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Annotation of quake1/vid.h, revision 1.1.1.2

1.1       root        1: // vid.h -- video driver defs
                      2: 
                      3: #define VID_CBITS      6
                      4: #define VID_GRADES     (1 << VID_CBITS)
                      5: 
                      6: // a pixel can be one, two, or four bytes
                      7: typedef byte pixel_t;
                      8: 
                      9: typedef struct vrect_s
                     10: {
                     11:        int                             x,y,width,height;
                     12:        struct vrect_s  *pnext;
                     13: } vrect_t;
                     14: 
                     15: typedef struct
                     16: {
                     17:        pixel_t                 *buffer;                // invisible buffer
                     18:        pixel_t                 *colormap;              // 256 * VID_GRADES size
                     19:        unsigned short  *colormap16;    // 256 * VID_GRADES size
                     20:        int                             fullbright;             // index of first fullbright color
                     21:        unsigned                rowbytes;       // may be > width if displayed in a window
                     22:        unsigned                width;          
                     23:        unsigned                height;
                     24:        float                   aspect;         // width / height -- < 0 is taller than wide
                     25:        int                             numpages;
                     26:        int                             recalc_refdef;  // if true, recalc vid-based stuff
                     27:        pixel_t                 *conbuffer;
                     28:        int                             conrowbytes;
                     29:        unsigned                conwidth;
                     30:        unsigned                conheight;
                     31:        int                             maxwarpwidth;
                     32:        int                             maxwarpheight;
                     33:        pixel_t                 *direct;                // direct drawing to framebuffer, if not
                     34:                                                                        //  NULL
                     35: } viddef_t;
                     36: 
                     37: extern viddef_t        vid;                            // global video state
                     38: extern unsigned short  d_8to16table[256];
                     39: extern unsigned        d_8to24table[256];
                     40: extern void (*vid_menudrawfn)(void);
                     41: extern void (*vid_menukeyfn)(int key);
                     42: 
                     43: void   VID_SetPalette (unsigned char *palette);
                     44: // called at startup and after any gamma correction
                     45: 
                     46: void   VID_ShiftPalette (unsigned char *palette);
                     47: // called for bonus and pain flashes, and for underwater color changes
                     48: 
                     49: void   VID_Init (unsigned char *palette);
                     50: // Called at startup to set up translation tables, takes 256 8 bit RGB values
                     51: // the palette data will go away after the call, so it must be copied off if
                     52: // the video driver will need it again
                     53: 
                     54: void   VID_Shutdown (void);
                     55: // Called at shutdown
                     56: 
                     57: void   VID_Update (vrect_t *rects);
                     58: // flushes the given rectangles from the view buffer to the screen
                     59: 
                     60: int VID_SetMode (int modenum, unsigned char *palette);
                     61: // sets the mode; only used by the Quake engine for resetting to mode 0 (the
                     62: // base mode) on memory allocation failures
                     63: 
1.1.1.2 ! root       64: void VID_HandlePause (qboolean pause);
        !            65: // called only on Win32, when pause happens, so the mouse can be released
        !            66: 

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