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Annotation of 43BSD/contrib/X/libsun/util.c, revision 1.1.1.1

1.1       root        1: #ifndef lint
                      2: static char *rcsid_util_c = "$Header: util.c,v 10.2 86/02/01 16:21:36 tony Rel $";
                      3: #endif lint
                      4: #ifdef sun
                      5: /*
                      6:  * The Sun X drivers are a product of Sun Microsystems, Inc. and are provided
                      7:  * for unrestricted use provided that this legend is included on all tape
                      8:  * media and as a part of the software program in whole or part.  Users
                      9:  * may copy or modify these drivers without charge, but are not authorized
                     10:  * to license or distribute them to anyone else except as part of a product or
                     11:  * program developed by the user.
                     12:  * 
                     13:  * THE SUN X DRIVERS ARE PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND
                     14:  * INCLUDING THE WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A
                     15:  * PARTICULAR PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE
                     16:  * PRACTICE.
                     17:  *
                     18:  * The Sun X Drivers are provided with no support and without any obligation
                     19:  * on the part of Sun Microsystems, Inc. to assist in their use, correction,
                     20:  * modification or enhancement.
                     21:  * 
                     22:  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
                     23:  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY THE SUN X
                     24:  * DRIVERS OR ANY PART THEREOF.
                     25:  * 
                     26:  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
                     27:  * or profits or other special, indirect and consequential damages, even if
                     28:  * Sun has been advised of the possibility of such damages.
                     29:  * 
                     30:  * Sun Microsystems, Inc.
                     31:  * 2550 Garcia Avenue
                     32:  * Mountain View, California  94043
                     33:  */
                     34: 
                     35: #ifndef        lint
                     36: static char sccsid[] = "@(#)util.c 2.1 86/01/28 Copyright 1986 Sun Micro";
                     37: #endif
                     38: 
                     39: /*-
                     40:  * Copyright (c) 1986 by Sun Microsystems,  Inc.
                     41:  */
                     42: 
                     43: /* util.c              Various utilities
                     44:  *
                     45:  *     SoundBell       Generate audible bell
                     46:  *     SetKeyClick     Control key click
                     47:  *     SetAutoRepeat   Control auto repeat
                     48:  *     SetLockLED      Control Lock LED
                     49:  *     SetVideo        Disable/enable video
                     50:  *     QueryShape      Determine shapes
                     51:  *     ResolveColors   does nothing
                     52:  *     StoreColors     does nothing
                     53:  */
                     54: 
                     55: /*
                     56:  *     ToDo:
                     57:  *             Implement SetVideo
                     58:  *             Implement SoundBell(!)
                     59:  */
                     60: 
                     61: #include "Xsun.h"
                     62: 
                     63: extern int vsdev;
                     64: 
                     65: /* Sound bell, volume between 0 (quiet) and 7 (loud) */
                     66: 
                     67: SoundBell (volume)
                     68:        int volume;
                     69: {
                     70:        return (0);
                     71: }
                     72: 
                     73: /* Set key click, volume between -1 (default), 0 (off) and 8 (loud) */
                     74: 
                     75: SetKeyClick (volume)
                     76:        int volume;
                     77: {
                     78:        return (0);
                     79: }
                     80: 
                     81: /* Set autorepeat */
                     82: 
                     83: SetAutoRepeat (onoff)
                     84:        int onoff;
                     85: {
                     86:        return (0);
                     87: }
                     88: 
                     89: int SetVideo(onoff)
                     90:        int onoff;
                     91: {
                     92:        return(0);
                     93: }
                     94: 
                     95: QueryShape (shape, width, height)
                     96:        int shape;
                     97:        short *width, *height;
                     98: {
                     99:        /* Cursors & tiles unrestricted */
                    100: }
                    101: 
                    102: SetLockLED (onoff)
                    103:        int onoff;
                    104: {
                    105:        return (0);
                    106: }
                    107: 
                    108: ResolveColor (red, green, blue)
                    109:        unsigned short *red, *green, *blue;
                    110: {
                    111:     *red &= ~0377;
                    112:     *green &= ~0377;
                    113:     *blue &= ~0377;
                    114: }
                    115: 
                    116: StoreColors (count, entries)
                    117:        int count;
                    118:        ColorDef *entries;
                    119: 
                    120: {
                    121:     /* XXX - should keep interal shadow of color map and rewrite whole */
                    122:     extern struct pixrect *PixRect;
                    123:     while (count--) {
                    124:        u_char r, g, b;
                    125: 
                    126:        r = (u_char) (entries->red>>8);
                    127:        g = (u_char) (entries->green>>8);
                    128:        b = (u_char) (entries->blue>>8);
                    129:        pr_putcolormap(PixRect, entries->pixel, 1, &r, &g, &b);
                    130:        entries++;
                    131:     }
                    132: }
                    133: 
                    134: extern u_char InvPix[];
                    135: 
                    136: InvertPixelOrder(p, n)
                    137:        register unsigned short *p;
                    138:        register int n;
                    139: {
                    140:        for (; n--; p++) {
                    141:            register unsigned short l = (*p & 0xff), h = (*p >> 8)&0xff;
                    142:            unsigned short         old = *p;
                    143: 
                    144:            *p = (unsigned short) ((InvPix[l] << 8) | InvPix[h]);
                    145:        }
                    146: }
                    147: #endif sun

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