Removed accidental upload of copyrighted map files

1 files changed, 998 insertions, 997 deletions

diff --git a/WinQuake/gl_vidlinuxglx.c b/WinQuake/gl_vidlinuxglx.c
index 400adb4..ac242f3 100644
--- a/WinQuake/gl_vidlinuxglx.c
+++ b/WinQuake/gl_vidlinuxglx.c
@@ -1,997 +1,998 @@
-/*
-Copyright (C) 1996-1997 Id Software, Inc.
-
-This program 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.
-
-This program 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 this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
-
-*/
-#include <termios.h>
-#include <sys/ioctl.h>
-#include <sys/stat.h>
-#include <sys/vt.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <signal.h>
-
-#include <dlfcn.h>
-
-#include "quakedef.h"
-
-#include <GL/glx.h>
-
-#include <X11/keysym.h>
-#include <X11/cursorfont.h>
-
-#include <X11/extensions/xf86dga.h>
-#include <X11/extensions/xf86vmode.h>
-
-#define WARP_WIDTH              320
-#define WARP_HEIGHT             200
-
-static Display *dpy = NULL;
-static int scrnum;
-static Window win;
-static GLXContext ctx = NULL;
-
-#define KEY_MASK (KeyPressMask | KeyReleaseMask)
-#define MOUSE_MASK (ButtonPressMask | ButtonReleaseMask | \
-		    PointerMotionMask | ButtonMotionMask )
-#define X_MASK (KEY_MASK | MOUSE_MASK | VisibilityChangeMask | StructureNotifyMask )
-
-
-unsigned short	d_8to16table[256];
-unsigned		d_8to24table[256];
-unsigned char	d_15to8table[65536];
-
-cvar_t	vid_mode = {"vid_mode","0",false};
- 
-static qboolean        mouse_avail;
-static qboolean        mouse_active;
-static int   mx, my;
-static int	old_mouse_x, old_mouse_y;
-
-static cvar_t in_mouse = {"in_mouse", "1", false};
-static cvar_t in_dgamouse = {"in_dgamouse", "1", false};
-static cvar_t m_filter = {"m_filter", "0"};
-
-qboolean dgamouse = false;
-qboolean vidmode_ext = false;
-
-static int win_x, win_y;
-
-static int scr_width, scr_height;
-
-static XF86VidModeModeInfo **vidmodes;
-static int default_dotclock_vidmode;
-static int num_vidmodes;
-static qboolean vidmode_active = false;
-
-/*-----------------------------------------------------------------------*/
-
-//int		texture_mode = GL_NEAREST;
-//int		texture_mode = GL_NEAREST_MIPMAP_NEAREST;
-//int		texture_mode = GL_NEAREST_MIPMAP_LINEAR;
-int		texture_mode = GL_LINEAR;
-//int		texture_mode = GL_LINEAR_MIPMAP_NEAREST;
-//int		texture_mode = GL_LINEAR_MIPMAP_LINEAR;
-
-int		texture_extension_number = 1;
-
-float		gldepthmin, gldepthmax;
-
-cvar_t	gl_ztrick = {"gl_ztrick","1"};
-
-const char *gl_vendor;
-const char *gl_renderer;
-const char *gl_version;
-const char *gl_extensions;
-
-void (*qglColorTableEXT) (int, int, int, int, int, const void*);
-void (*qgl3DfxSetPaletteEXT) (GLuint *);
-
-static float vid_gamma = 1.0;
-
-qboolean is8bit = false;
-qboolean isPermedia = false;
-qboolean gl_mtexable = false;
-
-/*-----------------------------------------------------------------------*/
-void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height)
-{
-}
-
-void D_EndDirectRect (int x, int y, int width, int height)
-{
-}
-
-static int XLateKey(XKeyEvent *ev)
-{
-
-	int key;
-	char buf[64];
-	KeySym keysym;
-
-	key = 0;
-
-	XLookupString(ev, buf, sizeof buf, &keysym, 0);
-
-	switch(keysym)
-	{
-		case XK_KP_Page_Up:	 
-		case XK_Page_Up:	 key = K_PGUP; break;
-
-		case XK_KP_Page_Down: 
-		case XK_Page_Down:	 key = K_PGDN; break;
-
-		case XK_KP_Home: 
-		case XK_Home:	 key = K_HOME; break;
-
-		case XK_KP_End:  
-		case XK_End:	 key = K_END; break;
-
-		case XK_KP_Left: 
-		case XK_Left:	 key = K_LEFTARROW; break;
-
-		case XK_KP_Right: 
-		case XK_Right:	key = K_RIGHTARROW;		break;
-
-		case XK_KP_Down: 
-		case XK_Down:	 key = K_DOWNARROW; break;
-
-		case XK_KP_Up:   
-		case XK_Up:		 key = K_UPARROW;	 break;
-
-		case XK_Escape: key = K_ESCAPE;		break;
-
-		case XK_KP_Enter: 
-		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;
-
-		case XK_BackSpace: key = K_BACKSPACE; break;
-
-		case XK_KP_Delete: 
-		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 = '5';	break;
-
-		case XK_KP_Insert: 
-		case XK_Insert:key = K_INS; break;
-
-		case XK_KP_Multiply: key = '*'; break;
-		case XK_KP_Add:  key = '+'; break;
-		case XK_KP_Subtract: key = '-'; break;
-		case XK_KP_Divide: key = '/'; break;
-
-#if 0
-		case 0x021: key = '1';break;/* [!] */
-		case 0x040: key = '2';break;/* [@] */
-		case 0x023: key = '3';break;/* [#] */
-		case 0x024: key = '4';break;/* [$] */
-		case 0x025: key = '5';break;/* [%] */
-		case 0x05e: key = '6';break;/* [^] */
-		case 0x026: key = '7';break;/* [&] */
-		case 0x02a: key = '8';break;/* [*] */
-		case 0x028: key = '9';;break;/* [(] */
-		case 0x029: key = '0';break;/* [)] */
-		case 0x05f: key = '-';break;/* [_] */
-		case 0x02b: key = '=';break;/* [+] */
-		case 0x07c: key = '\'';break;/* [|] */
-		case 0x07d: key = '[';break;/* [}] */
-		case 0x07b: key = ']';break;/* [{] */
-		case 0x022: key = '\'';break;/* ["] */
-		case 0x03a: key = ';';break;/* [:] */
-		case 0x03f: key = '/';break;/* [?] */
-		case 0x03e: key = '.';break;/* [>] */
-		case 0x03c: key = ',';break;/* [<] */
-#endif
-
-		default:
-			key = *(unsigned char*)buf;
-			if (key >= 'A' && key <= 'Z')
-				key = key - 'A' + 'a';
-			break;
-	} 
-
-	return key;
-}
-
-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
-	XDefineCursor(dpy, win, CreateNullCursor(dpy, win));
-
-	XGrabPointer(dpy, win,
-				 True,
-				 0,
-				 GrabModeAsync, GrabModeAsync,
-				 win,
-				 None,
-				 CurrentTime);
-
-	if (in_dgamouse.value) {
-		int MajorVersion, MinorVersion;
-
-		if (!XF86DGAQueryVersion(dpy, &MajorVersion, &MinorVersion)) { 
-			// unable to query, probalby not supported
-			Con_Printf( "Failed to detect XF86DGA Mouse\n" );
-			in_dgamouse.value = 0;
-		} else {
-			dgamouse = true;
-			XF86DGADirectVideo(dpy, DefaultScreen(dpy), XF86DGADirectMouse);
-			XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0);
-		}
-	} else {
-		XWarpPointer(dpy, None, win,
-					 0, 0, 0, 0,
-					 vid.width / 2, vid.height / 2);
-	}
-
-	XGrabKeyboard(dpy, win,
-				  False,
-				  GrabModeAsync, GrabModeAsync,
-				  CurrentTime);
-
-	mouse_active = true;
-
-//	XSync(dpy, True);
-}
-
-static void uninstall_grabs(void)
-{
-	if (!dpy || !win)
-		return;
-
-	if (dgamouse) {
-		dgamouse = false;
-		XF86DGADirectVideo(dpy, DefaultScreen(dpy), 0);
-	}
-
-	XUngrabPointer(dpy, CurrentTime);
-	XUngrabKeyboard(dpy, CurrentTime);
-
-// inviso cursor
-	XUndefineCursor(dpy, win);
-
-	mouse_active = false;
-}
-
-static void HandleEvents(void)
-{
-	XEvent event;
-	KeySym ks;
-	int b;
-	qboolean dowarp = false;
-	int mwx = vid.width/2;
-	int mwy = vid.height/2;
-
-	if (!dpy)
-		return;
-
-	while (XPending(dpy)) {
-		XNextEvent(dpy, &event);
-
-		switch (event.type) {
-		case KeyPress:
-		case KeyRelease:
-			Key_Event(XLateKey(&event.xkey), event.type == KeyPress);
-			break;
-
-		case MotionNotify:
-			if (mouse_active) {
-				if (dgamouse) {
-					mx += (event.xmotion.x + win_x) * 2;
-					my += (event.xmotion.y + win_y) * 2;
-				} 
-				else 
-				{
-					mx += ((int)event.xmotion.x - mwx) * 2;
-					my += ((int)event.xmotion.y - mwy) * 2;
-					mwx = event.xmotion.x;
-					mwy = event.xmotion.y;
-
-					if (mx || my)
-						dowarp = true;
-				}
-			}
-			break;
-
-			break;
-
-		case ButtonPress:
-			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;
-			if (b>=0)
-				Key_Event(K_MOUSE1 + b, true);
-			break;
-
-		case ButtonRelease:
-			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;
-			if (b>=0)
-				Key_Event(K_MOUSE1 + b, false);
-			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) {
-		/* move the mouse to the window center again */
-		XWarpPointer(dpy, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
-	}
-
-}
-
-static void IN_DeactivateMouse( void ) 
-{
-	if (!mouse_avail || !dpy || !win)
-		return;
-
-	if (mouse_active) {
-		uninstall_grabs();
-		mouse_active = false;
-	}
-}
-
-static void IN_ActivateMouse( void ) 
-{
-	if (!mouse_avail || !dpy || !win)
-		return;
-
-	if (!mouse_active) {
-		mx = my = 0; // don't spazz
-		install_grabs();
-		mouse_active = true;
-	}
-}
-
-
-void VID_Shutdown(void)
-{
-	if (!ctx || !dpy)
-		return;
-	IN_DeactivateMouse();
-	if (dpy) {
-		if (ctx)
-			glXDestroyContext(dpy, ctx);
-		if (win)
-			XDestroyWindow(dpy, win);
-		if (vidmode_active)
-			XF86VidModeSwitchToMode(dpy, scrnum, vidmodes[0]);
-		XCloseDisplay(dpy);
-	}
-	vidmode_active = false;
-	dpy = NULL;
-	win = 0;
-	ctx = NULL;
-}
-
-void signal_handler(int sig)
-{
-	printf("Received signal %d, exiting...\n", sig);
-	Sys_Quit();
-	exit(0);
-}
-
-void InitSig(void)
-{
-	signal(SIGHUP, signal_handler);
-	signal(SIGINT, signal_handler);
-	signal(SIGQUIT, signal_handler);
-	signal(SIGILL, signal_handler);
-	signal(SIGTRAP, signal_handler);
-	signal(SIGIOT, signal_handler);
-	signal(SIGBUS, signal_handler);
-	signal(SIGFPE, signal_handler);
-	signal(SIGSEGV, signal_handler);
-	signal(SIGTERM, signal_handler);
-}
-
-void VID_ShiftPalette(unsigned char *p)
-{
-//	VID_SetPalette(p);
-}
-
-void	VID_SetPalette (unsigned char *palette)
-{
-	byte	*pal;
-	unsigned r,g,b;
-	unsigned v;
-	int     r1,g1,b1;
-	int		j,k,l,m;
-	unsigned short i;
-	unsigned	*table;
-	FILE *f;
-	char s[255];
-	int dist, bestdist;
-
-//
-// 8 8 8 encoding
-//
-	pal = palette;
-	table = d_8to24table;
-	for (i=0 ; i<256 ; i++)
-	{
-		r = pal[0];
-		g = pal[1];
-		b = pal[2];
-		pal += 3;
-		
-		v = (255<<24) + (r<<0) + (g<<8) + (b<<16);
-		*table++ = v;
-	}
-	d_8to24table[255] &= 0xffffff;	// 255 is transparent
-
-	for (i=0; i < (1<<15); i++) {
-		/* Maps
-		000000000000000
-		000000000011111 = Red  = 0x1F
-		000001111100000 = Blue = 0x03E0
-		111110000000000 = Grn  = 0x7C00
-		*/
-		r = ((i & 0x1F) << 3)+4;
-		g = ((i & 0x03E0) >> 2)+4;
-		b = ((i & 0x7C00) >> 7)+4;
-		pal = (unsigned char *)d_8to24table;
-		for (v=0,k=0,bestdist=10000*10000; v<256; v++,pal+=4) {
-			r1 = (int)r - (int)pal[0];
-			g1 = (int)g - (int)pal[1];
-			b1 = (int)b - (int)pal[2];
-			dist = (r1*r1)+(g1*g1)+(b1*b1);
-			if (dist < bestdist) {
-				k=v;
-				bestdist = dist;
-			}
-		}
-		d_15to8table[i]=k;
-	}
-}
-
-void CheckMultiTextureExtensions(void) 
-{
-	void *prjobj;
-
-	if (strstr(gl_extensions, "GL_SGIS_multitexture ") && !COM_CheckParm("-nomtex")) {
-		Con_Printf("Found GL_SGIS_multitexture...\n");
-
-		if ((prjobj = dlopen(NULL, RTLD_LAZY)) == NULL) {
-			Con_Printf("Unable to open symbol list for main program.\n");
-			return;
-		}
-
-		qglMTexCoord2fSGIS = (void *) dlsym(prjobj, "glMTexCoord2fSGIS");
-		qglSelectTextureSGIS = (void *) dlsym(prjobj, "glSelectTextureSGIS");
-
-		if (qglMTexCoord2fSGIS && qglSelectTextureSGIS) {
-			Con_Printf("Multitexture extensions found.\n");
-			gl_mtexable = true;
-		} else
-			Con_Printf("Symbol not found, disabled.\n");
-
-		dlclose(prjobj);
-	}
-}
-
-/*
-===============
-GL_Init
-===============
-*/
-void GL_Init (void)
-{
-	gl_vendor = glGetString (GL_VENDOR);
-	Con_Printf ("GL_VENDOR: %s\n", gl_vendor);
-	gl_renderer = glGetString (GL_RENDERER);
-	Con_Printf ("GL_RENDERER: %s\n", gl_renderer);
-
-	gl_version = glGetString (GL_VERSION);
-	Con_Printf ("GL_VERSION: %s\n", gl_version);
-	gl_extensions = glGetString (GL_EXTENSIONS);
-	Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions);
-
-//	Con_Printf ("%s %s\n", gl_renderer, gl_version);
-
-	CheckMultiTextureExtensions ();
-
-	glClearColor (1,0,0,0);
-	glCullFace(GL_FRONT);
-	glEnable(GL_TEXTURE_2D);
-
-	glEnable(GL_ALPHA_TEST);
-	glAlphaFunc(GL_GREATER, 0.666);
-
-	glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
-	glShadeModel (GL_FLAT);
-
-	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
-	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
-
-	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
-//	glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
-	glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
-}
-
-/*
-=================
-GL_BeginRendering
-
-=================
-*/
-void GL_BeginRendering (int *x, int *y, int *width, int *height)
-{
-	extern cvar_t gl_clear;
-
-	*x = *y = 0;
-	*width = scr_width;
-	*height = scr_height;
-
-//    if (!wglMakeCurrent( maindc, baseRC ))
-//		Sys_Error ("wglMakeCurrent failed");
-
-//	glViewport (*x, *y, *width, *height);
-}
-
-
-void GL_EndRendering (void)
-{
-	glFlush();
-	glXSwapBuffers(dpy, win);
-}
-
-qboolean VID_Is8bit(void)
-{
-	return is8bit;
-}
-
-void VID_Init8bitPalette(void) 
-{
-	// Check for 8bit Extensions and initialize them.
-	int i;
-	void *prjobj;
-
-	if ((prjobj = dlopen(NULL, RTLD_LAZY)) == NULL) {
-		Con_Printf("Unable to open symbol list for main program.\n");
-		return;
-	}
-
-	if (strstr(gl_extensions, "3DFX_set_global_palette") &&
-		(qgl3DfxSetPaletteEXT = dlsym(prjobj, "gl3DfxSetPaletteEXT")) != NULL) {
-		GLubyte table[256][4];
-		char *oldpal;
-
-		Con_SafePrintf("8-bit GL extensions enabled.\n");
-		glEnable( GL_SHARED_TEXTURE_PALETTE_EXT );
-		oldpal = (char *) d_8to24table; //d_8to24table3dfx;
-		for (i=0;i<256;i++) {
-			table[i][2] = *oldpal++;
-			table[i][1] = *oldpal++;
-			table[i][0] = *oldpal++;
-			table[i][3] = 255;
-			oldpal++;
-		}
-		qgl3DfxSetPaletteEXT((GLuint *)table);
-		is8bit = true;
-
-	} else if (strstr(gl_extensions, "GL_EXT_shared_texture_palette") &&
-		(qglColorTableEXT = dlsym(prjobj, "glColorTableEXT")) != NULL) {
-		char thePalette[256*3];
-		char *oldPalette, *newPalette;
-
-		Con_SafePrintf("8-bit GL extensions enabled.\n");
-		glEnable( GL_SHARED_TEXTURE_PALETTE_EXT );
-		oldPalette = (char *) d_8to24table; //d_8to24table3dfx;
-		newPalette = thePalette;
-		for (i=0;i<256;i++) {
-			*newPalette++ = *oldPalette++;
-			*newPalette++ = *oldPalette++;
-			*newPalette++ = *oldPalette++;
-			oldPalette++;
-		}
-		qglColorTableEXT(GL_SHARED_TEXTURE_PALETTE_EXT, GL_RGB, 256, GL_RGB, GL_UNSIGNED_BYTE, (void *) thePalette);
-		is8bit = true;
-	}
-	
-	dlclose(prjobj);
-}
-
-static void Check_Gamma (unsigned char *pal)
-{
-	float	f, inf;
-	unsigned char	palette[768];
-	int		i;
-
-	if ((i = COM_CheckParm("-gamma")) == 0) {
-		if ((gl_renderer && strstr(gl_renderer, "Voodoo")) ||
-			(gl_vendor && strstr(gl_vendor, "3Dfx")))
-			vid_gamma = 1;
-		else
-			vid_gamma = 0.7; // default to 0.7 on non-3dfx hardware
-	} else
-		vid_gamma = Q_atof(com_argv[i+1]);
-
-	for (i=0 ; i<768 ; i++)
-	{
-		f = pow ( (pal[i]+1)/256.0 , vid_gamma );
-		inf = f*255 + 0.5;
-		if (inf < 0)
-			inf = 0;
-		if (inf > 255)
-			inf = 255;
-		palette[i] = inf;
-	}
-
-	memcpy (pal, palette, sizeof(palette));
-}
-
-void VID_Init(unsigned char *palette)
-{
-	int i;
-	int attrib[] = {
-		GLX_RGBA,
-		GLX_RED_SIZE, 1,
-		GLX_GREEN_SIZE, 1,
-		GLX_BLUE_SIZE, 1,
-		GLX_DOUBLEBUFFER,
-		GLX_DEPTH_SIZE, 1,
-		None
-	};
-	char	gldir[MAX_OSPATH];
-	int width = 640, height = 480;
-	XSetWindowAttributes attr;
-	unsigned long mask;
-	Window root;
-	XVisualInfo *visinfo;
-	qboolean fullscreen = true;
-	int MajorVersion, MinorVersion;
-	int actualWidth, actualHeight;
-
-	Cvar_RegisterVariable (&vid_mode);
-	Cvar_RegisterVariable (&in_mouse);
-	Cvar_RegisterVariable (&in_dgamouse);
-	Cvar_RegisterVariable (&m_filter);
-	Cvar_RegisterVariable (&gl_ztrick);
-	
-	vid.maxwarpwidth = WARP_WIDTH;
-	vid.maxwarpheight = WARP_HEIGHT;
-	vid.colormap = host_colormap;
-	vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048));
-
-// interpret command-line params
-
-// set vid parameters
-	if ((i = COM_CheckParm("-window")) != 0)
-		fullscreen = false;
-
-	if ((i = COM_CheckParm("-width")) != 0)
-		width = atoi(com_argv[i+1]);
-
-	if ((i = COM_CheckParm("-height")) != 0)
-		height = atoi(com_argv[i+1]);
-
-	if ((i = COM_CheckParm("-conwidth")) != 0)
-		vid.conwidth = Q_atoi(com_argv[i+1]);
-	else
-		vid.conwidth = 640;
-
-	vid.conwidth &= 0xfff8; // make it a multiple of eight
-
-	if (vid.conwidth < 320)
-		vid.conwidth = 320;
-
-	// pick a conheight that matches with correct aspect
-	vid.conheight = vid.conwidth*3 / 4;
-
-	if ((i = COM_CheckParm("-conheight")) != 0)
-		vid.conheight = Q_atoi(com_argv[i+1]);
-	if (vid.conheight < 200)
-		vid.conheight = 200;
-
-	if (!(dpy = XOpenDisplay(NULL))) {
-		fprintf(stderr, "Error couldn't open the X display\n");
-		exit(1);
-	}
-
-	scrnum = DefaultScreen(dpy);
-	root = RootWindow(dpy, scrnum);
-
-	// Get video mode list
-	MajorVersion = MinorVersion = 0;
-	if (!XF86VidModeQueryVersion(dpy, &MajorVersion, &MinorVersion)) { 
-		vidmode_ext = false;
-	} else {
-		Con_Printf("Using XFree86-VidModeExtension Version %d.%d\n", MajorVersion, MinorVersion);
-		vidmode_ext = true;
-	}
-
-	visinfo = glXChooseVisual(dpy, scrnum, attrib);
-	if (!visinfo) {
-		fprintf(stderr, "qkHack: Error couldn't get an RGB, Double-buffered, Depth visual\n");
-		exit(1);
-	}
-
-	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 (width > vidmodes[i]->hdisplay ||
-					height > vidmodes[i]->vdisplay)
-					continue;
-
-				x = width - vidmodes[i]->hdisplay;
-				y = height - 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 = true;
-
-				// Move the viewport to top left
-				XF86VidModeSetViewPort(dpy, scrnum, 0, 0);
-			} else
-				fullscreen = 0;
-		}
-	}
-
-	/* window attributes */
-	attr.background_pixel = 0;
-	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, width, height,
-						0, visinfo->depth, InputOutput,
-						visinfo->visual, mask, &attr);
-	XMapWindow(dpy, win);
-
-	if (vidmode_active) {
-		XMoveWindow(dpy, win, 0, 0);
-		XRaiseWindow(dpy, win);
-		XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0);
-		XFlush(dpy);
-		// Move the viewport to top left
-		XF86VidModeSetViewPort(dpy, scrnum, 0, 0);
-	}
-
-	XFlush(dpy);
-
-	ctx = glXCreateContext(dpy, visinfo, NULL, True);
-
-	glXMakeCurrent(dpy, win, ctx);
-
-	scr_width = width;
-	scr_height = height;
-
-	if (vid.conheight > height)
-		vid.conheight = height;
-	if (vid.conwidth > width)
-		vid.conwidth = width;
-	vid.width = vid.conwidth;
-	vid.height = vid.conheight;
-
-	vid.aspect = ((float)vid.height / (float)vid.width) * (320.0 / 240.0);
-	vid.numpages = 2;
-
-	InitSig(); // trap evil signals
-
-	GL_Init();
-
-	sprintf (gldir, "%s/glquake", com_gamedir);
-	Sys_mkdir (gldir);
-
-	VID_SetPalette(palette);
-
-	// Check for 3DFX Extensions and initialize them.
-	VID_Init8bitPalette();
-
-	Con_SafePrintf ("Video mode %dx%d initialized.\n", width, height);
-
-	vid.recalc_refdef = 1;				// force a surface cache flush
-}
-
-void Sys_SendKeyEvents(void)
-{
-	HandleEvents();
-}
-
-void Force_CenterView_f (void)
-{
-	cl.viewangles[PITCH] = 0;
-}
-
-void IN_Init(void)
-{
-}
-
-void IN_Shutdown(void)
-{
-}
-
-/*
-===========
-IN_Commands
-===========
-*/
-void IN_Commands (void)
-{
-	if (!dpy || !win)
-		return;
-
-	if (vidmode_active || key_dest == key_game)
-		IN_ActivateMouse();
-	else
-		IN_DeactivateMouse ();
-}
-
-/*
-===========
-IN_Move
-===========
-*/
-void IN_MouseMove (usercmd_t *cmd)
-{
-	if (!mouse_avail)
-		return;
-   
-	if (m_filter.value)
-	{
-		mx = (mx + old_mouse_x) * 0.5;
-		my = (my + old_mouse_y) * 0.5;
-	}
-	old_mouse_x = mx;
-	old_mouse_y = my;
-
-	mx *= sensitivity.value;
-	my *= sensitivity.value;
-
-// add mouse X/Y movement to cmd
-	if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) ))
-		cmd->sidemove += m_side.value * mx;
-	else
-		cl.viewangles[YAW] -= m_yaw.value * mx;
-	
-	if (in_mlook.state & 1)
-		V_StopPitchDrift ();
-		
-	if ( (in_mlook.state & 1) && !(in_strafe.state & 1))
-	{
-		cl.viewangles[PITCH] += m_pitch.value * my;
-		if (cl.viewangles[PITCH] > 80)
-			cl.viewangles[PITCH] = 80;
-		if (cl.viewangles[PITCH] < -70)
-			cl.viewangles[PITCH] = -70;
-	}
-	else
-	{
-		if ((in_strafe.state & 1) && noclip_anglehack)
-			cmd->upmove -= m_forward.value * my;
-		else
-			cmd->forwardmove -= m_forward.value * my;
-	}
-	mx = my = 0;
-}
-
-void IN_Move (usercmd_t *cmd)
-{
-	IN_MouseMove(cmd);
-}
-
-
+/*

+Copyright (C) 1996-1997 Id Software, Inc.

+

+This program 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.

+

+This program 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 this program; if not, write to the Free Software

+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

+

+*/

+#include <termios.h>

+#include <sys/ioctl.h>

+#include <sys/stat.h>

+#include <sys/vt.h>

+#include <stdarg.h>

+#include <stdio.h>

+#include <signal.h>

+

+#include <dlfcn.h>

+

+#include "quakedef.h"

+

+#include <GL/glx.h>

+

+#include <X11/keysym.h>

+#include <X11/cursorfont.h>

+

+#include <X11/extensions/xf86dga.h>

+#include <X11/extensions/xf86vmode.h>

+

+#define WARP_WIDTH              320

+#define WARP_HEIGHT             200

+

+static Display *dpy = NULL;

+static int scrnum;

+static Window win;

+static GLXContext ctx = NULL;

+

+#define KEY_MASK (KeyPressMask | KeyReleaseMask)

+#define MOUSE_MASK (ButtonPressMask | ButtonReleaseMask | \

+		    PointerMotionMask | ButtonMotionMask )

+#define X_MASK (KEY_MASK | MOUSE_MASK | VisibilityChangeMask | StructureNotifyMask )

+

+

+unsigned short	d_8to16table[256];

+unsigned		d_8to24table[256];

+unsigned char	d_15to8table[65536];

+

+cvar_t	vid_mode = {"vid_mode","0",false};

+ 

+static qboolean        mouse_avail;

+static qboolean        mouse_active;

+static int   mx, my;

+static int	old_mouse_x, old_mouse_y;

+

+static cvar_t in_mouse = {"in_mouse", "1", false};

+static cvar_t in_dgamouse = {"in_dgamouse", "1", false};

+static cvar_t m_filter = {"m_filter", "0"};

+

+qboolean dgamouse = false;

+qboolean vidmode_ext = false;

+

+static int win_x, win_y;

+

+static int scr_width, scr_height;

+

+static XF86VidModeModeInfo **vidmodes;

+static int default_dotclock_vidmode;

+static int num_vidmodes;

+static qboolean vidmode_active = false;

+

+/*-----------------------------------------------------------------------*/

+

+//int		texture_mode = GL_NEAREST;

+//int		texture_mode = GL_NEAREST_MIPMAP_NEAREST;

+//int		texture_mode = GL_NEAREST_MIPMAP_LINEAR;

+int		texture_mode = GL_LINEAR;

+//int		texture_mode = GL_LINEAR_MIPMAP_NEAREST;

+//int		texture_mode = GL_LINEAR_MIPMAP_LINEAR;

+

+int		texture_extension_number = 1;

+

+float		gldepthmin, gldepthmax;

+

+cvar_t	gl_ztrick = {"gl_ztrick","1"};

+

+const char *gl_vendor;

+const char *gl_renderer;

+const char *gl_version;

+const char *gl_extensions;

+

+void (*qglColorTableEXT) (int, int, int, int, int, const void*);

+void (*qgl3DfxSetPaletteEXT) (GLuint *);

+

+static float vid_gamma = 1.0;

+

+qboolean is8bit = false;

+qboolean isPermedia = false;

+qboolean gl_mtexable = false;

+

+/*-----------------------------------------------------------------------*/

+void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height)

+{

+}

+

+void D_EndDirectRect (int x, int y, int width, int height)

+{

+}

+

+static int XLateKey(XKeyEvent *ev)

+{

+

+	int key;

+	char buf[64];

+	KeySym keysym;

+

+	key = 0;

+

+	XLookupString(ev, buf, sizeof buf, &keysym, 0);

+

+	switch(keysym)

+	{

+		case XK_KP_Page_Up:	 

+		case XK_Page_Up:	 key = K_PGUP; break;

+

+		case XK_KP_Page_Down: 

+		case XK_Page_Down:	 key = K_PGDN; break;

+

+		case XK_KP_Home: 

+		case XK_Home:	 key = K_HOME; break;

+

+		case XK_KP_End:  

+		case XK_End:	 key = K_END; break;

+

+		case XK_KP_Left: 

+		case XK_Left:	 key = K_LEFTARROW; break;

+

+		case XK_KP_Right: 

+		case XK_Right:	key = K_RIGHTARROW;		break;

+

+		case XK_KP_Down: 

+		case XK_Down:	 key = K_DOWNARROW; break;

+

+		case XK_KP_Up:   

+		case XK_Up:		 key = K_UPARROW;	 break;

+

+		case XK_Escape: key = K_ESCAPE;		break;

+

+		case XK_KP_Enter: 

+		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;

+

+		case XK_BackSpace: key = K_BACKSPACE; break;

+

+		case XK_KP_Delete: 

+		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 = '5';	break;

+

+		case XK_KP_Insert: 

+		case XK_Insert:key = K_INS; break;

+

+		case XK_KP_Multiply: key = '*'; break;

+		case XK_KP_Add:  key = '+'; break;

+		case XK_KP_Subtract: key = '-'; break;

+		case XK_KP_Divide: key = '/'; break;

+

+#if 0

+		case 0x021: key = '1';break;/* [!] */

+		case 0x040: key = '2';break;/* [@] */

+		case 0x023: key = '3';break;/* [#] */

+		case 0x024: key = '4';break;/* [$] */

+		case 0x025: key = '5';break;/* [%] */

+		case 0x05e: key = '6';break;/* [^] */

+		case 0x026: key = '7';break;/* [&] */

+		case 0x02a: key = '8';break;/* [*] */

+		case 0x028: key = '9';;break;/* [(] */

+		case 0x029: key = '0';break;/* [)] */

+		case 0x05f: key = '-';break;/* [_] */

+		case 0x02b: key = '=';break;/* [+] */

+		case 0x07c: key = '\'';break;/* [|] */

+		case 0x07d: key = '[';break;/* [}] */

+		case 0x07b: key = ']';break;/* [{] */

+		case 0x022: key = '\'';break;/* ["] */

+		case 0x03a: key = ';';break;/* [:] */

+		case 0x03f: key = '/';break;/* [?] */

+		case 0x03e: key = '.';break;/* [>] */

+		case 0x03c: key = ',';break;/* [<] */

+#endif

+

+		default:

+			key = *(unsigned char*)buf;

+			if (key >= 'A' && key <= 'Z')

+				key = key - 'A' + 'a';

+			break;

+	} 

+

+	return key;

+}

+

+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

+	XDefineCursor(dpy, win, CreateNullCursor(dpy, win));

+

+	XGrabPointer(dpy, win,

+				 True,

+				 0,

+				 GrabModeAsync, GrabModeAsync,

+				 win,

+				 None,

+				 CurrentTime);

+

+	if (in_dgamouse.value) {

+		int MajorVersion, MinorVersion;

+

+		if (!XF86DGAQueryVersion(dpy, &MajorVersion, &MinorVersion)) { 

+			// unable to query, probalby not supported

+			Con_Printf( "Failed to detect XF86DGA Mouse\n" );

+			in_dgamouse.value = 0;

+		} else {

+			dgamouse = true;

+			XF86DGADirectVideo(dpy, DefaultScreen(dpy), XF86DGADirectMouse);

+			XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0);

+		}

+	} else {

+		XWarpPointer(dpy, None, win,

+					 0, 0, 0, 0,

+					 vid.width / 2, vid.height / 2);

+	}

+

+	XGrabKeyboard(dpy, win,

+				  False,

+				  GrabModeAsync, GrabModeAsync,

+				  CurrentTime);

+

+	mouse_active = true;

+

+//	XSync(dpy, True);

+}

+

+static void uninstall_grabs(void)

+{

+	if (!dpy || !win)

+		return;

+

+	if (dgamouse) {

+		dgamouse = false;

+		XF86DGADirectVideo(dpy, DefaultScreen(dpy), 0);

+	}

+

+	XUngrabPointer(dpy, CurrentTime);

+	XUngrabKeyboard(dpy, CurrentTime);

+

+// inviso cursor

+	XUndefineCursor(dpy, win);

+

+	mouse_active = false;

+}

+

+static void HandleEvents(void)

+{

+	XEvent event;

+	KeySym ks;

+	int b;

+	qboolean dowarp = false;

+	int mwx = vid.width/2;

+	int mwy = vid.height/2;

+

+	if (!dpy)

+		return;

+

+	while (XPending(dpy)) {

+		XNextEvent(dpy, &event);

+

+		switch (event.type) {

+		case KeyPress:

+		case KeyRelease:

+			Key_Event(XLateKey(&event.xkey), event.type == KeyPress);

+			break;

+

+		case MotionNotify:

+			if (mouse_active) {

+				if (dgamouse) {

+					mx += (event.xmotion.x + win_x) * 2;

+					my += (event.xmotion.y + win_y) * 2;

+				} 

+				else 

+				{

+					mx += ((int)event.xmotion.x - mwx) * 2;

+					my += ((int)event.xmotion.y - mwy) * 2;

+					mwx = event.xmotion.x;

+					mwy = event.xmotion.y;

+

+					if (mx || my)

+						dowarp = true;

+				}

+			}

+			break;

+

+			break;

+

+		case ButtonPress:

+			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;

+			if (b>=0)

+				Key_Event(K_MOUSE1 + b, true);

+			break;

+

+		case ButtonRelease:

+			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;

+			if (b>=0)

+				Key_Event(K_MOUSE1 + b, false);

+			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) {

+		/* move the mouse to the window center again */

+		XWarpPointer(dpy, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);

+	}

+

+}

+

+static void IN_DeactivateMouse( void ) 

+{

+	if (!mouse_avail || !dpy || !win)

+		return;

+

+	if (mouse_active) {

+		uninstall_grabs();

+		mouse_active = false;

+	}

+}

+

+static void IN_ActivateMouse( void ) 

+{

+	if (!mouse_avail || !dpy || !win)

+		return;

+

+	if (!mouse_active) {

+		mx = my = 0; // don't spazz

+		install_grabs();

+		mouse_active = true;

+	}

+}

+

+

+void VID_Shutdown(void)

+{

+	if (!ctx || !dpy)

+		return;

+	IN_DeactivateMouse();

+	if (dpy) {

+		if (ctx)

+			glXDestroyContext(dpy, ctx);

+		if (win)

+			XDestroyWindow(dpy, win);

+		if (vidmode_active)

+			XF86VidModeSwitchToMode(dpy, scrnum, vidmodes[0]);

+		XCloseDisplay(dpy);

+	}

+	vidmode_active = false;

+	dpy = NULL;

+	win = 0;

+	ctx = NULL;

+}

+

+void signal_handler(int sig)

+{

+	printf("Received signal %d, exiting...\n", sig);

+	Sys_Quit();

+	exit(0);

+}

+

+void InitSig(void)

+{

+	signal(SIGHUP, signal_handler);

+	signal(SIGINT, signal_handler);

+	signal(SIGQUIT, signal_handler);

+	signal(SIGILL, signal_handler);

+	signal(SIGTRAP, signal_handler);

+	signal(SIGIOT, signal_handler);

+	signal(SIGBUS, signal_handler);

+	signal(SIGFPE, signal_handler);

+	signal(SIGSEGV, signal_handler);

+	signal(SIGTERM, signal_handler);

+}

+

+void VID_ShiftPalette(unsigned char *p)

+{

+//	VID_SetPalette(p);

+}

+

+void	VID_SetPalette (unsigned char *palette)

+{

+	byte	*pal;

+	unsigned r,g,b;

+	unsigned v;

+	int     r1,g1,b1;

+	int		j,k,l,m;

+	unsigned short i;

+	unsigned	*table;

+	FILE *f;

+	char s[255];

+	int dist, bestdist;

+

+//

+// 8 8 8 encoding

+//

+	pal = palette;

+	table = d_8to24table;

+	for (i=0 ; i<256 ; i++)

+	{

+		r = pal[0];

+		g = pal[1];

+		b = pal[2];

+		pal += 3;

+		

+		v = (255<<24) + (r<<0) + (g<<8) + (b<<16);

+		*table++ = v;

+	}

+	d_8to24table[255] &= 0xffffff;	// 255 is transparent

+

+	for (i=0; i < (1<<15); i++) {

+		/* Maps

+		000000000000000

+		000000000011111 = Red  = 0x1F

+		000001111100000 = Blue = 0x03E0

+		111110000000000 = Grn  = 0x7C00

+		*/

+		r = ((i & 0x1F) << 3)+4;

+		g = ((i & 0x03E0) >> 2)+4;

+		b = ((i & 0x7C00) >> 7)+4;

+		pal = (unsigned char *)d_8to24table;

+		for (v=0,k=0,bestdist=10000*10000; v<256; v++,pal+=4) {

+			r1 = (int)r - (int)pal[0];

+			g1 = (int)g - (int)pal[1];

+			b1 = (int)b - (int)pal[2];

+			dist = (r1*r1)+(g1*g1)+(b1*b1);

+			if (dist < bestdist) {

+				k=v;

+				bestdist = dist;

+			}

+		}

+		d_15to8table[i]=k;

+	}

+}

+

+void CheckMultiTextureExtensions(void) 

+{

+	void *prjobj;

+

+	if (strstr(gl_extensions, "GL_SGIS_multitexture ") && !COM_CheckParm("-nomtex")) {

+		Con_Printf("Found GL_SGIS_multitexture...\n");

+

+		if ((prjobj = dlopen(NULL, RTLD_LAZY)) == NULL) {

+			Con_Printf("Unable to open symbol list for main program.\n");

+			return;

+		}

+

+		qglMTexCoord2fSGIS = (void *) dlsym(prjobj, "glMTexCoord2fSGIS");

+		qglSelectTextureSGIS = (void *) dlsym(prjobj, "glSelectTextureSGIS");

+

+		if (qglMTexCoord2fSGIS && qglSelectTextureSGIS) {

+			Con_Printf("Multitexture extensions found.\n");

+			gl_mtexable = true;

+		} else

+			Con_Printf("Symbol not found, disabled.\n");

+

+		dlclose(prjobj);

+	}

+}

+

+/*

+===============

+GL_Init

+===============

+*/

+void GL_Init (void)

+{

+	gl_vendor = glGetString (GL_VENDOR);

+	Con_Printf ("GL_VENDOR: %s\n", gl_vendor);

+	gl_renderer = glGetString (GL_RENDERER);

+	Con_Printf ("GL_RENDERER: %s\n", gl_renderer);

+

+	gl_version = glGetString (GL_VERSION);

+	Con_Printf ("GL_VERSION: %s\n", gl_version);

+	gl_extensions = glGetString (GL_EXTENSIONS);

+	Con_Printf ("Printing GL_EXTENSIONS string was causing buffer overflow. Kind of fixed by not printing it at all.");

+	//Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions);

+

+//	Con_Printf ("%s %s\n", gl_renderer, gl_version);

+

+	CheckMultiTextureExtensions ();

+

+	glClearColor (1,0,0,0);

+	glCullFace(GL_FRONT);

+	glEnable(GL_TEXTURE_2D);

+

+	glEnable(GL_ALPHA_TEST);

+	glAlphaFunc(GL_GREATER, 0.666);

+

+	glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);

+	glShadeModel (GL_FLAT);

+

+	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);

+	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);

+	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);

+	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);

+

+	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

+

+//	glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);

+	glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);

+}

+

+/*

+=================

+GL_BeginRendering

+

+=================

+*/

+void GL_BeginRendering (int *x, int *y, int *width, int *height)

+{

+	extern cvar_t gl_clear;

+

+	*x = *y = 0;

+	*width = scr_width;

+	*height = scr_height;

+

+//    if (!wglMakeCurrent( maindc, baseRC ))

+//		Sys_Error ("wglMakeCurrent failed");

+

+//	glViewport (*x, *y, *width, *height);

+}

+

+

+void GL_EndRendering (void)

+{

+	glFlush();

+	glXSwapBuffers(dpy, win);

+}

+

+qboolean VID_Is8bit(void)

+{

+	return is8bit;

+}

+

+void VID_Init8bitPalette(void) 

+{

+	// Check for 8bit Extensions and initialize them.

+	int i;

+	void *prjobj;

+

+	if ((prjobj = dlopen(NULL, RTLD_LAZY)) == NULL) {

+		Con_Printf("Unable to open symbol list for main program.\n");

+		return;

+	}

+

+	if (strstr(gl_extensions, "3DFX_set_global_palette") &&

+		(qgl3DfxSetPaletteEXT = dlsym(prjobj, "gl3DfxSetPaletteEXT")) != NULL) {

+		GLubyte table[256][4];

+		char *oldpal;

+

+		Con_SafePrintf("8-bit GL extensions enabled.\n");

+		glEnable( GL_SHARED_TEXTURE_PALETTE_EXT );

+		oldpal = (char *) d_8to24table; //d_8to24table3dfx;

+		for (i=0;i<256;i++) {

+			table[i][2] = *oldpal++;

+			table[i][1] = *oldpal++;

+			table[i][0] = *oldpal++;

+			table[i][3] = 255;

+			oldpal++;

+		}

+		qgl3DfxSetPaletteEXT((GLuint *)table);

+		is8bit = true;

+

+	} else if (strstr(gl_extensions, "GL_EXT_shared_texture_palette") &&

+		(qglColorTableEXT = dlsym(prjobj, "glColorTableEXT")) != NULL) {

+		char thePalette[256*3];

+		char *oldPalette, *newPalette;

+

+		Con_SafePrintf("8-bit GL extensions enabled.\n");

+		glEnable( GL_SHARED_TEXTURE_PALETTE_EXT );

+		oldPalette = (char *) d_8to24table; //d_8to24table3dfx;

+		newPalette = thePalette;

+		for (i=0;i<256;i++) {

+			*newPalette++ = *oldPalette++;

+			*newPalette++ = *oldPalette++;

+			*newPalette++ = *oldPalette++;

+			oldPalette++;

+		}

+		qglColorTableEXT(GL_SHARED_TEXTURE_PALETTE_EXT, GL_RGB, 256, GL_RGB, GL_UNSIGNED_BYTE, (void *) thePalette);

+		is8bit = true;

+	}

+	

+	dlclose(prjobj);

+}

+

+static void Check_Gamma (unsigned char *pal)

+{

+	float	f, inf;

+	unsigned char	palette[768];

+	int		i;

+

+	if ((i = COM_CheckParm("-gamma")) == 0) {

+		if ((gl_renderer && strstr(gl_renderer, "Voodoo")) ||

+			(gl_vendor && strstr(gl_vendor, "3Dfx")))

+			vid_gamma = 1;

+		else

+			vid_gamma = 0.7; // default to 0.7 on non-3dfx hardware

+	} else

+		vid_gamma = Q_atof(com_argv[i+1]);

+

+	for (i=0 ; i<768 ; i++)

+	{

+		f = pow ( (pal[i]+1)/256.0 , vid_gamma );

+		inf = f*255 + 0.5;

+		if (inf < 0)

+			inf = 0;

+		if (inf > 255)

+			inf = 255;

+		palette[i] = inf;

+	}

+

+	memcpy (pal, palette, sizeof(palette));

+}

+

+void VID_Init(unsigned char *palette)

+{

+	int i;

+	int attrib[] = {

+		GLX_RGBA,

+		GLX_RED_SIZE, 1,

+		GLX_GREEN_SIZE, 1,

+		GLX_BLUE_SIZE, 1,

+		GLX_DOUBLEBUFFER,

+		GLX_DEPTH_SIZE, 1,

+		None

+	};

+	char	gldir[MAX_OSPATH];

+	int width = 640, height = 480;

+	XSetWindowAttributes attr;

+	unsigned long mask;

+	Window root;

+	XVisualInfo *visinfo;

+	qboolean fullscreen = true;

+	int MajorVersion, MinorVersion;

+	int actualWidth, actualHeight;

+

+	Cvar_RegisterVariable (&vid_mode);

+	Cvar_RegisterVariable (&in_mouse);

+	Cvar_RegisterVariable (&in_dgamouse);

+	Cvar_RegisterVariable (&m_filter);

+	Cvar_RegisterVariable (&gl_ztrick);

+	

+	vid.maxwarpwidth = WARP_WIDTH;

+	vid.maxwarpheight = WARP_HEIGHT;

+	vid.colormap = host_colormap;

+	vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048));

+

+// interpret command-line params

+

+// set vid parameters

+	if ((i = COM_CheckParm("-window")) != 0)

+		fullscreen = false;

+

+	if ((i = COM_CheckParm("-width")) != 0)

+		width = atoi(com_argv[i+1]);

+

+	if ((i = COM_CheckParm("-height")) != 0)

+		height = atoi(com_argv[i+1]);

+

+	if ((i = COM_CheckParm("-conwidth")) != 0)

+		vid.conwidth = Q_atoi(com_argv[i+1]);

+	else

+		vid.conwidth = 640;

+

+	vid.conwidth &= 0xfff8; // make it a multiple of eight

+

+	if (vid.conwidth < 320)

+		vid.conwidth = 320;

+

+	// pick a conheight that matches with correct aspect

+	vid.conheight = vid.conwidth*3 / 4;

+

+	if ((i = COM_CheckParm("-conheight")) != 0)

+		vid.conheight = Q_atoi(com_argv[i+1]);

+	if (vid.conheight < 200)

+		vid.conheight = 200;

+

+	if (!(dpy = XOpenDisplay(NULL))) {

+		fprintf(stderr, "Error couldn't open the X display\n");

+		exit(1);

+	}

+

+	scrnum = DefaultScreen(dpy);

+	root = RootWindow(dpy, scrnum);

+

+	// Get video mode list

+	MajorVersion = MinorVersion = 0;

+	if (!XF86VidModeQueryVersion(dpy, &MajorVersion, &MinorVersion)) { 

+		vidmode_ext = false;

+	} else {

+		Con_Printf("Using XFree86-VidModeExtension Version %d.%d\n", MajorVersion, MinorVersion);

+		vidmode_ext = true;

+	}

+

+	visinfo = glXChooseVisual(dpy, scrnum, attrib);

+	if (!visinfo) {

+		fprintf(stderr, "qkHack: Error couldn't get an RGB, Double-buffered, Depth visual\n");

+		exit(1);

+	}

+

+	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 (width > vidmodes[i]->hdisplay ||

+					height > vidmodes[i]->vdisplay)

+					continue;

+

+				x = width - vidmodes[i]->hdisplay;

+				y = height - 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 = true;

+

+				// Move the viewport to top left

+				XF86VidModeSetViewPort(dpy, scrnum, 0, 0);

+			} else

+				fullscreen = 0;

+		}

+	}

+

+	/* window attributes */

+	attr.background_pixel = 0;

+	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, width, height,

+						0, visinfo->depth, InputOutput,

+						visinfo->visual, mask, &attr);

+	XMapWindow(dpy, win);

+

+	if (vidmode_active) {

+		XMoveWindow(dpy, win, 0, 0);

+		XRaiseWindow(dpy, win);

+		XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0);

+		XFlush(dpy);

+		// Move the viewport to top left

+		XF86VidModeSetViewPort(dpy, scrnum, 0, 0);

+	}

+	mouse_avail = true;

+	XFlush(dpy);

+

+	ctx = glXCreateContext(dpy, visinfo, NULL, True);

+

+	glXMakeCurrent(dpy, win, ctx);

+

+	scr_width = width;

+	scr_height = height;

+

+	if (vid.conheight > height)

+		vid.conheight = height;

+	if (vid.conwidth > width)

+		vid.conwidth = width;

+	vid.width = vid.conwidth;

+	vid.height = vid.conheight;

+

+	vid.aspect = ((float)vid.height / (float)vid.width) * (320.0 / 240.0);

+	vid.numpages = 2;

+

+	InitSig(); // trap evil signals

+

+	GL_Init();

+

+	sprintf (gldir, "%s/glquake", com_gamedir);

+	Sys_mkdir (gldir);

+

+	VID_SetPalette(palette);

+

+	// Check for 3DFX Extensions and initialize them.

+	VID_Init8bitPalette();

+

+	Con_SafePrintf ("Video mode %dx%d initialized.\n", width, height);

+

+	vid.recalc_refdef = 1;				// force a surface cache flush

+}

+

+void Sys_SendKeyEvents(void)

+{

+	HandleEvents();

+}

+

+void Force_CenterView_f (void)

+{

+	cl.viewangles[PITCH] = 0;

+}

+

+void IN_Init(void)

+{

+}

+

+void IN_Shutdown(void)

+{

+}

+

+/*

+===========

+IN_Commands

+===========

+*/

+void IN_Commands (void)

+{

+	if (!dpy || !win)

+		return;

+

+	if (vidmode_active || key_dest == key_game)

+		IN_ActivateMouse();

+	else

+		IN_DeactivateMouse ();

+}

+

+/*

+===========

+IN_Move

+===========

+*/

+void IN_MouseMove (usercmd_t *cmd)

+{

+	if (!mouse_avail)

+		return;

+   

+	if (m_filter.value)

+	{

+		mx = (mx + old_mouse_x) * 0.5;

+		my = (my + old_mouse_y) * 0.5;

+	}

+	old_mouse_x = mx;

+	old_mouse_y = my;

+

+	mx *= sensitivity.value;

+	my *= sensitivity.value;

+

+// add mouse X/Y movement to cmd

+	if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) ))

+		cmd->sidemove += m_side.value * mx;

+	else

+		cl.viewangles[YAW] -= m_yaw.value * mx;

+	

+	if (in_mlook.state & 1)

+		V_StopPitchDrift ();

+		

+	if ( (in_mlook.state & 1) && !(in_strafe.state & 1))

+	{

+		cl.viewangles[PITCH] += m_pitch.value * my;

+		if (cl.viewangles[PITCH] > 80)

+			cl.viewangles[PITCH] = 80;

+		if (cl.viewangles[PITCH] < -70)

+			cl.viewangles[PITCH] = -70;

+	}

+	else

+	{

+		if ((in_strafe.state & 1) && noclip_anglehack)

+			cmd->upmove -= m_forward.value * my;

+		else

+			cmd->forwardmove -= m_forward.value * my;

+	}

+	mx = my = 0;

+}

+

+void IN_Move (usercmd_t *cmd)

+{

+	IN_MouseMove(cmd);

+}

+

+