glutint.h
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上传日期:2007-05-28
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- #ifndef __glutint_h__
- #define __glutint_h__
- /* Copyright (c) Mark J. Kilgard, 1994, 1997, 1998. */
- /* This program is freely distributable without licensing fees
- and is provided without guarantee or warrantee expressed or
- implied. This program is -not- in the public domain. */
- #if defined(__CYGWIN32__)
- #include <sys/time.h>
- #endif
- #define SUPPORT_FORTRAN /* With GLUT 3.7, everyone supports Fortran. */
- #if defined(_WIN32)
- #include "glutwin32.h"
- #else
- #include <X11/Xlib.h>
- #include <X11/Xutil.h>
- #include <GL/glx.h>
- #endif
- #define GLUT_BUILDING_LIB /* Building the GLUT library itself. */
- /* GLUT_BUILDING_LIB is used by <GL/glut.h> to 1) not #pragma link
- with the GLUT library, and 2) avoid the Win32 atexit hack. */
- #include <GL/glut.h>
- #ifndef CDECL
- # if defined(_WIN32) && defined(_MSC_VER)
- # define CDECL __cdecl
- # else
- # define CDECL
- # endif
- #endif
- /* This must be done after <GL/gl.h> is included. MESA is defined
- if the <GL/gl.h> is supplied by Brian Paul's Mesa library. */
- #if defined(MESA) && defined(_WIN32)
- /* Mesa implements "wgl" versions of GDI entry points needed for
- using OpenGL. Map these "wgl" versions to the GDI names via
- macros. */
- WINGDIAPI int WINAPI wglChoosePixelFormat(HDC hdc, CONST PIXELFORMATDESCRIPTOR *ppfd);
- WINGDIAPI int WINAPI wglDescribePixelFormat(HDC hdc,int iPixelFormat,UINT nBytes, LPPIXELFORMATDESCRIPTOR ppfd);
- WINGDIAPI int WINAPI wglGetPixelFormat(HDC hdc);
- WINGDIAPI BOOL WINAPI wglSetPixelFormat(HDC hdc, int iPixelFormat, PIXELFORMATDESCRIPTOR *ppfd);
- WINGDIAPI BOOL WINAPI wglSwapBuffers(HDC hdc);
- #define ChoosePixelFormat wglChoosePixelFormat
- #define DescribePixelFormat wglDescribePixelFormat
- #define GetPixelFormat wglGetPixelFormat
- #define SetPixelFormat wglSetPixelFormat
- #define SwapBuffers wglSwapBuffers
- #endif
- /* Non-Win32 platforms need APIENTRY defined to nothing
- because all the GLUT routines have the APIENTRY prefix
- to make Win32 happy. */
- #ifndef APIENTRY
- #define APIENTRY
- #endif
- #ifdef SUPPORT_FORTRAN
- #include <GL/glutf90.h>
- #endif
- #ifdef __vms
- #if ( __VMS_VER < 70000000 )
- struct timeval {
- __int64 val;
- };
- extern int sys$gettim(struct timeval *);
- #else
- #include <time.h>
- #endif
- #else
- #include <sys/types.h>
- #if !defined(_WIN32)
- #include <sys/time.h>
- #else
- #include <winsock.h>
- #endif
- #endif
- #if defined(__vms) && ( __VMS_VER < 70000000 )
- /* For VMS6.2 or lower :
- One TICK on VMS is 100 nanoseconds; 0.1 microseconds or
- 0.0001 milliseconds. This means that there are 0.01
- ticks/ns, 10 ticks/us, 10,000 ticks/ms and 10,000,000
- ticks/second. */
- #define TICKS_PER_MILLISECOND 10000
- #define TICKS_PER_SECOND 10000000
- #define GETTIMEOFDAY(_x) (void) sys$gettim (_x);
- #define ADD_TIME(dest, src1, src2) {
- (dest).val = (src1).val + (src2).val;
- }
- #define TIMEDELTA(dest, src1, src2) {
- (dest).val = (src1).val - (src2).val;
- }
- #define IS_AFTER(t1, t2) ((t2).val > (t1).val)
- #define IS_AT_OR_AFTER(t1, t2) ((t2).val >= (t1).val)
- #else
- #if defined(SVR4) && !defined(sun) /* Sun claims SVR4, but
- wants 2 args. */
- #define GETTIMEOFDAY(_x) gettimeofday(_x)
- #else
- #define GETTIMEOFDAY(_x) gettimeofday(_x, NULL)
- #endif
- #define ADD_TIME(dest, src1, src2) {
- if(((dest).tv_usec =
- (src1).tv_usec + (src2).tv_usec) >= 1000000) {
- (dest).tv_usec -= 1000000;
- (dest).tv_sec = (src1).tv_sec + (src2).tv_sec + 1;
- } else {
- (dest).tv_sec = (src1).tv_sec + (src2).tv_sec;
- if(((dest).tv_sec >= 1) && (((dest).tv_usec <0))) {
- (dest).tv_sec --;(dest).tv_usec += 1000000;
- }
- }
- }
- #define TIMEDELTA(dest, src1, src2) {
- if(((dest).tv_usec = (src1).tv_usec - (src2).tv_usec) < 0) {
- (dest).tv_usec += 1000000;
- (dest).tv_sec = (src1).tv_sec - (src2).tv_sec - 1;
- } else {
- (dest).tv_sec = (src1).tv_sec - (src2).tv_sec;
- }
- }
- #define IS_AFTER(t1, t2)
- (((t2).tv_sec > (t1).tv_sec) ||
- (((t2).tv_sec == (t1).tv_sec) &&
- ((t2).tv_usec > (t1).tv_usec)))
- #define IS_AT_OR_AFTER(t1, t2)
- (((t2).tv_sec > (t1).tv_sec) ||
- (((t2).tv_sec == (t1).tv_sec) &&
- ((t2).tv_usec >= (t1).tv_usec)))
- #endif
- #define IGNORE_IN_GAME_MODE()
- { if (__glutGameModeWindow) return; }
- #define GLUT_WIND_IS_RGB(x) (((x) & GLUT_INDEX) == 0)
- #define GLUT_WIND_IS_INDEX(x) (((x) & GLUT_INDEX) != 0)
- #define GLUT_WIND_IS_SINGLE(x) (((x) & GLUT_DOUBLE) == 0)
- #define GLUT_WIND_IS_DOUBLE(x) (((x) & GLUT_DOUBLE) != 0)
- #define GLUT_WIND_HAS_ACCUM(x) (((x) & GLUT_ACCUM) != 0)
- #define GLUT_WIND_HAS_ALPHA(x) (((x) & GLUT_ALPHA) != 0)
- #define GLUT_WIND_HAS_DEPTH(x) (((x) & GLUT_DEPTH) != 0)
- #define GLUT_WIND_HAS_STENCIL(x) (((x) & GLUT_STENCIL) != 0)
- #define GLUT_WIND_IS_MULTISAMPLE(x) (((x) & GLUT_MULTISAMPLE) != 0)
- #define GLUT_WIND_IS_STEREO(x) (((x) & GLUT_STEREO) != 0)
- #define GLUT_WIND_IS_LUMINANCE(x) (((x) & GLUT_LUMINANCE) != 0)
- #define GLUT_MAP_WORK (1 << 0)
- #define GLUT_EVENT_MASK_WORK (1 << 1)
- #define GLUT_REDISPLAY_WORK (1 << 2)
- #define GLUT_CONFIGURE_WORK (1 << 3)
- #define GLUT_COLORMAP_WORK (1 << 4)
- #define GLUT_DEVICE_MASK_WORK (1 << 5)
- #define GLUT_FINISH_WORK (1 << 6)
- #define GLUT_DEBUG_WORK (1 << 7)
- #define GLUT_DUMMY_WORK (1 << 8)
- #define GLUT_FULL_SCREEN_WORK (1 << 9)
- #define GLUT_OVERLAY_REDISPLAY_WORK (1 << 10)
- #define GLUT_REPAIR_WORK (1 << 11)
- #define GLUT_OVERLAY_REPAIR_WORK (1 << 12)
- /* Frame buffer capability macros and types. */
- #define RGBA 0
- #define BUFFER_SIZE 1
- #define DOUBLEBUFFER 2
- #define STEREO 3
- #define AUX_BUFFERS 4
- #define RED_SIZE 5 /* Used as mask bit for
- "color selected". */
- #define GREEN_SIZE 6
- #define BLUE_SIZE 7
- #define ALPHA_SIZE 8
- #define DEPTH_SIZE 9
- #define STENCIL_SIZE 10
- #define ACCUM_RED_SIZE 11 /* Used as mask bit for
- "acc selected". */
- #define ACCUM_GREEN_SIZE 12
- #define ACCUM_BLUE_SIZE 13
- #define ACCUM_ALPHA_SIZE 14
- #define LEVEL 15
- #define NUM_GLXCAPS (LEVEL + 1)
- #define XVISUAL (NUM_GLXCAPS + 0)
- #define TRANSPARENT (NUM_GLXCAPS + 1)
- #define SAMPLES (NUM_GLXCAPS + 2)
- #define XSTATICGRAY (NUM_GLXCAPS + 3) /* Used as
- mask bit
- for "any
- visual type
- selected". */
- #define XGRAYSCALE (NUM_GLXCAPS + 4)
- #define XSTATICCOLOR (NUM_GLXCAPS + 5)
- #define XPSEUDOCOLOR (NUM_GLXCAPS + 6)
- #define XTRUECOLOR (NUM_GLXCAPS + 7)
- #define XDIRECTCOLOR (NUM_GLXCAPS + 8)
- #define SLOW (NUM_GLXCAPS + 9)
- #define CONFORMANT (NUM_GLXCAPS + 10)
- #define NUM_CAPS (NUM_GLXCAPS + 11)
- /* Frame buffer capablities that don't have a corresponding
- FrameBufferMode entry. These get used as mask bits. */
- #define NUM (NUM_CAPS + 0)
- #define RGBA_MODE (NUM_CAPS + 1)
- #define CI_MODE (NUM_CAPS + 2)
- #define LUMINANCE_MODE (NUM_CAPS + 3)
- #define NONE 0
- #define EQ 1
- #define NEQ 2
- #define LTE 3
- #define GTE 4
- #define GT 5
- #define LT 6
- #define MIN 7
- typedef struct _Criterion {
- int capability;
- int comparison;
- int value;
- } Criterion;
- typedef struct _FrameBufferMode {
- XVisualInfo *vi;
- #if defined(GLX_VERSION_1_1) && defined(GLX_SGIX_fbconfig)
- /* fbc is non-NULL when the XVisualInfo* is not OpenGL-capable
- (ie, GLX_USE_GL is false), but the SGIX_fbconfig extension shows
- the visual's fbconfig is OpenGL-capable. The reason for this is typically
- an RGBA luminance fbconfig such as 16-bit StaticGray that could
- not be advertised as a GLX visual since StaticGray visuals are
- required (by the GLX specification) to be color index. The
- SGIX_fbconfig allows StaticGray visuals to instead advertised as
- fbconfigs that can provide RGBA luminance support. */
- GLXFBConfigSGIX fbc;
- #endif
- int valid;
- int cap[NUM_CAPS];
- } FrameBufferMode;
- /* DisplayMode capability macros for game mode. */
- #define DM_WIDTH 0 /* "width" */
- #define DM_HEIGHT 1 /* "height" */
- #define DM_PIXEL_DEPTH 2 /* "bpp" (bits per pixel) */
- #define DM_HERTZ 3 /* "hertz" */
- #define DM_NUM 4 /* "num" */
- #define NUM_DM_CAPS (DM_NUM+1)
- typedef struct _DisplayMode {
- #ifdef _WIN32
- DEVMODE devmode;
- #else
- /* XXX The X Window System does not have a standard
- mechanism for display setting changes. On SGI
- systems, GLUT could use the XSGIvc (SGI X video
- control extension). Perhaps this can be done in
- a future release of GLUT. */
- #endif
- int valid;
- int cap[NUM_DM_CAPS];
- } DisplayMode;
- /* GLUT function types */
- typedef void (GLUTCALLBACK *GLUTdisplayCB) (void);
- typedef void (GLUTCALLBACK *GLUTreshapeCB) (int, int);
- typedef void (GLUTCALLBACK *GLUTkeyboardCB) (unsigned char, int, int);
- typedef void (GLUTCALLBACK *GLUTmouseCB) (int, int, int, int);
- typedef void (GLUTCALLBACK *GLUTmotionCB) (int, int);
- typedef void (GLUTCALLBACK *GLUTpassiveCB) (int, int);
- typedef void (GLUTCALLBACK *GLUTentryCB) (int);
- typedef void (GLUTCALLBACK *GLUTvisibilityCB) (int);
- typedef void (GLUTCALLBACK *GLUTwindowStatusCB) (int);
- typedef void (GLUTCALLBACK *GLUTidleCB) (void);
- typedef void (GLUTCALLBACK *GLUTtimerCB) (int);
- typedef void (GLUTCALLBACK *GLUTmenuStateCB) (int); /* DEPRICATED. */
- typedef void (GLUTCALLBACK *GLUTmenuStatusCB) (int, int, int);
- typedef void (GLUTCALLBACK *GLUTselectCB) (int);
- typedef void (GLUTCALLBACK *GLUTspecialCB) (int, int, int);
- typedef void (GLUTCALLBACK *GLUTspaceMotionCB) (int, int, int);
- typedef void (GLUTCALLBACK *GLUTspaceRotateCB) (int, int, int);
- typedef void (GLUTCALLBACK *GLUTspaceButtonCB) (int, int);
- typedef void (GLUTCALLBACK *GLUTdialsCB) (int, int);
- typedef void (GLUTCALLBACK *GLUTbuttonBoxCB) (int, int);
- typedef void (GLUTCALLBACK *GLUTtabletMotionCB) (int, int);
- typedef void (GLUTCALLBACK *GLUTtabletButtonCB) (int, int, int, int);
- typedef void (GLUTCALLBACK *GLUTjoystickCB) (unsigned int buttonMask, int x, int y, int z);
- typedef struct _GLUTcolorcell GLUTcolorcell;
- struct _GLUTcolorcell {
- /* GLUT_RED, GLUT_GREEN, GLUT_BLUE */
- GLfloat component[3];
- };
- typedef struct _GLUTcolormap GLUTcolormap;
- struct _GLUTcolormap {
- Visual *visual; /* visual of the colormap */
- Colormap cmap; /* X colormap ID */
- int refcnt; /* number of windows using colormap */
- int size; /* number of cells in colormap */
- int transparent; /* transparent pixel, or -1 if opaque */
- GLUTcolorcell *cells; /* array of cells */
- GLUTcolormap *next; /* next colormap in list */
- };
- typedef struct _GLUTwindow GLUTwindow;
- typedef struct _GLUToverlay GLUToverlay;
- struct _GLUTwindow {
- int num; /* Small integer window id (0-based). */
- /* Window system related state. */
- #if defined(_WIN32)
- int pf; /* Pixel format. */
- HDC hdc; /* Window's Win32 device context. */
- #endif
- Window win; /* X window for GLUT window */
- GLXContext ctx; /* OpenGL context GLUT glut window */
- XVisualInfo *vis; /* visual for window */
- Bool visAlloced; /* if vis needs deallocate on destroy */
- Colormap cmap; /* RGB colormap for window; None if CI */
- GLUTcolormap *colormap; /* colormap; NULL if RGBA */
- GLUToverlay *overlay; /* overlay; NULL if no overlay */
- #if defined(_WIN32)
- HDC renderDc; /* Win32's device context for rendering. */
- #endif
- Window renderWin; /* X window for rendering (might be
- overlay) */
- GLXContext renderCtx; /* OpenGL context for rendering (might
- be overlay) */
- /* GLUT settable or visible window state. */
- int width; /* window width in pixels */
- int height; /* window height in pixels */
- int cursor; /* cursor name */
- int visState; /* visibility state (-1 is unknown) */
- int shownState; /* if window mapped */
- int entryState; /* entry state (-1 is unknown) */
- #define GLUT_MAX_MENUS 3
- int menu[GLUT_MAX_MENUS]; /* attatched menu nums */
- /* Window relationship state. */
- GLUTwindow *parent; /* parent window */
- GLUTwindow *children; /* list of children */
- GLUTwindow *siblings; /* list of siblings */
- /* Misc. non-API visible (hidden) state. */
- Bool treatAsSingle; /* treat this window as single-buffered
- (it might be "fake" though) */
- Bool forceReshape; /* force reshape before display */
- #if !defined(_WIN32)
- Bool isDirect; /* if direct context (X11 only) */
- #endif
- Bool usedSwapBuffers; /* if swap buffers used last display */
- long eventMask; /* mask of X events selected for */
- int buttonUses; /* number of button uses, ref cnt */
- int tabletPos[2]; /* tablet position (-1 is invalid) */
- /* Work list related state. */
- unsigned int workMask; /* mask of window work to be done */
- GLUTwindow *prevWorkWin; /* link list of windows to work on */
- Bool desiredMapState; /* how to mapped window if on map work
- list */
- Bool ignoreKeyRepeat; /* if window ignores autorepeat */
- int desiredConfMask; /* mask of desired window configuration
- */
- int desiredX; /* desired X location */
- int desiredY; /* desired Y location */
- int desiredWidth; /* desired window width */
- int desiredHeight; /* desired window height */
- int desiredStack; /* desired window stack */
- /* Per-window callbacks. */
- GLUTdisplayCB display; /* redraw */
- GLUTreshapeCB reshape; /* resize (width,height) */
- GLUTmouseCB mouse; /* mouse (button,state,x,y) */
- GLUTmotionCB motion; /* motion (x,y) */
- GLUTpassiveCB passive; /* passive motion (x,y) */
- GLUTentryCB entry; /* window entry/exit (state) */
- GLUTkeyboardCB keyboard; /* keyboard (ASCII,x,y) */
- GLUTkeyboardCB keyboardUp; /* keyboard up (ASCII,x,y) */
- GLUTwindowStatusCB windowStatus; /* window status */
- GLUTvisibilityCB visibility; /* visibility */
- GLUTspecialCB special; /* special key */
- GLUTspecialCB specialUp; /* special up key */
- GLUTbuttonBoxCB buttonBox; /* button box */
- GLUTdialsCB dials; /* dials */
- GLUTspaceMotionCB spaceMotion; /* Spaceball motion */
- GLUTspaceRotateCB spaceRotate; /* Spaceball rotate */
- GLUTspaceButtonCB spaceButton; /* Spaceball button */
- GLUTtabletMotionCB tabletMotion; /* tablet motion */
- GLUTtabletButtonCB tabletButton; /* tablet button */
- #ifdef _WIN32
- GLUTjoystickCB joystick; /* joystick */
- int joyPollInterval; /* joystick polling interval */
- #endif
- #ifdef SUPPORT_FORTRAN
- GLUTdisplayFCB fdisplay; /* Fortran display */
- GLUTreshapeFCB freshape; /* Fortran reshape */
- GLUTmouseFCB fmouse; /* Fortran mouse */
- GLUTmotionFCB fmotion; /* Fortran motion */
- GLUTpassiveFCB fpassive; /* Fortran passive */
- GLUTentryFCB fentry; /* Fortran entry */
- GLUTkeyboardFCB fkeyboard; /* Fortran keyboard */
- GLUTkeyboardFCB fkeyboardUp; /* Fortran keyboard up */
- GLUTwindowStatusFCB fwindowStatus; /* Fortran window status */
- GLUTvisibilityFCB fvisibility; /* Fortran visibility */
- GLUTspecialFCB fspecial; /* special key */
- GLUTspecialFCB fspecialUp; /* special key up */
- GLUTbuttonBoxFCB fbuttonBox; /* button box */
- GLUTdialsFCB fdials; /* dials */
- GLUTspaceMotionFCB fspaceMotion; /* Spaceball motion */
- GLUTspaceRotateFCB fspaceRotate; /* Spaceball rotate */
- GLUTspaceButtonFCB fspaceButton; /* Spaceball button */
- GLUTtabletMotionFCB ftabletMotion; /* tablet motion */
- GLUTtabletButtonFCB ftabletButton; /* tablet button */
- #ifdef _WIN32
- GLUTjoystickFCB fjoystick; /* joystick */
- #endif
- #endif
- };
- struct _GLUToverlay {
- #if defined(_WIN32)
- int pf;
- HDC hdc;
- #endif
- Window win;
- GLXContext ctx;
- XVisualInfo *vis; /* visual for window */
- Bool visAlloced; /* if vis needs deallocate on destroy */
- Colormap cmap; /* RGB colormap for window; None if CI */
- GLUTcolormap *colormap; /* colormap; NULL if RGBA */
- int shownState; /* if overlay window mapped */
- Bool treatAsSingle; /* treat as single-buffered */
- #if !defined(_WIN32)
- Bool isDirect; /* if direct context */
- #endif
- int transparentPixel; /* transparent pixel value */
- GLUTdisplayCB display; /* redraw */
- #ifdef SUPPORT_FORTRAN
- GLUTdisplayFCB fdisplay; /* redraw */
- #endif
- };
- typedef struct _GLUTstale GLUTstale;
- struct _GLUTstale {
- GLUTwindow *window;
- Window win;
- GLUTstale *next;
- };
- extern GLUTstale *__glutStaleWindowList;
- #define GLUT_OVERLAY_EVENT_FILTER_MASK
- (ExposureMask |
- StructureNotifyMask |
- EnterWindowMask |
- LeaveWindowMask)
- #define GLUT_DONT_PROPAGATE_FILTER_MASK
- (ButtonReleaseMask |
- ButtonPressMask |
- KeyPressMask |
- KeyReleaseMask |
- PointerMotionMask |
- Button1MotionMask |
- Button2MotionMask |
- Button3MotionMask)
- #define GLUT_HACK_STOP_PROPAGATE_MASK
- (KeyPressMask |
- KeyReleaseMask)
- typedef struct _GLUTmenu GLUTmenu;
- typedef struct _GLUTmenuItem GLUTmenuItem;
- struct _GLUTmenu {
- int id; /* small integer menu id (0-based) */
- #if defined(_WIN32)
- HMENU win; /* Win32 menu */
- #else
- Window win; /* X window for the menu */
- #endif
- GLUTselectCB select; /* function of menu */
- GLUTmenuItem *list; /* list of menu entries */
- int num; /* number of entries */
- #if !defined(_WIN32)
- Bool managed; /* are the InputOnly windows size
- validated? */
- Bool searched; /* help detect menu loops */
- int pixheight; /* height of menu in pixels */
- int pixwidth; /* width of menu in pixels */
- #endif
- int submenus; /* number of submenu entries */
- GLUTmenuItem *highlighted; /* pointer to highlighted menu
- entry, NULL not highlighted */
- GLUTmenu *cascade; /* currently cascading this menu */
- GLUTmenuItem *anchor; /* currently anchored to this entry */
- int x; /* current x origin relative to the
- root window */
- int y; /* current y origin relative to the
- root window */
- #ifdef SUPPORT_FORTRAN
- GLUTselectFCB fselect; /* function of menu */
- #endif
- };
- struct _GLUTmenuItem {
- #if defined(_WIN32)
- HMENU win; /* Win32 window for entry */
- #else
- Window win; /* InputOnly X window for entry */
- #endif
- GLUTmenu *menu; /* menu entry belongs to */
- Bool isTrigger; /* is a submenu trigger? */
- int value; /* value to return for selecting this
- entry; doubles as submenu id
- (0-base) if submenu trigger */
- #if defined(_WIN32)
- UINT unique; /* unique menu item id (Win32 only) */
- #endif
- char *label; /* __glutStrdup'ed label string */
- int len; /* length of label string */
- int pixwidth; /* width of X window in pixels */
- GLUTmenuItem *next; /* next menu entry on list for menu */
- };
- typedef struct _GLUTtimer GLUTtimer;
- struct _GLUTtimer {
- GLUTtimer *next; /* list of timers */
- struct timeval timeout; /* time to be called */
- GLUTtimerCB func; /* timer (value) */
- int value; /* return value */
- #ifdef SUPPORT_FORTRAN
- GLUTtimerFCB ffunc; /* Fortran timer */
- #endif
- };
- typedef struct _GLUTeventParser GLUTeventParser;
- struct _GLUTeventParser {
- int (*func) (XEvent *);
- GLUTeventParser *next;
- };
- /* Declarations to implement glutFullScreen support with
- mwm/4Dwm. */
- /* The following X property format is defined in Motif 1.1's
- Xm/MwmUtils.h, but GLUT should not depend on that header
- file. Note: Motif 1.2 expanded this structure with
- uninteresting fields (to GLUT) so just stick with the
- smaller Motif 1.1 structure. */
- typedef struct {
- #define MWM_HINTS_DECORATIONS 2
- long flags;
- long functions;
- long decorations;
- long input_mode;
- } MotifWmHints;
- /* Make current and buffer swap macros. */
- #ifdef _WIN32
- #define MAKE_CURRENT_LAYER(window)
- {
- HGLRC currentContext = wglGetCurrentContext();
- HDC currentDc = wglGetCurrentDC();
-
- if (currentContext != window->renderCtx
- || currentDc != window->renderDc) {
- wglMakeCurrent(window->renderDc, window->renderCtx);
- }
- }
- #define MAKE_CURRENT_WINDOW(window)
- {
- HGLRC currentContext = wglGetCurrentContext();
- HDC currentDc = wglGetCurrentDC();
-
- if (currentContext != window->ctx || currentDc != window->hdc) {
- wglMakeCurrent(window->hdc, window->ctx);
- }
- }
- #define MAKE_CURRENT_OVERLAY(overlay)
- wglMakeCurrent(overlay->hdc, overlay->ctx)
- #define UNMAKE_CURRENT()
- wglMakeCurrent(NULL, NULL)
- #define SWAP_BUFFERS_WINDOW(window)
- SwapBuffers(window->hdc)
- #define SWAP_BUFFERS_LAYER(window)
- SwapBuffers(window->renderDc)
- #else
- #define MAKE_CURRENT_LAYER(window)
- glXMakeCurrent(__glutDisplay, window->renderWin, window->renderCtx)
- #define MAKE_CURRENT_WINDOW(window)
- glXMakeCurrent(__glutDisplay, window->win, window->ctx)
- #define MAKE_CURRENT_OVERLAY(overlay)
- glXMakeCurrent(__glutDisplay, overlay->win, overlay->ctx)
- #define UNMAKE_CURRENT()
- glXMakeCurrent(__glutDisplay, None, NULL)
- #define SWAP_BUFFERS_WINDOW(window)
- glXSwapBuffers(__glutDisplay, window->win)
- #define SWAP_BUFFERS_LAYER(window)
- glXSwapBuffers(__glutDisplay, window->renderWin)
- #endif
- /* private variables from glut_event.c */
- extern GLUTwindow *__glutWindowWorkList;
- extern int __glutWindowDamaged;
- #ifdef SUPPORT_FORTRAN
- extern GLUTtimer *__glutTimerList;
- extern GLUTtimer *__glutNewTimer;
- #endif
- extern GLUTmenu *__glutMappedMenu;
- extern void (*__glutUpdateInputDeviceMaskFunc) (GLUTwindow *);
- #if !defined(_WIN32)
- extern void (*__glutMenuItemEnterOrLeave)(GLUTmenuItem * item,
- int num, int type);
- extern void (*__glutFinishMenu)(Window win, int x, int y);
- extern void (*__glutPaintMenu)(GLUTmenu * menu);
- extern void (*__glutStartMenu)(GLUTmenu * menu,
- GLUTwindow * window, int x, int y, int x_win, int y_win);
- extern GLUTmenu * (*__glutGetMenuByNum)(int menunum);
- extern GLUTmenuItem * (*__glutGetMenuItem)(GLUTmenu * menu,
- Window win, int *which);
- extern GLUTmenu * (*__glutGetMenu)(Window win);
- #endif
- /* private variables from glut_init.c */
- extern Atom __glutWMDeleteWindow;
- extern Display *__glutDisplay;
- extern unsigned int __glutDisplayMode;
- extern char *__glutDisplayString;
- extern XVisualInfo *(*__glutDetermineVisualFromString) (char *string, Bool * treatAsSingle,
- Criterion * requiredCriteria, int nRequired, int requiredMask, void **fbc);
- extern GLboolean __glutDebug;
- extern GLboolean __glutForceDirect;
- extern GLboolean __glutIconic;
- extern GLboolean __glutTryDirect;
- extern Window __glutRoot;
- extern XSizeHints __glutSizeHints;
- extern char **__glutArgv;
- extern char *__glutProgramName;
- extern int __glutArgc;
- extern int __glutConnectionFD;
- extern int __glutInitHeight;
- extern int __glutInitWidth;
- extern int __glutInitX;
- extern int __glutInitY;
- extern int __glutScreen;
- extern int __glutScreenHeight;
- extern int __glutScreenWidth;
- extern Atom __glutMotifHints;
- extern unsigned int __glutModifierMask;
- #ifdef _WIN32
- extern void (__cdecl *__glutExitFunc)(int retval);
- #endif
- /* private variables from glut_menu.c */
- extern GLUTmenuItem *__glutItemSelected;
- extern GLUTmenu **__glutMenuList;
- extern void (GLUTCALLBACK *__glutMenuStatusFunc) (int, int, int);
- extern void __glutMenuModificationError(void);
- extern void __glutSetMenuItem(GLUTmenuItem * item,
- const char *label, int value, Bool isTrigger);
- /* private variables from glut_win.c */
- extern GLUTwindow **__glutWindowList;
- extern GLUTwindow *__glutCurrentWindow;
- extern GLUTwindow *__glutMenuWindow;
- extern GLUTmenu *__glutCurrentMenu;
- extern int __glutWindowListSize;
- extern void (*__glutFreeOverlayFunc) (GLUToverlay *);
- extern XVisualInfo *__glutDetermineWindowVisual(Bool * treatAsSingle,
- Bool * visAlloced, void **fbc);
- /* private variables from glut_mesa.c */
- extern int __glutMesaSwapHackSupport;
- /* private variables from glut_gamemode.c */
- extern GLUTwindow *__glutGameModeWindow;
- /* private routines from glut_cindex.c */
- extern GLUTcolormap * __glutAssociateNewColormap(XVisualInfo * vis);
- extern void __glutFreeColormap(GLUTcolormap *);
- /* private routines from glut_cmap.c */
- extern void __glutSetupColormap(
- XVisualInfo * vi,
- GLUTcolormap ** colormap,
- Colormap * cmap);
- #if !defined(_WIN32)
- extern void __glutEstablishColormapsProperty(
- GLUTwindow * window);
- extern GLUTwindow *__glutToplevelOf(GLUTwindow * window);
- #endif
- /* private routines from glut_cursor.c */
- extern void __glutSetCursor(GLUTwindow *window);
- /* private routines from glut_event.c */
- extern void __glutPutOnWorkList(GLUTwindow * window,
- int work_mask);
- extern void __glutRegisterEventParser(GLUTeventParser * parser);
- extern void __glutPostRedisplay(GLUTwindow * window, int layerMask);
- /* private routines from glut_init.c */
- #if !defined(_WIN32)
- extern void __glutOpenXConnection(char *display);
- #else
- extern void __glutOpenWin32Connection(char *display);
- #endif
- extern void __glutInitTime(struct timeval *beginning);
- /* private routines for glut_menu.c (or win32_menu.c) */
- #if defined(_WIN32)
- extern GLUTmenu *__glutGetMenu(HMENU win);
- extern GLUTmenu *__glutGetMenuByNum(int menunum);
- extern GLUTmenuItem *__glutGetMenuItem(GLUTmenu * menu,
- HMENU win, int *which);
- extern void __glutStartMenu(GLUTmenu * menu,
- GLUTwindow * window, int x, int y, int x_win, int y_win);
- extern void __glutFinishMenu(Window win, int x, int y);
- #endif
- extern void __glutSetMenu(GLUTmenu * menu);
- /* private routines from glut_util.c */
- extern char * __glutStrdup(const char *string);
- extern void __glutWarning(char *format,...);
- extern void __glutFatalError(char *format,...);
- extern void __glutFatalUsage(char *format,...);
- /* private routines from glut_win.c */
- extern GLUTwindow *__glutGetWindow(Window win);
- extern void __glutChangeWindowEventMask(long mask, Bool add);
- extern XVisualInfo *__glutDetermineVisual(
- unsigned int mode,
- Bool * fakeSingle,
- XVisualInfo * (getVisualInfo) (unsigned int));
- extern XVisualInfo *__glutGetVisualInfo(unsigned int mode);
- extern void __glutSetWindow(GLUTwindow * window);
- extern void __glutReshapeFunc(GLUTreshapeCB reshapeFunc,
- int callingConvention);
- extern void GLUTCALLBACK __glutDefaultReshape(int, int);
- extern GLUTwindow *__glutCreateWindow(
- GLUTwindow * parent,
- int x, int y, int width, int height, int gamemode);
- extern void __glutDestroyWindow(
- GLUTwindow * window,
- GLUTwindow * initialWindow);
- #if !defined(_WIN32)
- /* private routines from glut_glxext.c */
- extern int __glutIsSupportedByGLX(char *);
- #endif
- /* private routines from glut_input.c */
- extern void __glutUpdateInputDeviceMask(GLUTwindow * window);
- /* private routines from glut_mesa.c */
- extern void __glutDetermineMesaSwapHackSupport(void);
- /* private routines from glut_gameglut.c */
- extern void CDECL __glutCloseDownGameMode(void);
- #if defined(_WIN32)
- /* private routines from win32_*.c */
- extern LONG WINAPI __glutWindowProc(HWND win, UINT msg, WPARAM w, LPARAM l);
- extern HDC XHDC;
- #endif
- #endif /* __glutint_h__ */