| 204 |
|
if (nv != &odev.v) { |
| 205 |
|
if (!FEQ(nv->horiz,odev.v.horiz) || /* resize window? */ |
| 206 |
|
!FEQ(nv->vert,odev.v.vert)) { |
| 207 |
< |
odev.hres = 2.*VIEWDIST*tan(PI/180./2.*nv->horiz) / |
| 208 |
< |
pwidth; |
| 209 |
< |
odev.vres = 2.*VIEWDIST*tan(PI/180./2.*nv->vert) / |
| 210 |
< |
pheight; |
| 207 |
> |
odev.hres = 2.*VIEWDIST/pwidth * |
| 208 |
> |
tan(PI/180./2.*nv->horiz); |
| 209 |
> |
odev.vres = 2.*VIEWDIST/pheight * |
| 210 |
> |
tan(PI/180./2.*nv->vert); |
| 211 |
|
XResizeWindow(ourdisplay, gwind, odev.hres, odev.vres); |
| 212 |
|
} |
| 213 |
|
copystruct(&odev.v, nv); |
| 599 |
|
if (ersz->width == odev.hres && ersz->height == odev.vres) |
| 600 |
|
return; |
| 601 |
|
|
| 602 |
– |
if (odev.hres != 0 && odev.vres != 0) { |
| 603 |
– |
odev.v.horiz = 2.*180./PI * atan(0.5/VIEWDIST*pwidth*odev.hres); |
| 604 |
– |
odev.v.vert = 2.*180./PI * atan(0.5/VIEWDIST*pheight*odev.vres); |
| 605 |
– |
inpresflags |= DEV_NEWVIEW; |
| 606 |
– |
} |
| 602 |
|
odev.hres = ersz->width; |
| 603 |
|
odev.vres = ersz->height; |
| 604 |
|
|
| 605 |
< |
inpresflags |= DEV_NEWSIZE; |
| 605 |
> |
odev.v.horiz = 2.*180./PI * atan(0.5/VIEWDIST*pwidth*odev.hres); |
| 606 |
> |
odev.v.vert = 2.*180./PI * atan(0.5/VIEWDIST*pheight*odev.vres); |
| 607 |
> |
|
| 608 |
> |
inpresflags |= DEV_NEWSIZE|DEV_NEWVIEW; |
| 609 |
|
} |
