OpenMoCo / SpaceBall

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Dependents:   SpaceBall_Example

SpaceBall.cpp@0:f67a8fffd94a, 2012-12-01 (annotated)

Committer:
jocis
Date:
Sat Dec 01 05:30:34 2012 +0000
Revision:
0:f67a8fffd94a
Child:
1:e6282b645d9b
.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jocis 0:f67a8fffd94a 1 #include "SpaceBall.h"
jocis 0:f67a8fffd94a 2
jocis 0:f67a8fffd94a 3 #define Sleep(x) wait_ms(x*10)
jocis 0:f67a8fffd94a 4
jocis 0:f67a8fffd94a 5 ///////////////////////////////////////////////////////////////////////////////
jocis 0:f67a8fffd94a 6
jocis 0:f67a8fffd94a 7 SpaceBall::SpaceBall ( PinName tx, PinName rx, bool bSpaceOrb ) : _serial ( tx, rx )
jocis 0:f67a8fffd94a 8 {
jocis 0:f67a8fffd94a 9 _bSpaceOrb = bSpaceOrb;
jocis 0:f67a8fffd94a 10 _serial.baud ( 9600 );
jocis 0:f67a8fffd94a 11
jocis 0:f67a8fffd94a 12 _fScale = 1.0f;
jocis 0:f67a8fffd94a 13
jocis 0:f67a8fffd94a 14 m_axis[0] = 0; /* last translational data received */
jocis 0:f67a8fffd94a 15 m_axis[1] = 0;
jocis 0:f67a8fffd94a 16 m_axis[2] = 0;
jocis 0:f67a8fffd94a 17 m_axis[3] = 0; /* last rotational data received */
jocis 0:f67a8fffd94a 18 m_axis[4] = 0;
jocis 0:f67a8fffd94a 19 m_axis[5] = 0;
jocis 0:f67a8fffd94a 20 m_buttons = 0; /* current button status */
jocis 0:f67a8fffd94a 21
jocis 0:f67a8fffd94a 22 m_buf[0] = 0;
jocis 0:f67a8fffd94a 23 m_resetstring[0]= 0;
jocis 0:f67a8fffd94a 24 m_bufpos = 0; /* current char position in packet buffer */
jocis 0:f67a8fffd94a 25 m_packtype = 0; /* what kind of packet is it */
jocis 0:f67a8fffd94a 26 m_packlen = 0; /* how many bytes do we ultimately expect? */
jocis 0:f67a8fffd94a 27 m_escapedchar = 0; /* if set, we're processing an escape sequence */
jocis 0:f67a8fffd94a 28 m_erroroccured = 0; /* if set, we've received an error packet or packets */
jocis 0:f67a8fffd94a 29 m_resetoccured = 0; /* if set, ball was reset, so have to reinitialize it */
jocis 0:f67a8fffd94a 30 m_spaceball4000 = 0; /* if set, its a Spaceball 4000 */
jocis 0:f67a8fffd94a 31 m_leftymode4000 = 0; /* if set, Spaceball 4000 in "lefty" orientation */
jocis 0:f67a8fffd94a 32 m_timer = 0; /* time since last packet was received */
jocis 0:f67a8fffd94a 33
jocis 0:f67a8fffd94a 34 _serial.attach ( this, &SpaceBall::SerialISR );
jocis 0:f67a8fffd94a 35
jocis 0:f67a8fffd94a 36 Init();
jocis 0:f67a8fffd94a 37
jocis 0:f67a8fffd94a 38 };
jocis 0:f67a8fffd94a 39
jocis 0:f67a8fffd94a 40 ///////////////////////////////////////////////////////////////////////////////
jocis 0:f67a8fffd94a 41
jocis 0:f67a8fffd94a 42 void SpaceBall::Init()
jocis 0:f67a8fffd94a 43 {
jocis 0:f67a8fffd94a 44 m_packlen=1;
jocis 0:f67a8fffd94a 45 m_resetoccured=0;
jocis 0:f67a8fffd94a 46
jocis 0:f67a8fffd94a 47 m_spaceball4000 = 0; /* re-determine which type it is */
jocis 0:f67a8fffd94a 48 m_leftymode4000 = 0; /* re-determine if its in lefty mode */
jocis 0:f67a8fffd94a 49
jocis 0:f67a8fffd94a 50 if (!m_resetoccured) {
jocis 0:f67a8fffd94a 51 #if defined(DEBUG)
jocis 0:f67a8fffd94a 52 printf("Sending reset command to spaceball...\n");
jocis 0:f67a8fffd94a 53 #endif
jocis 0:f67a8fffd94a 54 m_resetoccured=1;
jocis 0:f67a8fffd94a 55 _serial.printf ( "@\r" ); /* force reset */
jocis 0:f67a8fffd94a 56 }
jocis 0:f67a8fffd94a 57
jocis 0:f67a8fffd94a 58 Sleep(10);
jocis 0:f67a8fffd94a 59
jocis 0:f67a8fffd94a 60 #if defined(DEBUG)
jocis 0:f67a8fffd94a 61 printf("Sending initialization sequence to spaceball...\n");
jocis 0:f67a8fffd94a 62 #endif
jocis 0:f67a8fffd94a 63
jocis 0:f67a8fffd94a 64 _serial.printf ( "CB\r" );
jocis 0:f67a8fffd94a 65 Sleep(10);
jocis 0:f67a8fffd94a 66 _serial.printf ( "NT\r" );
jocis 0:f67a8fffd94a 67 Sleep(10);
jocis 0:f67a8fffd94a 68 _serial.printf ( "FTp\r" );
jocis 0:f67a8fffd94a 69 Sleep(10);
jocis 0:f67a8fffd94a 70 _serial.printf ( "FRp\r" );
jocis 0:f67a8fffd94a 71 Sleep(10);
jocis 0:f67a8fffd94a 72 _serial.printf ( "P@r@r\r" );
jocis 0:f67a8fffd94a 73 Sleep(10);
jocis 0:f67a8fffd94a 74 _serial.printf ( "MSSV\r" );
jocis 0:f67a8fffd94a 75 Sleep(10);
jocis 0:f67a8fffd94a 76 _serial.printf ( "Z\r" );
jocis 0:f67a8fffd94a 77 Sleep(10);
jocis 0:f67a8fffd94a 78 _serial.printf ( "BcCcC\r" );
jocis 0:f67a8fffd94a 79 }
jocis 0:f67a8fffd94a 80
jocis 0:f67a8fffd94a 81 ///////////////////////////////////////////////////////////////////////////////
jocis 0:f67a8fffd94a 82
jocis 0:f67a8fffd94a 83 void SpaceBall::SerialISR(void)
jocis 0:f67a8fffd94a 84 {
jocis 0:f67a8fffd94a 85 char c;
jocis 0:f67a8fffd94a 86
jocis 0:f67a8fffd94a 87 while ( _serial.readable() )
jocis 0:f67a8fffd94a 88 {
jocis 0:f67a8fffd94a 89 c = _serial.getc();
jocis 0:f67a8fffd94a 90
jocis 0:f67a8fffd94a 91 //printf("%c", c);
jocis 0:f67a8fffd94a 92
jocis 0:f67a8fffd94a 93 Process ( c );
jocis 0:f67a8fffd94a 94 }
jocis 0:f67a8fffd94a 95 }
jocis 0:f67a8fffd94a 96
jocis 0:f67a8fffd94a 97 ///////////////////////////////////////////////////////////////////////////////
jocis 0:f67a8fffd94a 98
jocis 0:f67a8fffd94a 99 void SpaceBall::Process ( char c )
jocis 0:f67a8fffd94a 100 {
jocis 0:f67a8fffd94a 101 if ( _bSpaceOrb )
jocis 0:f67a8fffd94a 102 ProcessSO ( c );
jocis 0:f67a8fffd94a 103 else
jocis 0:f67a8fffd94a 104 ProcessSB ( c );
jocis 0:f67a8fffd94a 105 }
jocis 0:f67a8fffd94a 106
jocis 0:f67a8fffd94a 107 ///////////////////////////////////////////////////////////////////////////////
jocis 0:f67a8fffd94a 108
jocis 0:f67a8fffd94a 109 void SpaceBall::ProcessSB ( char c )
jocis 0:f67a8fffd94a 110 {
jocis 0:f67a8fffd94a 111 int i, num, packs;
jocis 0:f67a8fffd94a 112 bool bChanged = false;
jocis 0:f67a8fffd94a 113
jocis 0:f67a8fffd94a 114 packs = 0; /* no packs received yet */
jocis 0:f67a8fffd94a 115
jocis 0:f67a8fffd94a 116 /* process potentially occuring escaped character sequences */
jocis 0:f67a8fffd94a 117 if (c == '^')
jocis 0:f67a8fffd94a 118 {
jocis 0:f67a8fffd94a 119 if (!m_escapedchar)
jocis 0:f67a8fffd94a 120 {
jocis 0:f67a8fffd94a 121 m_escapedchar = 1;
jocis 0:f67a8fffd94a 122 return; /* eat the escape character from buffer */
jocis 0:f67a8fffd94a 123 }
jocis 0:f67a8fffd94a 124 }
jocis 0:f67a8fffd94a 125
jocis 0:f67a8fffd94a 126 if (m_escapedchar)
jocis 0:f67a8fffd94a 127 {
jocis 0:f67a8fffd94a 128 m_escapedchar = 0;
jocis 0:f67a8fffd94a 129
jocis 0:f67a8fffd94a 130 switch (c)
jocis 0:f67a8fffd94a 131 {
jocis 0:f67a8fffd94a 132 case '^': /* leave char in buffer unchanged */
jocis 0:f67a8fffd94a 133 break;
jocis 0:f67a8fffd94a 134
jocis 0:f67a8fffd94a 135 case 'Q':
jocis 0:f67a8fffd94a 136 case 'S':
jocis 0:f67a8fffd94a 137 case 'M':
jocis 0:f67a8fffd94a 138 c &= 0x1F; /* convert character to unescaped form */
jocis 0:f67a8fffd94a 139 break;
jocis 0:f67a8fffd94a 140
jocis 0:f67a8fffd94a 141 default:
jocis 0:f67a8fffd94a 142 break;
jocis 0:f67a8fffd94a 143 }
jocis 0:f67a8fffd94a 144 }
jocis 0:f67a8fffd94a 145
jocis 0:f67a8fffd94a 146
jocis 0:f67a8fffd94a 147 /* figure out what kind of packet we received */
jocis 0:f67a8fffd94a 148 if (m_bufpos == 0)
jocis 0:f67a8fffd94a 149 {
jocis 0:f67a8fffd94a 150 switch(c)
jocis 0:f67a8fffd94a 151 {
jocis 0:f67a8fffd94a 152 case 'D': /* Displacement packet */
jocis 0:f67a8fffd94a 153 m_packtype = 'D';
jocis 0:f67a8fffd94a 154 m_packlen = 16; /* D packets are 15 bytes long */
jocis 0:f67a8fffd94a 155 break;
jocis 0:f67a8fffd94a 156
jocis 0:f67a8fffd94a 157 case 'K': /* Button/Key packet */
jocis 0:f67a8fffd94a 158 m_packtype = 'K';
jocis 0:f67a8fffd94a 159 m_packlen = 4; /* K packets are 3 bytes long */
jocis 0:f67a8fffd94a 160 break;
jocis 0:f67a8fffd94a 161
jocis 0:f67a8fffd94a 162 case '.': /* Spaceball 4000 FLX "advanced" button press event */
jocis 0:f67a8fffd94a 163 m_packtype = '.';
jocis 0:f67a8fffd94a 164 m_packlen = 4; /* . packets are 3 bytes long */
jocis 0:f67a8fffd94a 165 break;
jocis 0:f67a8fffd94a 166
jocis 0:f67a8fffd94a 167 case 'C': /* Communications mode packet */
jocis 0:f67a8fffd94a 168 m_packtype = 'C';
jocis 0:f67a8fffd94a 169 m_packlen = 4;
jocis 0:f67a8fffd94a 170 break;
jocis 0:f67a8fffd94a 171
jocis 0:f67a8fffd94a 172 case 'F': /* Spaceball sensitization mode packet */
jocis 0:f67a8fffd94a 173 m_packtype = 'F';
jocis 0:f67a8fffd94a 174 m_packlen = 4;
jocis 0:f67a8fffd94a 175 break;
jocis 0:f67a8fffd94a 176
jocis 0:f67a8fffd94a 177 case 'M': /* Movement mode packet */
jocis 0:f67a8fffd94a 178 m_packtype = 'M';
jocis 0:f67a8fffd94a 179 m_packlen = 5;
jocis 0:f67a8fffd94a 180 break;
jocis 0:f67a8fffd94a 181
jocis 0:f67a8fffd94a 182 case 'N': /* Null region packet */
jocis 0:f67a8fffd94a 183 m_packtype = 'N';
jocis 0:f67a8fffd94a 184 m_packlen = 3;
jocis 0:f67a8fffd94a 185 break;
jocis 0:f67a8fffd94a 186
jocis 0:f67a8fffd94a 187 case 'P': /* Update rate packet */
jocis 0:f67a8fffd94a 188 m_packtype = 'P';
jocis 0:f67a8fffd94a 189 m_packlen = 6;
jocis 0:f67a8fffd94a 190 break;
jocis 0:f67a8fffd94a 191
jocis 0:f67a8fffd94a 192 case '\v': /* XON at poweron */
jocis 0:f67a8fffd94a 193 m_packtype = '\v';
jocis 0:f67a8fffd94a 194 m_packlen = 1;
jocis 0:f67a8fffd94a 195 break;
jocis 0:f67a8fffd94a 196
jocis 0:f67a8fffd94a 197 case '\n': /* carriage return at poweron */
jocis 0:f67a8fffd94a 198 case '\r': /* carriage return at poweron */
jocis 0:f67a8fffd94a 199 m_packtype = '\r';
jocis 0:f67a8fffd94a 200 m_packlen = 1;
jocis 0:f67a8fffd94a 201 break;
jocis 0:f67a8fffd94a 202
jocis 0:f67a8fffd94a 203 case '@': /* Spaceball Hard/Soft Reset packet */
jocis 0:f67a8fffd94a 204 m_resetoccured=1;
jocis 0:f67a8fffd94a 205 m_packtype = '@';
jocis 0:f67a8fffd94a 206 m_packlen = 62; /* Resets aren't longer than 62 chars */
jocis 0:f67a8fffd94a 207 break;
jocis 0:f67a8fffd94a 208
jocis 0:f67a8fffd94a 209 case 'E': /* Error packet */
jocis 0:f67a8fffd94a 210 m_packtype = 'E';
jocis 0:f67a8fffd94a 211 m_packlen = 8; /* E packets are up to 7 bytes long */
jocis 0:f67a8fffd94a 212 break;
jocis 0:f67a8fffd94a 213
jocis 0:f67a8fffd94a 214 case 'Z': /* Zero packet (Spaceball 2003/3003/4000 FLX) */
jocis 0:f67a8fffd94a 215 m_packtype = 'Z';
jocis 0:f67a8fffd94a 216 m_packlen = 14; /* Z packets are hardware dependent */
jocis 0:f67a8fffd94a 217 break;
jocis 0:f67a8fffd94a 218
jocis 0:f67a8fffd94a 219 default: /* Unknown packet! */
jocis 0:f67a8fffd94a 220 return;
jocis 0:f67a8fffd94a 221 }
jocis 0:f67a8fffd94a 222 }
jocis 0:f67a8fffd94a 223
jocis 0:f67a8fffd94a 224
jocis 0:f67a8fffd94a 225 m_buf[m_bufpos] = c;
jocis 0:f67a8fffd94a 226 m_bufpos++;
jocis 0:f67a8fffd94a 227
jocis 0:f67a8fffd94a 228 /* Reset packet processing */
jocis 0:f67a8fffd94a 229 if (m_packtype == '@')
jocis 0:f67a8fffd94a 230 {
jocis 0:f67a8fffd94a 231 if (c != '\r')
jocis 0:f67a8fffd94a 232 return;
jocis 0:f67a8fffd94a 233 else
jocis 0:f67a8fffd94a 234 m_packlen = m_bufpos;
jocis 0:f67a8fffd94a 235 }
jocis 0:f67a8fffd94a 236
jocis 0:f67a8fffd94a 237 /* Error packet processing */
jocis 0:f67a8fffd94a 238 if (m_packtype == 'E')
jocis 0:f67a8fffd94a 239 {
jocis 0:f67a8fffd94a 240 if (c != '\r')
jocis 0:f67a8fffd94a 241 return;
jocis 0:f67a8fffd94a 242 else
jocis 0:f67a8fffd94a 243 m_packlen = m_bufpos;
jocis 0:f67a8fffd94a 244 }
jocis 0:f67a8fffd94a 245 else if (m_bufpos != m_packlen)
jocis 0:f67a8fffd94a 246 return;
jocis 0:f67a8fffd94a 247
jocis 0:f67a8fffd94a 248 switch (m_packtype)
jocis 0:f67a8fffd94a 249 {
jocis 0:f67a8fffd94a 250 case 'D': /* ball displacement event */
jocis 0:f67a8fffd94a 251 {
jocis 0:f67a8fffd94a 252 unsigned int tx, ty, tz, rx, ry, rz;
jocis 0:f67a8fffd94a 253
jocis 0:f67a8fffd94a 254 /* number of 1/16ths of milliseconds since last */
jocis 0:f67a8fffd94a 255 /* ball displacement packet */
jocis 0:f67a8fffd94a 256 m_timer = ((m_buf[1]) << 8) | (m_buf[2]);
jocis 0:f67a8fffd94a 257
jocis 0:f67a8fffd94a 258 tx = ((m_buf[ 3]) << 8) | ((m_buf[ 4]));
jocis 0:f67a8fffd94a 259 tz = ((m_buf[ 5]) << 8) | ((m_buf[ 6]));
jocis 0:f67a8fffd94a 260 ty = ((m_buf[ 7]) << 8) | ((m_buf[ 8]));
jocis 0:f67a8fffd94a 261 rx = ((m_buf[ 9]) << 8) | ((m_buf[10]));
jocis 0:f67a8fffd94a 262 rz = ((m_buf[11]) << 8) | ((m_buf[12]));
jocis 0:f67a8fffd94a 263 ry = ((m_buf[13]) << 8) | ((m_buf[14]));
jocis 0:f67a8fffd94a 264
jocis 0:f67a8fffd94a 265 m_axis[0] = (((int) tx) << 16) >> 16;
jocis 0:f67a8fffd94a 266 m_axis[1] = (((int) ty) << 16) >> 16;
jocis 0:f67a8fffd94a 267 m_axis[2] = (((int) tz) << 16) >> 16;
jocis 0:f67a8fffd94a 268 m_axis[3] = -(((int) rx) << 16) >> 16;
jocis 0:f67a8fffd94a 269 m_axis[4] = -(((int) ry) << 16) >> 16;
jocis 0:f67a8fffd94a 270 m_axis[5] = -(((int) rz) << 16) >> 16;
jocis 0:f67a8fffd94a 271
jocis 0:f67a8fffd94a 272 bChanged = true;
jocis 0:f67a8fffd94a 273 DoChangedAxis();
jocis 0:f67a8fffd94a 274 }
jocis 0:f67a8fffd94a 275 break;
jocis 0:f67a8fffd94a 276
jocis 0:f67a8fffd94a 277 case 'K': /* button press event */
jocis 0:f67a8fffd94a 278 /* Spaceball 2003A, 2003B, 2003 FLX, 3003 FLX, 4000 FLX */
jocis 0:f67a8fffd94a 279 /* button packet. (4000 only for backwards compatibility) */
jocis 0:f67a8fffd94a 280 /* The lowest 5 bits of the first byte are buttons 5-9 */
jocis 0:f67a8fffd94a 281 /* Button '8' on a Spaceball 2003 is the rezero button */
jocis 0:f67a8fffd94a 282 /* The lowest 4 bits of the second byte are buttons 1-4 */
jocis 0:f67a8fffd94a 283 /* For Spaceball 2003, we'll map the buttons 1-7 normally */
jocis 0:f67a8fffd94a 284 /* skip 8, as its a hardware "rezero button" on that device */
jocis 0:f67a8fffd94a 285 /* and call the "pick" button "8". */
jocis 0:f67a8fffd94a 286 /* On the Spaceball 3003, the "right" button also triggers */
jocis 0:f67a8fffd94a 287 /* the "pick" bit. We OR the 2003/3003 rezero bits together */
jocis 0:f67a8fffd94a 288
jocis 0:f67a8fffd94a 289 /* if we have found a Spaceball 4000, then we ignore the 'K' */
jocis 0:f67a8fffd94a 290 /* packets entirely, and only use the '.' packets. */
jocis 0:f67a8fffd94a 291 if (m_spaceball4000)
jocis 0:f67a8fffd94a 292 break;
jocis 0:f67a8fffd94a 293
jocis 0:f67a8fffd94a 294 m_buttons =
jocis 0:f67a8fffd94a 295 ((m_buf[1] & 0x10) << 8) | /* 2003 pick button is ??? */
jocis 0:f67a8fffd94a 296 ((m_buf[1] & 0x20) << 9) | /* 3003 rezero button */
jocis 0:f67a8fffd94a 297 ((m_buf[1] & 0x08) << 11) | /* 2003 rezero button */
jocis 0:f67a8fffd94a 298 ((m_buf[1] & 0x07) << 4) | /* 5,6,7 (2003/4000) */
jocis 0:f67a8fffd94a 299 ((m_buf[2] & 0x30) << 8) | /* 3003 Left/Right buttons */
jocis 0:f67a8fffd94a 300 ((m_buf[2] & 0x0F)); /* 1,2,3,4 (2003/4000) */
jocis 0:f67a8fffd94a 301
jocis 0:f67a8fffd94a 302 bChanged = true;
jocis 0:f67a8fffd94a 303 DoChangedButtons();
jocis 0:f67a8fffd94a 304 break;
jocis 0:f67a8fffd94a 305
jocis 0:f67a8fffd94a 306 case '.': /* button press event (4000) */
jocis 0:f67a8fffd94a 307 /* Spaceball 4000 FLX "expanded" button packet, with 12 buttons */
jocis 0:f67a8fffd94a 308
jocis 0:f67a8fffd94a 309 /* extra packet validity check, since we use this packet type */
jocis 0:f67a8fffd94a 310 /* to override the 'K' button packets, and determine if its a */
jocis 0:f67a8fffd94a 311 /* Spaceball 4000 or not... */
jocis 0:f67a8fffd94a 312 if (m_buf[3] != '\r') {
jocis 0:f67a8fffd94a 313 break; /* if not terminated with a '\r', probably garbage */
jocis 0:f67a8fffd94a 314 }
jocis 0:f67a8fffd94a 315
jocis 0:f67a8fffd94a 316 /* if we got a valid '.' packet, this must be a Spaceball 4000 */
jocis 0:f67a8fffd94a 317 m_spaceball4000 = 1; /* Must be talking to a Spaceball 4000 */
jocis 0:f67a8fffd94a 318
jocis 0:f67a8fffd94a 319 /* Spaceball 4000 series "expanded" button press event */
jocis 0:f67a8fffd94a 320 /* includes data for 12 buttons, and left/right orientation */
jocis 0:f67a8fffd94a 321 m_buttons =
jocis 0:f67a8fffd94a 322 (((~m_buf[1]) & 0x20) << 10) | /* "left handed" mode */
jocis 0:f67a8fffd94a 323 ((m_buf[1] & 0x1F) << 7) | /* 8,9,10,11,12 */
jocis 0:f67a8fffd94a 324 ((m_buf[2] & 0x3F) ) | /* 1,2,3,4,5,6 (4000) */
jocis 0:f67a8fffd94a 325 ((m_buf[2] & 0x80) >> 1); /* 7 (4000) */
jocis 0:f67a8fffd94a 326
jocis 0:f67a8fffd94a 327 /* set "lefty" orientation mode if "lefty bit" is _clear_ */
jocis 0:f67a8fffd94a 328 if ((m_buf[1] & 0x20) == 0)
jocis 0:f67a8fffd94a 329 m_leftymode4000 = 1; /* left handed mode */
jocis 0:f67a8fffd94a 330 else
jocis 0:f67a8fffd94a 331 m_leftymode4000 = 0; /* right handed mode */
jocis 0:f67a8fffd94a 332
jocis 0:f67a8fffd94a 333 bChanged = true;
jocis 0:f67a8fffd94a 334 DoChangedButtons();
jocis 0:f67a8fffd94a 335 break;
jocis 0:f67a8fffd94a 336
jocis 0:f67a8fffd94a 337 case 'C': /* Communications mode packet */
jocis 0:f67a8fffd94a 338 case 'F': /* Spaceball sensitization packet */
jocis 0:f67a8fffd94a 339 case 'P': /* Spaceball update rate packet */
jocis 0:f67a8fffd94a 340 case 'M': /* Spaceball movement mode packet */
jocis 0:f67a8fffd94a 341 case 'N': /* Null region packet */
jocis 0:f67a8fffd94a 342 case '\r': /* carriage return at poweron */
jocis 0:f67a8fffd94a 343 case '\v': /* XON at poweron */
jocis 0:f67a8fffd94a 344 /* eat and ignore these packets */
jocis 0:f67a8fffd94a 345 break;
jocis 0:f67a8fffd94a 346
jocis 0:f67a8fffd94a 347 case '@': /* Reset packet */
jocis 0:f67a8fffd94a 348 /* if we get a reset packet, we have to re-initialize */
jocis 0:f67a8fffd94a 349 /* the device, and assume that its completely schizophrenic */
jocis 0:f67a8fffd94a 350 /* at this moment, we must reset it again at this point */
jocis 0:f67a8fffd94a 351 m_resetoccured=1;
jocis 0:f67a8fffd94a 352 //JKReset();
jocis 0:f67a8fffd94a 353 Init();
jocis 0:f67a8fffd94a 354 break;
jocis 0:f67a8fffd94a 355
jocis 0:f67a8fffd94a 356
jocis 0:f67a8fffd94a 357 case 'E': /* Error packet, hardware/software problem */
jocis 0:f67a8fffd94a 358 m_erroroccured++;
jocis 0:f67a8fffd94a 359 break;
jocis 0:f67a8fffd94a 360
jocis 0:f67a8fffd94a 361 case 'Z': /* Zero packet (Spaceball 2003/3003/4000 FLX) */
jocis 0:f67a8fffd94a 362 /* We just ignore these... */
jocis 0:f67a8fffd94a 363 break;
jocis 0:f67a8fffd94a 364
jocis 0:f67a8fffd94a 365 default:
jocis 0:f67a8fffd94a 366 break;
jocis 0:f67a8fffd94a 367 }
jocis 0:f67a8fffd94a 368
jocis 0:f67a8fffd94a 369 /* reset */
jocis 0:f67a8fffd94a 370 m_bufpos = 0;
jocis 0:f67a8fffd94a 371 m_packtype = 0;
jocis 0:f67a8fffd94a 372 m_packlen = 1;
jocis 0:f67a8fffd94a 373 packs++;
jocis 0:f67a8fffd94a 374
jocis 0:f67a8fffd94a 375 }
jocis 0:f67a8fffd94a 376
jocis 0:f67a8fffd94a 377 ///////////////////////////////////////////////////////////////////////////////
jocis 0:f67a8fffd94a 378
jocis 0:f67a8fffd94a 379 void SpaceBall::ProcessSO ( char c )
jocis 0:f67a8fffd94a 380 {
jocis 0:f67a8fffd94a 381 }
jocis 0:f67a8fffd94a 382
jocis 0:f67a8fffd94a 383 ///////////////////////////////////////////////////////////////////////////////
jocis 0:f67a8fffd94a 384 ///////////////////////////////////////////////////////////////////////////////
jocis 0:f67a8fffd94a 385 ///////////////////////////////////////////////////////////////////////////////