diff options
Diffstat (limited to 'xorg-server/mi/micmap.c')
| -rw-r--r-- | xorg-server/mi/micmap.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/xorg-server/mi/micmap.c b/xorg-server/mi/micmap.c index ed8641c9e..33dc2de51 100644 --- a/xorg-server/mi/micmap.c +++ b/xorg-server/mi/micmap.c @@ -127,18 +127,29 @@ miInitializeColormap(ColormapPtr pmap) unsigned limr, limg, limb;
limr = pVisual->redMask >> pVisual->offsetRed;
- limg = pVisual->greenMask >> pVisual->offsetGreen;
- limb = pVisual->blueMask >> pVisual->offsetBlue;
- for(i = 0; i <= maxent; i++)
+ for(i = 0; i <= min(limr,maxent); i++)
{
/* rescale to [0..65535] then rgb bits */
pmap->red[i].co.local.red =
((((i * 65535) / limr) >> shift) * 65535) / lim;
+ }
+ for(; i <= maxent; i++) pmap->red[i].co.local.red = 65535;
+ limg = pVisual->greenMask >> pVisual->offsetGreen;
+ for(i = 0; i <= min(limg,maxent); i++)
+ {
+ /* rescale to [0..65535] then rgb bits */
pmap->green[i].co.local.green =
((((i * 65535) / limg) >> shift) * 65535) / lim;
+ }
+ for(; i <= maxent; i++) pmap->green[i].co.local.green = 65535;
+ limb = pVisual->blueMask >> pVisual->offsetBlue;
+ for(i = 0; i <= min(limb,maxent); i++)
+ {
+ /* rescale to [0..65535] then rgb bits */
pmap->blue[i].co.local.blue =
((((i * 65535) / limb) >> shift) * 65535) / lim;
}
+ for(; i <= maxent; i++) pmap->blue[i].co.local.blue = 65535;
}
else if (pVisual->class == StaticColor)
{
|