628 |
|
if (avgbox(cval) == -1) |
629 |
|
return(-1); |
630 |
|
comp = com=='@' |
631 |
< |
? 59.2/pow(1.219+pow(luminance(cval)/exposure,.4),2.5)/exposure |
631 |
> |
? 106./pow(1.219+pow(luminance(cval)/exposure,.4),2.5)/exposure |
632 |
|
: .5/bright(cval) ; |
633 |
|
comp = log(comp)/.69315 - scale; |
634 |
|
n = comp < 0 ? comp-.5 : comp+.5 ; /* round */ |
652 |
|
if (fast) |
653 |
|
make_rpixmap(ourras, wind); |
654 |
|
redraw(0, 0, width, height); |
655 |
+ |
return(0); |
656 |
+ |
case 'f': /* turn on fast redraw */ |
657 |
+ |
fast = 1; |
658 |
+ |
make_rpixmap(ourras, wind); |
659 |
+ |
return(0); |
660 |
+ |
case 'F': /* turn off fast redraw */ |
661 |
+ |
fast = 0; |
662 |
+ |
free_rpixmap(ourras); |
663 |
|
return(0); |
664 |
|
case '0': /* recenter origin */ |
665 |
|
if (xoff == 0 & yoff == 0) |