unsigned int palette_bgra_shirtaswhite[256];
unsigned int palette_bgra_transparent[256];
unsigned int palette_bgra_embeddedpic[256];
+unsigned char palette_featureflags[256];
// John Carmack said the quake palette.lmp can be considered public domain because it is not an important asset to id, so I include it here as a fallback if no external palette file is found.
unsigned char host_quakepal[768] =
reversed_end = 224;
transparentcolor = 255;
+ for (i = 0;i < 256;i++)
+ palette_featureflags[i] = PALETTEFEATURE_STANDARD;
+ for (i = reversed_start;i < reversed_end;i++)
+ palette_featureflags[i] = PALETTEFEATURE_REVERSED;
+ for (i = pants_start;i < pants_end;i++)
+ palette_featureflags[i] = PALETTEFEATURE_PANTS;
+ for (i = shirt_start;i < shirt_end;i++)
+ palette_featureflags[i] = PALETTEFEATURE_SHIRT;
+ for (i = fullbright_start;i < fullbright_end;i++)
+ palette_featureflags[i] = PALETTEFEATURE_GLOW;
+ palette_featureflags[0] = PALETTEFEATURE_ZERO;
+ palette_featureflags[transparentcolor] = PALETTEFEATURE_TRANSPARENT;
+
for (i = 0;i < 256;i++)
palette_bgra_transparent[i] = palette_bgra_complete[i];
palette_bgra_transparent[transparentcolor] = 0;
{
int i, adjusted;
double invgamma;
- double t;
+ double t, d;
invgamma = 1.0 / gamma;
prescale /= (double) (rampsize - 1);
for (i = 0;i < rampsize;i++)
{
t = i * prescale;
- t = contrastboost * t / ((contrastboost - 1) * t + 1);
+ d = ((contrastboost - 1) * t + 1);
+ if(d == 0)
+ t = 0; // we could just as well assume 1 here, depending on which side of the division by zero we want to be
+ else
+ t = contrastboost * t / d;
adjusted = (int) (255.0 * (pow(t, invgamma) * scale + base) + 0.5);
out[i] = bound(0, adjusted, 255);
}
void Palette_Init(void)
{
- R_RegisterModule("Palette", Palette_Load, Palette_Shutdown, Palette_NewMap);
+ R_RegisterModule("Palette", Palette_Load, Palette_Shutdown, Palette_NewMap, NULL, NULL);
Cvar_RegisterVariable(&r_colormap_palette);
Palette_Load();
}