1 /* 2 Copyright (C) 1996-1997 Id Software, Inc. 3 4 This program is free software; you can redistribute it and/or 5 modify it under the terms of the GNU General Public License 6 as published by the Free Software Foundation; either version 2 7 of the License, or (at your option) any later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 12 13 See the GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software 17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 18 19 */ 20 #include <termios.h> 21 #include <sys/ioctl.h> 22 #include <sys/stat.h> 23 #include <sys/vt.h> 24 #include <stdarg.h> 25 #include <stdio.h> 26 #include <signal.h> 27 28 #include <asm/io.h> 29 30 /*#include "vga.h" */ 31 #include "vgakeyboard.h" 32 #include "vgamouse.h" 33 34 #include "quakedef.h" 35 #include "GL/fxmesa.h" 36 37 #define WARP_WIDTH 320 38 #define WARP_HEIGHT 200 39 40 static fxMesaContext fc = NULL; 41 #define stringify(m) { #m, m } 42 43 unsigned short d_8to16table[256]; 44 unsigned d_8to24table[256]; 45 unsigned char d_15to8table[65536]; 46 47 int num_shades=32; 48 49 struct 50 { 51 char *name; 52 int num; 53 } mice[] = 54 { 55 stringify(MOUSE_MICROSOFT), 56 stringify(MOUSE_MOUSESYSTEMS), 57 stringify(MOUSE_MMSERIES), 58 stringify(MOUSE_LOGITECH), 59 stringify(MOUSE_BUSMOUSE), 60 stringify(MOUSE_PS2), 61 }; 62 63 static unsigned char scantokey[128]; 64 65 int num_mice = sizeof (mice) / sizeof(mice[0]); 66 67 int d_con_indirect = 0; 68 69 int svgalib_inited=0; 70 int UseMouse = 1; 71 int UseKeyboard = 1; 72 73 int mouserate = MOUSE_DEFAULTSAMPLERATE; 74 75 cvar_t vid_mode = {"vid_mode","5",false}; 76 cvar_t vid_redrawfull = {"vid_redrawfull","0",false}; 77 cvar_t vid_waitforrefresh = {"vid_waitforrefresh","0",true}; 78 79 char *framebuffer_ptr; 80 81 cvar_t mouse_button_commands[3] = 82 { 83 {"mouse1","+attack"}, 84 {"mouse2","+strafe"}, 85 {"mouse3","+forward"}, 86 }; 87 88 int mouse_buttons; 89 int mouse_buttonstate; 90 int mouse_oldbuttonstate; 91 float mouse_x, mouse_y; 92 float old_mouse_x, old_mouse_y; 93 int mx, my; 94 95 cvar_t _windowed_mouse = {"_windowed_mouse", "1", true}; 96 cvar_t m_filter = {"m_filter","0"}; 97 98 int scr_width, scr_height; 99 100 /*-----------------------------------------------------------------------*/ 101 102 //int texture_mode = GL_NEAREST; 103 //int texture_mode = GL_NEAREST_MIPMAP_NEAREST; 104 //int texture_mode = GL_NEAREST_MIPMAP_LINEAR; 105 int texture_mode = GL_LINEAR; 106 //int texture_mode = GL_LINEAR_MIPMAP_NEAREST; 107 //int texture_mode = GL_LINEAR_MIPMAP_LINEAR; 108 109 int texture_extension_number = 1; 110 111 float gldepthmin, gldepthmax; 112 113 cvar_t gl_ztrick = {"gl_ztrick","1"}; 114 115 const char *gl_vendor; 116 const char *gl_renderer; 117 const char *gl_version; 118 const char *gl_extensions; 119 120 qboolean is8bit = false; 121 qboolean isPermedia = false; 122 qboolean gl_mtexable = false; 123 124 /*-----------------------------------------------------------------------*/ 125 void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height) 126 { 127 } 128 129 void D_EndDirectRect (int x, int y, int width, int height) 130 { 131 } 132 133 /* 134 ================= 135 VID_Gamma_f 136 137 Keybinding command 138 ================= 139 */ 140 void VID_Gamma_f (void) 141 { 142 float gamma, f, inf; 143 unsigned char palette[768]; 144 int i; 145 146 if (Cmd_Argc () == 2) 147 { 148 gamma = Q_atof (Cmd_Argv(1)); 149 150 for (i=0 ; i<768 ; i++) 151 { 152 f = pow ( (host_basepal[i]+1)/256.0 , gamma ); 153 inf = f*255 + 0.5; 154 if (inf < 0) 155 inf = 0; 156 if (inf > 255) 157 inf = 255; 158 palette[i] = inf; 159 } 160 161 VID_SetPalette (palette); 162 163 vid.recalc_refdef = 1; // force a surface cache flush 164 } 165 } 166 167 int matchmouse(int mouse, char *name) 168 { 169 int i; 170 for (i=0 ; i<num_mice ; i++) 171 if (!strcmp(mice[i].name, name)) 172 return i; 173 return mouse; 174 } 175 176 #if 0 177 178 void vtswitch(int newconsole) 179 { 180 181 int fd; 182 struct vt_stat x; 183 184 // switch consoles and wait until reactivated 185 fd = open("/dev/console", O_RDONLY); 186 ioctl(fd, VT_GETSTATE, &x); 187 ioctl(fd, VT_ACTIVATE, newconsole); 188 ioctl(fd, VT_WAITACTIVE, x.v_active); 189 close(fd); 190 191 } 192 193 #endif 194 195 void keyhandler(int scancode, int state) 196 { 197 198 int sc; 199 200 sc = scancode & 0x7f; 201 // Con_Printf("scancode=%x (%d%s)\n", scancode, sc, scancode&0x80?"+128":""); 202 Key_Event(scantokey[sc], state == KEY_EVENTPRESS); 203 204 } 205 206 void VID_Shutdown(void) 207 { 208 if (!fc) 209 return; 210 211 fxMesaDestroyContext(fc); 212 213 if (UseKeyboard) 214 keyboard_close(); 215 } 216 217 void signal_handler(int sig) 218 { 219 printf("Received signal %d, exiting...\n", sig); 220 VID_Shutdown(); 221 exit(0); 222 } 223 224 void InitSig(void) 225 { 226 signal(SIGHUP, signal_handler); 227 signal(SIGQUIT, signal_handler); 228 signal(SIGILL, signal_handler); 229 signal(SIGTRAP, signal_handler); 230 signal(SIGIOT, signal_handler); 231 signal(SIGBUS, signal_handler); 232 signal(SIGFPE, signal_handler); 233 signal(SIGSEGV, signal_handler); 234 signal(SIGTERM, signal_handler); 235 } 236 237 void VID_ShiftPalette(unsigned char *p) 238 { 239 VID_SetPalette(p); 240 } 241 242 void VID_SetPalette (unsigned char *palette) 243 { 244 byte *pal; 245 unsigned short r,g,b; 246 int v; 247 int r1,g1,b1; 248 int k; 249 unsigned short i; 250 unsigned *table; 251 FILE *f; 252 char s[255]; 253 float dist, bestdist; 254 static qboolean palflag = false; 255 256 // 257 // 8 8 8 encoding 258 // 259 pal = palette; 260 table = d_8to24table; 261 for (i=0 ; i<256 ; i++) 262 { 263 r = pal[0]; 264 g = pal[1]; 265 b = pal[2]; 266 pal += 3; 267 268 // v = (255<<24) + (r<<16) + (g<<8) + (b<<0); 269 // v = (255<<0) + (r<<8) + (g<<16) + (b<<24); 270 v = (255<<24) + (r<<0) + (g<<8) + (b<<16); 271 *table++ = v; 272 } 273 d_8to24table[255] &= 0xffffff; // 255 is transparent 274 275 // JACK: 3D distance calcs - k is last closest, l is the distance. 276 // FIXME: Precalculate this and cache to disk. 277 if (palflag) 278 return; 279 palflag = true; 280 281 COM_FOpenFile("glquake/15to8.pal", &f); 282 if (f) { 283 fread(d_15to8table, 1<<15, 1, f); 284 fclose(f); 285 } else { 286 for (i=0; i < (1<<15); i++) { 287 /* Maps 288 000000000000000 289 000000000011111 = Red = 0x1F 290 000001111100000 = Blue = 0x03E0 291 111110000000000 = Grn = 0x7C00 292 */ 293 r = ((i & 0x1F) << 3)+4; 294 g = ((i & 0x03E0) >> 2)+4; 295 b = ((i & 0x7C00) >> 7)+4; 296 pal = (unsigned char *)d_8to24table; 297 for (v=0,k=0,bestdist=10000.0; v<256; v++,pal+=4) { 298 r1 = (int)r - (int)pal[0]; 299 g1 = (int)g - (int)pal[1]; 300 b1 = (int)b - (int)pal[2]; 301 dist = sqrt(((r1*r1)+(g1*g1)+(b1*b1))); 302 if (dist < bestdist) { 303 k=v; 304 bestdist = dist; 305 } 306 } 307 d_15to8table[i]=k; 308 } 309 sprintf(s, "%s/glquake", com_gamedir); 310 Sys_mkdir (s); 311 sprintf(s, "%s/glquake/15to8.pal", com_gamedir); 312 if ((f = fopen(s, "wb")) != NULL) { 313 fwrite(d_15to8table, 1<<15, 1, f); 314 fclose(f); 315 } 316 } 317 } 318 319 /* 320 =============== 321 GL_Init 322 =============== 323 */ 324 void GL_Init (void) 325 { 326 gl_vendor = glGetString (GL_VENDOR); 327 Con_Printf ("GL_VENDOR: %s\n", gl_vendor); 328 gl_renderer = glGetString (GL_RENDERER); 329 Con_Printf ("GL_RENDERER: %s\n", gl_renderer); 330 331 gl_version = glGetString (GL_VERSION); 332 Con_Printf ("GL_VERSION: %s\n", gl_version); 333 gl_extensions = glGetString (GL_EXTENSIONS); 334 Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions); 335 336 // Con_Printf ("%s %s\n", gl_renderer, gl_version); 337 338 glClearColor (1,0,0,0); 339 glCullFace(GL_FRONT); 340 glEnable(GL_TEXTURE_2D); 341 342 glEnable(GL_ALPHA_TEST); 343 glAlphaFunc(GL_GREATER, 0.666); 344 345 glPolygonMode (GL_FRONT_AND_BACK, GL_FILL); 346 glShadeModel (GL_FLAT); 347 348 glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); 349 glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 350 glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); 351 glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); 352 353 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); 354 355 // glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); 356 glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); 357 } 358 359 /* 360 ================= 361 GL_BeginRendering 362 363 ================= 364 */ 365 void GL_BeginRendering (int *x, int *y, int *width, int *height) 366 { 367 extern cvar_t gl_clear; 368 369 *x = *y = 0; 370 *width = scr_width; 371 *height = scr_height; 372 373 // if (!wglMakeCurrent( maindc, baseRC )) 374 // Sys_Error ("wglMakeCurrent failed"); 375 376 // glViewport (*x, *y, *width, *height); 377 } 378 379 380 void GL_EndRendering (void) 381 { 382 glFlush(); 383 fxMesaSwapBuffers(); 384 } 385 386 void Init_KBD(void) 387 { 388 int i; 389 390 if (COM_CheckParm("-nokbd")) UseKeyboard = 0; 391 392 if (UseKeyboard) 393 { 394 for (i=0 ; i<128 ; i++) 395 scantokey[i] = ' '; 396 397 scantokey[ 1] = K_ESCAPE; 398 scantokey[ 2] = '1'; 399 scantokey[ 3] = '2'; 400 scantokey[ 4] = '3'; 401 scantokey[ 5] = '4'; 402 scantokey[ 6] = '5'; 403 scantokey[ 7] = '6'; 404 scantokey[ 8] = '7'; 405 scantokey[ 9] = '8'; 406 scantokey[ 10] = '9'; 407 scantokey[ 11] = '0'; 408 scantokey[ 12] = '-'; 409 scantokey[ 13] = '='; 410 scantokey[ 14] = K_BACKSPACE; 411 scantokey[ 15] = K_TAB; 412 scantokey[ 16] = 'q'; 413 scantokey[ 17] = 'w'; 414 scantokey[ 18] = 'e'; 415 scantokey[ 19] = 'r'; 416 scantokey[ 20] = 't'; 417 scantokey[ 21] = 'y'; 418 scantokey[ 22] = 'u'; 419 scantokey[ 23] = 'i'; 420 scantokey[ 24] = 'o'; 421 scantokey[ 25] = 'p'; 422 scantokey[ 26] = '['; 423 scantokey[ 27] = ']'; 424 scantokey[ 28] = K_ENTER; 425 scantokey[ 29] = K_CTRL; //left 426 scantokey[ 30] = 'a'; 427 scantokey[ 31] = 's'; 428 scantokey[ 32] = 'd'; 429 scantokey[ 33] = 'f'; 430 scantokey[ 34] = 'g'; 431 scantokey[ 35] = 'h'; 432 scantokey[ 36] = 'j'; 433 scantokey[ 37] = 'k'; 434 scantokey[ 38] = 'l'; 435 scantokey[ 39] = ';'; 436 scantokey[ 40] = '\''; 437 scantokey[ 41] = '`'; 438 scantokey[ 42] = K_SHIFT; //left 439 scantokey[ 43] = '\\'; 440 scantokey[ 44] = 'z'; 441 scantokey[ 45] = 'x'; 442 scantokey[ 46] = 'c'; 443 scantokey[ 47] = 'v'; 444 scantokey[ 48] = 'b'; 445 scantokey[ 49] = 'n'; 446 scantokey[ 50] = 'm'; 447 scantokey[ 51] = ','; 448 scantokey[ 52] = '.'; 449 scantokey[ 53] = '/'; 450 scantokey[ 54] = K_SHIFT; //right 451 scantokey[ 55] = '*'; //keypad 452 scantokey[ 56] = K_ALT; //left 453 scantokey[ 57] = ' '; 454 // 58 caps lock 455 scantokey[ 59] = K_F1; 456 scantokey[ 60] = K_F2; 457 scantokey[ 61] = K_F3; 458 scantokey[ 62] = K_F4; 459 scantokey[ 63] = K_F5; 460 scantokey[ 64] = K_F6; 461 scantokey[ 65] = K_F7; 462 scantokey[ 66] = K_F8; 463 scantokey[ 67] = K_F9; 464 scantokey[ 68] = K_F10; 465 // 69 numlock 466 // 70 scrollock 467 scantokey[ 71] = K_HOME; 468 scantokey[ 72] = K_UPARROW; 469 scantokey[ 73] = K_PGUP; 470 scantokey[ 74] = '-'; 471 scantokey[ 75] = K_LEFTARROW; 472 scantokey[ 76] = '5'; 473 scantokey[ 77] = K_RIGHTARROW; 474 scantokey[ 79] = K_END; 475 scantokey[ 78] = '+'; 476 scantokey[ 80] = K_DOWNARROW; 477 scantokey[ 81] = K_PGDN; 478 scantokey[ 82] = K_INS; 479 scantokey[ 83] = K_DEL; 480 // 84 to 86 not used 481 scantokey[ 87] = K_F11; 482 scantokey[ 88] = K_F12; 483 // 89 to 95 not used 484 scantokey[ 96] = K_ENTER; //keypad enter 485 scantokey[ 97] = K_CTRL; //right 486 scantokey[ 98] = '/'; 487 scantokey[ 99] = K_F12; // print screen, bind to screenshot by default 488 scantokey[100] = K_ALT; // right 489 490 491 scantokey[101] = K_PAUSE; // break 492 scantokey[102] = K_HOME; 493 scantokey[103] = K_UPARROW; 494 scantokey[104] = K_PGUP; 495 scantokey[105] = K_LEFTARROW; 496 scantokey[106] = K_RIGHTARROW; 497 scantokey[107] = K_END; 498 scantokey[108] = K_DOWNARROW; 499 scantokey[109] = K_PGDN; 500 scantokey[110] = K_INS; 501 scantokey[111] = K_DEL; 502 503 scantokey[119] = K_PAUSE; 504 505 if (keyboard_init()) 506 Sys_Error("keyboard_init() failed"); 507 keyboard_seteventhandler(keyhandler); 508 } 509 } 510 511 #define NUM_RESOLUTIONS 3 512 513 static resolutions[NUM_RESOLUTIONS][3]={ 514 { 512, 384, GR_RESOLUTION_512x384 }, 515 { 640, 400, GR_RESOLUTION_640x400 }, 516 { 640, 480, GR_RESOLUTION_640x480 } 517 }; 518 519 int findres(int *width, int *height) 520 { 521 int i; 522 523 for(i=0;i<NUM_RESOLUTIONS;i++) 524 if((*width<=resolutions[i][0]) && (*height<=resolutions[i][1])) { 525 *width = resolutions[i][0]; 526 *height = resolutions[i][1]; 527 return resolutions[i][2]; 528 } 529 530 *width = 640; 531 *height = 480; 532 return GR_RESOLUTION_640x480; 533 } 534 535 qboolean VID_Is8bit(void) 536 { 537 return is8bit; 538 } 539 540 #ifdef GL_EXT_SHARED 541 void VID_Init8bitPalette() 542 { 543 // Check for 8bit Extensions and initialize them. 544 int i; 545 char thePalette[256*3]; 546 char *oldPalette, *newPalette; 547 548 if (strstr(gl_extensions, "GL_EXT_shared_texture_palette") == NULL) 549 return; 550 551 Con_SafePrintf("8-bit GL extensions enabled.\n"); 552 glEnable( GL_SHARED_TEXTURE_PALETTE_EXT ); 553 oldPalette = (char *) d_8to24table; //d_8to24table3dfx; 554 newPalette = thePalette; 555 for (i=0;i<256;i++) { 556 *newPalette++ = *oldPalette++; 557 *newPalette++ = *oldPalette++; 558 *newPalette++ = *oldPalette++; 559 oldPalette++; 560 } 561 glColorTableEXT(GL_SHARED_TEXTURE_PALETTE_EXT, GL_RGB, 256, GL_RGB, GL_UNSIGNED_BYTE, (void *) thePalette); 562 is8bit = true; 563 } 564 565 #else 566 extern void gl3DfxSetPaletteEXT(GLuint *pal); 567 568 void VID_Init8bitPalette(void) 569 { 570 // Check for 8bit Extensions and initialize them. 571 int i; 572 GLubyte table[256][4]; 573 char *oldpal; 574 575 if (strstr(gl_extensions, "3DFX_set_global_palette") == NULL) 576 return; 577 578 Con_SafePrintf("8-bit GL extensions enabled.\n"); 579 glEnable( GL_SHARED_TEXTURE_PALETTE_EXT ); 580 oldpal = (char *) d_8to24table; //d_8to24table3dfx; 581 for (i=0;i<256;i++) { 582 table[i][2] = *oldpal++; 583 table[i][1] = *oldpal++; 584 table[i][0] = *oldpal++; 585 table[i][3] = 255; 586 oldpal++; 587 } 588 gl3DfxSetPaletteEXT((GLuint *)table); 589 is8bit = true; 590 } 591 #endif 592 593 void VID_Init(unsigned char *palette) 594 { 595 int i; 596 GLint attribs[32]; 597 char gldir[MAX_OSPATH]; 598 int width = 640, height = 480; 599 600 S_Init(); 601 602 Init_KBD(); 603 604 Cvar_RegisterVariable (&vid_mode); 605 Cvar_RegisterVariable (&vid_redrawfull); 606 Cvar_RegisterVariable (&vid_waitforrefresh); 607 Cvar_RegisterVariable (&gl_ztrick); 608 609 vid.maxwarpwidth = WARP_WIDTH; 610 vid.maxwarpheight = WARP_HEIGHT; 611 vid.colormap = host_colormap; 612 vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048)); 613 614 // interpret command-line params 615 616 // set vid parameters 617 attribs[0] = FXMESA_DOUBLEBUFFER; 618 attribs[1] = FXMESA_ALPHA_SIZE; 619 attribs[2] = 1; 620 attribs[3] = FXMESA_DEPTH_SIZE; 621 attribs[4] = 1; 622 attribs[5] = FXMESA_NONE; 623 624 if ((i = COM_CheckParm("-width")) != 0) 625 width = atoi(com_argv[i+1]); 626 if ((i = COM_CheckParm("-height")) != 0) 627 height = atoi(com_argv[i+1]); 628 629 if ((i = COM_CheckParm("-conwidth")) != 0) 630 vid.conwidth = Q_atoi(com_argv[i+1]); 631 else 632 vid.conwidth = 640; 633 634 vid.conwidth &= 0xfff8; // make it a multiple of eight 635 636 if (vid.conwidth < 320) 637 vid.conwidth = 320; 638 639 // pick a conheight that matches with correct aspect 640 vid.conheight = vid.conwidth*3 / 4; 641 642 if ((i = COM_CheckParm("-conheight")) != 0) 643 vid.conheight = Q_atoi(com_argv[i+1]); 644 if (vid.conheight < 200) 645 vid.conheight = 200; 646 647 fc = fxMesaCreateContext(0, findres(&width, &height), GR_REFRESH_75Hz, 648 attribs); 649 if (!fc) 650 Sys_Error("Unable to create 3DFX context.\n"); 651 652 scr_width = width; 653 scr_height = height; 654 655 fxMesaMakeCurrent(fc); 656 657 if (vid.conheight > height) 658 vid.conheight = height; 659 if (vid.conwidth > width) 660 vid.conwidth = width; 661 vid.width = vid.conwidth; 662 vid.height = vid.conheight; 663 664 vid.aspect = ((float)vid.height / (float)vid.width) * 665 (320.0 / 240.0); 666 vid.numpages = 2; 667 668 InitSig(); // trap evil signals 669 670 GL_Init(); 671 672 sprintf (gldir, "%s/glquake", com_gamedir); 673 Sys_mkdir (gldir); 674 675 VID_SetPalette(palette); 676 677 // Check for 3DFX Extensions and initialize them. 678 VID_Init8bitPalette(); 679 680 Con_SafePrintf ("Video mode %dx%d initialized.\n", width, height); 681 682 vid.recalc_refdef = 1; // force a surface cache flush 683 } 684 685 void Sys_SendKeyEvents(void) 686 { 687 if (UseKeyboard) 688 while (keyboard_update()); 689 } 690 691 void Force_CenterView_f (void) 692 { 693 cl.viewangles[PITCH] = 0; 694 } 695 696 697 void mousehandler(int buttonstate, int dx, int dy) 698 { 699 mouse_buttonstate = buttonstate; 700 mx += dx; 701 my += dy; 702 } 703 704 void IN_Init(void) 705 { 706 707 int mtype; 708 char *mousedev; 709 int mouserate; 710 711 if (UseMouse) 712 { 713 714 Cvar_RegisterVariable (&mouse_button_commands[0]); 715 Cvar_RegisterVariable (&mouse_button_commands[1]); 716 Cvar_RegisterVariable (&mouse_button_commands[2]); 717 Cmd_AddCommand ("force_centerview", Force_CenterView_f); 718 719 mouse_buttons = 3; 720 721 mtype = vga_getmousetype(); 722 723 mousedev = "/dev/mouse"; 724 if (getenv("MOUSEDEV")) mousedev = getenv("MOUSEDEV"); 725 if (COM_CheckParm("-mdev")) 726 mousedev = com_argv[COM_CheckParm("-mdev")+1]; 727 728 mouserate = 1200; 729 if (getenv("MOUSERATE")) mouserate = atoi(getenv("MOUSERATE")); 730 if (COM_CheckParm("-mrate")) 731 mouserate = atoi(com_argv[COM_CheckParm("-mrate")+1]); 732 733 if (mouse_init(mousedev, mtype, mouserate)) 734 { 735 Con_Printf("No mouse found\n"); 736 UseMouse = 0; 737 } 738 else 739 mouse_seteventhandler(mousehandler); 740 741 } 742 743 } 744 745 void IN_Shutdown(void) 746 { 747 if (UseMouse) 748 mouse_close(); 749 } 750 751 /* 752 =========== 753 IN_Commands 754 =========== 755 */ 756 void IN_Commands (void) 757 { 758 if (UseMouse) 759 { 760 // poll mouse values 761 while (mouse_update()) 762 ; 763 764 // perform button actions 765 if ((mouse_buttonstate & MOUSE_LEFTBUTTON) && 766 !(mouse_oldbuttonstate & MOUSE_LEFTBUTTON)) 767 Key_Event (K_MOUSE1, true); 768 else if (!(mouse_buttonstate & MOUSE_LEFTBUTTON) && 769 (mouse_oldbuttonstate & MOUSE_LEFTBUTTON)) 770 Key_Event (K_MOUSE1, false); 771 772 if ((mouse_buttonstate & MOUSE_RIGHTBUTTON) && 773 !(mouse_oldbuttonstate & MOUSE_RIGHTBUTTON)) 774 Key_Event (K_MOUSE2, true); 775 else if (!(mouse_buttonstate & MOUSE_RIGHTBUTTON) && 776 (mouse_oldbuttonstate & MOUSE_RIGHTBUTTON)) 777 Key_Event (K_MOUSE2, false); 778 779 if ((mouse_buttonstate & MOUSE_MIDDLEBUTTON) && 780 !(mouse_oldbuttonstate & MOUSE_MIDDLEBUTTON)) 781 Key_Event (K_MOUSE3, true); 782 else if (!(mouse_buttonstate & MOUSE_MIDDLEBUTTON) && 783 (mouse_oldbuttonstate & MOUSE_MIDDLEBUTTON)) 784 Key_Event (K_MOUSE3, false); 785 786 mouse_oldbuttonstate = mouse_buttonstate; 787 } 788 } 789 790 /* 791 =========== 792 IN_Move 793 =========== 794 */ 795 void IN_MouseMove (usercmd_t *cmd) 796 { 797 if (!UseMouse) 798 return; 799 800 // poll mouse values 801 while (mouse_update()) 802 ; 803 804 if (m_filter.value) 805 { 806 mouse_x = (mx + old_mouse_x) * 0.5; 807 mouse_y = (my + old_mouse_y) * 0.5; 808 } 809 else 810 { 811 mouse_x = mx; 812 mouse_y = my; 813 } 814 old_mouse_x = mx; 815 old_mouse_y = my; 816 mx = my = 0; // clear for next update 817 818 mouse_x *= sensitivity.value; 819 mouse_y *= sensitivity.value; 820 821 // add mouse X/Y movement to cmd 822 if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) )) 823 cmd->sidemove += m_side.value * mouse_x; 824 else 825 cl.viewangles[YAW] -= m_yaw.value * mouse_x; 826 827 if (in_mlook.state & 1) 828 V_StopPitchDrift (); 829 830 if ( (in_mlook.state & 1) && !(in_strafe.state & 1)) 831 { 832 cl.viewangles[PITCH] += m_pitch.value * mouse_y; 833 if (cl.viewangles[PITCH] > 80) 834 cl.viewangles[PITCH] = 80; 835 if (cl.viewangles[PITCH] < -70) 836 cl.viewangles[PITCH] = -70; 837 } 838 else 839 { 840 if ((in_strafe.state & 1) && noclip_anglehack) 841 cmd->upmove -= m_forward.value * mouse_y; 842 else 843 cmd->forwardmove -= m_forward.value * mouse_y; 844 } 845 } 846 847 void IN_Move (usercmd_t *cmd) 848 { 849 IN_MouseMove(cmd); 850 } 851 852 853 void VID_LockBuffer (void) {} 854 void VID_UnlockBuffer (void) {} 855 856