src/lib/16_in.c

   1 /* Catacomb Apocalypse Source Code\r
   2  * Copyright (C) 1993-2014 Flat Rock Software\r
   3  *\r
   4  * This program is free software; you can redistribute it and/or modify\r
   5  * it under the terms of the GNU General Public License as published by\r
   6  * the Free Software Foundation; either version 2 of the License, or\r
   7  * (at your option) any later version.\r
   8  *\r
   9  * This program is distributed in the hope that it will be useful,\r
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  12  * GNU General Public License for more details.\r
  13  *\r
  14  * You should have received a copy of the GNU General Public License along\r
  15  * with this program; if not, write to the Free Software Foundation, Inc.,\r
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.\r
  17  */\r
  18 \r
  19 //\r
  20 //      ID Engine\r
  21 //      ID_IN.c - Input Manager\r
  22 //      v1.0d1w\r
  23 //      By Jason Blochowiak\r
  24 //      Open Watcom port by sparky4\r
  25 //\r
  26 \r
  27 //\r
  28 //      This module handles dealing with the various input devices\r
  29 //\r
  30 //      Depends on: Memory Mgr (for demo recording), Sound Mgr (for timing stuff),\r
  31 //                              User Mgr (for command line parms)\r
  32 //\r
  33 //      Globals:\r
  34 //              LastScan - The keyboard scan code of the last key pressed\r
  35 //              LastASCII - The ASCII value of the last key pressed\r
  36 //      DEBUG - there are more globals\r
  37 //\r
  38 \r
  39 #include "src/lib/16_in.h"\r
  40 \r
  41 /*\r
  42 =============================================================================\r
  43 \r
  44                                         GLOBAL VARIABLES\r
  45 \r
  46 =============================================================================\r
  47 */\r
  48 struct inconfig\r
  49 {\r
  50         boolean                 MousePresent;\r
  51         boolean                 JoysPresent[MaxJoys];\r
  52         boolean                 JoyPadPresent[MaxPads];\r
  53         boolean         Keyboard[NumCodes];\r
  54         boolean         Paused;\r
  55         char            LastASCII;\r
  56         ScanCode        LastScan;\r
  57 \r
  58         KeyboardDef     KbdDefs[MaxKbds];\r
  59         JoystickDef     JoyDefs[MaxJoys];\r
  60         JoypadDef       JoypadDefs[MaxPads];\r
  61 } inpu;\r
  62 \r
  63 //extern inconfig inpu;\r
  64 //inpu.KbdDefs = {0x1d,0x38,/*0x47,*/0x48,/*0x49,*/0x4b,0x4d,/*0x4f,*/0x50/*,0x51*/};\r
  65 \r
  66 /*\r
  67 =============================================================================\r
  68 \r
  69                                         LOCAL VARIABLES\r
  70 \r
  71 =============================================================================\r
  72 */\r
  73 \r
  74 #ifdef __cplusplus              /* Function must be declared C style */\r
  75 extern "C" {\r
  76 #endif\r
  77 \r
  78 static struct instat {\r
  79         boolean         IN_Started;\r
  80         boolean         CapsLock;\r
  81         ScanCode        CurCode,LastCode;\r
  82 } inst;\r
  83 \r
  84 static  void                    (*INL_KeyHook)(void);\r
  85 static  void interrupt  (*OldKeyVect)(void);\r
  86 static  char                    *ParmStringsIN[] = {"nojoys","nomouse",nil};\r
  87 \r
  88 static  byte        far ASCIINames[] =          // Unshifted ASCII for scan codes\r
  89                                         {\r
  90 //       0   1   2   3   4   5   6   7   8   9   A   B   C   D   E   F\r
  91         0  ,27 ,'1','2','3','4','5','6','7','8','9','0','-','=',8  ,9  ,        // 0\r
  92         'q','w','e','r','t','y','u','i','o','p','[',']',13 ,0  ,'a','s',        // 1\r
  93         'd','f','g','h','j','k','l',';',39 ,'`',0  ,92 ,'z','x','c','v',        // 2\r
  94         'b','n','m',',','.','/',0  ,'*',0  ,' ',0  ,0  ,0  ,0  ,0  ,0  ,        // 3\r
  95         0  ,0  ,0  ,0  ,0  ,0  ,0  ,'7','8','9','-','4','5','6','+','1',        // 4\r
  96         '2','3','0',127,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,        // 5\r
  97         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,        // 6\r
  98         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0           // 7\r
  99                                         },\r
 100                                         far ShiftNames[] =              // Shifted ASCII for scan codes\r
 101                                         {\r
 102 //       0   1   2   3   4   5   6   7   8   9   A   B   C   D   E   F\r
 103         0  ,27 ,'!','@','#','$','%','^','&','*','(',')','_','+',8  ,9  ,        // 0\r
 104         'Q','W','E','R','T','Y','U','I','O','P','{','}',13 ,0  ,'A','S',        // 1\r
 105         'D','F','G','H','J','K','L',':',34 ,'~',0  ,'|','Z','X','C','V',        // 2\r
 106         'B','N','M','<','>','?',0  ,'*',0  ,' ',0  ,0  ,0  ,0  ,0  ,0  ,        // 3\r
 107         0  ,0  ,0  ,0  ,0  ,0  ,0  ,'7','8','9','-','4','5','6','+','1',        // 4\r
 108         '2','3','0',127,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,        // 5\r
 109         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,        // 6\r
 110         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0           // 7\r
 111                                         },\r
 112                                         far SpecialNames[] =    // ASCII for 0xe0 prefixed codes\r
 113                                         {\r
 114 //       0   1   2   3   4   5   6   7   8   9   A   B   C   D   E   F\r
 115         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,        // 0\r
 116         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,13 ,0  ,0  ,0  ,        // 1\r
 117         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,        // 2\r
 118         0  ,0  ,0  ,0  ,0  ,'/',0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,        // 3\r
 119         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,        // 4\r
 120         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,        // 5\r
 121         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,        // 6\r
 122         0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0  ,0           // 7\r
 123                                         },\r
 124                                         *ScanNames[] =          // Scan code names with single chars\r
 125                                         {\r
 126         "?","?","1","2","3","4","5","6","7","8","9","0","-","+","?","?",\r
 127         "Q","W","E","R","T","Y","U","I","O","P","[","]","|","?","A","S",\r
 128         "D","F","G","H","J","K","L",";","\"","?","?","?","Z","X","C","V",\r
 129         "B","N","M",",",".","/","?","?","?","?","?","?","?","?","?","?",\r
 130         "?","?","?","?","?","?","?","?","\xf","?","-","\x15","5","\x11","+","?",\r
 131         "\x13","?","?","?","?","?","?","?","?","?","?","?","?","?","?","?",\r
 132         "?","?","?","?","?","?","?","?","?","?","?","?","?","?","?","?",\r
 133         "?","?","?","?","?","?","?","?","?","?","?","?","?","?","?","?"\r
 134                                         },      // DEBUG - consolidate these\r
 135                                         far ExtScanCodes[] =    // Scan codes with >1 char names\r
 136                                         {\r
 137         1,0xe,0xf,0x1d,0x2a,0x39,0x3a,0x3b,0x3c,0x3d,0x3e,\r
 138         0x3f,0x40,0x41,0x42,0x43,0x44,0x57,0x59,0x46,0x1c,0x36,\r
 139         0x37,0x38,0x47,0x49,0x4f,0x51,0x52,0x53,0x45,0x48,\r
 140         0x50,0x4b,0x4d,0x00\r
 141                                         },\r
 142                                         *ExtScanNames[] =       // Names corresponding to ExtScanCodes\r
 143                                         {\r
 144         "Esc","BkSp","Tab","Ctrl","LShft","Space","CapsLk","F1","F2","F3","F4",\r
 145         "F5","F6","F7","F8","F9","F10","F11","F12","ScrlLk","Enter","RShft",\r
 146         "PrtSc","Alt","Home","PgUp","End","PgDn","Ins","Del","NumLk","Up",\r
 147         "Down","Left","Right",""\r
 148                                         };\r
 149 \r
 150 static  Direction       DirTable[] =            // Quick lookup for total direction\r
 151                                         {\r
 152                                                 //dir_Nortinest,
 153                                                 dir_North,
 154                                                 dir_West,\r
 155                                                 dir_None,       \r
 156                                                 dir_East,
 157                                                 dir_South
 158                                                 //dir_NorthEast,\r
 159                                                 //dir_Soutinest,\r
 160                                                 //,dir_SouthEast\r
 161                                         };\r
 162 #ifdef __cplusplus\r
 163 }\r
 164 #endif\r
 165 \r
 166 //      Internal routines\r
 167 ///////////////////////////////////////////////////////////////////////////\r
 168 //\r
 169 //      INL_KeyService() - Handles a keyboard interrupt (key up/down)\r
 170 //\r
 171 ///////////////////////////////////////////////////////////////////////////\r
 172 void interrupt\r
 173 INL_KeyService()\r
 174 {\r
 175 static  boolean special;\r
 176                 byte    k,c;\r
 177                 register byte temp;\r
 178 \r
 179         k = inp(0x60);  // Get the scan code\r
 180 \r
 181         // Tell the XT keyboard controller to clear the key\r
 182         outp(0x61,(temp = inp(0x61)) | 0x80);\r
 183         outp(0x61,temp);\r
 184 \r
 185         if (k == 0xe0)          // Special key prefix\r
 186                 special = true;\r
 187         else if (k == 0xe1)     // Handle Pause key\r
 188                 inpu.Paused = true;\r
 189         else\r
 190         {\r
 191                 if (k & 0x80)   // Break code\r
 192                 {\r
 193                         k &= 0x7f;\r
 194 \r
 195 // DEBUG - handle special keys: ctl-alt-delete, print scrn\r
 196 \r
 197                         inpu.Keyboard[k] = false;\r
 198                 }\r
 199                 else                    // Make code\r
 200                 {\r
 201                         inst.LastCode = inst.CurCode;\r
 202                         inst.CurCode = inpu.LastScan = k;\r
 203                         inpu.Keyboard[k] = true;\r
 204 \r
 205                         if (special)\r
 206                                 c = SpecialNames[k];\r
 207                         else\r
 208                         {\r
 209                                 if (k == sc_CapsLock)\r
 210                                 {\r
 211                                         inst.CapsLock ^= true;\r
 212                                         // DEBUG - make caps lock light work\r
 213                                 }\r
 214 \r
 215                                 if (inpu.Keyboard[sc_LShift] || inpu.Keyboard[sc_RShift])       // If shifted\r
 216                                 {\r
 217                                         c = ShiftNames[k];\r
 218                                         if ((c >= 'A') && (c <= 'Z') && inst.CapsLock)\r
 219                                                 c += 'a' - 'A';\r
 220                                 }\r
 221                                 else\r
 222                                 {\r
 223                                         c = ASCIINames[k];\r
 224                                         if ((c >= 'a') && (c <= 'z') && inst.CapsLock)\r
 225                                                 c -= 'a' - 'A';\r
 226                                 }\r
 227                         }\r
 228                         if (c)\r
 229                                 inpu.LastASCII = c;\r
 230                 }\r
 231 \r
 232                 special = false;\r
 233         }\r
 234 \r
 235         if (INL_KeyHook && !special)\r
 236                 INL_KeyHook();\r
 237         #ifdef TESTKEYIN\r
 238         printf("%c %x %u\n", c, k, inpu.Keyboard[k]);\r
 239         #endif\r
 240         outp(0x20,0x20);\r
 241 }\r
 242 \r
 243 void\r
 244 Mouse(int x)\r
 245 {\r
 246         union REGS CPURegs;\r
 247         x = CPURegs.x.ax;\r
 248         int86(MouseInt,&CPURegs,&CPURegs);\r
 249 }\r
 250 \r
 251 ///////////////////////////////////////////////////////////////////////////\r
 252 //\r
 253 //      INL_GetMouseDelta() - Gets the amount that the mouse has moved from the\r
 254 //              mouse driver\r
 255 //\r
 256 ///////////////////////////////////////////////////////////////////////////\r
 257 static void\r
 258 INL_GetMouseDelta(int *x,int *y)\r
 259 {\r
 260         union REGS CPURegs;\r
 261         Mouse(MDelta);\r
 262         *x = CPURegs.x.cx;\r
 263         *y = CPURegs.x.dx;\r
 264 }\r
 265 \r
 266 ///////////////////////////////////////////////////////////////////////////\r
 267 //\r
 268 //      INL_GetMouseButtons() - Gets the status of the mouse buttons from the\r
 269 //              mouse driver\r
 270 //\r
 271 ///////////////////////////////////////////////////////////////////////////\r
 272 static word\r
 273 INL_GetMouseButtons(void)\r
 274 {\r
 275         union REGS CPURegs;\r
 276         word    buttons;\r
 277 \r
 278         Mouse(MButtons);\r
 279         buttons = CPURegs.x.bx;\r
 280         return(buttons);\r
 281 }\r
 282 \r
 283 ///////////////////////////////////////////////////////////////////////////\r
 284 //\r
 285 //      IN_GetJoyAbs() - Reads the absolute position of the specified joystick\r
 286 //\r
 287 ///////////////////////////////////////////////////////////////////////////\r
 288 void\r
 289 IN_GetJoyAbs(word joy,word *xp,word *yp)\r
 290 {\r
 291         byte    xb,yb,\r
 292                         xs,ys;\r
 293         word    x,y;\r
 294 \r
 295         x = y = 0;\r
 296         xs = joy? 2 : 0;                // Find shift value for x axis\r
 297         xb = 1 << xs;                   // Use shift value to get x bit mask\r
 298         ys = joy? 3 : 1;                // Do the same for y axis\r
 299         yb = 1 << ys;\r
 300 \r
 301 // Read the absolute joystick values\r
 302         __asm\r
 303         {\r
 304                 pushf                           // Save some registers\r
 305                 push    si\r
 306                 push    di\r
 307                 cli                                     // Make sure an interrupt doesn't screw the timings\r
 308 \r
 309 \r
 310                 mov             dx,0x201\r
 311                 in              al,dx\r
 312                 out             dx,al           // Clear the resistors\r
 313 \r
 314                 mov             ah,[xb]         // Get masks into registers\r
 315                 mov             ch,[yb]\r
 316 \r
 317                 xor             si,si           // Clear count registers\r
 318                 xor             di,di\r
 319                 xor             bh,bh           // Clear high byte of bx for later\r
 320 \r
 321                 push    bp                      // Don't mess up stack frame\r
 322                 mov             bp,MaxJoyValue\r
 323 \r
 324 loo:\r
 325                 in              al,dx           // Get bits indicating whether all are finished\r
 326 \r
 327                 dec             bp                      // Check bounding register\r
 328                 jz              done            // We have a silly value - abort\r
 329 \r
 330                 mov             bl,al           // Duplicate the bits\r
 331                 and             bl,ah           // Mask off useless bits (in [xb])\r
 332                 add             si,bx           // Possibly increment count register\r
 333                 mov             cl,bl           // Save for testing later\r
 334 \r
 335                 mov             bl,al\r
 336                 and             bl,ch           // [yb]\r
 337                 add             di,bx\r
 338 \r
 339                 add             cl,bl\r
 340                 jnz             loo             // If both bits were 0, drop out\r
 341 \r
 342 done:\r
 343                 pop             bp\r
 344 \r
 345                 mov             cl,[xs]         // Get the number of bits to shift\r
 346                 shr             si,cl           //  and shift the count that many times\r
 347 \r
 348                 mov             cl,[ys]\r
 349                 shr             di,cl\r
 350 \r
 351                 mov             [x],si          // Store the values into the variables\r
 352                 mov             [y],di\r
 353 \r
 354                 pop             di\r
 355                 pop             si\r
 356                 popf                            // Restore the registers\r
 357         }\r
 358 \r
 359         *xp = x;\r
 360         *yp = y;\r
 361 }\r
 362 \r
 363 ///////////////////////////////////////////////////////////////////////////\r
 364 //\r
 365 //      INL_GetJoyDelta() - Returns the relative movement of the specified\r
 366 //              joystick (from +/-127, scaled adaptively)\r
 367 //\r
 368 ///////////////////////////////////////////////////////////////////////////\r
 369 static void\r
 370 INL_GetJoyDelta(word joy,int *dx,int *dy,boolean adaptive)\r
 371 {\r
 372         word            x,y;\r
 373         dword   time;\r
 374         dword TimeCount = *clockdw;\r
 375         JoystickDef     *def;\r
 376 static  dword   lasttime;\r
 377 \r
 378         IN_GetJoyAbs(joy,&x,&y);\r
 379         def = inpu.JoyDefs + joy;\r
 380 \r
 381         if (x < def->threshMinX)\r
 382         {\r
 383                 if (x < def->joyMinX)\r
 384                         x = def->joyMinX;\r
 385 \r
 386                 x = -(x - def->threshMinX);\r
 387                 x *= def->joyMultXL;\r
 388                 x >>= JoyScaleShift;\r
 389                 *dx = (x > 127)? -127 : -x;\r
 390         }\r
 391         else if (x > def->threshMaxX)\r
 392         {\r
 393                 if (x > def->joyMaxX)\r
 394                         x = def->joyMaxX;\r
 395 \r
 396                 x = x - def->threshMaxX;\r
 397                 x *= def->joyMultXH;\r
 398                 x >>= JoyScaleShift;\r
 399                 *dx = (x > 127)? 127 : x;\r
 400         }\r
 401         else\r
 402                 *dx = 0;\r
 403 \r
 404         if (y < def->threshMinY)\r
 405         {\r
 406                 if (y < def->joyMinY)\r
 407                         y = def->joyMinY;\r
 408 \r
 409                 y = -(y - def->threshMinY);\r
 410                 y *= def->joyMultYL;\r
 411                 y >>= JoyScaleShift;\r
 412                 *dy = (y > 127)? -127 : -y;\r
 413         }\r
 414         else if (y > def->threshMaxY)\r
 415         {\r
 416                 if (y > def->joyMaxY)\r
 417                         y = def->joyMaxY;\r
 418 \r
 419                 y = y - def->threshMaxY;\r
 420                 y *= def->joyMultYH;\r
 421                 y >>= JoyScaleShift;\r
 422                 *dy = (y > 127)? 127 : y;\r
 423         }\r
 424         else\r
 425                 *dy = 0;\r
 426 \r
 427         if (adaptive)\r
 428         {\r
 429                 time = (TimeCount - lasttime) / 2;\r
 430                 if (time)\r
 431                 {\r
 432                         if (time > 8)\r
 433                                 time = 8;\r
 434                         *dx *= time;\r
 435                         *dy *= time;\r
 436                 }\r
 437         }\r
 438         lasttime = TimeCount;\r
 439 }\r
 440 \r
 441 ///////////////////////////////////////////////////////////////////////////\r
 442 //\r
 443 //      INL_GetJoyButtons() - Returns the button status of the specified\r
 444 //              joystick\r
 445 //\r
 446 ///////////////////////////////////////////////////////////////////////////\r
 447 static word\r
 448 INL_GetJoyButtons(word joy)\r
 449 {\r
 450 register        word    result;\r
 451 \r
 452         result = inp(0x201);    // Get all the joystick buttons\r
 453         result >>= joy? 6 : 4;  // Shift into bits 0-1\r
 454         result &= 3;                            // Mask off the useless bits\r
 455         result ^= 3;\r
 456         return(result);\r
 457 }\r
 458 \r
 459 ///////////////////////////////////////////////////////////////////////////\r
 460 //\r
 461 //      IN_GetJoyButtonsDB() - Returns the de-bounced button status of the\r
 462 //              specified joystick\r
 463 //\r
 464 ///////////////////////////////////////////////////////////////////////////\r
 465 word\r
 466 IN_GetJoyButtonsDB(word joy)\r
 467 {\r
 468         dword TimeCount = *clockdw;\r
 469         dword   lasttime;\r
 470         word            result1,result2;\r
 471 \r
 472         do\r
 473         {\r
 474                 result1 = INL_GetJoyButtons(joy);\r
 475                 lasttime = TimeCount;\r
 476                 while(TimeCount == lasttime)\r
 477                 result2 = INL_GetJoyButtons(joy);\r
 478         } while(result1 != result2);\r
 479         return(result1);\r
 480 }\r
 481 \r
 482 ///////////////////////////////////////////////////////////////////////////\r
 483 //\r
 484 //      INL_StartKbd() - Sets up my keyboard stuff for use\r
 485 //\r
 486 ///////////////////////////////////////////////////////////////////////////\r
 487 static void\r
 488 INL_StartKbd()\r
 489 {\r
 490         INL_KeyHook = 0;        // Clear key hook\r
 491 \r
 492         IN_ClearKeysDown();\r
 493 \r
 494         OldKeyVect = _dos_getvect(KeyInt);\r
 495         _dos_setvect(KeyInt,INL_KeyService);\r
 496 }\r
 497 \r
 498 ///////////////////////////////////////////////////////////////////////////\r
 499 //\r
 500 //      INL_ShutKbd() - Restores keyboard control to the BIOS\r
 501 //\r
 502 ///////////////////////////////////////////////////////////////////////////\r
 503 static void\r
 504 INL_ShutKbd(void)\r
 505 {\r
 506         pokeb(0x40,0x17,peekb(0x40,0x17) & 0xfaf0);     // Clear ctrl/alt/shift flags\r
 507 \r
 508         _dos_setvect(KeyInt,OldKeyVect);\r
 509 }\r
 510 \r
 511 ///////////////////////////////////////////////////////////////////////////\r
 512 //\r
 513 //      INL_StartMouse() - Detects and sets up the mouse\r
 514 //\r
 515 ///////////////////////////////////////////////////////////////////////////\r
 516 static boolean\r
 517 INL_StartMouse(void)\r
 518 {\r
 519         union REGS CPURegs;\r
 520         if(_dos_getvect(MouseInt))\r
 521         {\r
 522                 Mouse(MReset);\r
 523                 if(CPURegs.x.ax == 0xffff)\r
 524                         return(true);\r
 525         }\r
 526         return(false);\r
 527 }\r
 528 \r
 529 ///////////////////////////////////////////////////////////////////////////\r
 530 //\r
 531 //      INL_ShutMouse() - Cleans up after the mouse\r
 532 //\r
 533 ///////////////////////////////////////////////////////////////////////////\r
 534 static void\r
 535 INL_ShutMouse(void)\r
 536 {\r
 537 }\r
 538 \r
 539 //\r
 540 //      INL_SetJoyScale() - Sets up scaling values for the specified joystick\r
 541 //\r
 542 static void\r
 543 INL_SetJoyScale(word joy)\r
 544 {\r
 545         JoystickDef     *def;\r
 546 \r
 547         def = &(inpu.JoyDefs[joy]);\r
 548         def->joyMultXL = JoyScaleMax / (def->threshMinX - def->joyMinX);\r
 549         def->joyMultXH = JoyScaleMax / (def->joyMaxX - def->threshMaxX);\r
 550         def->joyMultYL = JoyScaleMax / (def->threshMinY - def->joyMinY);\r
 551         def->joyMultYH = JoyScaleMax / (def->joyMaxY - def->threshMaxY);\r
 552 }\r
 553 \r
 554 ///////////////////////////////////////////////////////////////////////////\r
 555 //\r
 556 //      IN_SetupJoy() - Sets up thresholding values and calls INL_SetJoyScale()\r
 557 //              to set up scaling values\r
 558 //\r
 559 ///////////////////////////////////////////////////////////////////////////\r
 560 void\r
 561 IN_SetupJoy(word joy,word minx,word maxx,word miny,word maxy)\r
 562 {\r
 563         word            d,r;\r
 564         JoystickDef     *def;\r
 565 \r
 566         def = &(inpu.JoyDefs[joy]);\r
 567 \r
 568         def->joyMinX = minx;\r
 569         def->joyMaxX = maxx;\r
 570         r = maxx - minx;\r
 571         d = r / 3;\r
 572         def->threshMinX = ((r / 2) - d) + minx;\r
 573         def->threshMaxX = ((r / 2) + d) + minx;\r
 574 \r
 575         def->joyMinY = miny;\r
 576         def->joyMaxY = maxy;\r
 577         r = maxy - miny;\r
 578         d = r / 3;\r
 579         def->threshMinY = ((r / 2) - d) + miny;\r
 580         def->threshMaxY = ((r / 2) + d) + miny;\r
 581 \r
 582         INL_SetJoyScale(joy);\r
 583 }\r
 584 \r
 585 ///////////////////////////////////////////////////////////////////////////\r
 586 //\r
 587 //      INL_StartJoy() - Detects & auto-configures the specified joystick\r
 588 //                                      The auto-config assumes the joystick is centered\r
 589 //\r
 590 ///////////////////////////////////////////////////////////////////////////\r
 591 static boolean\r
 592 INL_StartJoy(word joy)\r
 593 {\r
 594         word            x,y;\r
 595 \r
 596         IN_GetJoyAbs(joy,&x,&y);\r
 597 \r
 598         if\r
 599         (\r
 600                 ((x == 0) || (x > MaxJoyValue - 10))\r
 601         ||      ((y == 0) || (y > MaxJoyValue - 10))\r
 602         )\r
 603                 return(false);\r
 604         else\r
 605         {\r
 606                 IN_SetupJoy(joy,0,x * 2,0,y * 2);\r
 607                 return(true);\r
 608         }\r
 609 }\r
 610 \r
 611 ///////////////////////////////////////////////////////////////////////////\r
 612 //\r
 613 //      INL_ShutJoy() - Cleans up the joystick stuff\r
 614 //\r
 615 ///////////////////////////////////////////////////////////////////////////\r
 616 static void\r
 617 INL_ShutJoy(word joy)\r
 618 {\r
 619         inpu.JoysPresent[joy] = false;\r
 620 }\r
 621 \r
 622 //      Public routines\r
 623 \r
 624 ///////////////////////////////////////////////////////////////////////////\r
 625 //\r
 626 //      IN_Startup() - Starts up the Input Mgr\r
 627 //\r
 628 ///////////////////////////////////////////////////////////////////////////\r
 629 void\r
 630 IN_Startup()\r
 631 {\r
 632         boolean checkjoys,checkmouse;\r
 633         word    i;\r
 634 \r
 635         if (inst.IN_Started)\r
 636                 return;\r
 637 \r
 638         checkjoys = true;\r
 639         checkmouse = true;\r
 640         for (i = 1;i < __argc;i++)\r
 641         {\r
 642                 switch (US_CheckParm(__argv[i],ParmStringsIN))\r
 643                 {\r
 644                 case 0:\r
 645                         checkjoys = false;\r
 646                         break;\r
 647                 case 1:\r
 648                         checkmouse = false;\r
 649                         break;\r
 650                 }\r
 651         }\r
 652 \r
 653         INL_StartKbd();\r
 654         inpu.MousePresent = checkmouse? INL_StartMouse() : false;\r
 655 \r
 656         for (i = 0;i < MaxJoys;i++)\r
 657                 inpu.JoysPresent[i] = checkjoys? INL_StartJoy(i) : false;\r
 658 \r
 659         inst.IN_Started = true;\r
 660 }\r
 661 \r
 662 ///////////////////////////////////////////////////////////////////////////\r
 663 //\r
 664 //      IN_Default() - Sets up default conditions for the Input Mgr\r
 665 //\r
 666 ///////////////////////////////////////////////////////////////////////////\r
 667 void\r
 668 IN_Default(boolean gotit,player_t *player,ControlType nt)\r
 669 {\r
 670         if\r
 671         (\r
 672                 (!gotit)\r
 673         ||      ((nt == ctrl_Joystick1) && !inpu.JoysPresent[0])\r
 674         ||      ((nt == ctrl_Joystick2) && !inpu.JoysPresent[1])\r
 675         ||      ((nt == ctrl_Mouse) && !inpu.MousePresent)\r
 676         ||      ((nt == ctrl_Joypad1) && !inpu.JoyPadPresent[0])\r
 677         ||      ((nt == ctrl_Joypad2) && !inpu.JoyPadPresent[1])\r
 678         )\r
 679                 nt = ctrl_Keyboard1;\r
 680         inpu.KbdDefs[0].button0 = 0x1c;\r
 681         inpu.KbdDefs[0].button1 = 0x38;\r
 682         //in.KbdDefs[0].upleft = 0x47;\r
 683         inpu.KbdDefs[0].up = 0x48;\r
 684         //in.KbdDefs[0].upright = 0x49;\r
 685         inpu.KbdDefs[0].left = 0x4b;\r
 686         inpu.KbdDefs[0].right = 0x4d;\r
 687         //in.KbdDefs[0].downleft = 0x4f;\r
 688         inpu.KbdDefs[0].down = 0x50;\r
 689         //in.KbdDefs[0].downright = 0x51;\r
 690         IN_SetControlType(0,player,nt);\r
 691 }\r
 692 \r
 693 ///////////////////////////////////////////////////////////////////////////\r
 694 //\r
 695 //      IN_Shutdown() - Shuts down the Input Mgr\r
 696 //\r
 697 ///////////////////////////////////////////////////////////////////////////\r
 698 void\r
 699 IN_Shutdown()\r
 700 {\r
 701         word    i;\r
 702 \r
 703         if (!inst.IN_Started)\r
 704                 return;\r
 705 \r
 706         INL_ShutMouse();\r
 707         for (i = 0;i < MaxJoys;i++)\r
 708                 INL_ShutJoy(i);\r
 709         INL_ShutKbd();\r
 710 \r
 711         inst.IN_Started = false;\r
 712 }\r
 713 \r
 714 ///////////////////////////////////////////////////////////////////////////\r
 715 //\r
 716 //      IN_SetKeyHook() - Sets the routine that gets called by INL_KeyService()\r
 717 //                      everytime a real make/break code gets hit\r
 718 //\r
 719 ///////////////////////////////////////////////////////////////////////////\r
 720 void\r
 721 IN_SetKeyHook(void (*hook)())\r
 722 {\r
 723         INL_KeyHook = hook;\r
 724 }\r
 725 \r
 726 ///////////////////////////////////////////////////////////////////////////\r
 727 //\r
 728 //      IN_ClearKeyDown() - Clears the keyboard array\r
 729 //\r
 730 ///////////////////////////////////////////////////////////////////////////\r
 731 void\r
 732 IN_ClearKeysDown()\r
 733 {\r
 734         int     i;\r
 735 \r
 736         inpu.LastScan = sc_None;\r
 737         inpu.LastASCII = key_None;\r
 738         memset (inpu.Keyboard,0,sizeof(inpu.Keyboard));\r
 739 }\r
 740 \r
 741 ///////////////////////////////////////////////////////////////////////////\r
 742 //\r
 743 //      INL_AdjustCursor() - Internal routine of common code from IN_ReadCursor()\r
 744 //\r
 745 ///////////////////////////////////////////////////////////////////////////\r
 746 static void\r
 747 INL_AdjustCursor(CursorInfo *info,word buttons,int dx,int dy)\r
 748 {\r
 749         if (buttons & (1 << 0))\r
 750                 info->button0 = true;\r
 751         if (buttons & (1 << 1))\r
 752                 info->button1 = true;\r
 753 \r
 754         info->x += dx;\r
 755         info->y += dy;\r
 756 }\r
 757 \r
 758 ///////////////////////////////////////////////////////////////////////////\r
 759 //\r
 760 //      IN_ReadCursor() - Reads the input devices and fills in the cursor info\r
 761 //              struct\r
 762 //\r
 763 ///////////////////////////////////////////////////////////////////////////\r
 764 void\r
 765 IN_ReadCursor(CursorInfo *info)\r
 766 {\r
 767         word    i,\r
 768                         buttons;\r
 769         int             dx,dy;\r
 770 \r
 771         info->x = info->y = 0;\r
 772         info->button0 = info->button1 = false;\r
 773 \r
 774         if (inpu.MousePresent)\r
 775         {\r
 776                 buttons = INL_GetMouseButtons();\r
 777                 INL_GetMouseDelta(&dx,&dy);\r
 778                 INL_AdjustCursor(info,buttons,dx,dy);\r
 779         }\r
 780 \r
 781         for (i = 0;i < MaxJoys;i++)\r
 782         {\r
 783                 if (!inpu.JoysPresent[i])\r
 784                         continue;\r
 785 \r
 786                 buttons = INL_GetJoyButtons(i);\r
 787                 INL_GetJoyDelta(i,&dx,&dy,true);\r
 788                 dx /= 64;\r
 789                 dy /= 64;\r
 790                 INL_AdjustCursor(info,buttons,dx,dy);\r
 791         }\r
 792 }\r
 793 \r
 794 ///////////////////////////////////////////////////////////////////////////\r
 795 //\r
 796 //      IN_ReadControl() - Reads the device associated with the specified\r
 797 //              player and fills in the control info struct\r
 798 //\r
 799 ///////////////////////////////////////////////////////////////////////////\r
 800 void\r
 801 IN_ReadControl(int playnum,player_t *player)\r
 802 {\r
 803                         boolean         realdelta;\r
 804                         byte            dbyte;\r
 805                         word            buttons;\r
 806                         int                     dx,dy;\r
 807                         Motion          mx,my;\r
 808                         ControlType     type;
 809                         sword conpee;\r
 810 register        KeyboardDef     *def;\r
 811 \r
 812         dx = dy = 0;\r
 813         mx = my = motion_None;\r
 814         buttons = 0;\r
 815 \r
 816 #if DEMO0\r
 817         if (DemoMode == demo_Playback)\r
 818         {\r
 819                 dbyte = DemoBuffer[DemoOffset + 1];\r
 820                 my = (dbyte & 3) - 1;\r
 821                 mx = ((dbyte >> 2) & 3) - 1;\r
 822                 buttons = (dbyte >> 4) & 3;\r
 823 \r
 824                 if (!(--DemoBuffer[DemoOffset]))\r
 825                 {\r
 826                         DemoOffset += 2;\r
 827                         if (DemoOffset >= DemoSize)\r
 828                                 DemoMode = demo_PlayDone;\r
 829                 }\r
 830 \r
 831                 realdelta = false;\r
 832         }\r
 833         else if (DemoMode == demo_PlayDone)\r
 834                 Quit("Demo playback exceeded");\r
 835         else\r
 836         {\r
 837 #endif\r
 838                 switch (type = player[playnum].Controls)\r
 839                 {\r
 840                 case ctrl_Keyboard1:\r
 841                 case ctrl_Keyboard2:\r
 842                         def = &(inpu.KbdDefs[type - ctrl_Keyboard]);\r
 843 \r
 844 /*                      if (Keyboard[def->upleft])\r
 845                                 mx = motion_Left,my = motion_Up;\r
 846                         else if (Keyboard[def->upright])\r
 847                                 mx = motion_Right,my = motion_Up;\r
 848                         else if (Keyboard[def->downleft])\r
 849                                 mx = motion_Left,my = motion_Down;\r
 850                         else if (Keyboard[def->downright])\r
 851                                 mx = motion_Right,my = motion_Down;*/\r
 852 \r
 853                         if(!inpu.Keyboard[def->left] && !inpu.Keyboard[def->right]){
 854                         \r
 855                         if((inpu.Keyboard[def->up] && !inpu.Keyboard[def->down] && player[playnum].info.dir == 2))// || player[playnum].info.dir == 0)\r
 856                                 my = motion_Up;\r
 857                         if((inpu.Keyboard[def->down] && !inpu.Keyboard[def->up] && player[playnum].info.dir == 2))// || player[playnum].info.dir == 4)\r
 858                                 my = motion_Down;\r
 859 \r
 860                         }else if(!inpu.Keyboard[def->up] && !inpu.Keyboard[def->down]){\r
 861                         if((inpu.Keyboard[def->left] && !inpu.Keyboard[def->right] && player[playnum].info.dir == 2))// || player[playnum].info.dir == 1)\r
 862                                 mx = motion_Left;\r
 863                         if((inpu.Keyboard[def->right] && !inpu.Keyboard[def->left] && player[playnum].info.dir == 2))// || player[playnum].info.dir == 3)\r
 864                                 mx = motion_Right;\r
 865                         }\r
 866                         if (inpu.Keyboard[def->button0])\r
 867                                 buttons += 1 << 0;\r
 868                         if (inpu.Keyboard[def->button1])\r
 869                                 buttons += 1 << 1;\r
 870                         realdelta = false;\r
 871                         break;\r
 872                 case ctrl_Joystick1:\r
 873                 case ctrl_Joystick2:\r
 874                         INL_GetJoyDelta(type - ctrl_Joystick,&dx,&dy,false);\r
 875                         buttons = INL_GetJoyButtons(type - ctrl_Joystick);\r
 876                         realdelta = true;\r
 877                         break;\r
 878                 case ctrl_Mouse:\r
 879                         INL_GetMouseDelta(&dx,&dy);\r
 880                         buttons = INL_GetMouseButtons();\r
 881                         realdelta = true;\r
 882                         break;\r
 883                 case ctrl_Joypad1:\r
 884                 case ctrl_Joypad2:\r
 885                         printf("wwww");\r
 886                         break;\r
 887                 }\r
 888 #ifdef DEMO0\r
 889         }\r
 890 #endif\r
 891 \r
 892         if (realdelta)\r
 893         {\r
 894                 mx = (dx < 0)? motion_Left : ((dx > 0)? motion_Right : motion_None);\r
 895                 my = (dy < 0)? motion_Up : ((dy > 0)? motion_Down : motion_None);\r
 896         }\r
 897         else\r
 898         {\r
 899                 dx = mx * 127;\r
 900                 dy = my * 127;\r
 901         }\r
 902 \r
 903         player[playnum].info.x = dx;\r
 904         player[playnum].info.xaxis = mx;\r
 905         player[playnum].info.y = dy;\r
 906         player[playnum].info.yaxis = my;\r
 907         player[playnum].info.button0 = buttons & (1 << 0);\r
 908         player[playnum].info.button1 = buttons & (1 << 1);\r
 909         player[playnum].info.button2 = buttons & (1 << 2);\r
 910         player[playnum].info.button3 = buttons & (1 << 3);\r
 911 //      player[playnum].info.dir = DirTable[((my + 1) * 3) + (mx + 1)];
 912         conpee=(((my + 1) * 2) + (mx + 1));
 913         if(conpee) conpee--;
 914         player[playnum].info.dir = DirTable[conpee];\r
 915 \r
 916 #if DEMO0\r
 917         if (DemoMode == demo_Record)\r
 918         {\r
 919                 // Pack the control info into a byte\r
 920                 dbyte = (buttons << 4) | ((mx + 1) << 2) | (my + 1);\r
 921 \r
 922                 if\r
 923                 (\r
 924                         (DemoBuffer[DemoOffset + 1] == dbyte)\r
 925                 &&      (DemoBuffer[DemoOffset] < 255)\r
 926                 )\r
 927                         (DemoBuffer[DemoOffset])++;\r
 928                 else\r
 929                 {\r
 930                         if (DemoOffset || DemoBuffer[DemoOffset])\r
 931                                 DemoOffset += 2;\r
 932 \r
 933                         if (DemoOffset >= DemoSize)\r
 934                                 Quit("Demo buffer overflow");\r
 935 \r
 936                         DemoBuffer[DemoOffset] = 1;\r
 937                         DemoBuffer[DemoOffset + 1] = dbyte;\r
 938                 }\r
 939         }\r
 940 #endif\r
 941 #ifdef TESTCONTROLNOISY
 942 if((inpu.Keyboard[def->up] || inpu.Keyboard[def->down] || inpu.Keyboard[def->left] || inpu.Keyboard[def->right])&& player[playnum].info.dir!=2)
 943 {
 944         printf("(mx)=%d ", mx);
 945         printf("(my)=%d ", my);
 946         printf("dir=%d\n", player[playnum].info.dir);
 947 }\r
 948 #endif\r
 949 }\r
 950 \r
 951 ///////////////////////////////////////////////////////////////////////////\r
 952 //\r
 953 //      IN_SetControlType() - Sets the control type to be used by the specified\r
 954 //              player\r
 955 //\r
 956 ///////////////////////////////////////////////////////////////////////////\r
 957 void\r
 958 IN_SetControlType(word playnum,player_t *player,ControlType type)\r
 959 {\r
 960         // DEBUG - check that requested type is present?\r
 961         player[playnum].Controls = type;\r
 962 }\r
 963 \r
 964 #if DEMO0\r
 965 ///////////////////////////////////////////////////////////////////////////\r
 966 //\r
 967 //      IN_StartDemoRecord() - Starts the demo recording, using a buffer the\r
 968 //              size passed. Returns if the buffer allocation was successful\r
 969 //\r
 970 ///////////////////////////////////////////////////////////////////////////\r
 971 boolean\r
 972 IN_StartDemoRecord(word bufsize)\r
 973 {\r
 974         if (!bufsize)\r
 975                 return(false);\r
 976 \r
 977         MM_GetPtr((memptr *)&DemoBuffer,bufsize);\r
 978         DemoMode = demo_Record;\r
 979         DemoSize = bufsize & ~1;\r
 980         DemoOffset = 0;\r
 981         DemoBuffer[0] = DemoBuffer[1] = 0;\r
 982 \r
 983         return(true);\r
 984 }\r
 985 \r
 986 ///////////////////////////////////////////////////////////////////////////\r
 987 //\r
 988 //      IN_StartDemoPlayback() - Plays back the demo pointed to of the given size\r
 989 //\r
 990 ///////////////////////////////////////////////////////////////////////////\r
 991 void\r
 992 IN_StartDemoPlayback(byte /*__segment*/ *buffer,word bufsize)\r
 993 {\r
 994         DemoBuffer = buffer;\r
 995         DemoMode = demo_Playback;\r
 996         DemoSize = bufsize & ~1;\r
 997         DemoOffset = 0;\r
 998 }\r
 999 \r
1000 ///////////////////////////////////////////////////////////////////////////\r
1001 //\r
1002 //      IN_StopDemo() - Turns off demo mode\r
1003 //\r
1004 ///////////////////////////////////////////////////////////////////////////\r
1005 void\r
1006 IN_StopDemo(void)\r
1007 {\r
1008         if ((DemoMode == demo_Record) && DemoOffset)\r
1009                 DemoOffset += 2;\r
1010 \r
1011         DemoMode = demo_Off;\r
1012 }\r
1013 \r
1014 ///////////////////////////////////////////////////////////////////////////\r
1015 //\r
1016 //      IN_FreeDemoBuffer() - Frees the demo buffer, if it's been allocated\r
1017 //\r
1018 ///////////////////////////////////////////////////////////////////////////\r
1019 void\r
1020 IN_FreeDemoBuffer(void)\r
1021 {\r
1022         if (DemoBuffer)\r
1023                 MM_FreePtr((memptr *)&DemoBuffer);\r
1024 }\r
1025 #endif\r
1026 \r
1027 \r
1028 ///////////////////////////////////////////////////////////////////////////\r
1029 //\r
1030 //      IN_GetScanName() - Returns a string containing the name of the\r
1031 //              specified scan code\r
1032 //\r
1033 ///////////////////////////////////////////////////////////////////////////\r
1034 byte *\r
1035 IN_GetScanName(ScanCode scan)\r
1036 {\r
1037         byte            **p;\r
1038         ScanCode        far *s;\r
1039 \r
1040         for (s = ExtScanCodes,p = ExtScanNames;*s;p++,s++)\r
1041                 if (*s == scan)\r
1042                         return(*p);\r
1043 \r
1044         return(ScanNames[scan]);\r
1045 }\r
1046 \r
1047 ///////////////////////////////////////////////////////////////////////////\r
1048 //\r
1049 //      IN_WaitForKey() - Waits for a scan code, then clears LastScan and\r
1050 //              returns the scan code\r
1051 //\r
1052 ///////////////////////////////////////////////////////////////////////////\r
1053 ScanCode\r
1054 IN_WaitForKey()\r
1055 {\r
1056         ScanCode        result;\r
1057 \r
1058         while (!(result = inpu.LastScan))\r
1059                 ;\r
1060         inpu.LastScan = 0;\r
1061         return(result);\r
1062 }\r
1063 \r
1064 ///////////////////////////////////////////////////////////////////////////\r
1065 //\r
1066 //      IN_WaitForASCII() - Waits for an ASCII char, then clears LastASCII and\r
1067 //              returns the ASCII value\r
1068 //\r
1069 ///////////////////////////////////////////////////////////////////////////\r
1070 char\r
1071 IN_WaitForASCII()\r
1072 {\r
1073         char            result;\r
1074 \r
1075         while (!(result = inpu.LastASCII))\r
1076                 ;\r
1077         inpu.LastASCII = '\0';\r
1078         return(result);\r
1079 }\r
1080 \r
1081 ///////////////////////////////////////////////////////////////////////////\r
1082 //\r
1083 //      IN_AckBack() - Waits for either an ASCII keypress or a button press\r
1084 //\r
1085 ///////////////////////////////////////////////////////////////////////////\r
1086 void\r
1087 IN_AckBack()\r
1088 {\r
1089         word    i;\r
1090 \r
1091         while (!inpu.LastScan)\r
1092         {\r
1093                 if (inpu.MousePresent)\r
1094                 {\r
1095                         if (INL_GetMouseButtons())\r
1096                         {\r
1097                                 while (INL_GetMouseButtons())\r
1098                                         ;\r
1099                                 return;\r
1100                         }\r
1101                 }\r
1102 \r
1103                 for (i = 0;i < MaxJoys;i++)\r
1104                 {\r
1105                         if (inpu.JoysPresent[i])\r
1106                         {\r
1107                                 if (IN_GetJoyButtonsDB(i))\r
1108                                 {\r
1109                                         while (IN_GetJoyButtonsDB(i))\r
1110                                                 ;\r
1111                                         return;\r
1112                                 }\r
1113                         }\r
1114                 }\r
1115         }\r
1116 \r
1117         IN_ClearKey(inpu.LastScan);\r
1118         inpu.LastScan = sc_None;\r
1119 }\r
1120 \r
1121 ///////////////////////////////////////////////////////////////////////////\r
1122 //\r
1123 //      IN_Ack() - Clears user input & then calls IN_AckBack()\r
1124 //\r
1125 ///////////////////////////////////////////////////////////////////////////\r
1126 void\r
1127 IN_Ack()\r
1128 {\r
1129         word    i;\r
1130 \r
1131         IN_ClearKey(inpu.LastScan);\r
1132         inpu.LastScan = sc_None;\r
1133 \r
1134         if (inpu.MousePresent)\r
1135                 while (INL_GetMouseButtons())\r
1136                                         ;\r
1137         for (i = 0;i < MaxJoys;i++)\r
1138                 if (inpu.JoysPresent[i])\r
1139                         while (IN_GetJoyButtonsDB(i))\r
1140                                 ;\r
1141 \r
1142         IN_AckBack();\r
1143 }\r
1144 \r
1145 ///////////////////////////////////////////////////////////////////////////\r
1146 //\r
1147 //      IN_IsUserInput() - Returns true if a key has been pressed or a button\r
1148 //              is down\r
1149 //\r
1150 ///////////////////////////////////////////////////////////////////////////\r
1151 boolean\r
1152 IN_IsUserInput()\r
1153 {\r
1154         boolean result;\r
1155         word    i;\r
1156 \r
1157         result = inpu.LastScan;\r
1158 \r
1159         if (inpu.MousePresent)\r
1160                 if (INL_GetMouseButtons())\r
1161                         result = true;\r
1162 \r
1163         for (i = 0;i < MaxJoys;i++)\r
1164                 if (inpu.JoysPresent[i])\r
1165                         if (INL_GetJoyButtons(i))\r
1166                                 result = true;\r
1167 \r
1168         return(result);\r
1169 }\r
1170 \r
1171 ///////////////////////////////////////////////////////////////////////////\r
1172 //\r
1173 //      IN_UserInput() - Waits for the specified delay time (in ticks) or the\r
1174 //              user pressing a key or a mouse button. If the clear flag is set, it\r
1175 //              then either clears the key or waits for the user to let the mouse\r
1176 //              button up.\r
1177 //\r
1178 ///////////////////////////////////////////////////////////////////////////\r
1179 boolean\r
1180 IN_UserInput(dword delay,boolean clear)\r
1181 {\r
1182         dword TimeCount = *clockdw;\r
1183         dword   lasttime;\r
1184 \r
1185         lasttime = TimeCount;\r
1186         do\r
1187         {\r
1188                 if (IN_IsUserInput())\r
1189                 {\r
1190                         if (clear)\r
1191                                 IN_AckBack();\r
1192                         return(true);\r
1193                 }\r
1194         } while (TimeCount - lasttime < delay);\r
1195         return(false);\r
1196 }\r
1197 \r
1198 boolean IN_KeyDown(byte code)\r
1199 {\r
1200         return inpu.Keyboard[code];\r
1201 }\r
1202 \r
1203 void IN_ClearKey(byte code)\r
1204 {\r
1205         inpu.Keyboard[code] = false;\r
1206         if(code == inpu.LastScan)\r
1207                 inpu.LastScan = sc_None;\r
1208         }\r
1209 \r
1210 boolean IN_qb(byte kee)\r
1211 {\r
1212         printf("%u\n", inpu.Keyboard[kee]);\r
1213         if(inpu.Keyboard[kee]==true) return 1;\r
1214         else return 0;\r
1215 }\r