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Diffstat (limited to 'ioq3-r437/src/unix/linux_glimp.c')
| -rw-r--r-- | ioq3-r437/src/unix/linux_glimp.c | 1813 |
1 files changed, 0 insertions, 1813 deletions
diff --git a/ioq3-r437/src/unix/linux_glimp.c b/ioq3-r437/src/unix/linux_glimp.c deleted file mode 100644 index a72c50a7..00000000 --- a/ioq3-r437/src/unix/linux_glimp.c +++ /dev/null @@ -1,1813 +0,0 @@ -/* -=========================================================================== -Copyright (C) 1999-2005 Id Software, Inc. - -This file is part of Quake III Arena source code. - -Quake III Arena source code is free software; you can redistribute it -and/or modify it under the terms of the GNU General Public License as -published by the Free Software Foundation; either version 2 of the License, -or (at your option) any later version. - -Quake III Arena source code is distributed in the hope that it will be -useful, but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with Quake III Arena source code; if not, write to the Free Software -Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -=========================================================================== -*/ -/* -** GLW_IMP.C -** -** This file contains ALL Linux specific stuff having to do with the -** OpenGL refresh. When a port is being made the following functions -** must be implemented by the port: -** -** GLimp_EndFrame -** GLimp_Init -** GLimp_Shutdown -** GLimp_SwitchFullscreen -** GLimp_SetGamma -** -*/ - -#if !USE_SDL_VIDEO - -#include <termios.h> -#include <sys/ioctl.h> -#ifdef __linux__ - #include <sys/stat.h> - #include <sys/vt.h> -#endif -#include <stdarg.h> -#include <stdio.h> -#include <signal.h> -#include <pthread.h> -#include <semaphore.h> - -// bk001204 -#include <dlfcn.h> - -// bk001206 - from my Heretic2 by way of Ryan's Fakk2 -// Needed for the new X11_PendingInput() function. -#include <sys/time.h> -#include <sys/types.h> -#include <unistd.h> - -#include "../renderer/tr_local.h" -#include "../client/client.h" -#include "linux_local.h" // bk001130 - -#include "unix_glw.h" - -#include <GL/glx.h> - -#include <X11/keysym.h> -#include <X11/cursorfont.h> - -#if !defined(__sun) -#include <X11/extensions/xf86dga.h> -#include <X11/extensions/xf86vmode.h> -#endif - -#if defined(__sun) -#include <X11/Sunkeysym.h> -#endif - -#ifdef _XF86DGA_H_ -#define HAVE_XF86DGA -#endif - -#define WINDOW_CLASS_NAME "Quake III: Arena" - -typedef enum -{ - RSERR_OK, - - RSERR_INVALID_FULLSCREEN, - RSERR_INVALID_MODE, - - RSERR_UNKNOWN -} rserr_t; - -glwstate_t glw_state; - -static Display *dpy = NULL; -static int scrnum; -static Window win = 0; -static GLXContext ctx = NULL; - -// bk001206 - not needed anymore -// static qboolean autorepeaton = qtrue; - -#define KEY_MASK (KeyPressMask | KeyReleaseMask) -#define MOUSE_MASK (ButtonPressMask | ButtonReleaseMask | \ - PointerMotionMask | ButtonMotionMask ) -#define X_MASK (KEY_MASK | MOUSE_MASK | VisibilityChangeMask | StructureNotifyMask ) - -static qboolean mouse_avail; -static qboolean mouse_active = qfalse; -static int mwx, mwy; -static int mx = 0, my = 0; - -// Time mouse was reset, we ignore the first 50ms of the mouse to allow settling of events -static int mouseResetTime = 0; -#define MOUSE_RESET_DELAY 50 - -static cvar_t *in_mouse; -static cvar_t *in_dgamouse; // user pref for dga mouse -cvar_t *in_subframe; -cvar_t *in_nograb; // this is strictly for developers - -// bk001130 - from cvs1.17 (mkv), but not static -cvar_t *in_joystick = NULL; -cvar_t *in_joystickDebug = NULL; -cvar_t *joy_threshold = NULL; - -cvar_t *r_allowSoftwareGL; // don't abort out if the pixelformat claims software -cvar_t *r_previousglDriver; - -qboolean vidmode_ext = qfalse; -#ifdef HAVE_XF86DGA -static int vidmode_MajorVersion = 0, vidmode_MinorVersion = 0; // major and minor of XF86VidExtensions - -// gamma value of the X display before we start playing with it -static XF86VidModeGamma vidmode_InitialGamma; -#endif /* HAVE_XF86DGA */ - -static int win_x, win_y; - -#ifdef HAVE_XF86DGA -static XF86VidModeModeInfo **vidmodes; -#endif /* HAVE_XF86DGA */ -//static int default_dotclock_vidmode; // bk001204 - unused -static int num_vidmodes; -static qboolean vidmode_active = qfalse; - -static int mouse_accel_numerator; -static int mouse_accel_denominator; -static int mouse_threshold; - -/* -* Find the first occurrence of find in s. -*/ -// bk001130 - from cvs1.17 (mkv), const -// bk001130 - made first argument const -static const char *Q_stristr( const char *s, const char *find) -{ - register char c, sc; - register size_t len; - - if ((c = *find++) != 0) - { - if (c >= 'a' && c <= 'z') - { - c -= ('a' - 'A'); - } - len = strlen(find); - do - { - do - { - if ((sc = *s++) == 0) - return NULL; - if (sc >= 'a' && sc <= 'z') - { - sc -= ('a' - 'A'); - } - } while (sc != c); - } while (Q_stricmpn(s, find, len) != 0); - s--; - } - return s; -} - -/***************************************************************************** -** KEYBOARD -** NOTE TTimo the keyboard handling is done with KeySyms -** that means relying on the keyboard mapping provided by X -** in-game it would probably be better to use KeyCode (i.e. hardware key codes) -** you would still need the KeySyms in some cases, such as for the console and all entry textboxes -** (cause there's nothing worse than a qwerty mapping on a french keyboard) -** -** you can turn on some debugging and verbose of the keyboard code with #define KBD_DBG -******************************************************************************/ - -//#define KBD_DBG - -static char *XLateKey(XKeyEvent *ev, int *key) -{ - static char buf[64]; - KeySym keysym; - int XLookupRet; - - *key = 0; - - XLookupRet = XLookupString(ev, buf, sizeof buf, &keysym, 0); -#ifdef KBD_DBG - ri.Printf(PRINT_ALL, "XLookupString ret: %d buf: %s keysym: %x\n", XLookupRet, buf, keysym); -#endif - - switch (keysym) - { - case XK_KP_Page_Up: - case XK_KP_9: *key = K_KP_PGUP; break; - case XK_Page_Up: *key = K_PGUP; break; - - case XK_KP_Page_Down: - case XK_KP_3: *key = K_KP_PGDN; break; - case XK_Page_Down: *key = K_PGDN; break; - - case XK_KP_Home: *key = K_KP_HOME; break; - case XK_KP_7: *key = K_KP_HOME; break; - case XK_Home: *key = K_HOME; break; - - case XK_KP_End: - case XK_KP_1: *key = K_KP_END; break; - case XK_End: *key = K_END; break; - - case XK_KP_Left: *key = K_KP_LEFTARROW; break; - case XK_KP_4: *key = K_KP_LEFTARROW; break; - case XK_Left: *key = K_LEFTARROW; break; - - case XK_KP_Right: *key = K_KP_RIGHTARROW; break; - case XK_KP_6: *key = K_KP_RIGHTARROW; break; - case XK_Right: *key = K_RIGHTARROW; break; - - case XK_KP_Down: - case XK_KP_2: *key = K_KP_DOWNARROW; break; - case XK_Down: *key = K_DOWNARROW; break; - - case XK_KP_Up: - case XK_KP_8: *key = K_KP_UPARROW; break; - case XK_Up: *key = K_UPARROW; break; - - case XK_Escape: *key = K_ESCAPE; break; - - case XK_KP_Enter: *key = K_KP_ENTER; break; - case XK_Return: *key = K_ENTER; break; - - case XK_Tab: *key = K_TAB; break; - - case XK_F1: *key = K_F1; break; - - case XK_F2: *key = K_F2; break; - - case XK_F3: *key = K_F3; break; - - case XK_F4: *key = K_F4; break; - - case XK_F5: *key = K_F5; break; - - case XK_F6: *key = K_F6; break; - - case XK_F7: *key = K_F7; break; - - case XK_F8: *key = K_F8; break; - - case XK_F9: *key = K_F9; break; - - case XK_F10: *key = K_F10; break; - - case XK_F11: *key = K_F11; break; - - case XK_F12: *key = K_F12; break; - - // bk001206 - from Ryan's Fakk2 - //case XK_BackSpace: *key = 8; break; // ctrl-h - case XK_BackSpace: *key = K_BACKSPACE; break; // ctrl-h - - case XK_KP_Delete: - case XK_KP_Decimal: *key = K_KP_DEL; break; - case XK_Delete: *key = K_DEL; break; - - case XK_Pause: *key = K_PAUSE; break; - - case XK_Shift_L: - case XK_Shift_R: *key = K_SHIFT; break; - - case XK_Execute: - case XK_Control_L: - case XK_Control_R: *key = K_CTRL; break; - - case XK_Alt_L: - case XK_Meta_L: - case XK_Alt_R: - case XK_Meta_R: *key = K_ALT; break; - - case XK_KP_Begin: *key = K_KP_5; break; - - case XK_Insert: *key = K_INS; break; - case XK_KP_Insert: - case XK_KP_0: *key = K_KP_INS; break; - - case XK_KP_Multiply: *key = '*'; break; - case XK_KP_Add: *key = K_KP_PLUS; break; - case XK_KP_Subtract: *key = K_KP_MINUS; break; - case XK_KP_Divide: *key = K_KP_SLASH; break; - - // bk001130 - from cvs1.17 (mkv) - case XK_exclam: *key = '1'; break; - case XK_at: *key = '2'; break; - case XK_numbersign: *key = '3'; break; - case XK_dollar: *key = '4'; break; - case XK_percent: *key = '5'; break; - case XK_asciicircum: *key = '6'; break; - case XK_ampersand: *key = '7'; break; - case XK_asterisk: *key = '8'; break; - case XK_parenleft: *key = '9'; break; - case XK_parenright: *key = '0'; break; - - // weird french keyboards .. - // NOTE: console toggle is hardcoded in cl_keys.c, can't be unbound - // cleaner would be .. using hardware key codes instead of the key syms - // could also add a new K_KP_CONSOLE - case XK_twosuperior: *key = '~'; break; - - // https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=472 - case XK_space: - case XK_KP_Space: *key = K_SPACE; break; - - default: - if (XLookupRet == 0) - { - if (com_developer->value) - { - ri.Printf(PRINT_ALL, "Warning: XLookupString failed on KeySym %d\n", keysym); - } - return NULL; - } - else - { - // XK_* tests failed, but XLookupString got a buffer, so let's try it - *key = *(unsigned char *)buf; - if (*key >= 'A' && *key <= 'Z') - *key = *key - 'A' + 'a'; - // if ctrl is pressed, the keys are not between 'A' and 'Z', for instance ctrl-z == 26 ^Z ^C etc. - // see https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=19 - else if (*key >= 1 && *key <= 26) - *key = *key + 'a' - 1; - } - break; - } - - return buf; -} - -// ======================================================================== -// makes a null cursor -// ======================================================================== - -static Cursor CreateNullCursor(Display *display, Window root) -{ - Pixmap cursormask; - XGCValues xgc; - GC gc; - XColor dummycolour; - Cursor cursor; - - cursormask = XCreatePixmap(display, root, 1, 1, 1/*depth*/); - xgc.function = GXclear; - gc = XCreateGC(display, cursormask, GCFunction, &xgc); - XFillRectangle(display, cursormask, gc, 0, 0, 1, 1); - dummycolour.pixel = 0; - dummycolour.red = 0; - dummycolour.flags = 04; - cursor = XCreatePixmapCursor(display, cursormask, cursormask, - &dummycolour,&dummycolour, 0,0); - XFreePixmap(display,cursormask); - XFreeGC(display,gc); - return cursor; -} - -static void install_grabs(void) -{ - // inviso cursor - XWarpPointer(dpy, None, win, - 0, 0, 0, 0, - glConfig.vidWidth / 2, glConfig.vidHeight / 2); - XSync(dpy, False); - - XDefineCursor(dpy, win, CreateNullCursor(dpy, win)); - - XGrabPointer(dpy, win, // bk010108 - do this earlier? - False, - MOUSE_MASK, - GrabModeAsync, GrabModeAsync, - win, - None, - CurrentTime); - - XGetPointerControl(dpy, &mouse_accel_numerator, &mouse_accel_denominator, - &mouse_threshold); - - XChangePointerControl(dpy, True, True, 1, 1, 0); - - XSync(dpy, False); - - mouseResetTime = Sys_Milliseconds (); - -#ifdef HAVE_XF86DGA - if (in_dgamouse->value) - { - int MajorVersion, MinorVersion; - - if (!XF86DGAQueryVersion(dpy, &MajorVersion, &MinorVersion)) - { - // unable to query, probalby not supported, force the setting to 0 - ri.Printf( PRINT_ALL, "Failed to detect XF86DGA Mouse\n" ); - ri.Cvar_Set( "in_dgamouse", "0" ); - } else - { - XF86DGADirectVideo(dpy, DefaultScreen(dpy), XF86DGADirectMouse); - XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0); - } - } else -#endif /* HAVE_XF86DGA */ - { - mwx = glConfig.vidWidth / 2; - mwy = glConfig.vidHeight / 2; - mx = my = 0; - } - - XGrabKeyboard(dpy, win, - False, - GrabModeAsync, GrabModeAsync, - CurrentTime); - - XSync(dpy, False); -} - -static void uninstall_grabs(void) -{ -#ifdef HAVE_XF86DGA - if (in_dgamouse->value) - { - if (com_developer->value) - ri.Printf( PRINT_ALL, "DGA Mouse - Disabling DGA DirectVideo\n" ); - XF86DGADirectVideo(dpy, DefaultScreen(dpy), 0); - } -#endif /* HAVE_XF86DGA */ - - XChangePointerControl(dpy, qtrue, qtrue, mouse_accel_numerator, - mouse_accel_denominator, mouse_threshold); - - XUngrabPointer(dpy, CurrentTime); - XUngrabKeyboard(dpy, CurrentTime); - - XWarpPointer(dpy, None, win, - 0, 0, 0, 0, - glConfig.vidWidth / 2, glConfig.vidHeight / 2); - - // inviso cursor - XUndefineCursor(dpy, win); -} - -// bk001206 - from Ryan's Fakk2 -/** - * XPending() actually performs a blocking read - * if no events available. From Fakk2, by way of - * Heretic2, by way of SDL, original idea GGI project. - * The benefit of this approach over the quite - * badly behaved XAutoRepeatOn/Off is that you get - * focus handling for free, which is a major win - * with debug and windowed mode. It rests on the - * assumption that the X server will use the - * same timestamp on press/release event pairs - * for key repeats. - */ -static qboolean X11_PendingInput(void) { - - assert(dpy != NULL); - - // Flush the display connection - // and look to see if events are queued - XFlush( dpy ); - if ( XEventsQueued( dpy, QueuedAlready) ) - { - return qtrue; - } - - // More drastic measures are required -- see if X is ready to talk - { - static struct timeval zero_time; - int x11_fd; - fd_set fdset; - - x11_fd = ConnectionNumber( dpy ); - FD_ZERO(&fdset); - FD_SET(x11_fd, &fdset); - if ( select(x11_fd+1, &fdset, NULL, NULL, &zero_time) == 1 ) - { - return(XPending(dpy)); - } - } - - // Oh well, nothing is ready .. - return qfalse; -} - -// bk001206 - from Ryan's Fakk2. See above. -static qboolean repeated_press(XEvent *event) -{ - XEvent peekevent; - qboolean repeated = qfalse; - - assert(dpy != NULL); - - if (X11_PendingInput()) - { - XPeekEvent(dpy, &peekevent); - - if ((peekevent.type == KeyPress) && - (peekevent.xkey.keycode == event->xkey.keycode) && - (peekevent.xkey.time == event->xkey.time)) - { - repeated = qtrue; - XNextEvent(dpy, &peekevent); // skip event. - } // if - } // if - - return(repeated); -} // repeated_press - -int Sys_XTimeToSysTime (Time xtime); -static void HandleEvents(void) -{ - int b; - int key; - XEvent event; - qboolean dowarp = qfalse; - char *p; - int dx, dy; - int t = 0; // default to 0 in case we don't set - - if (!dpy) - return; - - while (XPending(dpy)) - { - XNextEvent(dpy, &event); - switch (event.type) - { - case KeyPress: - t = Sys_XTimeToSysTime(event.xkey.time); - p = XLateKey(&event.xkey, &key); - if (key) - { - Sys_QueEvent( t, SE_KEY, key, qtrue, 0, NULL ); - } - if (p) - { - while (*p) - { - Sys_QueEvent( t, SE_CHAR, *p++, 0, 0, NULL ); - } - } - break; - - case KeyRelease: - t = Sys_XTimeToSysTime(event.xkey.time); - // bk001206 - handle key repeat w/o XAutRepatOn/Off - // also: not done if console/menu is active. - // From Ryan's Fakk2. - // see game/q_shared.h, KEYCATCH_* . 0 == in 3d game. - if (cls.keyCatchers == 0) - { // FIXME: KEYCATCH_NONE - if (repeated_press(&event) == qtrue) - continue; - } // if - XLateKey(&event.xkey, &key); - - Sys_QueEvent( t, SE_KEY, key, qfalse, 0, NULL ); - break; - - case MotionNotify: - t = Sys_XTimeToSysTime(event.xkey.time); - if (mouse_active) - { -#ifdef HAVE_XF86DGA - if (in_dgamouse->value) - { - mx += event.xmotion.x_root; - my += event.xmotion.y_root; - if (t - mouseResetTime > MOUSE_RESET_DELAY ) - { - Sys_QueEvent( t, SE_MOUSE, mx, my, 0, NULL ); - } - mx = my = 0; - } else -#endif /* HAVE_XF86DGA */ - { - // If it's a center motion, we've just returned from our warp - if (event.xmotion.x == glConfig.vidWidth/2 && - event.xmotion.y == glConfig.vidHeight/2) - { - mwx = glConfig.vidWidth/2; - mwy = glConfig.vidHeight/2; - if (t - mouseResetTime > MOUSE_RESET_DELAY ) - { - Sys_QueEvent( t, SE_MOUSE, mx, my, 0, NULL ); - } - mx = my = 0; - break; - } - - dx = ((int)event.xmotion.x - mwx); - dy = ((int)event.xmotion.y - mwy); - mx += dx; - my += dy; - - mwx = event.xmotion.x; - mwy = event.xmotion.y; - dowarp = qtrue; - } - } - break; - - case ButtonPress: - t = Sys_XTimeToSysTime(event.xkey.time); - if (event.xbutton.button == 4) - { - Sys_QueEvent( t, SE_KEY, K_MWHEELUP, qtrue, 0, NULL ); - } else if (event.xbutton.button == 5) - { - Sys_QueEvent( t, SE_KEY, K_MWHEELDOWN, qtrue, 0, NULL ); - } else - { - // NOTE TTimo there seems to be a weird mapping for K_MOUSE1 K_MOUSE2 K_MOUSE3 .. - b=-1; - if (event.xbutton.button == 1) - { - b = 0; // K_MOUSE1 - } else if (event.xbutton.button == 2) - { - b = 2; // K_MOUSE3 - } else if (event.xbutton.button == 3) - { - b = 1; // K_MOUSE2 - } else if (event.xbutton.button == 6) - { - b = 3; // K_MOUSE4 - } else if (event.xbutton.button == 7) - { - b = 4; // K_MOUSE5 - }; - - Sys_QueEvent( t, SE_KEY, K_MOUSE1 + b, qtrue, 0, NULL ); - } - break; - - case ButtonRelease: - t = Sys_XTimeToSysTime(event.xkey.time); - if (event.xbutton.button == 4) - { - Sys_QueEvent( t, SE_KEY, K_MWHEELUP, qfalse, 0, NULL ); - } else if (event.xbutton.button == 5) - { - Sys_QueEvent( t, SE_KEY, K_MWHEELDOWN, qfalse, 0, NULL ); - } else - { - b=-1; - if (event.xbutton.button == 1) - { - b = 0; - } else if (event.xbutton.button == 2) - { - b = 2; - } else if (event.xbutton.button == 3) - { - b = 1; - } else if (event.xbutton.button == 6) - { - b = 3; // K_MOUSE4 - } else if (event.xbutton.button == 7) - { - b = 4; // K_MOUSE5 - }; - Sys_QueEvent( t, SE_KEY, K_MOUSE1 + b, qfalse, 0, NULL ); - } - break; - - case CreateNotify : - win_x = event.xcreatewindow.x; - win_y = event.xcreatewindow.y; - break; - - case ConfigureNotify : - win_x = event.xconfigure.x; - win_y = event.xconfigure.y; - break; - } - } - - if (dowarp) - { - XWarpPointer(dpy,None,win,0,0,0,0, - (glConfig.vidWidth/2),(glConfig.vidHeight/2)); - } -} - -// NOTE TTimo for the tty console input, we didn't rely on those .. -// it's not very surprising actually cause they are not used otherwise -void KBD_Init(void) -{ -} - -void KBD_Close(void) -{ -} - -void IN_ActivateMouse( void ) -{ - if (!mouse_avail || !dpy || !win) - return; - - if (!mouse_active) - { - if (!in_nograb->value) - install_grabs(); - else if (in_dgamouse->value) // force dga mouse to 0 if using nograb - ri.Cvar_Set("in_dgamouse", "0"); - mouse_active = qtrue; - } -} - -void IN_DeactivateMouse( void ) -{ - if (!mouse_avail || !dpy || !win) - return; - - if (mouse_active) - { - if (!in_nograb->value) - uninstall_grabs(); - else if (in_dgamouse->value) // force dga mouse to 0 if using nograb - ri.Cvar_Set("in_dgamouse", "0"); - mouse_active = qfalse; - } -} -/*****************************************************************************/ - -/* -** GLimp_SetGamma -** -** This routine should only be called if glConfig.deviceSupportsGamma is TRUE -*/ -void GLimp_SetGamma( unsigned char red[256], unsigned char green[256], unsigned char blue[256] ) -{ - // NOTE TTimo we get the gamma value from cvar, because we can't work with the s_gammatable - // the API wasn't changed to avoid breaking other OSes -#ifdef HAVE_XF86DGA - float g = Cvar_Get("r_gamma", "1.0", 0)->value; - XF86VidModeGamma gamma; - assert(glConfig.deviceSupportsGamma); - gamma.red = g; - gamma.green = g; - gamma.blue = g; - XF86VidModeSetGamma(dpy, scrnum, &gamma); -#endif /* HAVE_XF86DGA */ -} - -/* -** GLimp_Shutdown -** -** This routine does all OS specific shutdown procedures for the OpenGL -** subsystem. Under OpenGL this means NULLing out the current DC and -** HGLRC, deleting the rendering context, and releasing the DC acquired -** for the window. The state structure is also nulled out. -** -*/ -void GLimp_Shutdown( void ) -{ - if (!ctx || !dpy) - return; - IN_DeactivateMouse(); - // bk001206 - replaced with H2/Fakk2 solution - // XAutoRepeatOn(dpy); - // autorepeaton = qfalse; // bk001130 - from cvs1.17 (mkv) - if (dpy) - { - if (ctx) - qglXDestroyContext(dpy, ctx); - if (win) - XDestroyWindow(dpy, win); -#ifdef HAVE_XF86DGA - if (vidmode_active) - XF86VidModeSwitchToMode(dpy, scrnum, vidmodes[0]); - if (glConfig.deviceSupportsGamma) - { - XF86VidModeSetGamma(dpy, scrnum, &vidmode_InitialGamma); - } -#endif /* HAVE_XF86DGA */ - // NOTE TTimo opening/closing the display should be necessary only once per run - // but it seems QGL_Shutdown gets called in a lot of occasion - // in some cases, this XCloseDisplay is known to raise some X errors - // ( https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=33 ) - XCloseDisplay(dpy); - } - vidmode_active = qfalse; - dpy = NULL; - win = 0; - ctx = NULL; - - memset( &glConfig, 0, sizeof( glConfig ) ); - memset( &glState, 0, sizeof( glState ) ); - - QGL_Shutdown(); -} - -/* -** GLimp_LogComment -*/ -void GLimp_LogComment( char *comment ) -{ - if ( glw_state.log_fp ) - { - fprintf( glw_state.log_fp, "%s", comment ); - } -} - -/* -** GLW_StartDriverAndSetMode -*/ -// bk001204 - prototype needed -int GLW_SetMode( const char *drivername, int mode, qboolean fullscreen ); -static qboolean GLW_StartDriverAndSetMode( const char *drivername, - int mode, - qboolean fullscreen ) -{ - rserr_t err; - - // don't ever bother going into fullscreen with a voodoo card -#if 1 // JDC: I reenabled this - if ( Q_stristr( drivername, "Voodoo" ) ) - { - ri.Cvar_Set( "r_fullscreen", "0" ); - r_fullscreen->modified = qfalse; - fullscreen = qfalse; - } -#endif - - if (fullscreen && in_nograb->value) - { - ri.Printf( PRINT_ALL, "Fullscreen not allowed with in_nograb 1\n"); - ri.Cvar_Set( "r_fullscreen", "0" ); - r_fullscreen->modified = qfalse; - fullscreen = qfalse; - } - - err = GLW_SetMode( drivername, mode, fullscreen ); - - switch ( err ) - { - case RSERR_INVALID_FULLSCREEN: - ri.Printf( PRINT_ALL, "...WARNING: fullscreen unavailable in this mode\n" ); - return qfalse; - case RSERR_INVALID_MODE: - ri.Printf( PRINT_ALL, "...WARNING: could not set the given mode (%d)\n", mode ); - return qfalse; - default: - break; - } - return qtrue; -} - -/* -** GLW_SetMode -*/ -int GLW_SetMode( const char *drivername, int mode, qboolean fullscreen ) -{ - int attrib[] = { - GLX_RGBA, // 0 - GLX_RED_SIZE, 4, // 1, 2 - GLX_GREEN_SIZE, 4, // 3, 4 - GLX_BLUE_SIZE, 4, // 5, 6 - GLX_DOUBLEBUFFER, // 7 - GLX_DEPTH_SIZE, 1, // 8, 9 - GLX_STENCIL_SIZE, 1, // 10, 11 - None - }; - // these match in the array -#define ATTR_RED_IDX 2 -#define ATTR_GREEN_IDX 4 -#define ATTR_BLUE_IDX 6 -#define ATTR_DEPTH_IDX 9 -#define ATTR_STENCIL_IDX 11 - Window root; - XVisualInfo *visinfo; - XSetWindowAttributes attr; - XSizeHints sizehints; - unsigned long mask; - int colorbits, depthbits, stencilbits; - int tcolorbits, tdepthbits, tstencilbits; - int dga_MajorVersion, dga_MinorVersion; - int actualWidth, actualHeight; - int i; - const char* glstring; // bk001130 - from cvs1.17 (mkv) - - ri.Printf( PRINT_ALL, "Initializing OpenGL display\n"); - - ri.Printf (PRINT_ALL, "...setting mode %d:", mode ); - - if ( !R_GetModeInfo( &glConfig.vidWidth, &glConfig.vidHeight, &glConfig.windowAspect, mode ) ) - { - ri.Printf( PRINT_ALL, " invalid mode\n" ); - return RSERR_INVALID_MODE; - } - ri.Printf( PRINT_ALL, " %d %d\n", glConfig.vidWidth, glConfig.vidHeight); - - if (!(dpy = XOpenDisplay(NULL))) - { - fprintf(stderr, "Error couldn't open the X display\n"); - return RSERR_INVALID_MODE; - } - - scrnum = DefaultScreen(dpy); - root = RootWindow(dpy, scrnum); - - actualWidth = glConfig.vidWidth; - actualHeight = glConfig.vidHeight; - - // Get video mode list -#ifdef HAVE_XF86DGA - if (!XF86VidModeQueryVersion(dpy, &vidmode_MajorVersion, &vidmode_MinorVersion)) - { -#endif /* HAVE_XF86DGA */ - vidmode_ext = qfalse; -#ifdef HAVE_XF86DGA - } else - { - ri.Printf(PRINT_ALL, "Using XFree86-VidModeExtension Version %d.%d\n", - vidmode_MajorVersion, vidmode_MinorVersion); - vidmode_ext = qtrue; - } -#endif /* HAVE_XF86DGA */ - - // Check for DGA - dga_MajorVersion = 0, dga_MinorVersion = 0; -#ifdef HAVE_XF86DGA - if (in_dgamouse->value) - { - if (!XF86DGAQueryVersion(dpy, &dga_MajorVersion, &dga_MinorVersion)) - { - // unable to query, probably not supported - ri.Printf( PRINT_ALL, "Failed to detect XF86DGA Mouse\n" ); - ri.Cvar_Set( "in_dgamouse", "0" ); - } else - { - ri.Printf( PRINT_ALL, "XF86DGA Mouse (Version %d.%d) initialized\n", - dga_MajorVersion, dga_MinorVersion); - } - } -#endif /* HAVE_XF86DGA */ - -#ifdef HAVE_XF86DGA - if (vidmode_ext) - { - int best_fit, best_dist, dist, x, y; - - XF86VidModeGetAllModeLines(dpy, scrnum, &num_vidmodes, &vidmodes); - - // Are we going fullscreen? If so, let's change video mode - if (fullscreen) - { - best_dist = 9999999; - best_fit = -1; - - for (i = 0; i < num_vidmodes; i++) - { - if (glConfig.vidWidth > vidmodes[i]->hdisplay || - glConfig.vidHeight > vidmodes[i]->vdisplay) - continue; - - x = glConfig.vidWidth - vidmodes[i]->hdisplay; - y = glConfig.vidHeight - vidmodes[i]->vdisplay; - dist = (x * x) + (y * y); - if (dist < best_dist) - { - best_dist = dist; - best_fit = i; - } - } - - if (best_fit != -1) - { - actualWidth = vidmodes[best_fit]->hdisplay; - actualHeight = vidmodes[best_fit]->vdisplay; - - // change to the mode - XF86VidModeSwitchToMode(dpy, scrnum, vidmodes[best_fit]); - vidmode_active = qtrue; - - // Move the viewport to top left - XF86VidModeSetViewPort(dpy, scrnum, 0, 0); - - ri.Printf(PRINT_ALL, "XFree86-VidModeExtension Activated at %dx%d\n", - actualWidth, actualHeight); - - } else - { - fullscreen = 0; - ri.Printf(PRINT_ALL, "XFree86-VidModeExtension: No acceptable modes found\n"); - } - } else - { - ri.Printf(PRINT_ALL, "XFree86-VidModeExtension: Ignored on non-fullscreen/Voodoo\n"); - } - } -#endif /* HAVE_XF86DGA */ - - - if (!r_colorbits->value) - colorbits = 24; - else - colorbits = r_colorbits->value; - - if ( !Q_stricmp( r_glDriver->string, _3DFX_DRIVER_NAME ) ) - colorbits = 16; - - if (!r_depthbits->value) - depthbits = 24; - else - depthbits = r_depthbits->value; - stencilbits = r_stencilbits->value; - - for (i = 0; i < 16; i++) - { - // 0 - default - // 1 - minus colorbits - // 2 - minus depthbits - // 3 - minus stencil - if ((i % 4) == 0 && i) - { - // one pass, reduce - switch (i / 4) - { - case 2 : - if (colorbits == 24) - colorbits = 16; - break; - case 1 : - if (depthbits == 24) - depthbits = 16; - else if (depthbits == 16) - depthbits = 8; - case 3 : - if (stencilbits == 24) - stencilbits = 16; - else if (stencilbits == 16) - stencilbits = 8; - } - } - - tcolorbits = colorbits; - tdepthbits = depthbits; - tstencilbits = stencilbits; - - if ((i % 4) == 3) - { // reduce colorbits - if (tcolorbits == 24) - tcolorbits = 16; - } - - if ((i % 4) == 2) - { // reduce depthbits - if (tdepthbits == 24) - tdepthbits = 16; - else if (tdepthbits == 16) - tdepthbits = 8; - } - - if ((i % 4) == 1) - { // reduce stencilbits - if (tstencilbits == 24) - tstencilbits = 16; - else if (tstencilbits == 16) - tstencilbits = 8; - else - tstencilbits = 0; - } - - if (tcolorbits == 24) - { - attrib[ATTR_RED_IDX] = 8; - attrib[ATTR_GREEN_IDX] = 8; - attrib[ATTR_BLUE_IDX] = 8; - } else - { - // must be 16 bit - attrib[ATTR_RED_IDX] = 4; - attrib[ATTR_GREEN_IDX] = 4; - attrib[ATTR_BLUE_IDX] = 4; - } - - attrib[ATTR_DEPTH_IDX] = tdepthbits; // default to 24 depth - attrib[ATTR_STENCIL_IDX] = tstencilbits; - - visinfo = qglXChooseVisual(dpy, scrnum, attrib); - if (!visinfo) - { - continue; - } - - ri.Printf( PRINT_ALL, "Using %d/%d/%d Color bits, %d depth, %d stencil display.\n", - attrib[ATTR_RED_IDX], attrib[ATTR_GREEN_IDX], attrib[ATTR_BLUE_IDX], - attrib[ATTR_DEPTH_IDX], attrib[ATTR_STENCIL_IDX]); - - glConfig.colorBits = tcolorbits; - glConfig.depthBits = tdepthbits; - glConfig.stencilBits = tstencilbits; - break; - } - - if (!visinfo) - { - ri.Printf( PRINT_ALL, "Couldn't get a visual\n" ); - return RSERR_INVALID_MODE; - } - - /* window attributes */ - attr.background_pixel = BlackPixel(dpy, scrnum); - attr.border_pixel = 0; - attr.colormap = XCreateColormap(dpy, root, visinfo->visual, AllocNone); - attr.event_mask = X_MASK; - if (vidmode_active) - { - mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | - CWEventMask | CWOverrideRedirect; - attr.override_redirect = True; - attr.backing_store = NotUseful; - attr.save_under = False; - } else - mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask; - - win = XCreateWindow(dpy, root, 0, 0, - actualWidth, actualHeight, - 0, visinfo->depth, InputOutput, - visinfo->visual, mask, &attr); - - XStoreName( dpy, win, WINDOW_CLASS_NAME ); - - /* GH: Don't let the window be resized */ - sizehints.flags = PMinSize | PMaxSize; - sizehints.min_width = sizehints.max_width = actualWidth; - sizehints.min_height = sizehints.max_height = actualHeight; - - XSetWMNormalHints( dpy, win, &sizehints ); - - XMapWindow( dpy, win ); - - if (vidmode_active) - XMoveWindow(dpy, win, 0, 0); - - XFlush(dpy); - XSync(dpy,False); // bk001130 - from cvs1.17 (mkv) - ctx = qglXCreateContext(dpy, visinfo, NULL, True); - XSync(dpy,False); // bk001130 - from cvs1.17 (mkv) - - /* GH: Free the visinfo after we're done with it */ - XFree( visinfo ); - - qglXMakeCurrent(dpy, win, ctx); - - // bk001130 - from cvs1.17 (mkv) - glstring = qglGetString (GL_RENDERER); - ri.Printf( PRINT_ALL, "GL_RENDERER: %s\n", glstring ); - - // bk010122 - new software token (Indirect) - if ( !Q_stricmp( glstring, "Mesa X11") - || !Q_stricmp( glstring, "Mesa GLX Indirect") ) - { - if ( !r_allowSoftwareGL->integer ) - { - ri.Printf( PRINT_ALL, "\n\n***********************************************************\n" ); - ri.Printf( PRINT_ALL, " You are using software Mesa (no hardware acceleration)! \n" ); - ri.Printf( PRINT_ALL, " Driver DLL used: %s\n", drivername ); - ri.Printf( PRINT_ALL, " If this is intentional, add\n" ); - ri.Printf( PRINT_ALL, " \"+set r_allowSoftwareGL 1\"\n" ); - ri.Printf( PRINT_ALL, " to the command line when starting the game.\n" ); - ri.Printf( PRINT_ALL, "***********************************************************\n"); - GLimp_Shutdown( ); - return RSERR_INVALID_MODE; - } else - { - ri.Printf( PRINT_ALL, "...using software Mesa (r_allowSoftwareGL==1).\n" ); - } - } - - return RSERR_OK; -} - -/* -** GLW_InitExtensions -*/ -static void GLW_InitExtensions( void ) -{ - if ( !r_allowExtensions->integer ) - { - ri.Printf( PRINT_ALL, "*** IGNORING OPENGL EXTENSIONS ***\n" ); - return; - } - - ri.Printf( PRINT_ALL, "Initializing OpenGL extensions\n" ); - - // GL_S3_s3tc - if ( Q_stristr( glConfig.extensions_string, "GL_S3_s3tc" ) ) - { - if ( r_ext_compressed_textures->value ) - { - glConfig.textureCompression = TC_S3TC; - ri.Printf( PRINT_ALL, "...using GL_S3_s3tc\n" ); - } else - { - glConfig.textureCompression = TC_NONE; - ri.Printf( PRINT_ALL, "...ignoring GL_S3_s3tc\n" ); - } - } else - { - glConfig.textureCompression = TC_NONE; - ri.Printf( PRINT_ALL, "...GL_S3_s3tc not found\n" ); - } - - // GL_EXT_texture_env_add - glConfig.textureEnvAddAvailable = qfalse; - if ( Q_stristr( glConfig.extensions_string, "EXT_texture_env_add" ) ) - { - if ( r_ext_texture_env_add->integer ) - { - glConfig.textureEnvAddAvailable = qtrue; - ri.Printf( PRINT_ALL, "...using GL_EXT_texture_env_add\n" ); - } else - { - glConfig.textureEnvAddAvailable = qfalse; - ri.Printf( PRINT_ALL, "...ignoring GL_EXT_texture_env_add\n" ); - } - } else - { - ri.Printf( PRINT_ALL, "...GL_EXT_texture_env_add not found\n" ); - } - - // GL_ARB_multitexture - qglMultiTexCoord2fARB = NULL; - qglActiveTextureARB = NULL; - qglClientActiveTextureARB = NULL; - if ( Q_stristr( glConfig.extensions_string, "GL_ARB_multitexture" ) ) - { - if ( r_ext_multitexture->value ) - { - qglMultiTexCoord2fARB = ( PFNGLMULTITEXCOORD2FARBPROC ) dlsym( glw_state.OpenGLLib, "glMultiTexCoord2fARB" ); - qglActiveTextureARB = ( PFNGLACTIVETEXTUREARBPROC ) dlsym( glw_state.OpenGLLib, "glActiveTextureARB" ); - qglClientActiveTextureARB = ( PFNGLCLIENTACTIVETEXTUREARBPROC ) dlsym( glw_state.OpenGLLib, "glClientActiveTextureARB" ); - - if ( qglActiveTextureARB ) - { - GLint glint = 0; - qglGetIntegerv( GL_MAX_ACTIVE_TEXTURES_ARB, &glint ); - glConfig.maxActiveTextures = (int) glint; - - if ( glConfig.maxActiveTextures > 1 ) - { - ri.Printf( PRINT_ALL, "...using GL_ARB_multitexture\n" ); - } else - { - qglMultiTexCoord2fARB = NULL; - qglActiveTextureARB = NULL; - qglClientActiveTextureARB = NULL; - ri.Printf( PRINT_ALL, "...not using GL_ARB_multitexture, < 2 texture units\n" ); - } - } - } else - { - ri.Printf( PRINT_ALL, "...ignoring GL_ARB_multitexture\n" ); - } - } else - { - ri.Printf( PRINT_ALL, "...GL_ARB_multitexture not found\n" ); - } - - // GL_EXT_compiled_vertex_array - if ( Q_stristr( glConfig.extensions_string, "GL_EXT_compiled_vertex_array" ) ) - { - if ( r_ext_compiled_vertex_array->value ) - { - ri.Printf( PRINT_ALL, "...using GL_EXT_compiled_vertex_array\n" ); - qglLockArraysEXT = ( void ( APIENTRY * )( int, int ) ) dlsym( glw_state.OpenGLLib, "glLockArraysEXT" ); - qglUnlockArraysEXT = ( void ( APIENTRY * )( void ) ) dlsym( glw_state.OpenGLLib, "glUnlockArraysEXT" ); - if (!qglLockArraysEXT || !qglUnlockArraysEXT) - { - ri.Error (ERR_FATAL, "bad getprocaddress"); - } - } else - { - ri.Printf( PRINT_ALL, "...ignoring GL_EXT_compiled_vertex_array\n" ); - } - } else - { - ri.Printf( PRINT_ALL, "...GL_EXT_compiled_vertex_array not found\n" ); - } - -} - -static void GLW_InitGamma(void) -{ - /* Minimum extension version required */ - #define GAMMA_MINMAJOR 2 - #define GAMMA_MINMINOR 0 - - glConfig.deviceSupportsGamma = qfalse; - -#ifdef HAVE_XF86DGA - if (vidmode_ext) - { - if (vidmode_MajorVersion < GAMMA_MINMAJOR || - (vidmode_MajorVersion == GAMMA_MINMAJOR && vidmode_MinorVersion < GAMMA_MINMINOR)) { - ri.Printf( PRINT_ALL, "XF86 Gamma extension not supported in this version\n"); - return; - } - XF86VidModeGetGamma(dpy, scrnum, &vidmode_InitialGamma); - ri.Printf( PRINT_ALL, "XF86 Gamma extension initialized\n"); - glConfig.deviceSupportsGamma = qtrue; - } -#endif /* HAVE_XF86DGA */ -} - -/* -** GLW_LoadOpenGL -** -** GLimp_win.c internal function that that attempts to load and use -** a specific OpenGL DLL. -*/ -static qboolean GLW_LoadOpenGL( const char *name ) -{ - qboolean fullscreen; - - ri.Printf( PRINT_ALL, "...loading %s: ", name ); - - // disable the 3Dfx splash screen and set gamma - // we do this all the time, but it shouldn't hurt anything - // on non-3Dfx stuff - putenv("FX_GLIDE_NO_SPLASH=0"); - - // Mesa VooDoo hacks - putenv("MESA_GLX_FX=fullscreen\n"); - - // load the QGL layer - if ( QGL_Init( name ) ) - { - fullscreen = r_fullscreen->integer; - - // create the window and set up the context - if ( !GLW_StartDriverAndSetMode( name, r_mode->integer, fullscreen ) ) - { - if (r_mode->integer != 3) - { - if ( !GLW_StartDriverAndSetMode( name, 3, fullscreen ) ) - { - goto fail; - } - } else - goto fail; - } - - return qtrue; - } else - { - ri.Printf( PRINT_ALL, "failed\n" ); - } - fail: - - QGL_Shutdown(); - - return qfalse; -} - -/* -** XErrorHandler -** the default X error handler exits the application -** I found out that on some hosts some operations would raise X errors (GLXUnsupportedPrivateRequest) -** but those don't seem to be fatal .. so the default would be to just ignore them -** our implementation mimics the default handler behaviour (not completely cause I'm lazy) -*/ -int qXErrorHandler(Display *dpy, XErrorEvent *ev) -{ - static char buf[1024]; - XGetErrorText(dpy, ev->error_code, buf, 1024); - ri.Printf( PRINT_ALL, "X Error of failed request: %s\n", buf); - ri.Printf( PRINT_ALL, " Major opcode of failed request: %d\n", ev->request_code, buf); - ri.Printf( PRINT_ALL, " Minor opcode of failed request: %d\n", ev->minor_code); - ri.Printf( PRINT_ALL, " Serial number of failed request: %d\n", ev->serial); - return 0; -} - -/* -** GLimp_Init -** -** This routine is responsible for initializing the OS specific portions -** of OpenGL. -*/ -void GLimp_Init( void ) -{ - qboolean attemptedlibGL = qfalse; - qboolean attempted3Dfx = qfalse; - qboolean success = qfalse; - char buf[1024]; - cvar_t *lastValidRenderer = ri.Cvar_Get( "r_lastValidRenderer", "(uninitialized)", CVAR_ARCHIVE ); - - // guarded, as this is only relevant to SMP renderer thread -#ifdef SMP - if (!XInitThreads()) - { - Com_Printf("GLimp_Init() - XInitThreads() failed, disabling r_smp\n"); - ri.Cvar_Set( "r_smp", "0" ); - } -#endif - - r_allowSoftwareGL = ri.Cvar_Get( "r_allowSoftwareGL", "0", CVAR_LATCH ); - - r_previousglDriver = ri.Cvar_Get( "r_previousglDriver", "", CVAR_ROM ); - - InitSig(); - - IN_Init(); // rcg08312005 moved into glimp. - - // Hack here so that if the UI - if ( *r_previousglDriver->string ) - { - // The UI changed it on us, hack it back - // This means the renderer can't be changed on the fly - ri.Cvar_Set( "r_glDriver", r_previousglDriver->string ); - } - - // set up our custom error handler for X failures - XSetErrorHandler(&qXErrorHandler); - - // - // load and initialize the specific OpenGL driver - // - if ( !GLW_LoadOpenGL( r_glDriver->string ) ) - { - if ( !Q_stricmp( r_glDriver->string, OPENGL_DRIVER_NAME ) ) - { - attemptedlibGL = qtrue; - } else if ( !Q_stricmp( r_glDriver->string, _3DFX_DRIVER_NAME ) ) - { - attempted3Dfx = qtrue; - } - - #if 0 - // TTimo - // https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=455 - // old legacy load code, was confusing people who had a bad OpenGL setup - if ( !attempted3Dfx && !success ) - { - attempted3Dfx = qtrue; - if ( GLW_LoadOpenGL( _3DFX_DRIVER_NAME ) ) - { - ri.Cvar_Set( "r_glDriver", _3DFX_DRIVER_NAME ); - r_glDriver->modified = qfalse; - success = qtrue; - } - } - #endif - - // try ICD before trying 3Dfx standalone driver - if ( !attemptedlibGL && !success ) - { - attemptedlibGL = qtrue; - if ( GLW_LoadOpenGL( OPENGL_DRIVER_NAME ) ) - { - ri.Cvar_Set( "r_glDriver", OPENGL_DRIVER_NAME ); - r_glDriver->modified = qfalse; - success = qtrue; - } - } - - if (!success) - ri.Error( ERR_FATAL, "GLimp_Init() - could not load OpenGL subsystem\n" ); - - } - - // Save it in case the UI stomps it - ri.Cvar_Set( "r_previousglDriver", r_glDriver->string ); - - // This values force the UI to disable driver selection - glConfig.driverType = GLDRV_ICD; - glConfig.hardwareType = GLHW_GENERIC; - - // get our config strings - Q_strncpyz( glConfig.vendor_string, qglGetString (GL_VENDOR), sizeof( glConfig.vendor_string ) ); - Q_strncpyz( glConfig.renderer_string, qglGetString (GL_RENDERER), sizeof( glConfig.renderer_string ) ); - if (*glConfig.renderer_string && glConfig.renderer_string[strlen(glConfig.renderer_string) - 1] == '\n') - glConfig.renderer_string[strlen(glConfig.renderer_string) - 1] = 0; - Q_strncpyz( glConfig.version_string, qglGetString (GL_VERSION), sizeof( glConfig.version_string ) ); - Q_strncpyz( glConfig.extensions_string, qglGetString (GL_EXTENSIONS), sizeof( glConfig.extensions_string ) ); - - // - // chipset specific configuration - // - strcpy( buf, glConfig.renderer_string ); - strlwr( buf ); - - // - // NOTE: if changing cvars, do it within this block. This allows them - // to be overridden when testing driver fixes, etc. but only sets - // them to their default state when the hardware is first installed/run. - // - if ( Q_stricmp( lastValidRenderer->string, glConfig.renderer_string ) ) - { - glConfig.hardwareType = GLHW_GENERIC; - - ri.Cvar_Set( "r_textureMode", "GL_LINEAR_MIPMAP_NEAREST" ); - - // VOODOO GRAPHICS w/ 2MB - if ( Q_stristr( buf, "voodoo graphics/1 tmu/2 mb" ) ) - { - ri.Cvar_Set( "r_picmip", "2" ); - ri.Cvar_Get( "r_picmip", "1", CVAR_ARCHIVE | CVAR_LATCH ); - } else - { - ri.Cvar_Set( "r_picmip", "1" ); - - if ( Q_stristr( buf, "rage 128" ) || Q_stristr( buf, "rage128" ) ) - { - ri.Cvar_Set( "r_finish", "0" ); - } - // Savage3D and Savage4 should always have trilinear enabled - else if ( Q_stristr( buf, "savage3d" ) || Q_stristr( buf, "s3 savage4" ) ) - { - ri.Cvar_Set( "r_texturemode", "GL_LINEAR_MIPMAP_LINEAR" ); - } - } - } - - // - // this is where hardware specific workarounds that should be - // detected/initialized every startup should go. - // - if ( Q_stristr( buf, "banshee" ) || Q_stristr( buf, "Voodoo_Graphics" ) ) - { - glConfig.hardwareType = GLHW_3DFX_2D3D; - } else if ( Q_stristr( buf, "rage pro" ) || Q_stristr( buf, "RagePro" ) ) - { - glConfig.hardwareType = GLHW_RAGEPRO; - } else if ( Q_stristr( buf, "permedia2" ) ) - { - glConfig.hardwareType = GLHW_PERMEDIA2; - } else if ( Q_stristr( buf, "riva 128" ) ) - { - glConfig.hardwareType = GLHW_RIVA128; - } else if ( Q_stristr( buf, "riva tnt " ) ) - { - } - - ri.Cvar_Set( "r_lastValidRenderer", glConfig.renderer_string ); - - // initialize extensions - GLW_InitExtensions(); - GLW_InitGamma(); - - InitSig(); // not clear why this is at begin & end of function - - return; -} - - -/* -** GLimp_EndFrame -** -** Responsible for doing a swapbuffers and possibly for other stuff -** as yet to be determined. Probably better not to make this a GLimp -** function and instead do a call to GLimp_SwapBuffers. -*/ -void GLimp_EndFrame (void) -{ - // don't flip if drawing to front buffer - if ( Q_stricmp( r_drawBuffer->string, "GL_FRONT" ) != 0 ) - { - qglXSwapBuffers(dpy, win); - } - - // check logging - QGL_EnableLogging( (qboolean)r_logFile->integer ); // bk001205 - was ->value -} - -#ifdef SMP -/* -=========================================================== - -SMP acceleration - -=========================================================== -*/ - -static pthread_mutex_t smpMutex = PTHREAD_MUTEX_INITIALIZER; - -static pthread_cond_t renderCommandsEvent = PTHREAD_COND_INITIALIZER; -static pthread_cond_t renderCompletedEvent = PTHREAD_COND_INITIALIZER; - -static void (*glimpRenderThread)( void ); - -static void *GLimp_RenderThreadWrapper( void *arg ) -{ - Com_Printf( "Render thread starting\n" ); - - glimpRenderThread(); - - qglXMakeCurrent( dpy, None, NULL ); - - Com_Printf( "Render thread terminating\n" ); - - return arg; -} - -qboolean GLimp_SpawnRenderThread( void (*function)( void ) ) -{ - pthread_t renderThread; - int ret; - - pthread_mutex_init( &smpMutex, NULL ); - - pthread_cond_init( &renderCommandsEvent, NULL ); - pthread_cond_init( &renderCompletedEvent, NULL ); - - glimpRenderThread = function; - - ret = pthread_create( &renderThread, - NULL, // attributes - GLimp_RenderThreadWrapper, - NULL ); // argument - if ( ret ) { - ri.Printf( PRINT_ALL, "pthread_create returned %d: %s", ret, strerror( ret ) ); - return qfalse; - } else { - ret = pthread_detach( renderThread ); - if ( ret ) { - ri.Printf( PRINT_ALL, "pthread_detach returned %d: %s", ret, strerror( ret ) ); - } - } - - return qtrue; -} - -static volatile void *smpData = NULL; -static volatile qboolean smpDataReady; - -void *GLimp_RendererSleep( void ) -{ - void *data; - - qglXMakeCurrent( dpy, None, NULL ); - - pthread_mutex_lock( &smpMutex ); - { - smpData = NULL; - smpDataReady = qfalse; - - // after this, the front end can exit GLimp_FrontEndSleep - pthread_cond_signal( &renderCompletedEvent ); - - while ( !smpDataReady ) { - pthread_cond_wait( &renderCommandsEvent, &smpMutex ); - } - - data = (void *)smpData; - } - pthread_mutex_unlock( &smpMutex ); - - qglXMakeCurrent( dpy, win, ctx ); - - return data; -} - -void GLimp_FrontEndSleep( void ) -{ - pthread_mutex_lock( &smpMutex ); - { - while ( smpData ) { - pthread_cond_wait( &renderCompletedEvent, &smpMutex ); - } - } - pthread_mutex_unlock( &smpMutex ); - - qglXMakeCurrent( dpy, win, ctx ); -} - -void GLimp_WakeRenderer( void *data ) -{ - qglXMakeCurrent( dpy, None, NULL ); - - pthread_mutex_lock( &smpMutex ); - { - assert( smpData == NULL ); - smpData = data; - smpDataReady = qtrue; - - // after this, the renderer can continue through GLimp_RendererSleep - pthread_cond_signal( &renderCommandsEvent ); - } - pthread_mutex_unlock( &smpMutex ); -} - -#else - -void GLimp_RenderThreadWrapper( void *stub ) {} -qboolean GLimp_SpawnRenderThread( void (*function)( void ) ) { - ri.Printf( PRINT_WARNING, "ERROR: SMP support was disabled at compile time\n"); - return qfalse; -} -void *GLimp_RendererSleep( void ) { - return NULL; -} -void GLimp_FrontEndSleep( void ) {} -void GLimp_WakeRenderer( void *data ) {} - -#endif - -/*****************************************************************************/ -/* MOUSE */ -/*****************************************************************************/ - -void IN_Init(void) { - Com_Printf ("\n------- Input Initialization -------\n"); - // mouse variables - in_mouse = Cvar_Get ("in_mouse", "1", CVAR_ARCHIVE); - in_dgamouse = Cvar_Get ("in_dgamouse", "1", CVAR_ARCHIVE); - - // turn on-off sub-frame timing of X events - in_subframe = Cvar_Get ("in_subframe", "1", CVAR_ARCHIVE); - - // developer feature, allows to break without loosing mouse pointer - in_nograb = Cvar_Get ("in_nograb", "0", 0); - - // bk001130 - from cvs.17 (mkv), joystick variables - in_joystick = Cvar_Get ("in_joystick", "0", CVAR_ARCHIVE|CVAR_LATCH); - // bk001130 - changed this to match win32 - in_joystickDebug = Cvar_Get ("in_debugjoystick", "0", CVAR_TEMP); - joy_threshold = Cvar_Get ("joy_threshold", "0.15", CVAR_ARCHIVE); // FIXME: in_joythreshold - - Cvar_Set( "cl_platformSensitivity", "2.0" ); - - if (in_mouse->value) - mouse_avail = qtrue; - else - mouse_avail = qfalse; - - IN_StartupJoystick( ); // bk001130 - from cvs1.17 (mkv) - Com_Printf ("------------------------------------\n"); -} - -void IN_Shutdown(void) -{ - mouse_avail = qfalse; -} - -void IN_Frame (void) { - - // bk001130 - from cvs 1.17 (mkv) - IN_JoyMove(); // FIXME: disable if on desktop? - - if ( cls.keyCatchers & KEYCATCH_CONSOLE ) - { - // temporarily deactivate if not in the game and - // running on the desktop - // voodoo always counts as full screen - if (Cvar_VariableValue ("r_fullscreen") == 0 - && strcmp( Cvar_VariableString("r_glDriver"), _3DFX_DRIVER_NAME ) ) - { - IN_DeactivateMouse (); - return; - } - } - - IN_ActivateMouse(); -} - -void IN_Activate(void) -{ -} - -// bk001130 - cvs1.17 joystick code (mkv) was here, no linux_joystick.c - -void Sys_SendKeyEvents (void) { - // XEvent event; // bk001204 - unused - - if (!dpy) - return; - HandleEvents(); -} - - -// bk010216 - added stubs for non-Linux UNIXes here -// FIXME - use NO_JOYSTICK or something else generic - -#if (defined( __FreeBSD__ ) || defined( __sun)) // rb010123 -void IN_StartupJoystick( void ) {} -void IN_JoyMove( void ) {} -#endif - -#endif // !USE_SDL_VIDEO - |