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];
8 extern byte texgamma[256];
10 extern qboolean hardwaregammasupported;
12 void VID_UpdateGamma(qboolean force);
14 // used by hardware gamma functions in vid_* files
15 void BuildGammaTable8(float prescale, float gamma, float scale, float base, byte *out);
16 void BuildGammaTable16(float prescale, float gamma, float scale, float base, unsigned short *out);