], "a"); |
| 81 |
+ |
if (matfp == NULL) { |
| 82 |
+ |
fprintf(stderr, "%s: cannot append\n", argv[i]); |
| 83 |
+ |
exit(1); |
| 84 |
+ |
} |
| 85 |
+ |
printf(" %s", argv[i]); |
| 86 |
+ |
break; |
| 87 |
|
default: |
| 88 |
|
goto userr; |
| 89 |
|
} |
| 101 |
|
} |
| 102 |
|
exit(0); |
| 103 |
|
userr: |
| 104 |
< |
fprintf(stderr, "Usage: %s [-g dist][-m mult] [file.mgf] ..\n", |
| 104 |
> |
fprintf(stderr, "Usage: %s [-g dist][-e mult][-m matf] [file.mgf] ..\n", |
| 105 |
|
argv[0]); |
| 106 |
|
exit(1); |
| 107 |
|
} |
| 427 |
|
c_cmaterial->clock = 0; |
| 428 |
|
if (c_cmaterial->ed > .1) { /* emitter */ |
| 429 |
|
cvtcolor(radrgb, &c_cmaterial->ed_c, |
| 430 |
< |
emult*c_cmaterial->ed/WHTEFFICACY); |
| 430 |
> |
emult*c_cmaterial->ed/(PI*WHTEFFICACY)); |
| 431 |
|
if (glowdist < FHUGE) { /* do a glow */ |
| 432 |
< |
printf("\nvoid glow %s\n0\n0\n", mname); |
| 433 |
< |
printf("4 %f %f %f %f\n", colval(radrgb,RED), |
| 432 |
> |
fprintf(matfp, "\nvoid glow %s\n0\n0\n", mname); |
| 433 |
> |
fprintf(matfp, "4 %f %f %f %f\n", colval(radrgb,RED), |
| 434 |
|
colval(radrgb,GRN), |
| 435 |
|
colval(radrgb,BLU), glowdist); |
| 436 |
|
} else { |
| 437 |
< |
printf("\nvoid light %s\n0\n0\n", mname); |
| 438 |
< |
printf("3 %f %f %f\n", colval(radrgb,RED), |
| 437 |
> |
fprintf(matfp, "\nvoid light %s\n0\n0\n", mname); |
| 438 |
> |
fprintf(matfp, "3 %f %f %f\n", colval(radrgb,RED), |
| 439 |
|
colval(radrgb,GRN), |
| 440 |
|
colval(radrgb,BLU)); |
| 441 |
|
} |
| 474 |
|
else |
| 475 |
|
d = c_cmaterial->td + ts; |
| 476 |
|
scalecolor(radrgb, d); |
| 477 |
< |
printf("\nvoid trans %s\n0\n0\n", mname); |
| 478 |
< |
printf("7 %f %f %f\n", colval(radrgb,RED), |
| 477 |
> |
fprintf(matfp, "\nvoid trans %s\n0\n0\n", mname); |
| 478 |
> |
fprintf(matfp, "7 %f %f %f\n", colval(radrgb,RED), |
| 479 |
|
colval(radrgb,GRN), colval(radrgb,BLU)); |
| 480 |
< |
printf("\t%f %f %f %f\n", c_cmaterial->rs, a5, a6, |
| 480 |
> |
fprintf(matfp, "\t%f %f %f %f\n", c_cmaterial->rs, a5, a6, |
| 481 |
|
ts/(ts + c_cmaterial->td)); |
| 482 |
|
return(mname); |
| 483 |
|
} |
| 486 |
|
c_isgrey(&c_cmaterial->rs_c))) { |
| 487 |
|
cvtcolor(radrgb, &c_cmaterial->rd_c, |
| 488 |
|
c_cmaterial->rd/(1.-c_cmaterial->rs)); |
| 489 |
< |
printf("\nvoid plastic %s\n0\n0\n", mname); |
| 490 |
< |
printf("5 %f %f %f %f %f\n", colval(radrgb,RED), |
| 489 |
> |
fprintf(matfp, "\nvoid plastic %s\n0\n0\n", mname); |
| 490 |
> |
fprintf(matfp, "5 %f %f %f %f %f\n", colval(radrgb,RED), |
| 491 |
|
colval(radrgb,GRN), colval(radrgb,BLU), |
| 492 |
|
c_cmaterial->rs, c_cmaterial->rs_a); |
| 493 |
|
return(mname); |
| 497 |
|
cvtcolor(radrgb, &c_cmaterial->rd_c, c_cmaterial->rd); |
| 498 |
|
cvtcolor(c2, &c_cmaterial->rs_c, c_cmaterial->rs); |
| 499 |
|
addcolor(radrgb, c2); |
| 500 |
< |
printf("\nvoid metal %s\n0\n0\n", mname); |
| 501 |
< |
printf("5 %f %f %f %f %f\n", colval(radrgb,RED), |
| 500 |
> |
fprintf(matfp, "\nvoid metal %s\n0\n0\n", mname); |
| 501 |
> |
fprintf(matfp, "5 %f %f %f %f %f\n", colval(radrgb,RED), |
| 502 |
|
colval(radrgb,GRN), colval(radrgb,BLU), |
| 503 |
|
c_cmaterial->rs/(c_cmaterial->rd + c_cmaterial->rs), |
| 504 |
|
c_cmaterial->rs_a); |