2 extern cvar_t vid_gamma;
3 extern cvar_t vid_brightness;
4 extern cvar_t vid_contrast;
6 extern unsigned int d_8to24table[256];
7 //extern byte d_15to8table[32768];
9 extern qboolean hardwaregammasupported;
11 void VID_UpdateGamma(qboolean force);
13 // used by hardware gamma functions in vid_* files
14 void BuildGammaTable8(float prescale, float gamma, float scale, float base, byte *out);
15 void BuildGammaTable16(float prescale, float gamma, float scale, float base, unsigned short *out);
17 void Gamma_Init(void);
18 void Palette_Init(void);