unsigned int transroitor(t_inter *i, t_thr *f, t_pd *pd, int p)
{
t_transroi n;
n.nat = 0;
n.tmpcolor = 0x000000;
n.mircolor = 0x000000;
n.transcolor = 0x000000;
t_inter_set(&n.transinter);
t_inter_set(&n.mirinter);
if ((n.nat += i->ref) > 0 && p < 100)
{
ref(f, i, &n, pd);
n.mircolor = transroitor(&n.mirinter, f, &n.mirpd, p + 1);
n.tmpcolor += color_mult(n.mircolor, i->ref, i->ref, i->ref);
}
if (i->trans > 0 && p < 8)
{
if ((n.i = trans_calculator(f, i, &n, pd)) == 0)
n.transcolor = transroitor(&n.transinter, f, &n.transpd, p + 1);
n.tmpcolor += color_mult(n.transcolor, i->trans, i->trans, i->trans);
}
n.nat += i->trans;
if ((n.nat < 1) || p >= 8)
n.tmpcolor += color_mult(amaterasu(f, i, 0),
1 - n.nat, 1 - n.nat, 1 - n.nat);
return (n.tmpcolor);
}
static XColor *GetShadowOrHiliteColor(
Pixel background, float light, float dark, float factor)
{
long brightness;
unsigned int red, green, blue;
memset(&color, 0, sizeof(color));
color.pixel = background;
XQueryColor(Pdpy, Pcmap, &color);
red = color.red;
green = color.green;
blue = color.blue;
brightness = BRIGHTNESS(red, green, blue);
/* For "dark" backgrounds, make everything a fixed %age lighter */
if (brightness < XmDEFAULT_DARK_THRESHOLD * PCT_BRIGHTNESS)
{
color.red = (unsigned short)
(0xffff - ((0xffff - red) * dark + 50) / 100);
color.green = (unsigned short)
(0xffff - ((0xffff - green) * dark + 50) / 100);
color.blue = (unsigned short)
(0xffff - ((0xffff - blue) * dark + 50) / 100);
}
/* For "light" background, make everything a fixed %age darker */
else if (brightness > XmDEFAULT_LIGHT_THRESHOLD * PCT_BRIGHTNESS)
{
color.red =
(unsigned short)((red * light + 50) / 100);
color.green =
(unsigned short)((green * light + 50) / 100);
color.blue =
(unsigned short)((blue * light + 50) / 100);
}
/* For "medium" background, select is a fixed %age darker;
* top (lighter) and bottom (darker) are a variable %age
* based on the background's brightness
*/
else
{
color_mult(&color.red, &color.green, &color.blue, factor);
}
return &color;
}
