| 32 |
|
#include "random.h" |
| 33 |
|
#include "resolu.h" |
| 34 |
|
|
| 35 |
+ |
#ifdef __alpha |
| 36 |
+ |
#define int4 int |
| 37 |
+ |
#endif |
| 38 |
+ |
#ifndef int4 |
| 39 |
+ |
#define int4 long |
| 40 |
+ |
#endif |
| 41 |
+ |
|
| 42 |
|
#define FONTNAME "8x13" /* text font we'll use */ |
| 43 |
|
|
| 44 |
|
#define CTRL(c) ((c)-'@') |
| 473 |
|
goto fail; |
| 474 |
|
getmono(); |
| 475 |
|
} else if (ourvis.class == TrueColor | ourvis.class == DirectColor) { |
| 476 |
< |
ourdata = (unsigned char *)malloc(4*xmax*ymax); |
| 476 |
> |
ourdata = (unsigned char *)malloc(sizeof(int4)*xmax*ymax); |
| 477 |
|
if (ourdata == NULL) |
| 478 |
|
goto fail; |
| 479 |
< |
ourras = make_raster(thedisplay, &ourvis, 32, |
| 479 |
> |
ourras = make_raster(thedisplay, &ourvis, sizeof(int4)*8, |
| 480 |
|
ourdata, xmax, ymax, 32); |
| 481 |
|
if (ourras == NULL) |
| 482 |
|
goto fail; |
| 631 |
|
case 't': /* trace */ |
| 632 |
|
return(traceray(ekey->x, ekey->y)); |
| 633 |
|
case '=': /* adjust exposure */ |
| 634 |
+ |
case '@': /* adaptation level */ |
| 635 |
|
if (avgbox(cval) == -1) |
| 636 |
|
return(-1); |
| 637 |
< |
n = log(.5/bright(cval))/.69315 - scale; /* truncate */ |
| 637 |
> |
comp = com=='@' |
| 638 |
> |
? 106./pow(1.219+pow(luminance(cval)/exposure,.4),2.5)/exposure |
| 639 |
> |
: .5/bright(cval) ; |
| 640 |
> |
comp = log(comp)/.69315 - scale; |
| 641 |
> |
n = comp < 0 ? comp-.5 : comp+.5 ; /* round */ |
| 642 |
|
if (n == 0) |
| 643 |
|
return(0); |
| 644 |
|
scale_rcolors(ourras, pow(2.0, (double)n)); |
| 660 |
|
make_rpixmap(ourras, wind); |
| 661 |
|
redraw(0, 0, width, height); |
| 662 |
|
return(0); |
| 663 |
+ |
case 'f': /* turn on fast redraw */ |
| 664 |
+ |
fast = 1; |
| 665 |
+ |
make_rpixmap(ourras, wind); |
| 666 |
+ |
return(0); |
| 667 |
+ |
case 'F': /* turn off fast redraw */ |
| 668 |
+ |
fast = 0; |
| 669 |
+ |
free_rpixmap(ourras); |
| 670 |
+ |
return(0); |
| 671 |
|
case '0': /* recenter origin */ |
| 672 |
|
if (xoff == 0 & yoff == 0) |
| 673 |
|
return(0); |
| 883 |
|
getfull() /* get full (24-bit) data */ |
| 884 |
|
{ |
| 885 |
|
int y; |
| 886 |
< |
register unsigned long *dp; |
| 886 |
> |
register unsigned int4 *dp; |
| 887 |
|
register int x; |
| 888 |
|
/* set gamma correction */ |
| 889 |
|
setcolrgam(gamcor); |
| 890 |
|
/* read and convert file */ |
| 891 |
< |
dp = (unsigned long *)ourdata; |
| 891 |
> |
dp = (unsigned int4 *)ourdata; |
| 892 |
|
for (y = 0; y < ymax; y++) { |
| 893 |
|
getscan(y); |
| 894 |
|
add2icon(y, scanline); |
