qboolean ext_texture_edge_clamp;
qboolean ext_texture_filter_anisotropic;
qboolean ext_texture_srgb;
+ qboolean arb_texture_float;
+ qboolean arb_half_float_pixel;
+ qboolean arb_half_float_vertex;
qboolean arb_multisample;
}
viddef_support_t;
qboolean stencil;
qboolean sRGB2D; // whether 2D rendering is sRGB corrected (based on sRGBcapable2D)
qboolean sRGB3D; // whether 3D rendering is sRGB corrected (based on sRGBcapable3D)
- qboolean sRGBcapable2D; // whether 2D rendering can be sRGB corrected (renderpath, v_hwgamma)
- qboolean sRGBcapable3D; // whether 3D rendering can be sRGB corrected (renderpath, v_hwgamma)
+ qboolean sRGBcapable2D; // whether 2D rendering can be sRGB corrected (renderpath)
+ qboolean sRGBcapable3D; // whether 3D rendering can be sRGB corrected (renderpath)
renderpath_t renderpath;
qboolean forcevbo; // some renderpaths can not operate without it
extern qboolean vid_hidden;
extern qboolean vid_activewindow;
-extern cvar_t vid_hardwaregammasupported;
-extern qboolean vid_usinghwgamma;
extern qboolean vid_supportrefreshrate;
extern cvar_t vid_soft;
extern cvar_t v_color_white_r;
extern cvar_t v_color_white_g;
extern cvar_t v_color_white_b;
-extern cvar_t v_hwgamma;
// brand of graphics chip
extern const char *gl_vendor;
// allocates and opens an appropriate OpenGL context (and its window)
-// sets hardware gamma correction, returns false if the device does not
-// support gamma control
-// (ONLY called by VID_UpdateGamma and VID_RestoreSystemGamma)
-int VID_SetGamma(unsigned short *ramps, int rampsize);
-// gets hardware gamma correction, returns false if the device does not
-// support gamma control
-// (ONLY called by VID_UpdateGamma and VID_RestoreSystemGamma)
-int VID_GetGamma(unsigned short *ramps, int rampsize);
-// makes sure ramp arrays are big enough and calls VID_GetGamma/VID_SetGamma
+// updates cachegamma variables and bumps vid_gammatables_serial if anything changed
// (ONLY to be called from VID_Finish!)
-void VID_UpdateGamma(qboolean force, int rampsize);
-// turns off hardware gamma ramps immediately
-// (called from various shutdown/deactivation functions)
-void VID_RestoreSystemGamma(void);
+void VID_UpdateGamma(void);
qboolean VID_HasScreenKeyboardSupport(void);
void VID_ShowKeyboard(qboolean show);
extern unsigned int vid_gammatables_serial; // so other subsystems can poll if gamma parameters have changed; this starts with 0 and gets increased by 1 each time the gamma parameters get changed and VID_BuildGammaTables should be called again
extern qboolean vid_gammatables_trivial; // this is set to true if all color control values are at default setting, and it therefore would make no sense to use the gamma table
void VID_BuildGammaTables(unsigned short *ramps, int rampsize); // builds the current gamma tables into an array (needs 3*rampsize items)
+void VID_ApplyGammaToColor(const float *rgb, float *out); // applies current gamma settings to a color (0-1 range)
typedef struct
{