1/* 2 * Copyright 1994-1997 Mark Kilgard, All rights reserved. 3 * Distributed under the terms of the MIT License. 4 * 5 * GPL licensing not permitted. 6 * 7 * Authors: 8 * Mark Kilgard 9 */ 10#ifndef __glutint_h__ 11#define __glutint_h__ 12 13 14#if defined(__CYGWIN32__) 15#include <sys/time.h> 16#endif 17 18#if defined(_WIN32) 19#include "glutwin32.h" 20#elif !(defined(__BEOS__) || defined(__HAIKU__)) 21#ifdef __sgi 22#define SUPPORT_FORTRAN 23#endif 24#include <X11/Xlib.h> 25#include <X11/Xutil.h> 26#include <GL/glx.h> 27#endif 28 29#include <GL/glut.h> 30 31/* Non-Win32 platforms need APIENTRY defined to nothing 32 because all the GLUT routines have the APIENTRY prefix 33 to make Win32 happy. */ 34#ifndef APIENTRY 35#define APIENTRY 36#endif 37 38#ifdef __vms 39#if ( __VMS_VER < 70000000 ) 40struct timeval { 41 __int64 val; 42}; 43extern int sys$gettim(struct timeval *); 44#else 45#include <time.h> 46#endif 47#else 48#include <sys/types.h> 49#if !defined(_WIN32) 50#include <sys/time.h> 51#else 52#include <winsock.h> 53#endif 54#endif 55#if defined(__vms) && ( __VMS_VER < 70000000 ) 56 57/* For VMS6.2 or lower : 58 One TICK on VMS is 100 nanoseconds; 0.1 microseconds or 59 0.0001 milliseconds. This means that there are 0.01 60 ticks/ns, 10 ticks/us, 10,000 ticks/ms and 10,000,000 61 ticks/second. */ 62 63#define TICKS_PER_MILLISECOND 10000 64#define TICKS_PER_SECOND 10000000 65 66#define GETTIMEOFDAY(_x) (void) sys$gettim (_x); 67 68#define ADD_TIME(dest, src1, src2) { \ 69 (dest).val = (src1).val + (src2).val; \ 70} 71 72#define TIMEDELTA(dest, src1, src2) { \ 73 (dest).val = (src1).val - (src2).val; \ 74} 75 76#define IS_AFTER(t1, t2) ((t2).val > (t1).val) 77 78#define IS_AT_OR_AFTER(t1, t2) ((t2).val >= (t1).val) 79 80#else 81#if defined(SVR4) && !defined(sun) /* Sun claims SVR4, but 82 wants 2 args. */ 83#define GETTIMEOFDAY(_x) gettimeofday(_x) 84#else 85#define GETTIMEOFDAY(_x) gettimeofday(_x, NULL) 86#endif 87#define ADD_TIME(dest, src1, src2) { \ 88 if(((dest).tv_usec = \ 89 (src1).tv_usec + (src2).tv_usec) >= 1000000) { \ 90 (dest).tv_usec -= 1000000; \ 91 (dest).tv_sec = (src1).tv_sec + (src2).tv_sec + 1; \ 92 } else { \ 93 (dest).tv_sec = (src1).tv_sec + (src2).tv_sec; \ 94 if(((dest).tv_sec >= 1) && (((dest).tv_usec <0))) { \ 95 (dest).tv_sec --;(dest).tv_usec += 1000000; \ 96 } \ 97 } \ 98} 99#define TIMEDELTA(dest, src1, src2) { \ 100 if(((dest).tv_usec = (src1).tv_usec - (src2).tv_usec) < 0) { \ 101 (dest).tv_usec += 1000000; \ 102 (dest).tv_sec = (src1).tv_sec - (src2).tv_sec - 1; \ 103 } else { \ 104 (dest).tv_sec = (src1).tv_sec - (src2).tv_sec; \ 105 } \ 106} 107#define IS_AFTER(t1, t2) \ 108 (((t2).tv_sec > (t1).tv_sec) || \ 109 (((t2).tv_sec == (t1).tv_sec) && \ 110 ((t2).tv_usec > (t1).tv_usec))) 111#define IS_AT_OR_AFTER(t1, t2) \ 112 (((t2).tv_sec > (t1).tv_sec) || \ 113 (((t2).tv_sec == (t1).tv_sec) && \ 114 ((t2).tv_usec >= (t1).tv_usec))) 115#endif 116 117#define IGNORE_IN_GAME_MODE() \ 118 { if (__glutGameModeWindow) return; } 119 120/* BeOS doesn't need most of this file */ 121#if (!defined(__BEOS__) && !defined(__HAIKU__)) 122 123#define GLUT_WIND_IS_RGB(x) (((x) & GLUT_INDEX) == 0) 124#define GLUT_WIND_IS_INDEX(x) (((x) & GLUT_INDEX) != 0) 125#define GLUT_WIND_IS_SINGLE(x) (((x) & GLUT_DOUBLE) == 0) 126#define GLUT_WIND_IS_DOUBLE(x) (((x) & GLUT_DOUBLE) != 0) 127#define GLUT_WIND_HAS_ACCUM(x) (((x) & GLUT_ACCUM) != 0) 128#define GLUT_WIND_HAS_ALPHA(x) (((x) & GLUT_ALPHA) != 0) 129#define GLUT_WIND_HAS_DEPTH(x) (((x) & GLUT_DEPTH) != 0) 130#define GLUT_WIND_HAS_STENCIL(x) (((x) & GLUT_STENCIL) != 0) 131#define GLUT_WIND_IS_MULTISAMPLE(x) (((x) & GLUT_MULTISAMPLE) != 0) 132#define GLUT_WIND_IS_STEREO(x) (((x) & GLUT_STEREO) != 0) 133#define GLUT_WIND_IS_LUMINANCE(x) (((x) & GLUT_LUMINANCE) != 0) 134#define GLUT_MAP_WORK (1 << 0) 135#define GLUT_EVENT_MASK_WORK (1 << 1) 136#define GLUT_REDISPLAY_WORK (1 << 2) 137#define GLUT_CONFIGURE_WORK (1 << 3) 138#define GLUT_COLORMAP_WORK (1 << 4) 139#define GLUT_DEVICE_MASK_WORK (1 << 5) 140#define GLUT_FINISH_WORK (1 << 6) 141#define GLUT_DEBUG_WORK (1 << 7) 142#define GLUT_DUMMY_WORK (1 << 8) 143#define GLUT_FULL_SCREEN_WORK (1 << 9) 144#define GLUT_OVERLAY_REDISPLAY_WORK (1 << 10) 145#define GLUT_REPAIR_WORK (1 << 11) 146#define GLUT_OVERLAY_REPAIR_WORK (1 << 12) 147 148/* Frame buffer capability macros and types. */ 149#define RGBA 0 150#define BUFFER_SIZE 1 151#define DOUBLEBUFFER 2 152#define STEREO 3 153#define AUX_BUFFERS 4 154#define RED_SIZE 5 /* Used as mask bit for 155 "color selected". */ 156#define GREEN_SIZE 6 157#define BLUE_SIZE 7 158#define ALPHA_SIZE 8 159#define DEPTH_SIZE 9 160#define STENCIL_SIZE 10 161#define ACCUM_RED_SIZE 11 /* Used as mask bit for 162 "acc selected". */ 163#define ACCUM_GREEN_SIZE 12 164#define ACCUM_BLUE_SIZE 13 165#define ACCUM_ALPHA_SIZE 14 166#define LEVEL 15 167 168#define NUM_GLXCAPS (LEVEL + 1) 169 170#define XVISUAL (NUM_GLXCAPS + 0) 171#define TRANSPARENT (NUM_GLXCAPS + 1) 172#define SAMPLES (NUM_GLXCAPS + 2) 173#define XSTATICGRAY (NUM_GLXCAPS + 3) /* Used as 174 mask bit 175 for "any 176 visual type 177 selected". */ 178#define XGRAYSCALE (NUM_GLXCAPS + 4) 179#define XSTATICCOLOR (NUM_GLXCAPS + 5) 180#define XPSEUDOCOLOR (NUM_GLXCAPS + 6) 181#define XTRUECOLOR (NUM_GLXCAPS + 7) 182#define XDIRECTCOLOR (NUM_GLXCAPS + 8) 183#define SLOW (NUM_GLXCAPS + 9) 184#define CONFORMANT (NUM_GLXCAPS + 10) 185 186#define NUM_CAPS (NUM_GLXCAPS + 11) 187 188/* Frame buffer capablities that don't have a corresponding 189 FrameBufferMode entry. These get used as mask bits. */ 190#define NUM (NUM_CAPS + 0) 191#define RGBA_MODE (NUM_CAPS + 1) 192#define CI_MODE (NUM_CAPS + 2) 193#define LUMINANCE_MODE (NUM_CAPS + 3) 194 195#define NONE 0 196#define EQ 1 197#define NEQ 2 198#define LTE 3 199#define GTE 4 200#define GT 5 201#define LT 6 202#define MIN 7 203 204typedef struct _Criterion { 205 int capability; 206 int comparison; 207 int value; 208} Criterion; 209 210typedef struct _FrameBufferMode { 211 XVisualInfo *vi; 212#if defined(GLX_VERSION_1_1) && defined(GLX_SGIX_fbconfig) 213 214 /* fbc is non-NULL when the XVisualInfo* is not OpenGL-capable 215 (ie, GLX_USE_GL is false), but the SGIX_fbconfig extension shows 216 the visual's fbconfig is OpenGL-capable. The reason for this is typically 217 an RGBA luminance fbconfig such as 16-bit StaticGray that could 218 not be advertised as a GLX visual since StaticGray visuals are 219 required (by the GLX specification) to be color index. The 220 SGIX_fbconfig allows StaticGray visuals to instead advertised as 221 fbconfigs that can provide RGBA luminance support. */ 222 223 GLXFBConfigSGIX fbc; 224#endif 225 int valid; 226 int cap[NUM_CAPS]; 227} FrameBufferMode; 228 229/* DisplayMode capability macros for game mode. */ 230#define DM_WIDTH 0 /* "width" */ 231#define DM_HEIGHT 1 /* "height" */ 232#define DM_PIXEL_DEPTH 2 /* "bpp" (bits per pixel) */ 233#define DM_HERTZ 3 /* "hertz" */ 234#define DM_NUM 4 /* "num" */ 235 236#define NUM_DM_CAPS (DM_NUM+1) 237 238typedef struct _DisplayMode { 239#ifdef _WIN32 240 DEVMODE devmode; 241#else 242 /* XXX The X Window System does not have a standard 243 mechanism for display setting changes. On SGI 244 systems, GLUT could use the XSGIvc (SGI X video 245 control extension). Perhaps this can be done in 246 a future release of GLUT. */ 247#endif 248 int valid; 249 int cap[NUM_DM_CAPS]; 250} DisplayMode; 251 252#endif /* BeOS */ 253 254/* GLUT function types */ 255typedef void (*GLUTdisplayCB) (void); 256typedef void (*GLUTreshapeCB) (int, int); 257typedef void (*GLUTkeyboardCB) (unsigned char, int, int); 258typedef void (*GLUTmouseCB) (int, int, int, int); 259typedef void (*GLUTmotionCB) (int, int); 260typedef void (*GLUTpassiveCB) (int, int); 261typedef void (*GLUTentryCB) (int); 262typedef void (*GLUTvisibilityCB) (int); 263typedef void (*GLUTwindowStatusCB) (int); 264typedef void (*GLUTidleCB) (void); 265typedef void (*GLUTtimerCB) (int); 266typedef void (*GLUTmenuStateCB) (int); /* DEPRICATED. */ 267typedef void (*GLUTmenuStatusCB) (int, int, int); 268typedef void (*GLUTselectCB) (int); 269typedef void (*GLUTspecialCB) (int, int, int); 270typedef void (*GLUTspaceMotionCB) (int, int, int); 271typedef void (*GLUTspaceRotateCB) (int, int, int); 272typedef void (*GLUTspaceButtonCB) (int, int); 273typedef void (*GLUTdialsCB) (int, int); 274typedef void (*GLUTbuttonBoxCB) (int, int); 275typedef void (*GLUTtabletMotionCB) (int, int); 276typedef void (*GLUTtabletButtonCB) (int, int, int, int); 277typedef void (*GLUTjoystickCB) (unsigned int buttonMask, int x, int y, int z); 278#ifdef SUPPORT_FORTRAN 279typedef void (*GLUTdisplayFCB) (void); 280typedef void (*GLUTreshapeFCB) (int *, int *); 281/* NOTE the pressed key is int, not unsigned char for Fortran! */ 282typedef void (*GLUTkeyboardFCB) (int *, int *, int *); 283typedef void (*GLUTmouseFCB) (int *, int *, int *, int *); 284typedef void (*GLUTmotionFCB) (int *, int *); 285typedef void (*GLUTpassiveFCB) (int *, int *); 286typedef void (*GLUTentryFCB) (int *); 287typedef void (*GLUTvisibilityFCB) (int *); 288typedef void (*GLUTwindowStatusFCB) (int *); 289typedef void (*GLUTidleFCB) (void); 290typedef void (*GLUTtimerFCB) (int *); 291typedef void (*GLUTmenuStateFCB) (int *); /* DEPRICATED. */ 292typedef void (*GLUTmenuStatusFCB) (int *, int *, int *); 293typedef void (*GLUTselectFCB) (int *); 294typedef void (*GLUTspecialFCB) (int *, int *, int *); 295typedef void (*GLUTspaceMotionFCB) (int *, int *, int *); 296typedef void (*GLUTspaceRotateFCB) (int *, int *, int *); 297typedef void (*GLUTspaceButtonFCB) (int *, int *); 298typedef void (*GLUTdialsFCB) (int *, int *); 299typedef void (*GLUTbuttonBoxFCB) (int *, int *); 300typedef void (*GLUTtabletMotionFCB) (int *, int *); 301typedef void (*GLUTtabletButtonFCB) (int *, int *, int *, int *); 302typedef void (*GLUTjoystickFCB) (unsigned int *buttonMask, int *x, int *y, int *z); 303#endif 304 305#if (!defined(__BEOS__) && !defined(__HAIKU__)) 306 307typedef struct _GLUTcolorcell GLUTcolorcell; 308struct _GLUTcolorcell { 309 /* GLUT_RED, GLUT_GREEN, GLUT_BLUE */ 310 GLfloat component[3]; 311}; 312 313typedef struct _GLUTcolormap GLUTcolormap; 314struct _GLUTcolormap { 315 Visual *visual; /* visual of the colormap */ 316 Colormap cmap; /* X colormap ID */ 317 int refcnt; /* number of windows using colormap */ 318 int size; /* number of cells in colormap */ 319 int transparent; /* transparent pixel, or -1 if opaque */ 320 GLUTcolorcell *cells; /* array of cells */ 321 GLUTcolormap *next; /* next colormap in list */ 322}; 323 324typedef struct _GLUTwindow GLUTwindow; 325typedef struct _GLUToverlay GLUToverlay; 326struct _GLUTwindow { 327 int num; /* Small integer window id (0-based). */ 328 329 /* Window system related state. */ 330#if defined(_WIN32) 331 int pf; /* Pixel format. */ 332 HDC hdc; /* Window's Win32 device context. */ 333#endif 334 Window win; /* X window for GLUT window */ 335 GLXContext ctx; /* OpenGL context GLUT glut window */ 336 XVisualInfo *vis; /* visual for window */ 337 Bool visAlloced; /* if vis needs deallocate on destroy */ 338 Colormap cmap; /* RGB colormap for window; None if CI */ 339 GLUTcolormap *colormap; /* colormap; NULL if RGBA */ 340 GLUToverlay *overlay; /* overlay; NULL if no overlay */ 341#if defined(_WIN32) 342 HDC renderDc; /* Win32's device context for rendering. */ 343#endif 344 Window renderWin; /* X window for rendering (might be 345 overlay) */ 346 GLXContext renderCtx; /* OpenGL context for rendering (might 347 be overlay) */ 348 /* GLUT settable or visible window state. */ 349 int width; /* window width in pixels */ 350 int height; /* window height in pixels */ 351 int cursor; /* cursor name */ 352 int visState; /* visibility state (-1 is unknown) */ 353 int shownState; /* if window mapped */ 354 int entryState; /* entry state (-1 is unknown) */ 355#define GLUT_MAX_MENUS 3 356 357 int menu[GLUT_MAX_MENUS]; /* attatched menu nums */ 358 /* Window relationship state. */ 359 GLUTwindow *parent; /* parent window */ 360 GLUTwindow *children; /* list of children */ 361 GLUTwindow *siblings; /* list of siblings */ 362 /* Misc. non-API visible (hidden) state. */ 363 Bool treatAsSingle; /* treat this window as single-buffered 364 (it might be "fake" though) */ 365 Bool forceReshape; /* force reshape before display */ 366#if !defined(_WIN32) 367 Bool isDirect; /* if direct context (X11 only) */ 368#endif 369 Bool usedSwapBuffers; /* if swap buffers used last display */ 370 long eventMask; /* mask of X events selected for */ 371 int buttonUses; /* number of button uses, ref cnt */ 372 int tabletPos[2]; /* tablet position (-1 is invalid) */ 373 /* Work list related state. */ 374 unsigned int workMask; /* mask of window work to be done */ 375 GLUTwindow *prevWorkWin; /* link list of windows to work on */ 376 Bool desiredMapState; /* how to mapped window if on map work 377 list */ 378 Bool ignoreKeyRepeat; /* if window ignores autorepeat */ 379 int desiredConfMask; /* mask of desired window configuration 380 */ 381 int desiredX; /* desired X location */ 382 int desiredY; /* desired Y location */ 383 int desiredWidth; /* desired window width */ 384 int desiredHeight; /* desired window height */ 385 int desiredStack; /* desired window stack */ 386 /* Per-window callbacks. */ 387 GLUTdisplayCB display; /* redraw */ 388 GLUTreshapeCB reshape; /* resize (width,height) */ 389 GLUTmouseCB mouse; /* mouse (button,state,x,y) */ 390 GLUTmotionCB motion; /* motion (x,y) */ 391 GLUTpassiveCB passive; /* passive motion (x,y) */ 392 GLUTentryCB entry; /* window entry/exit (state) */ 393 GLUTkeyboardCB keyboard; /* keyboard (ASCII,x,y) */ 394 GLUTkeyboardCB keyboardUp; /* keyboard up (ASCII,x,y) */ 395 GLUTwindowStatusCB windowStatus; /* window status */ 396 GLUTvisibilityCB visibility; /* visibility */ 397 GLUTspecialCB special; /* special key */ 398 GLUTspecialCB specialUp; /* special up key */ 399 GLUTbuttonBoxCB buttonBox; /* button box */ 400 GLUTdialsCB dials; /* dials */ 401 GLUTspaceMotionCB spaceMotion; /* Spaceball motion */ 402 GLUTspaceRotateCB spaceRotate; /* Spaceball rotate */ 403 GLUTspaceButtonCB spaceButton; /* Spaceball button */ 404 GLUTtabletMotionCB tabletMotion; /* tablet motion */ 405 GLUTtabletButtonCB tabletButton; /* tablet button */ 406#ifdef _WIN32 407 GLUTjoystickCB joystick; /* joystick */ 408 int joyPollInterval; /* joystick polling interval */ 409#endif 410#ifdef SUPPORT_FORTRAN 411 /* Special Fortran display unneeded since no 412 parameters! */ 413 GLUTreshapeFCB freshape; /* Fortran reshape */ 414 GLUTmouseFCB fmouse; /* Fortran mouse */ 415 GLUTmotionFCB fmotion; /* Fortran motion */ 416 GLUTpassiveFCB fpassive; /* Fortran passive */ 417 GLUTentryFCB fentry; /* Fortran entry */ 418 GLUTkeyboardFCB fkeyboard; /* Fortran keyboard */ 419 GLUTkeyboardFCB fkeyboardUp; /* Fortran keyboard up */ 420 GLUTwindowStatusFCB fwindowStatus; /* Fortran visibility 421 */ 422 GLUTvisibilityFCB fvisibility; /* Fortran visibility 423 */ 424 GLUTspecialFCB fspecial; /* special key */ 425 GLUTspecialFCB fspecialUp; /* special key up */ 426 GLUTbuttonBoxFCB fbuttonBox; /* button box */ 427 GLUTdialsFCB fdials; /* dials */ 428 GLUTspaceMotionFCB fspaceMotion; /* Spaceball motion 429 */ 430 GLUTspaceRotateFCB fspaceRotate; /* Spaceball rotate 431 */ 432 GLUTspaceButtonFCB fspaceButton; /* Spaceball button 433 */ 434 GLUTtabletMotionFCB ftabletMotion; /* tablet motion 435 */ 436 GLUTtabletButtonFCB ftabletButton; /* tablet button 437 */ 438#ifdef _WIN32 439 GLUTjoystickFCB fjoystick; /* joystick */ 440#endif 441#endif 442}; 443 444struct _GLUToverlay { 445#if defined(_WIN32) 446 int pf; 447 HDC hdc; 448#endif 449 Window win; 450 GLXContext ctx; 451 XVisualInfo *vis; /* visual for window */ 452 Bool visAlloced; /* if vis needs deallocate on destroy */ 453 Colormap cmap; /* RGB colormap for window; None if CI */ 454 GLUTcolormap *colormap; /* colormap; NULL if RGBA */ 455 int shownState; /* if overlay window mapped */ 456 Bool treatAsSingle; /* treat as single-buffered */ 457#if !defined(_WIN32) 458 Bool isDirect; /* if direct context */ 459#endif 460 int transparentPixel; /* transparent pixel value */ 461 GLUTdisplayCB display; /* redraw */ 462 /* Special Fortran display unneeded since no 463 parameters! */ 464}; 465 466typedef struct _GLUTstale GLUTstale; 467struct _GLUTstale { 468 GLUTwindow *window; 469 Window win; 470 GLUTstale *next; 471}; 472 473extern GLUTstale *__glutStaleWindowList; 474 475#define GLUT_OVERLAY_EVENT_FILTER_MASK \ 476 (ExposureMask | \ 477 StructureNotifyMask | \ 478 EnterWindowMask | \ 479 LeaveWindowMask) 480#define GLUT_DONT_PROPAGATE_FILTER_MASK \ 481 (ButtonReleaseMask | \ 482 ButtonPressMask | \ 483 KeyPressMask | \ 484 KeyReleaseMask | \ 485 PointerMotionMask | \ 486 Button1MotionMask | \ 487 Button2MotionMask | \ 488 Button3MotionMask) 489#define GLUT_HACK_STOP_PROPAGATE_MASK \ 490 (KeyPressMask | \ 491 KeyReleaseMask) 492 493typedef struct _GLUTmenu GLUTmenu; 494typedef struct _GLUTmenuItem GLUTmenuItem; 495struct _GLUTmenu { 496 int id; /* small integer menu id (0-based) */ 497 Window win; /* X window for the menu */ 498 GLUTselectCB select; /* function of menu */ 499 GLUTmenuItem *list; /* list of menu entries */ 500 int num; /* number of entries */ 501#if !defined(_WIN32) 502 Bool managed; /* are the InputOnly windows size 503 validated? */ 504 Bool searched; /* help detect menu loops */ 505 int pixheight; /* height of menu in pixels */ 506 int pixwidth; /* width of menu in pixels */ 507#endif 508 int submenus; /* number of submenu entries */ 509 GLUTmenuItem *highlighted; /* pointer to highlighted menu 510 entry, NULL not highlighted */ 511 GLUTmenu *cascade; /* currently cascading this menu */ 512 GLUTmenuItem *anchor; /* currently anchored to this entry */ 513 int x; /* current x origin relative to the 514 root window */ 515 int y; /* current y origin relative to the 516 root window */ 517#ifdef SUPPORT_FORTRAN 518 GLUTselectFCB fselect; /* function of menu */ 519#endif 520}; 521 522struct _GLUTmenuItem { 523 Window win; /* InputOnly X window for entry */ 524 GLUTmenu *menu; /* menu entry belongs to */ 525 Bool isTrigger; /* is a submenu trigger? */ 526 int value; /* value to return for selecting this 527 entry; doubles as submenu id 528 (0-base) if submenu trigger */ 529#if defined(_WIN32) 530 UINT unique; /* unique menu item id (Win32 only) */ 531#endif 532 char *label; /* __glutStrdup'ed label string */ 533 int len; /* length of label string */ 534 int pixwidth; /* width of X window in pixels */ 535 GLUTmenuItem *next; /* next menu entry on list for menu */ 536}; 537 538typedef struct _GLUTtimer GLUTtimer; 539struct _GLUTtimer { 540 GLUTtimer *next; /* list of timers */ 541 struct timeval timeout; /* time to be called */ 542 GLUTtimerCB func; /* timer (value) */ 543 int value; /* return value */ 544#ifdef SUPPORT_FORTRAN 545 GLUTtimerFCB ffunc; /* Fortran timer */ 546#endif 547}; 548 549typedef struct _GLUTeventParser GLUTeventParser; 550struct _GLUTeventParser { 551 int (*func) (XEvent *); 552 GLUTeventParser *next; 553}; 554 555/* Declarations to implement glutFullScreen support with 556 mwm/4Dwm. */ 557 558/* The following X property format is defined in Motif 1.1's 559 Xm/MwmUtils.h, but GLUT should not depend on that header 560 file. Note: Motif 1.2 expanded this structure with 561 uninteresting fields (to GLUT) so just stick with the 562 smaller Motif 1.1 structure. */ 563typedef struct { 564#define MWM_HINTS_DECORATIONS 2 565 long flags; 566 long functions; 567 long decorations; 568 long input_mode; 569} MotifWmHints; 570 571/* Make current and buffer swap macros. */ 572#ifdef _WIN32 573#define MAKE_CURRENT_LAYER(window) \ 574 { \ 575 HGLRC currentContext = wglGetCurrentContext(); \ 576 HDC currentDc = wglGetCurrentDC(); \ 577 \ 578 if (currentContext != window->renderCtx \ 579 || currentDc != window->renderDc) { \ 580 wglMakeCurrent(window->renderDc, window->renderCtx); \ 581 } \ 582 } 583#define MAKE_CURRENT_WINDOW(window) \ 584 { \ 585 HGLRC currentContext = wglGetCurrentContext(); \ 586 HDC currentDc = wglGetCurrentDC(); \ 587 \ 588 if (currentContext != window->ctx || currentDc != window->hdc) { \ 589 wglMakeCurrent(window->hdc, window->ctx); \ 590 } \ 591 } 592#define MAKE_CURRENT_OVERLAY(overlay) \ 593 wglMakeCurrent(overlay->hdc, overlay->ctx) 594#define UNMAKE_CURRENT() \ 595 wglMakeCurrent(NULL, NULL) 596#define SWAP_BUFFERS_WINDOW(window) \ 597 SwapBuffers(window->hdc) 598#define SWAP_BUFFERS_LAYER(window) \ 599 SwapBuffers(window->renderDc) 600#else 601#define MAKE_CURRENT_LAYER(window) \ 602 glXMakeCurrent(__glutDisplay, window->renderWin, window->renderCtx) 603#define MAKE_CURRENT_WINDOW(window) \ 604 glXMakeCurrent(__glutDisplay, window->win, window->ctx) 605#define MAKE_CURRENT_OVERLAY(overlay) \ 606 glXMakeCurrent(__glutDisplay, overlay->win, overlay->ctx) 607#define UNMAKE_CURRENT() \ 608 glXMakeCurrent(__glutDisplay, None, NULL) 609#define SWAP_BUFFERS_WINDOW(window) \ 610 glXSwapBuffers(__glutDisplay, window->win) 611#define SWAP_BUFFERS_LAYER(window) \ 612 glXSwapBuffers(__glutDisplay, window->renderWin) 613#endif 614 615/* private variables from glut_event.c */ 616extern GLUTwindow *__glutWindowWorkList; 617extern int __glutWindowDamaged; 618#ifdef SUPPORT_FORTRAN 619extern GLUTtimer *__glutTimerList; 620extern GLUTtimer *__glutNewTimer; 621#endif 622extern GLUTmenu *__glutMappedMenu; 623 624extern void (*__glutUpdateInputDeviceMaskFunc) (GLUTwindow *); 625#if !defined(_WIN32) 626extern void (*__glutMenuItemEnterOrLeave)(GLUTmenuItem * item, 627 int num, int type); 628extern void (*__glutFinishMenu)(Window win, int x, int y); 629extern void (*__glutPaintMenu)(GLUTmenu * menu); 630extern void (*__glutStartMenu)(GLUTmenu * menu, 631 GLUTwindow * window, int x, int y, int x_win, int y_win); 632extern GLUTmenu * (*__glutGetMenuByNum)(int menunum); 633extern GLUTmenuItem * (*__glutGetMenuItem)(GLUTmenu * menu, 634 Window win, int *which); 635extern GLUTmenu * (*__glutGetMenu)(Window win); 636#endif 637 638/* private variables from glut_init.c */ 639extern Atom __glutWMDeleteWindow; 640extern Display *__glutDisplay; 641extern unsigned int __glutDisplayMode; 642extern char *__glutDisplayString; 643extern XVisualInfo *(*__glutDetermineVisualFromString) (char *string, Bool * treatAsSingle, 644 Criterion * requiredCriteria, int nRequired, int requiredMask, void **fbc); 645extern GLboolean __glutDebug; 646extern GLboolean __glutForceDirect; 647extern GLboolean __glutIconic; 648extern GLboolean __glutTryDirect; 649extern Window __glutRoot; 650extern XSizeHints __glutSizeHints; 651extern char **__glutArgv; 652#endif /* BeOS */ 653extern char *__glutProgramName; 654#if (!defined(__BEOS__) && !defined(__HAIKU__)) 655extern int __glutArgc; 656extern int __glutConnectionFD; 657extern int __glutInitHeight; 658extern int __glutInitWidth; 659extern int __glutInitX; 660extern int __glutInitY; 661extern int __glutScreen; 662extern int __glutScreenHeight; 663extern int __glutScreenWidth; 664extern Atom __glutMotifHints; 665extern unsigned int __glutModifierMask; 666 667/* private variables from glut_menu.c */ 668extern GLUTmenuItem *__glutItemSelected; 669extern GLUTmenu **__glutMenuList; 670extern void (*__glutMenuStatusFunc) (int, int, int); 671extern void __glutMenuModificationError(void); 672extern void __glutSetMenuItem(GLUTmenuItem * item, 673 const char *label, int value, Bool isTrigger); 674 675/* private variables from glut_win.c */ 676extern GLUTwindow **__glutWindowList; 677extern GLUTwindow *__glutCurrentWindow; 678extern GLUTwindow *__glutMenuWindow; 679extern GLUTmenu *__glutCurrentMenu; 680extern int __glutWindowListSize; 681extern void (*__glutFreeOverlayFunc) (GLUToverlay *); 682extern XVisualInfo *__glutDetermineWindowVisual(Bool * treatAsSingle, 683 Bool * visAlloced, void **fbc); 684 685/* private variables from glut_mesa.c */ 686extern int __glutMesaSwapHackSupport; 687 688/* private variables from glut_gamemode.c */ 689extern GLUTwindow *__glutGameModeWindow; 690 691/* private routines from glut_cindex.c */ 692extern GLUTcolormap * __glutAssociateNewColormap(XVisualInfo * vis); 693extern void __glutFreeColormap(GLUTcolormap *); 694 695/* private routines from glut_cmap.c */ 696extern void __glutSetupColormap( 697 XVisualInfo * vi, 698 GLUTcolormap ** colormap, 699 Colormap * cmap); 700#if !defined(_WIN32) 701extern void __glutEstablishColormapsProperty( 702 GLUTwindow * window); 703extern GLUTwindow *__glutToplevelOf(GLUTwindow * window); 704#endif 705 706/* private routines from glut_cursor.c */ 707extern void __glutSetCursor(GLUTwindow *window); 708 709/* private routines from glut_event.c */ 710extern void __glutPutOnWorkList(GLUTwindow * window, 711 int work_mask); 712extern void __glutRegisterEventParser(GLUTeventParser * parser); 713extern void __glutPostRedisplay(GLUTwindow * window, int layerMask); 714 715/* private routines from glut_init.c */ 716#if !defined(_WIN32) 717extern void __glutOpenXConnection(char *display); 718#else 719extern void __glutOpenWin32Connection(char *display); 720#endif 721extern void __glutInitTime(struct timeval *beginning); 722 723/* private routines for glut_menu.c (or win32_menu.c) */ 724#if defined(_WIN32) 725extern GLUTmenu *__glutGetMenu(Window win); 726extern GLUTmenu *__glutGetMenuByNum(int menunum); 727extern GLUTmenuItem *__glutGetMenuItem(GLUTmenu * menu, 728 Window win, int *which); 729extern void __glutStartMenu(GLUTmenu * menu, 730 GLUTwindow * window, int x, int y, int x_win, int y_win); 731extern void __glutFinishMenu(Window win, int x, int y); 732#endif 733extern void __glutSetMenu(GLUTmenu * menu); 734 735#endif /* BeOS */ 736#ifdef __cplusplus 737extern "C" { 738#endif 739/* private routines from glut_util.c */ 740extern char * __glutStrdup(const char *string); 741extern void __glutWarning(const char *format,...); 742extern void __glutFatalError(const char *format,...); 743extern void __glutFatalUsage(const char *format,...); 744#ifdef __cplusplus 745} 746#endif 747#if (!defined(__BEOS__) && !defined(__HAIKU__)) 748 749/* private routines from glut_win.c */ 750extern GLUTwindow *__glutGetWindow(Window win); 751extern void __glutChangeWindowEventMask(long mask, Bool add); 752extern XVisualInfo *__glutDetermineVisual( 753 unsigned int mode, 754 Bool * fakeSingle, 755 XVisualInfo * (getVisualInfo) (unsigned int)); 756extern XVisualInfo *__glutGetVisualInfo(unsigned int mode); 757extern void __glutSetWindow(GLUTwindow * window); 758extern void __glutReshapeFunc(GLUTreshapeCB reshapeFunc, 759 int callingConvention); 760extern void __glutDefaultReshape(int, int); 761extern GLUTwindow *__glutCreateWindow( 762 GLUTwindow * parent, 763 int x, int y, int width, int height, int gamemode); 764extern void __glutDestroyWindow( 765 GLUTwindow * window, 766 GLUTwindow * initialWindow); 767 768#if !defined(_WIN32) 769/* private routines from glut_glxext.c */ 770extern int __glutIsSupportedByGLX(char *); 771#endif 772 773/* private routines from glut_input.c */ 774extern void __glutUpdateInputDeviceMask(GLUTwindow * window); 775 776/* private routines from glut_mesa.c */ 777extern void __glutDetermineMesaSwapHackSupport(void); 778 779/* private routines from glut_gameglut.c */ 780extern void __glutCloseDownGameMode(void); 781 782#if defined(_WIN32) 783/* private routines from win32_*.c */ 784extern LONG WINAPI __glutWindowProc(HWND win, UINT msg, WPARAM w, LPARAM l); 785extern HDC XHDC; 786#endif 787 788#else /* BeOS */ 789/* BeOS specific C++ function prototypes */ 790#ifdef __cplusplus 791 792#include <SupportDefs.h> 793 794/* private routines from glutInit.cpp */ 795void __glutInitTime(bigtime_t *beginning); 796void __glutInit(); 797void __glutExitCleanup(); 798 799/* private routines from glutMenu.cpp */ 800class GlutMenu; // avoid including glutMenu.h 801GlutMenu *__glutGetMenuByNum(int menunum); 802 803/* private routines from glutWindow.cpp */ 804int __glutConvertDisplayMode(unsigned long *options); 805void __glutDefaultReshape(int width, int height); 806class GlutWindow; // avoid including glutWindow.h in every source file 807void __glutSetWindow(GlutWindow * window); 808void __glutDestroyAllWindows(); 809 810/* private routines from glutDstr.cpp */ 811int __glutConvertDisplayModeFromString(unsigned long *options); 812 813/* private routines from glutCursor.cpp */ 814void __glutSetCursor(int cursor); 815 816#endif /* __cplusplus */ 817#endif /* BeOS */ 818 819#endif /* __glutint_h__ */ 820