static void init_colors (void)
{
int i;
if (need_dither) {
setup_dither (bitdepth, get_color);
} else {
int rw = 5, gw = 5, bw = 5;
colors_allocated = 0;
if (currprefs.color_mode == 2) gw = 6;
switch (gfxvidinfo.pixbytes) {
case 4:
alloc_colors64k (8, 8, 8, 16, 8, 0, 0, 0, 0, 0);
break;
case 2:
alloc_colors64k (rw, gw, bw, gw+bw, bw, 0, 0, 0, 0, 0);
break;
case 1:
alloc_colors256 (get_color);
break;
default:
abort();
}
}
}
static int init_colors (void)
{
if (visualInfo.VI_CLASS == TrueColor) {
red_bits = bitsInMask (visualInfo.red_mask);
green_bits = bitsInMask (visualInfo.green_mask);
blue_bits = bitsInMask (visualInfo.blue_mask);
red_shift = maskShift (visualInfo.red_mask);
green_shift = maskShift (visualInfo.green_mask);
blue_shift = maskShift (visualInfo.blue_mask);
}
if (need_dither) {
if (bitdepth == 1)
setup_greydither (1, get_color);
else
setup_dither (bitdepth, get_color);
} else {
if (bitdepth != 8 && bitdepth != 12 && bitdepth != 15
&& bitdepth != 16 && bitdepth != 24) {
write_log ("Unsupported bit depth (%d)\n", bitdepth);
return 0;
}
switch (visualInfo.VI_CLASS) {
case TrueColor:
alloc_colors64k (red_bits, green_bits, blue_bits, red_shift,
green_shift, blue_shift, 0, 0, 0,
inverse_byte_order);
XParseColor (display, cmap, "#000000", &black);
if (! XAllocColor (display, cmap, &black))
write_log ("Whoops??\n");
XParseColor (display, cmap, "#ffffff", &white);
if (! XAllocColor (display, cmap, &white))
write_log ("Whoops??\n");
break;
case GrayScale:
case PseudoColor:
alloc_colors256 (get_color);
break;
default:
write_log ("Unsupported visual class (%d)\n", visualInfo.VI_CLASS);
return 0;
}
}
return 1;
}
static void init_colors (void)
{
int i;
if (need_dither) {
setup_dither (bitdepth, get_color);
} else {
int rw = 5, gw = 5, bw = 5;
colors_allocated = 0;
if (currprefs.color_mode == 2) gw = 6;
switch (gfxvidinfo.pixbytes) {
case 4:
alloc_colors64k (8, 8, 8, 16, 8, 0);
break;
case 2:
alloc_colors64k (rw, gw, bw, gw+bw, bw, 0);
break;
case 1:
alloc_colors256 (get_color);
break;
default:
abort();
}
}
switch (gfxvidinfo.pixbytes) {
case 2:
for (i = 0; i < 4096; i++)
xcolors[i] = xcolors[i] * 0x00010001;
gfxvidinfo.can_double = 1;
break;
case 1:
for (i = 0; i < 4096; i++)
xcolors[i] = xcolors[i] * 0x01010101;
gfxvidinfo.can_double = 1;
break;
default:
gfxvidinfo.can_double = 0;
break;
}
}
