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Annotation of Net2/sys/tablet.h, revision 1.1.1.3

1.1       root        1: /*-
                      2:  * Copyright (c) 1985, 1986 The Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  * 3. All advertising materials mentioning features or use of this software
                     14:  *    must display the following acknowledgement:
                     15:  *     This product includes software developed by the University of
                     16:  *     California, Berkeley and its contributors.
                     17:  * 4. Neither the name of the University nor the names of its contributors
                     18:  *    may be used to endorse or promote products derived from this software
                     19:  *    without specific prior written permission.
                     20:  *
                     21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     31:  * SUCH DAMAGE.
                     32:  *
1.1.1.3 ! root       33:  *     from: @(#)tablet.h      7.5 (Berkeley) 2/15/91
        !            34:  *     tablet.h,v 1.4 1993/05/20 16:23:18 cgd Exp
1.1       root       35:  */
                     36: 
1.1.1.3 ! root       37: #ifndef _SYS_TABLET_H_
        !            38: #define _SYS_TABLET_H_
1.1       root       39: 
                     40: /*
                     41:  * Tablet line discipline.
                     42:  */
1.1.1.3 ! root       43: 
1.1       root       44: /*
                     45:  * Reads on the tablet return one of the following structures, depending on
                     46:  * the underlying tablet type.  The first two are defined such that a read of
                     47:  * sizeof (gtcopos) on a non-gtco tablet will return meaningful info.  The
                     48:  * in-proximity bit is simulated where the tablet does not directly provide
                     49:  * the information.
                     50:  */
                     51: struct tbpos {
                     52:        int     xpos, ypos;     /* raw x-y coordinates */
                     53:        short   status;         /* buttons/pen down */
                     54: #define        TBINPROX        0100000         /* pen in proximity of tablet */
                     55:        short   scount;         /* sample count */
                     56: };
                     57: 
                     58: struct gtcopos {
                     59:        int     xpos, ypos;     /* raw x-y coordinates */
                     60:        short   status;         /* as above */
                     61:        short   scount;         /* sample count */
                     62:        short   xtilt, ytilt;   /* raw tilt */
                     63:        short   pressure;
                     64:        short   pad;            /* pad to longword boundary */
                     65: };
                     66: 
                     67: struct polpos {
                     68:        short   p_x, p_y, p_z;  /* raw 3-space coordinates */
                     69:        short   p_azi, p_pit, p_rol;    /* azimuth, pitch, and roll */
                     70:        short   p_stat;         /* status, as above */
                     71:        char    p_key;          /* calculator input keyboard */
                     72: };
                     73: 
                     74: #define BIOSMODE       _IOW('b', 1, int)       /* set mode bit(s) */
                     75: #define BIOGMODE       _IOR('b', 2, int)       /* get mode bit(s) */
                     76: #define        TBMODE          0xfff0          /* mode bits: */
                     77: #define                TBPOINT         0x0010          /* single point */
                     78: #define                TBRUN           0x0000          /* runs contin. */
                     79: #define                TBSTOP          0x0020          /* shut-up */
                     80: #define                TBGO            0x0000          /* ~TBSTOP */
                     81: #define        TBTYPE          0x000f          /* tablet type: */
                     82: #define                TBUNUSED        0x0
                     83: #define                TBHITACHI       0x1             /* hitachi tablet */
                     84: #define                TBTIGER         0x2             /* hitachi tiger */
                     85: #define                TBGTCO          0x3             /* gtco */
                     86: #define                TBPOL           0x4             /* polhemus 3space */
                     87: #define                TBHDG           0x5             /* hdg-1111b, low res */
                     88: #define                TBHDGHIRES      0x6             /* hdg-1111b, high res */
                     89: #define                TBDIGI          0x7             /* gtco digi-pad, low res */
                     90: #define                TBDIGIHIRES     0x8             /* gtco digi-pad, high res */
                     91: #define BIOSTYPE       _IOW('b', 3, int)       /* set tablet type */
                     92: #define BIOGTYPE       _IOR('b', 4, int)       /* get tablet type*/
                     93: 
1.1.1.3 ! root       94: #endif /* !_SYS_TABLET_H_ */

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