1/* 2Copyright (C) 1996-1997 Id Software, Inc. 3 4This program is free software; you can redistribute it and/or 5modify it under the terms of the GNU General Public License 6as published by the Free Software Foundation; either version 2 7of the License, or (at your option) any later version. 8 9This program is distributed in the hope that it will be useful, 10but WITHOUT ANY WARRANTY; without even the implied warranty of 11MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 12 13See the GNU General Public License for more details. 14 15You should have received a copy of the GNU General Public License 16along with this program; if not, write to the Free Software 17Foundation, 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 "quakedef.h" 29 30#include <GL/glx.h> 31 32#include <X11/keysym.h> 33#include <X11/cursorfont.h> 34 35#ifdef USE_DGA 36#include <X11/extensions/xf86dga.h> 37#endif 38 39 40#define WARP_WIDTH 320 41#define WARP_HEIGHT 200 42 43static Display *dpy = NULL; 44static Window win; 45static GLXContext ctx = NULL; 46 47static float old_windowed_mouse = 0; 48 49#define KEY_MASK (KeyPressMask | KeyReleaseMask) 50#define MOUSE_MASK (ButtonPressMask | ButtonReleaseMask | \ 51 PointerMotionMask) 52 53#define X_MASK (KEY_MASK | MOUSE_MASK | VisibilityChangeMask) 54 55unsigned short d_8to16table[256]; 56unsigned d_8to24table[256]; 57unsigned char d_15to8table[65536]; 58 59cvar_t _windowed_mouse = {"_windowed_mouse","0", true}; 60cvar_t vid_mode = {"vid_mode","0",false}; 61 62static float mouse_x, mouse_y; 63static float old_mouse_x, old_mouse_y; 64 65cvar_t m_filter = {"m_filter", "0"}; 66 67static int scr_width, scr_height; 68 69/*-----------------------------------------------------------------------*/ 70 71//int texture_mode = GL_NEAREST; 72//int texture_mode = GL_NEAREST_MIPMAP_NEAREST; 73//int texture_mode = GL_NEAREST_MIPMAP_LINEAR; 74int texture_mode = GL_LINEAR; 75//int texture_mode = GL_LINEAR_MIPMAP_NEAREST; 76//int texture_mode = GL_LINEAR_MIPMAP_LINEAR; 77 78int texture_extension_number = 1; 79 80float gldepthmin, gldepthmax; 81 82cvar_t gl_ztrick = {"gl_ztrick","1"}; 83 84const char *gl_vendor; 85const char *gl_renderer; 86const char *gl_version; 87const char *gl_extensions; 88 89qboolean is8bit = false; 90qboolean isPermedia = false; 91qboolean gl_mtexable = false; 92 93/*-----------------------------------------------------------------------*/ 94void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height) 95{ 96} 97 98void D_EndDirectRect (int x, int y, int width, int height) 99{ 100} 101 102static int XLateKey(XKeyEvent *ev) 103{ 104 105 int key; 106 char buf[64]; 107 KeySym keysym; 108 109 key = 0; 110 111 XLookupString(ev, buf, sizeof buf, &keysym, 0); 112 113 switch(keysym) 114 { 115 case XK_KP_Page_Up: 116 case XK_Page_Up: key = K_PGUP; break; 117 118 case XK_KP_Page_Down: 119 case XK_Page_Down: key = K_PGDN; break; 120 121 case XK_KP_Home: 122 case XK_Home: key = K_HOME; break; 123 124 case XK_KP_End: 125 case XK_End: key = K_END; break; 126 127 case XK_KP_Left: 128 case XK_Left: key = K_LEFTARROW; break; 129 130 case XK_KP_Right: 131 case XK_Right: key = K_RIGHTARROW; break; 132 133 case XK_KP_Down: 134 case XK_Down: key = K_DOWNARROW; break; 135 136 case XK_KP_Up: 137 case XK_Up: key = K_UPARROW; break; 138 139 case XK_Escape: key = K_ESCAPE; break; 140 141 case XK_KP_Enter: 142 case XK_Return: key = K_ENTER; break; 143 144 case XK_Tab: key = K_TAB; break; 145 146 case XK_F1: key = K_F1; break; 147 148 case XK_F2: key = K_F2; break; 149 150 case XK_F3: key = K_F3; break; 151 152 case XK_F4: key = K_F4; break; 153 154 case XK_F5: key = K_F5; break; 155 156 case XK_F6: key = K_F6; break; 157 158 case XK_F7: key = K_F7; break; 159 160 case XK_F8: key = K_F8; break; 161 162 case XK_F9: key = K_F9; break; 163 164 case XK_F10: key = K_F10; break; 165 166 case XK_F11: key = K_F11; break; 167 168 case XK_F12: key = K_F12; break; 169 170 case XK_BackSpace: key = K_BACKSPACE; break; 171 172 case XK_KP_Delete: 173 case XK_Delete: key = K_DEL; break; 174 175 case XK_Pause: key = K_PAUSE; break; 176 177 case XK_Shift_L: 178 case XK_Shift_R: key = K_SHIFT; break; 179 180 case XK_Execute: 181 case XK_Control_L: 182 case XK_Control_R: key = K_CTRL; break; 183 184 case XK_Alt_L: 185 case XK_Meta_L: 186 case XK_Alt_R: 187 case XK_Meta_R: key = K_ALT; break; 188 189 case XK_KP_Begin: key = '5'; break; 190 191 case XK_KP_Insert: 192 case XK_Insert:key = K_INS; break; 193 194 case XK_KP_Multiply: key = '*'; break; 195 case XK_KP_Add: key = '+'; break; 196 case XK_KP_Subtract: key = '-'; break; 197 case XK_KP_Divide: key = '/'; break; 198 199#if 0 200 case 0x021: key = '1';break;/* [!] */ 201 case 0x040: key = '2';break;/* [@] */ 202 case 0x023: key = '3';break;/* [#] */ 203 case 0x024: key = '4';break;/* [$] */ 204 case 0x025: key = '5';break;/* [%] */ 205 case 0x05e: key = '6';break;/* [^] */ 206 case 0x026: key = '7';break;/* [&] */ 207 case 0x02a: key = '8';break;/* [*] */ 208 case 0x028: key = '9';;break;/* [(] */ 209 case 0x029: key = '0';break;/* [)] */ 210 case 0x05f: key = '-';break;/* [_] */ 211 case 0x02b: key = '=';break;/* [+] */ 212 case 0x07c: key = '\'';break;/* [|] */ 213 case 0x07d: key = '[';break;/* [}] */ 214 case 0x07b: key = ']';break;/* [{] */ 215 case 0x022: key = '\'';break;/* ["] */ 216 case 0x03a: key = ';';break;/* [:] */ 217 case 0x03f: key = '/';break;/* [?] */ 218 case 0x03e: key = '.';break;/* [>] */ 219 case 0x03c: key = ',';break;/* [<] */ 220#endif 221 222 default: 223 key = *(unsigned char*)buf; 224 if (key >= 'A' && key <= 'Z') 225 key = key - 'A' + 'a'; 226 break; 227 } 228 229 return key; 230} 231 232static void install_grabs(void) 233{ 234 XGrabPointer(dpy, win, 235 True, 236 0, 237 GrabModeAsync, GrabModeAsync, 238 win, 239 None, 240 CurrentTime); 241 242#ifdef USE_DGA 243 XF86DGADirectVideo(dpy, DefaultScreen(dpy), XF86DGADirectMouse); 244 dgamouse = 1; 245#else 246 XWarpPointer(dpy, None, win, 247 0, 0, 0, 0, 248 vid.width / 2, vid.height / 2); 249#endif 250 251 XGrabKeyboard(dpy, win, 252 False, 253 GrabModeAsync, GrabModeAsync, 254 CurrentTime); 255 256// XSync(dpy, True); 257} 258 259static void uninstall_grabs(void) 260{ 261#ifdef USE_DGA 262 XF86DGADirectVideo(dpy, DefaultScreen(dpy), 0); 263 dgamouse = 0; 264#endif 265 266 XUngrabPointer(dpy, CurrentTime); 267 XUngrabKeyboard(dpy, CurrentTime); 268 269// XSync(dpy, True); 270} 271 272static void GetEvent(void) 273{ 274 XEvent event; 275 int b; 276 277 if (!dpy) 278 return; 279 280 XNextEvent(dpy, &event); 281 282 switch (event.type) { 283 case KeyPress: 284 case KeyRelease: 285 Key_Event(XLateKey(&event.xkey), event.type == KeyPress); 286 break; 287 288 case MotionNotify: 289#ifdef USE_DGA 290 if (dgamouse && _windowed_mouse.value) { 291 mouse_x = event.xmotion.x_root; 292 mouse_y = event.xmotion.y_root; 293 } else 294#endif 295 { 296 if (_windowed_mouse.value) { 297 mouse_x = (float) ((int)event.xmotion.x - (int)(vid.width/2)); 298 mouse_y = (float) ((int)event.xmotion.y - (int)(vid.height/2)); 299 300 /* move the mouse to the window center again */ 301 XSelectInput(dpy, win, X_MASK & ~PointerMotionMask); 302 XWarpPointer(dpy, None, win, 0, 0, 0, 0, 303 (vid.width/2), (vid.height/2)); 304 XSelectInput(dpy, win, X_MASK); 305 } 306 } 307 break; 308 309 case ButtonPress: 310 b=-1; 311 if (event.xbutton.button == 1) 312 b = 0; 313 else if (event.xbutton.button == 2) 314 b = 2; 315 else if (event.xbutton.button == 3) 316 b = 1; 317 if (b>=0) 318 Key_Event(K_MOUSE1 + b, true); 319 break; 320 321 case ButtonRelease: 322 b=-1; 323 if (event.xbutton.button == 1) 324 b = 0; 325 else if (event.xbutton.button == 2) 326 b = 2; 327 else if (event.xbutton.button == 3) 328 b = 1; 329 if (b>=0) 330 Key_Event(K_MOUSE1 + b, false); 331 break; 332 } 333 334 if (old_windowed_mouse != _windowed_mouse.value) { 335 old_windowed_mouse = _windowed_mouse.value; 336 337 if (!_windowed_mouse.value) { 338 /* ungrab the pointer */ 339 uninstall_grabs(); 340 } else { 341 /* grab the pointer */ 342 install_grabs(); 343 } 344 } 345} 346 347 348void VID_Shutdown(void) 349{ 350 if (!ctx) 351 return; 352 353 glXDestroyContext(dpy, ctx); 354} 355 356void signal_handler(int sig) 357{ 358 printf("Received signal %d, exiting...\n", sig); 359 Sys_Quit(); 360 exit(0); 361} 362 363void InitSig(void) 364{ 365 signal(SIGHUP, signal_handler); 366 signal(SIGINT, signal_handler); 367 signal(SIGQUIT, signal_handler); 368 signal(SIGILL, signal_handler); 369 signal(SIGTRAP, signal_handler); 370 signal(SIGIOT, signal_handler); 371 signal(SIGBUS, signal_handler); 372 signal(SIGFPE, signal_handler); 373 signal(SIGSEGV, signal_handler); 374 signal(SIGTERM, signal_handler); 375} 376 377void VID_ShiftPalette(unsigned char *p) 378{ 379// VID_SetPalette(p); 380} 381 382void VID_SetPalette (unsigned char *palette) 383{ 384 byte *pal; 385 unsigned r,g,b; 386 unsigned v; 387 int r1,g1,b1; 388 int k; 389 unsigned short i; 390 unsigned *table; 391 FILE *f; 392 char s[255]; 393 float dist, bestdist; 394 static qboolean palflag = false; 395 396// 397// 8 8 8 encoding 398// 399 Con_Printf("Converting 8to24\n"); 400 401 pal = palette; 402 table = d_8to24table; 403 for (i=0 ; i<256 ; i++) 404 { 405 r = pal[0]; 406 g = pal[1]; 407 b = pal[2]; 408 pal += 3; 409 410// v = (255<<24) + (r<<16) + (g<<8) + (b<<0); 411// v = (255<<0) + (r<<8) + (g<<16) + (b<<24); 412 v = (255<<24) + (r<<0) + (g<<8) + (b<<16); 413 *table++ = v; 414 } 415 d_8to24table[255] &= 0xffffff; // 255 is transparent 416 417 // JACK: 3D distance calcs - k is last closest, l is the distance. 418 // FIXME: Precalculate this and cache to disk. 419 if (palflag) 420 return; 421 palflag = true; 422 423 COM_FOpenFile("glquake/15to8.pal", &f); 424 if (f) { 425 fread(d_15to8table, 1<<15, 1, f); 426 fclose(f); 427 } else { 428 for (i=0; i < (1<<15); i++) { 429 /* Maps 430 000000000000000 431 000000000011111 = Red = 0x1F 432 000001111100000 = Blue = 0x03E0 433 111110000000000 = Grn = 0x7C00 434 */ 435 r = ((i & 0x1F) << 3)+4; 436 g = ((i & 0x03E0) >> 2)+4; 437 b = ((i & 0x7C00) >> 7)+4; 438 pal = (unsigned char *)d_8to24table; 439 for (v=0,k=0,bestdist=10000.0; v<256; v++,pal+=4) { 440 r1 = (int)r - (int)pal[0]; 441 g1 = (int)g - (int)pal[1]; 442 b1 = (int)b - (int)pal[2]; 443 dist = sqrt(((r1*r1)+(g1*g1)+(b1*b1))); 444 if (dist < bestdist) { 445 k=v; 446 bestdist = dist; 447 } 448 } 449 d_15to8table[i]=k; 450 } 451 sprintf(s, "%s/glquake", com_gamedir); 452 Sys_mkdir (s); 453 sprintf(s, "%s/glquake/15to8.pal", com_gamedir); 454 if ((f = fopen(s, "wb")) != NULL) { 455 fwrite(d_15to8table, 1<<15, 1, f); 456 fclose(f); 457 } 458 } 459} 460 461/* 462=============== 463GL_Init 464=============== 465*/ 466void GL_Init (void) 467{ 468 gl_vendor = glGetString (GL_VENDOR); 469 Con_Printf ("GL_VENDOR: %s\n", gl_vendor); 470 gl_renderer = glGetString (GL_RENDERER); 471 Con_Printf ("GL_RENDERER: %s\n", gl_renderer); 472 473 gl_version = glGetString (GL_VERSION); 474 Con_Printf ("GL_VERSION: %s\n", gl_version); 475 gl_extensions = glGetString (GL_EXTENSIONS); 476 Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions); 477 478// Con_Printf ("%s %s\n", gl_renderer, gl_version); 479 480 glClearColor (1,0,0,0); 481 glCullFace(GL_FRONT); 482 glEnable(GL_TEXTURE_2D); 483 484 glEnable(GL_ALPHA_TEST); 485 glAlphaFunc(GL_GREATER, 0.666); 486 487 glPolygonMode (GL_FRONT_AND_BACK, GL_FILL); 488 glShadeModel (GL_FLAT); 489 490 glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); 491 glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 492 glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); 493 glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); 494 495 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); 496 497// glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); 498 glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); 499} 500 501/* 502================= 503GL_BeginRendering 504 505================= 506*/ 507void GL_BeginRendering (int *x, int *y, int *width, int *height) 508{ 509 extern cvar_t gl_clear; 510 511 *x = *y = 0; 512 *width = scr_width; 513 *height = scr_height; 514 515// if (!wglMakeCurrent( maindc, baseRC )) 516// Sys_Error ("wglMakeCurrent failed"); 517 518// glViewport (*x, *y, *width, *height); 519} 520 521 522void GL_EndRendering (void) 523{ 524 glFlush(); 525 glXSwapBuffers(dpy, win); 526} 527 528qboolean VID_Is8bit(void) 529{ 530 return is8bit; 531} 532 533#ifdef GL_EXT_SHARED 534void VID_Init8bitPalette() 535{ 536 // Check for 8bit Extensions and initialize them. 537 int i; 538 char thePalette[256*3]; 539 char *oldPalette, *newPalette; 540 541 if (strstr(gl_extensions, "GL_EXT_shared_texture_palette") == NULL) 542 return; 543 544 Con_SafePrintf("8-bit GL extensions enabled.\n"); 545 glEnable( GL_SHARED_TEXTURE_PALETTE_EXT ); 546 oldPalette = (char *) d_8to24table; //d_8to24table3dfx; 547 newPalette = thePalette; 548 for (i=0;i<256;i++) { 549 *newPalette++ = *oldPalette++; 550 *newPalette++ = *oldPalette++; 551 *newPalette++ = *oldPalette++; 552 oldPalette++; 553 } 554 glColorTableEXT(GL_SHARED_TEXTURE_PALETTE_EXT, GL_RGB, 256, GL_RGB, GL_UNSIGNED_BYTE, (void *) thePalette); 555 is8bit = true; 556} 557 558#else 559extern void gl3DfxSetPaletteEXT(GLuint *pal); 560 561void VID_Init8bitPalette(void) 562{ 563 // Check for 8bit Extensions and initialize them. 564 int i; 565 GLubyte table[256][4]; 566 char *oldpal; 567 568 if (strstr(gl_extensions, "3DFX_set_global_palette") == NULL) 569 return; 570 571 Con_SafePrintf("8-bit GL extensions enabled.\n"); 572 glEnable( GL_SHARED_TEXTURE_PALETTE_EXT ); 573 oldpal = (char *) d_8to24table; //d_8to24table3dfx; 574 for (i=0;i<256;i++) { 575 table[i][2] = *oldpal++; 576 table[i][1] = *oldpal++; 577 table[i][0] = *oldpal++; 578 table[i][3] = 255; 579 oldpal++; 580 } 581 gl3DfxSetPaletteEXT((GLuint *)table); 582 is8bit = true; 583} 584#endif 585 586void VID_Init(unsigned char *palette) 587{ 588 int i; 589 int attrib[] = { 590 GLX_RGBA, 591 GLX_RED_SIZE, 1, 592 GLX_GREEN_SIZE, 1, 593 GLX_BLUE_SIZE, 1, 594 GLX_DOUBLEBUFFER, 595 GLX_DEPTH_SIZE, 1, 596 None 597 }; 598 char gldir[MAX_OSPATH]; 599 int width = 640, height = 480; 600 int scrnum; 601 XSetWindowAttributes attr; 602 unsigned long mask; 603 Window root; 604 XVisualInfo *visinfo; 605 606 S_Init(); 607 608 Cvar_RegisterVariable (&vid_mode); 609 Cvar_RegisterVariable (&gl_ztrick); 610 Cvar_RegisterVariable (&_windowed_mouse); 611 612 vid.maxwarpwidth = WARP_WIDTH; 613 vid.maxwarpheight = WARP_HEIGHT; 614 vid.colormap = host_colormap; 615 vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048)); 616 617// interpret command-line params 618 619// set vid parameters 620 if ((i = COM_CheckParm("-width")) != 0) 621 width = atoi(com_argv[i+1]); 622 if ((i = COM_CheckParm("-height")) != 0) 623 height = atoi(com_argv[i+1]); 624 625 if ((i = COM_CheckParm("-conwidth")) != 0) 626 vid.conwidth = Q_atoi(com_argv[i+1]); 627 else 628 vid.conwidth = 640; 629 630 vid.conwidth &= 0xfff8; // make it a multiple of eight 631 632 if (vid.conwidth < 320) 633 vid.conwidth = 320; 634 635 // pick a conheight that matches with correct aspect 636 vid.conheight = vid.conwidth*3 / 4; 637 638 if ((i = COM_CheckParm("-conheight")) != 0) 639 vid.conheight = Q_atoi(com_argv[i+1]); 640 if (vid.conheight < 200) 641 vid.conheight = 200; 642 643 if (!(dpy = XOpenDisplay(NULL))) { 644 fprintf(stderr, "Error couldn't open the X display\n"); 645 exit(1); 646 } 647 648 scrnum = DefaultScreen(dpy); 649 root = RootWindow(dpy, scrnum); 650 651 visinfo = glXChooseVisual(dpy, scrnum, attrib); 652 if (!visinfo) { 653 fprintf(stderr, "qkHack: Error couldn't get an RGB, Double-buffered, Depth visual\n"); 654 exit(1); 655 } 656 /* window attributes */ 657 attr.background_pixel = 0; 658 attr.border_pixel = 0; 659 attr.colormap = XCreateColormap(dpy, root, visinfo->visual, AllocNone); 660 attr.event_mask = X_MASK; 661 mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask; 662 663 win = XCreateWindow(dpy, root, 0, 0, width, height, 664 0, visinfo->depth, InputOutput, 665 visinfo->visual, mask, &attr); 666 XMapWindow(dpy, win); 667 668 XMoveWindow(dpy, win, 0, 0); 669 670 XFlush(dpy); 671 672 ctx = glXCreateContext(dpy, visinfo, NULL, True); 673 674 glXMakeCurrent(dpy, win, ctx); 675 676 scr_width = width; 677 scr_height = height; 678 679 if (vid.conheight > height) 680 vid.conheight = height; 681 if (vid.conwidth > width) 682 vid.conwidth = width; 683 vid.width = vid.conwidth; 684 vid.height = vid.conheight; 685 686 vid.aspect = ((float)vid.height / (float)vid.width) * (320.0 / 240.0); 687 vid.numpages = 2; 688 689 InitSig(); // trap evil signals 690 691 GL_Init(); 692 693 sprintf (gldir, "%s/glquake", com_gamedir); 694 Sys_mkdir (gldir); 695 696 VID_SetPalette(palette); 697 698 // Check for 3DFX Extensions and initialize them. 699 VID_Init8bitPalette(); 700 701 Con_SafePrintf ("Video mode %dx%d initialized.\n", width, height); 702 703 vid.recalc_refdef = 1; // force a surface cache flush 704} 705 706void Sys_SendKeyEvents(void) 707{ 708 if (dpy) { 709 while (XPending(dpy)) 710 GetEvent(); 711 } 712} 713 714void Force_CenterView_f (void) 715{ 716 cl.viewangles[PITCH] = 0; 717} 718 719void IN_Init(void) 720{ 721} 722 723void IN_Shutdown(void) 724{ 725} 726 727/* 728=========== 729IN_Commands 730=========== 731*/ 732void IN_Commands (void) 733{ 734} 735 736/* 737=========== 738IN_Move 739=========== 740*/ 741void IN_MouseMove (usercmd_t *cmd) 742{ 743 if (m_filter.value) 744 { 745 mouse_x = (mouse_x + old_mouse_x) * 0.5; 746 mouse_y = (mouse_y + old_mouse_y) * 0.5; 747 } 748 old_mouse_x = mouse_x; 749 old_mouse_y = mouse_y; 750 751 mouse_x *= sensitivity.value; 752 mouse_y *= sensitivity.value; 753 754// add mouse X/Y movement to cmd 755 if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) )) 756 cmd->sidemove += m_side.value * mouse_x; 757 else 758 cl.viewangles[YAW] -= m_yaw.value * mouse_x; 759 760 if (in_mlook.state & 1) 761 V_StopPitchDrift (); 762 763 if ( (in_mlook.state & 1) && !(in_strafe.state & 1)) 764 { 765 cl.viewangles[PITCH] += m_pitch.value * mouse_y; 766 if (cl.viewangles[PITCH] > 80) 767 cl.viewangles[PITCH] = 80; 768 if (cl.viewangles[PITCH] < -70) 769 cl.viewangles[PITCH] = -70; 770 } 771 else 772 { 773 if ((in_strafe.state & 1) && noclip_anglehack) 774 cmd->upmove -= m_forward.value * mouse_y; 775 else 776 cmd->forwardmove -= m_forward.value * mouse_y; 777 } 778 mouse_x = mouse_y = 0.0; 779} 780 781void IN_Move (usercmd_t *cmd) 782{ 783 IN_MouseMove(cmd); 784} 785 786 787void VID_UnlockBuffer() {} 788void VID_LockBuffer() {} 789 790