vid_agl.c

   1 /*
   2         vid_agl.c
   3
   4         Mac OS X OpenGL and input module, using Carbon and AGL
   5
   6         Copyright (C) 2005-2006  Mathieu Olivier
   7
   8         This program is free software; you can redistribute it and/or modify
   9         it under the terms of the GNU General Public License as published by
  10         the Free Software Foundation; either version 2 of the License, or
  11         (at your option) any later version.
  12
  13         This program is distributed in the hope that it will be useful,
  14         but WITHOUT ANY WARRANTY; without even the implied warranty of
  15         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16         GNU General Public License for more details.
  17
  18         You should have received a copy of the GNU General Public License
  19         along with this program; if not, write to the Free Software
  20         Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21 */
  22
  23
  24 #include <dlfcn.h>
  25 #include <signal.h>
  26 #include <AGL/agl.h>
  27 #include <Carbon/Carbon.h>
  28 #include "quakedef.h"
  29
  30
  31 // Tell startup code that we have a client
  32 int cl_available = true;
  33
  34 qboolean vid_supportrefreshrate = true;
  35
  36 // AGL prototypes
  37 AGLPixelFormat (*qaglChoosePixelFormat) (const AGLDevice *gdevs, GLint ndev, const GLint *attribList);
  38 AGLContext (*qaglCreateContext) (AGLPixelFormat pix, AGLContext share);
  39 GLboolean (*qaglDestroyContext) (AGLContext ctx);
  40 void (*qaglDestroyPixelFormat) (AGLPixelFormat pix);
  41 GLboolean (*qaglSetCurrentContext) (AGLContext ctx);
  42 GLboolean (*qaglSetDrawable) (AGLContext ctx, AGLDrawable draw);
  43 GLboolean (*qaglSetFullScreen) (AGLContext ctx, GLsizei width, GLsizei height, GLsizei freq, GLint device);
  44 GLboolean (*qaglSetInteger) (AGLContext ctx, GLenum pname, const GLint *params);
  45 void (*qaglSwapBuffers) (AGLContext ctx);
  46
  47 static qboolean mouse_avail = true;
  48 static qboolean vid_usingmouse = false;
  49 static float mouse_x, mouse_y;
  50
  51 static qboolean vid_isfullscreen = false;
  52 static qboolean vid_usingvsync = false;
  53
  54 static int scr_width, scr_height;
  55
  56 static AGLContext context;
  57 static WindowRef window;
  58
  59
  60 void VID_GetWindowSize (int *x, int *y, int *width, int *height)
  61 {
  62         *x = *y = 0;
  63         *width = scr_width;
  64         *height = scr_height;
  65 }
  66
  67 static void IN_Activate( qboolean grab )
  68 {
  69         if (grab)
  70         {
  71                 if (!vid_usingmouse && mouse_avail && window)
  72                 {
  73                         Rect winBounds;
  74                         CGPoint winCenter;
  75
  76                         SelectWindow(window);
  77                         CGDisplayHideCursor(CGMainDisplayID());
  78
  79                         // Put the mouse cursor at the center of the window
  80                         GetWindowBounds (window, kWindowContentRgn, &winBounds);
  81                         winCenter.x = (winBounds.left + winBounds.right) / 2;
  82                         winCenter.y = (winBounds.top + winBounds.bottom) / 2;
  83                         CGWarpMouseCursorPosition(winCenter);
  84
  85                         // Lock the mouse pointer at its current position
  86                         CGAssociateMouseAndMouseCursorPosition(false);
  87
  88                         mouse_x = mouse_y = 0;
  89                         vid_usingmouse = true;
  90                 }
  91         }
  92         else
  93         {
  94                 if (vid_usingmouse)
  95                 {
  96                         CGAssociateMouseAndMouseCursorPosition(true);
  97                         CGDisplayShowCursor(CGMainDisplayID());
  98
  99                         vid_usingmouse = false;
 100                 }
 101         }
 102 }
 103
 104 #define GAMMA_TABLE_SIZE 256
 105 void VID_Finish (qboolean allowmousegrab)
 106 {
 107         qboolean vid_usemouse;
 108         qboolean vid_usevsync;
 109
 110         // handle the mouse state when windowed if that's changed
 111         vid_usemouse = false;
 112         if (allowmousegrab && vid_mouse.integer && !key_consoleactive && !cls.demoplayback)
 113                 vid_usemouse = true;
 114         if (!vid_activewindow)
 115                 vid_usemouse = false;
 116         if (vid_isfullscreen)
 117                 vid_usemouse = true;
 118         IN_Activate(vid_usemouse);
 119
 120         // handle changes of the vsync option
 121         vid_usevsync = (vid_vsync.integer && !cls.timedemo);
 122         if (vid_usingvsync != vid_usevsync)
 123         {
 124                 GLint sync = (vid_usevsync ? 1 : 0);
 125
 126                 if (qaglSetInteger(context, AGL_SWAP_INTERVAL, &sync) == GL_TRUE)
 127                 {
 128                         vid_usingvsync = vid_usevsync;
 129                         Con_DPrintf("Vsync %s\n", vid_usevsync ? "activated" : "deactivated");
 130                 }
 131                 else
 132                         Con_Printf("ERROR: can't %s vsync\n", vid_usevsync ? "activate" : "deactivate");
 133         }
 134
 135         if (r_render.integer)
 136         {
 137                 if (r_speeds.integer || gl_finish.integer)
 138                         qglFinish();
 139                 qaglSwapBuffers(context);
 140         }
 141         VID_UpdateGamma(false, GAMMA_TABLE_SIZE);
 142 }
 143
 144 int VID_SetGamma(unsigned short *ramps, int rampsize)
 145 {
 146         CGGammaValue table_red [GAMMA_TABLE_SIZE];
 147         CGGammaValue table_green [GAMMA_TABLE_SIZE];
 148         CGGammaValue table_blue [GAMMA_TABLE_SIZE];
 149         unsigned int i;
 150
 151         // Convert the unsigned short table into 3 float tables
 152         for (i = 0; i < rampsize; i++)
 153                 table_red[i] = (float)ramps[i] / 65535.0f;
 154         for (i = 0; i < rampsize; i++)
 155                 table_green[i] = (float)ramps[i + rampsize] / 65535.0f;
 156         for (i = 0; i < rampsize; i++)
 157                 table_blue[i] = (float)ramps[i + 2 * rampsize] / 65535.0f;
 158
 159         if (CGSetDisplayTransferByTable(CGMainDisplayID(), rampsize, table_red, table_green, table_blue) != CGDisplayNoErr)
 160         {
 161                 Con_Print("VID_SetGamma: ERROR: CGSetDisplayTransferByTable failed!\n");
 162                 return false;
 163         }
 164
 165         return true;
 166 }
 167
 168 int VID_GetGamma(unsigned short *ramps, int rampsize)
 169 {
 170         CGGammaValue table_red [GAMMA_TABLE_SIZE];
 171         CGGammaValue table_green [GAMMA_TABLE_SIZE];
 172         CGGammaValue table_blue [GAMMA_TABLE_SIZE];
 173         CGTableCount actualsize = 0;
 174         unsigned int i;
 175
 176         // Get the gamma ramps from the system
 177         if (CGGetDisplayTransferByTable(CGMainDisplayID(), rampsize, table_red, table_green, table_blue, &actualsize) != CGDisplayNoErr)
 178         {
 179                 Con_Print("VID_GetGamma: ERROR: CGGetDisplayTransferByTable failed!\n");
 180                 return false;
 181         }
 182         if (actualsize != rampsize)
 183         {
 184                 Con_Printf("VID_GetGamma: ERROR: invalid gamma table size (%u != %u)\n", actualsize, rampsize);
 185                 return false;
 186         }
 187
 188         // Convert the 3 float tables into 1 unsigned short table
 189         for (i = 0; i < rampsize; i++)
 190                 ramps[i] = table_red[i] * 65535.0f;
 191         for (i = 0; i < rampsize; i++)
 192                 ramps[i + rampsize] = table_green[i] * 65535.0f;
 193         for (i = 0; i < rampsize; i++)
 194                 ramps[i + 2 * rampsize] = table_blue[i] * 65535.0f;
 195
 196         return true;
 197 }
 198
 199 void signal_handler(int sig)
 200 {
 201         printf("Received signal %d, exiting...\n", sig);
 202         VID_RestoreSystemGamma();
 203         Sys_Quit();
 204         exit(0);
 205 }
 206
 207 void InitSig(void)
 208 {
 209         signal(SIGHUP, signal_handler);
 210         signal(SIGINT, signal_handler);
 211         signal(SIGQUIT, signal_handler);
 212         signal(SIGILL, signal_handler);
 213         signal(SIGTRAP, signal_handler);
 214         signal(SIGIOT, signal_handler);
 215         signal(SIGBUS, signal_handler);
 216         signal(SIGFPE, signal_handler);
 217         signal(SIGSEGV, signal_handler);
 218         signal(SIGTERM, signal_handler);
 219 }
 220
 221 void VID_Init(void)
 222 {
 223         InitSig(); // trap evil signals
 224 // COMMANDLINEOPTION: Input: -nomouse disables mouse support (see also vid_mouse cvar)
 225         if (COM_CheckParm ("-nomouse") || COM_CheckParm("-safe"))
 226                 mouse_avail = false;
 227 }
 228
 229 static void *prjobj = NULL;
 230
 231 static void GL_CloseLibrary(void)
 232 {
 233         if (prjobj)
 234                 dlclose(prjobj);
 235         prjobj = NULL;
 236         gl_driver[0] = 0;
 237         gl_extensions = "";
 238         gl_platform = "";
 239         gl_platformextensions = "";
 240 }
 241
 242 static int GL_OpenLibrary(void)
 243 {
 244         const char *name = "/System/Library/Frameworks/AGL.framework/AGL";
 245
 246         Con_Printf("Loading OpenGL driver %s\n", name);
 247         GL_CloseLibrary();
 248         if (!(prjobj = dlopen(name, RTLD_LAZY)))
 249         {
 250                 Con_Printf("Unable to open symbol list for %s\n", name);
 251                 return false;
 252         }
 253         strcpy(gl_driver, name);
 254         return true;
 255 }
 256
 257 void *GL_GetProcAddress(const char *name)
 258 {
 259         return dlsym(prjobj, name);
 260 }
 261
 262 void VID_Shutdown(void)
 263 {
 264         if (context == NULL || window == NULL)
 265                 return;
 266
 267         IN_Activate(false);
 268         VID_RestoreSystemGamma();
 269
 270         if (context != NULL)
 271         {
 272                 qaglDestroyContext(context);
 273                 context = NULL;
 274         }
 275
 276         if (window != NULL)
 277         {
 278                 DisposeWindow(window);
 279                 window = NULL;
 280         }
 281
 282         vid_hidden = true;
 283         vid_isfullscreen = false;
 284
 285         GL_CloseLibrary();
 286         Key_ClearStates ();
 287 }
 288
 289 // Since the event handler can be called at any time, we store the events for later processing
 290 static qboolean AsyncEvent_Quitting = false;
 291 static qboolean AsyncEvent_Collapsed = false;
 292 static OSStatus MainWindowEventHandler (EventHandlerCallRef nextHandler, EventRef event, void *userData)
 293 {
 294         OSStatus err = noErr;
 295
 296         switch (GetEventKind (event))
 297         {
 298                 case kEventWindowClosed:
 299                         AsyncEvent_Quitting = true;
 300                         break;
 301
 302                 // Docked (start)
 303                 case kEventWindowCollapsing:
 304                         AsyncEvent_Collapsed = true;
 305                         break;
 306
 307                 // Undocked / restored (end)
 308                 case kEventWindowExpanded:
 309                         AsyncEvent_Collapsed = false;
 310                         break;
 311
 312                 default:
 313                         err = eventNotHandledErr;
 314                         break;
 315         }
 316
 317         return err;
 318 }
 319
 320 static void VID_ProcessPendingAsyncEvents (void)
 321 {
 322         // Collapsed / expanded
 323         if (AsyncEvent_Collapsed != vid_hidden)
 324         {
 325                 vid_hidden = !vid_hidden;
 326                 vid_activewindow = false;
 327                 VID_RestoreSystemGamma();
 328         }
 329
 330         // Closed
 331         if (AsyncEvent_Quitting)
 332         {
 333                 Sys_Quit();
 334         }
 335 }
 336
 337 static void VID_BuildAGLAttrib(GLint *attrib, int stencil, qboolean fullscreen)
 338 {
 339         *attrib++ = AGL_RGBA;
 340         *attrib++ = AGL_RED_SIZE;*attrib++ = 1;
 341         *attrib++ = AGL_GREEN_SIZE;*attrib++ = 1;
 342         *attrib++ = AGL_BLUE_SIZE;*attrib++ = 1;
 343         *attrib++ = AGL_DOUBLEBUFFER;
 344         *attrib++ = AGL_DEPTH_SIZE;*attrib++ = 1;
 345
 346         // if stencil is enabled, ask for alpha too
 347         if (stencil)
 348         {
 349                 *attrib++ = AGL_STENCIL_SIZE;*attrib++ = 8;
 350                 *attrib++ = AGL_ALPHA_SIZE;*attrib++ = 1;
 351         }
 352         if (fullscreen)
 353                 *attrib++ = AGL_FULLSCREEN;
 354         *attrib++ = AGL_NONE;
 355 }
 356
 357 int VID_InitMode(int fullscreen, int width, int height, int bpp, int refreshrate)
 358 {
 359     const EventTypeSpec winEvents[] =
 360         {
 361                 { kEventClassWindow, kEventWindowClosed },
 362                 { kEventClassWindow, kEventWindowCollapsing },
 363                 { kEventClassWindow, kEventWindowExpanded },
 364         };
 365         OSStatus carbonError;
 366         Rect windowBounds;
 367         AGLPixelFormat pixelFormat;
 368         GLint attributes [32];
 369
 370         if (!GL_OpenLibrary())
 371         {
 372                 Con_Printf("Unable to load GL driver\n");
 373                 return false;
 374         }
 375
 376         if ((qaglChoosePixelFormat = (AGLPixelFormat (*) (const AGLDevice *gdevs, GLint ndev, const GLint *attribList))GL_GetProcAddress("aglChoosePixelFormat")) == NULL
 377          || (qaglCreateContext = (AGLContext (*) (AGLPixelFormat pix, AGLContext share))GL_GetProcAddress("aglCreateContext")) == NULL
 378          || (qaglDestroyContext = (GLboolean (*) (AGLContext ctx))GL_GetProcAddress("aglDestroyContext")) == NULL
 379          || (qaglDestroyPixelFormat = (void (*) (AGLPixelFormat pix))GL_GetProcAddress("aglDestroyPixelFormat")) == NULL
 380          || (qaglSetCurrentContext = (GLboolean (*) (AGLContext ctx))GL_GetProcAddress("aglSetCurrentContext")) == NULL
 381          || (qaglSetDrawable = (GLboolean (*) (AGLContext ctx, AGLDrawable draw))GL_GetProcAddress("aglSetDrawable")) == NULL
 382          || (qaglSetFullScreen = (GLboolean (*) (AGLContext ctx, GLsizei width, GLsizei height, GLsizei freq, GLint device))GL_GetProcAddress("aglSetFullScreen")) == NULL
 383          || (qaglSetInteger = (GLboolean (*) (AGLContext ctx, GLenum pname, const GLint *params))GL_GetProcAddress("aglSetInteger")) == NULL
 384          || (qaglSwapBuffers = (void (*) (AGLContext ctx))GL_GetProcAddress("aglSwapBuffers")) == NULL
 385         )
 386         {
 387                 Con_Printf("AGL functions not found\n");
 388                 ReleaseWindow(window);
 389                 return false;
 390         }
 391
 392         // Ignore the events from the previous window
 393         AsyncEvent_Quitting = false;
 394         AsyncEvent_Collapsed = false;
 395
 396         // Create the window, a bit towards the center of the screen
 397         windowBounds.left = 100;
 398         windowBounds.top = 100;
 399         windowBounds.right = width + 100;
 400         windowBounds.bottom = height + 100;
 401         carbonError = CreateNewWindow(kDocumentWindowClass, kWindowStandardFloatingAttributes | kWindowStandardHandlerAttribute, &windowBounds, &window);
 402         if (carbonError != noErr || window == NULL)
 403         {
 404                 Con_Printf("Unable to create window (error %d)\n", carbonError);
 405                 return false;
 406         }
 407
 408         // Set the window title
 409         CFStringRef windowTitle = CFSTR("DarkPlaces AGL");
 410         SetWindowTitleWithCFString(window, windowTitle);
 411         CFRelease(windowTitle);
 412
 413         // Install the callback function for the window events we can't get
 414         // through ReceiveNextEvent (i.e. close, collapse, and expand)
 415         InstallWindowEventHandler (window, NewEventHandlerUPP (MainWindowEventHandler),
 416                                                            GetEventTypeCount(winEvents), winEvents, window, NULL);
 417
 418         // Create and set pixel format
 419         VID_BuildAGLAttrib(attributes, bpp == 32, fullscreen);
 420         pixelFormat = qaglChoosePixelFormat(NULL, 1, attributes);
 421         if (pixelFormat == NULL)
 422         {
 423                 Con_Printf("Unable to create pixel format\n");
 424                 ReleaseWindow(window);
 425                 return false;
 426         }
 427
 428         // Set context and show the window
 429         context = qaglCreateContext(pixelFormat, NULL);
 430         if (context == NULL)
 431                 Sys_Error ("aglCreateContext failed");
 432         if (fullscreen)
 433         {
 434                 if (!qaglSetFullScreen (context, width, height, refreshrate, 0))
 435                         Sys_Error("aglSetFullScreen failed");
 436                 vid_isfullscreen = true;
 437         }
 438         else
 439         {
 440                 if (!qaglSetDrawable(context, GetWindowPort(window)))
 441                         Sys_Error ("aglSetDrawable failed");
 442         }
 443         if (!qaglSetCurrentContext(context))
 444                 Sys_Error ("aglSetCurrentContext failed");
 445         qaglDestroyPixelFormat(pixelFormat);
 446
 447         scr_width = width;
 448         scr_height = height;
 449
 450         if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
 451                 Sys_Error("glGetString not found in %s", gl_driver);
 452
 453         gl_renderer = (const char *)qglGetString(GL_RENDERER);
 454         gl_vendor = (const char *)qglGetString(GL_VENDOR);
 455         gl_version = (const char *)qglGetString(GL_VERSION);
 456         gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
 457         gl_platform = "AGL";
 458         gl_videosyncavailable = true;
 459
 460         vid_usingmouse = false;
 461         vid_hidden = false;
 462         vid_activewindow = true;
 463         GL_Init();
 464
 465         SelectWindow(window);
 466         ShowWindow(window);
 467
 468         return true;
 469 }
 470
 471 static void Handle_KeyMod(UInt32 keymod)
 472 {
 473         static UInt32 prev_keymod = 0;
 474         UInt32 modChanges = prev_keymod ^ keymod;
 475
 476         if ((modChanges & cmdKey) != 0)
 477         {
 478                 Key_Event(K_AUX1, '\0', (keymod & cmdKey) != 0);
 479         }
 480         if ((modChanges & shiftKey) != 0 || (modChanges & rightShiftKey) != 0)
 481         {
 482                 Key_Event(K_SHIFT, '\0', (keymod & shiftKey) != 0);
 483         }
 484         if ((modChanges & alphaLock) != 0)
 485         {
 486                 Key_Event(K_CAPSLOCK, '\0', (keymod & alphaLock) != 0);
 487         }
 488         if ((modChanges & optionKey) != 0 || (modChanges & rightOptionKey) != 0)
 489         {
 490                 Key_Event(K_ALT, '\0', (keymod & optionKey) != 0);
 491         }
 492         if ((modChanges & controlKey) != 0 || (modChanges & rightControlKey) != 0)
 493         {
 494                 Key_Event(K_CTRL, '\0', (keymod & controlKey) != 0);
 495         }
 496         if ((modChanges & kEventKeyModifierNumLockMask) != 0)
 497         {
 498                 Key_Event(K_NUMLOCK, '\0', (keymod & kEventKeyModifierNumLockMask) != 0);
 499         }
 500         if ((modChanges & kEventKeyModifierFnMask) != 0)
 501         {
 502                 Key_Event(K_AUX2, '\0', (keymod & kEventKeyModifierFnMask) != 0);
 503         }
 504
 505         prev_keymod = keymod;
 506 }
 507
 508 static void Handle_Key(unsigned char charcode, qboolean keypressed)
 509 {
 510         unsigned int keycode = 0;
 511         char ascii = '\0';
 512
 513         switch (charcode)
 514         {
 515                 case kHomeCharCode:
 516                         keycode = K_HOME;
 517                         break;
 518                 case kEnterCharCode:
 519                         keycode = K_KP_ENTER;
 520                         break;
 521                 case kEndCharCode:
 522                         keycode = K_END;
 523                         break;
 524                 case kBackspaceCharCode:
 525                         keycode = K_BACKSPACE;
 526                         break;
 527                 case kTabCharCode:
 528                         keycode = K_TAB;
 529                         break;
 530                 case kPageUpCharCode:
 531                         keycode = K_PGUP;
 532                         break;
 533                 case kPageDownCharCode:
 534                         keycode = K_PGDN;
 535                         break;
 536                 case kReturnCharCode:
 537                         keycode = K_ENTER;
 538                         break;
 539                 case kEscapeCharCode:
 540                         keycode = K_ESCAPE;
 541                         break;
 542                 case kLeftArrowCharCode:
 543                         keycode = K_LEFTARROW;
 544                         break;
 545                 case kRightArrowCharCode:
 546                         keycode = K_RIGHTARROW;
 547                         break;
 548                 case kUpArrowCharCode:
 549                         keycode = K_UPARROW;
 550                         break;
 551                 case kDownArrowCharCode :
 552                         keycode = K_DOWNARROW;
 553                         break;
 554                 case kDeleteCharCode:
 555                         keycode = K_DEL;
 556                         break;
 557                 case 0:
 558                 case 191:
 559                         // characters 0 and 191 are sent by the mouse buttons (?!)
 560                         break;
 561                 default:
 562                         if ('A' <= charcode && charcode <= 'Z')
 563                         {
 564                                 keycode = charcode + ('a' - 'A');  // lowercase it
 565                                 ascii = charcode;
 566                         }
 567                         else if (charcode >= 32)
 568                         {
 569                                 keycode = charcode;
 570                                 ascii = charcode;
 571                         }
 572                         else
 573                                 Con_Printf(">> UNKNOWN charcode: %d <<\n", charcode);
 574         }
 575
 576         if (keycode != 0)
 577                 Key_Event(keycode, ascii, keypressed);
 578 }
 579
 580 void Sys_SendKeyEvents(void)
 581 {
 582         EventRef theEvent;
 583         EventTargetRef theTarget;
 584
 585         // Start by processing the asynchronous events we received since the previous frame
 586         VID_ProcessPendingAsyncEvents();
 587
 588         theTarget = GetEventDispatcherTarget();
 589         while (ReceiveNextEvent(0, NULL, kEventDurationNoWait, true, &theEvent) == noErr)
 590         {
 591                 UInt32 eventClass = GetEventClass(theEvent);
 592                 UInt32 eventKind = GetEventKind(theEvent);
 593
 594                 switch (eventClass)
 595                 {
 596                         case kEventClassMouse:
 597                         {
 598                                 EventMouseButton theButton;
 599                                 int key;
 600
 601                                 switch (eventKind)
 602                                 {
 603                                         case kEventMouseDown:
 604                                         case kEventMouseUp:
 605                                                 GetEventParameter(theEvent, kEventParamMouseButton, typeMouseButton, NULL, sizeof(theButton), NULL, &theButton);
 606                                                 switch (theButton)
 607                                                 {
 608                                                         default:
 609                                                         case kEventMouseButtonPrimary:
 610                                                                 key = K_MOUSE1;
 611                                                                 break;
 612                                                         case kEventMouseButtonSecondary:
 613                                                                 key = K_MOUSE2;
 614                                                                 break;
 615                                                         case kEventMouseButtonTertiary:
 616                                                                 key = K_MOUSE3;
 617                                                                 break;
 618                                                 }
 619                                                 Key_Event(key, '\0', eventKind == kEventMouseDown);
 620                                                 break;
 621
 622                                         case kEventMouseMoved:
 623                                         {
 624                                                 HIPoint deltaPos;
 625
 626                                                 GetEventParameter(theEvent, kEventParamMouseDelta, typeHIPoint, NULL, sizeof(deltaPos), NULL, &deltaPos);
 627
 628                                                 mouse_x += deltaPos.x;
 629                                                 mouse_y += deltaPos.y;
 630                                                 break;
 631                                         }
 632
 633                                         case kEventMouseWheelMoved:
 634                                         {
 635                                                 SInt32 delta;
 636                                                 unsigned int wheelEvent;
 637
 638                                                 GetEventParameter(theEvent, kEventParamMouseWheelDelta, typeSInt32, NULL, sizeof(delta), NULL, &delta);
 639
 640                                                 wheelEvent = (delta > 0) ? K_MWHEELUP : K_MWHEELDOWN;
 641                                                 Key_Event(wheelEvent, 0, true);
 642                                                 Key_Event(wheelEvent, 0, false);
 643                                                 break;
 644                                         }
 645
 646                                         case kEventMouseDragged:
 647                                                 break;
 648
 649                                         default:
 650                                                 Con_Printf (">> kEventClassMouse (UNKNOWN eventKind: %d) <<\n", eventKind);
 651                                                 break;
 652                                 }
 653                         }
 654
 655                         case kEventClassKeyboard:
 656                         {
 657                                 char keycode;
 658
 659                                 switch (eventKind)
 660                                 {
 661                                         case kEventRawKeyDown:
 662                                                 GetEventParameter(theEvent, kEventParamKeyMacCharCodes, typeChar, NULL, sizeof(keycode), NULL, &keycode);
 663                                                 Handle_Key(keycode, true);
 664                                                 break;
 665
 666                                         case kEventRawKeyRepeat:
 667                                                 break;
 668
 669                                         case kEventRawKeyUp:
 670                                                 GetEventParameter(theEvent, kEventParamKeyMacCharCodes, typeChar, NULL, sizeof(keycode), NULL, &keycode);
 671                                                 Handle_Key(keycode, false);
 672                                                 break;
 673
 674                                         case kEventRawKeyModifiersChanged:
 675                                         {
 676                                                 UInt32 keymod = 0;
 677                                                 GetEventParameter(theEvent, kEventParamKeyModifiers, typeUInt32, NULL, sizeof(keymod), NULL, &keymod);
 678                                                 Handle_KeyMod(keymod);
 679                                                 break;
 680                                         }
 681
 682                                         case kEventHotKeyPressed:
 683                                                 break;
 684
 685                                         case kEventHotKeyReleased:
 686                                                 break;
 687
 688                                         case kEventMouseWheelMoved:
 689                                                 break;
 690
 691                                         default:
 692                                                 Con_Printf (">> kEventClassKeyboard (UNKNOWN eventKind: %d) <<\n", eventKind);
 693                                                 break;
 694                                 }
 695                                 break;
 696                         }
 697
 698                         case kEventClassTextInput:
 699                                 Con_Printf(">> kEventClassTextInput (%d) <<\n", eventKind);
 700                                 break;
 701
 702                         case kEventClassApplication:
 703                                 switch (eventKind)
 704                                 {
 705                                         case kEventAppActivated :
 706                                                 vid_activewindow = true;
 707                                                 break;
 708                                         case kEventAppDeactivated:
 709                                                 vid_activewindow = false;
 710                                                 VID_RestoreSystemGamma();
 711                                                 break;
 712                                         case kEventAppQuit:
 713                                                 Sys_Quit();
 714                                                 break;
 715                                         case kEventAppActiveWindowChanged:
 716                                                 break;
 717                                         default:
 718                                                 Con_Printf(">> kEventClassApplication (UNKNOWN eventKind: %d) <<\n", eventKind);
 719                                                 break;
 720                                 }
 721                                 break;
 722
 723                         case kEventClassAppleEvent:
 724                                 switch (eventKind)
 725                                 {
 726                                         case kEventAppleEvent :
 727                                                 break;
 728                                         default:
 729                                                 Con_Printf(">> kEventClassAppleEvent (UNKNOWN eventKind: %d) <<\n", eventKind);
 730                                                 break;
 731                                 }
 732                                 break;
 733
 734                         case kEventClassWindow:
 735                                 switch (eventKind)
 736                                 {
 737                                         case kEventWindowUpdate :
 738                                                 break;
 739                                         default:
 740                                                 Con_Printf(">> kEventClassWindow (UNKNOWN eventKind: %d) <<\n", eventKind);
 741                                                 break;
 742                                 }
 743                                 break;
 744
 745                         case kEventClassControl:
 746                                 break;
 747
 748                         default:
 749                                 /*Con_Printf(">> UNKNOWN eventClass: %c%c%c%c, eventKind: %d <<\n",
 750                                                         eventClass >> 24, (eventClass >> 16) & 0xFF,
 751                                                         (eventClass >> 8) & 0xFF, eventClass & 0xFF,
 752                                                         eventKind);*/
 753                                 break;
 754                 }
 755
 756                 SendEventToEventTarget (theEvent, theTarget);
 757                 ReleaseEvent(theEvent);
 758         }
 759 }
 760
 761 void IN_Move (void)
 762 {
 763         if (mouse_avail)
 764         {
 765                 in_mouse_x = mouse_x;
 766                 in_mouse_y = mouse_y;
 767         }
 768         mouse_x = 0;
 769         mouse_y = 0;
 770 }