From a8f828a066773a59fdf646299359d35ae0e845af Mon Sep 17 00:00:00 2001
From: wyatt8740 <wyatt8740@yahoo.com>
Date: Mon, 6 Jan 2014 12:02:16 -0500
Subject: Removed accidental upload of copyrighted map files

---
 WinQuake/gl_vidlinux.c | 1732 ++++++++++++++++++++++++------------------------
 1 file changed, 866 insertions(+), 866 deletions(-)

(limited to 'WinQuake/gl_vidlinux.c')

diff --git a/WinQuake/gl_vidlinux.c b/WinQuake/gl_vidlinux.c
index c29f042..d2b7646 100644
--- a/WinQuake/gl_vidlinux.c
+++ b/WinQuake/gl_vidlinux.c
@@ -1,866 +1,866 @@
-/*
-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 <asm/io.h>
-#include <dlfcn.h>
-
-/*#include "vga.h" */
-#include "vgakeyboard.h"
-#include "vgamouse.h"
-
-#include "quakedef.h"
-#include "GL/fxmesa.h"
-
-#define WARP_WIDTH              320
-#define WARP_HEIGHT             200
-
-static fxMesaContext fc = NULL;
-#define stringify(m) { #m, m }
-
-unsigned short	d_8to16table[256];
-unsigned	d_8to24table[256];
-unsigned char d_15to8table[65536];
-
-int num_shades=32;
-
-struct
-{
-	char *name;
-	int num;
-} mice[] =
-{
-	stringify(MOUSE_MICROSOFT),
-	stringify(MOUSE_MOUSESYSTEMS),
-	stringify(MOUSE_MMSERIES),
-	stringify(MOUSE_LOGITECH),
-	stringify(MOUSE_BUSMOUSE),
-	stringify(MOUSE_PS2),
-};
-
-static unsigned char scantokey[128];
-
-int num_mice = sizeof (mice) / sizeof(mice[0]);
-
-int	d_con_indirect = 0;
-
-int		svgalib_inited=0;
-int		UseMouse = 1;
-int		UseKeyboard = 1;
-
-int		mouserate = MOUSE_DEFAULTSAMPLERATE;
-
-cvar_t		vid_mode = {"vid_mode","5",false};
-cvar_t		vid_redrawfull = {"vid_redrawfull","0",false};
-cvar_t		vid_waitforrefresh = {"vid_waitforrefresh","0",true};
- 
-char	*framebuffer_ptr;
-
-cvar_t  mouse_button_commands[3] =
-{
-    {"mouse1","+attack"},
-    {"mouse2","+strafe"},
-    {"mouse3","+forward"},
-};
-
-int     mouse_buttons;
-int     mouse_buttonstate;
-int     mouse_oldbuttonstate;
-float   mouse_x, mouse_y;
-float	old_mouse_x, old_mouse_y;
-int		mx, my;
-
-cvar_t	m_filter = {"m_filter","1"};
-
-int scr_width, scr_height;
-
-/*-----------------------------------------------------------------------*/
-
-//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 (*qgl3DfxSetPaletteEXT) (GLuint *);
-void (*qglColorTableEXT) (int, int, int, int, int, const void *);
-
-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)
-{
-}
-
-int matchmouse(int mouse, char *name)
-{
-	int i;
-	for (i=0 ; i<num_mice ; i++)
-		if (!strcmp(mice[i].name, name))
-			return i;
-	return mouse;
-}
-
-#if 0
-
-void vtswitch(int newconsole)
-{
-
-	int fd;
-	struct vt_stat x;
-
-// switch consoles and wait until reactivated
-	fd = open("/dev/console", O_RDONLY);
-	ioctl(fd, VT_GETSTATE, &x);
-	ioctl(fd, VT_ACTIVATE, newconsole);
-	ioctl(fd, VT_WAITACTIVE, x.v_active);
-	close(fd);
-
-}
-
-#endif
-
-void keyhandler(int scancode, int state)
-{
-	
-	int sc;
-
-	sc = scancode & 0x7f;
-
-	Key_Event(scantokey[sc], state == KEY_EVENTPRESS);
-
-}
-
-void VID_Shutdown(void)
-{
-	if (!fc)
-		return;
-
-	fxMesaDestroyContext(fc);
-
-	if (UseKeyboard)
-		keyboard_close();
-}
-
-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;
-	static qboolean palflag = false;
-
-//
-// 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
-
-	// JACK: 3D distance calcs - k is last closest, l is the distance.
-	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();
-	fxMesaSwapBuffers();
-}
-
-void Init_KBD(void)
-{
-	int i;
-
-	if (COM_CheckParm("-nokbd")) UseKeyboard = 0;
-
-	if (UseKeyboard)
-	{
-		for (i=0 ; i<128 ; i++)
-			scantokey[i] = ' ';
-
-		scantokey[42] = K_SHIFT;
-		scantokey[54] = K_SHIFT;
-		scantokey[72] = K_UPARROW;
-		scantokey[103] = K_UPARROW;
-		scantokey[80] = K_DOWNARROW;
-		scantokey[108] = K_DOWNARROW;
-		scantokey[75] = K_LEFTARROW;
-		scantokey[105] = K_LEFTARROW;
-		scantokey[77] = K_RIGHTARROW;
-		scantokey[106] = K_RIGHTARROW;
-		scantokey[29] = K_CTRL;
-		scantokey[97] = K_CTRL;
-		scantokey[56] = K_ALT;
-		scantokey[100] = K_ALT;
-//		scantokey[58] = JK_CAPS;
-//		scantokey[69] = JK_NUM_LOCK;
-		scantokey[71] = K_HOME;
-		scantokey[73] = K_PGUP;
-		scantokey[79] = K_END;
-		scantokey[81] = K_PGDN;
-		scantokey[82] = K_INS;
-		scantokey[83] = K_DEL;
-		scantokey[1 ] = K_ESCAPE;
-		scantokey[28] = K_ENTER;
-		scantokey[15] = K_TAB;
-		scantokey[14] = K_BACKSPACE;
-		scantokey[119] = K_PAUSE;
-		scantokey[57] = ' ';
-
-		scantokey[102] = K_HOME;
-		scantokey[104] = K_PGUP;
-		scantokey[107] = K_END;
-		scantokey[109] = K_PGDN;
-		scantokey[110] = K_INS;
-		scantokey[111] = K_DEL;
-
-		scantokey[2] = '1';
-		scantokey[3] = '2';
-		scantokey[4] = '3';
-		scantokey[5] = '4';
-		scantokey[6] = '5';
-		scantokey[7] = '6';
-		scantokey[8] = '7';
-		scantokey[9] = '8';
-		scantokey[10] = '9';
-		scantokey[11] = '0';
-		scantokey[12] = '-';
-		scantokey[13] = '=';
-		scantokey[41] = '`';
-		scantokey[26] = '[';
-		scantokey[27] = ']';
-		scantokey[39] = ';';
-		scantokey[40] = '\'';
-		scantokey[51] = ',';
-		scantokey[52] = '.';
-		scantokey[53] = '/';
-		scantokey[43] = '\\';
-
-		scantokey[59] = K_F1;
-		scantokey[60] = K_F2;
-		scantokey[61] = K_F3;
-		scantokey[62] = K_F4;
-		scantokey[63] = K_F5;
-		scantokey[64] = K_F6;
-		scantokey[65] = K_F7;
-		scantokey[66] = K_F8;
-		scantokey[67] = K_F9;
-		scantokey[68] = K_F10;
-		scantokey[87] = K_F11;
-		scantokey[88] = K_F12;
-		scantokey[30] = 'a';
-		scantokey[48] = 'b';
-		scantokey[46] = 'c';
-		scantokey[32] = 'd';       
-		scantokey[18] = 'e';       
-		scantokey[33] = 'f';       
-		scantokey[34] = 'g';       
-		scantokey[35] = 'h';       
-		scantokey[23] = 'i';       
-		scantokey[36] = 'j';       
-		scantokey[37] = 'k';       
-		scantokey[38] = 'l';       
-		scantokey[50] = 'm';       
-		scantokey[49] = 'n';       
-		scantokey[24] = 'o';       
-		scantokey[25] = 'p';       
-		scantokey[16] = 'q';       
-		scantokey[19] = 'r';       
-		scantokey[31] = 's';       
-		scantokey[20] = 't';       
-		scantokey[22] = 'u';       
-		scantokey[47] = 'v';       
-		scantokey[17] = 'w';       
-		scantokey[45] = 'x';       
-		scantokey[21] = 'y';       
-		scantokey[44] = 'z';       
-
-		scantokey[78] = '+';
-		scantokey[74] = '-';
-
-		if (keyboard_init())
-			Sys_Error("keyboard_init() failed");
-		keyboard_seteventhandler(keyhandler);
-	}
-}
-
-#define NUM_RESOLUTIONS 16
-
-static int resolutions[NUM_RESOLUTIONS][3]={ 
-	320,200,  GR_RESOLUTION_320x200,
-	320,240,  GR_RESOLUTION_320x240,
-	400,256,  GR_RESOLUTION_400x256,
-	400,300,  GR_RESOLUTION_400x300,
-	512,384,  GR_RESOLUTION_512x384,
-	640,200,  GR_RESOLUTION_640x200,
-	640,350,  GR_RESOLUTION_640x350,
-	640,400,  GR_RESOLUTION_640x400,
-	640,480,  GR_RESOLUTION_640x480,
-	800,600,  GR_RESOLUTION_800x600,
-	960,720,  GR_RESOLUTION_960x720,
-	856,480,  GR_RESOLUTION_856x480,
-	512,256,  GR_RESOLUTION_512x256,
-	1024,768, GR_RESOLUTION_1024x768,
-	1280,1024,GR_RESOLUTION_1280x1024,
-	1600,1200,GR_RESOLUTION_1600x1200
-};
-
-int findres(int *width, int *height)
-{
-	int i;
-
-	for(i=0;i<NUM_RESOLUTIONS;i++)
-		if((*width<=resolutions[i][0]) && (*height<=resolutions[i][1])) {
-			*width = resolutions[i][0];
-			*height = resolutions[i][1];
-			return resolutions[i][2];
-		}
-        
-	*width = 640;
-	*height = 480;
-	return GR_RESOLUTION_640x480;
-}
-
-qboolean VID_Is8bit(void)
-{
-	return is8bit;
-}
-
-void VID_Init8bitPalette(void) 
-{
-	// Check for 8bit Extensions and initialize them.
-	int i;
-	void *prjobj;
-
-	if (COM_CheckParm("-no8bit"))
-		return;
-
-	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("... Using 3DFX_set_global_palette\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("... Using GL_EXT_shared_texture_palette\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;
-	GLint attribs[32];
-	char	gldir[MAX_OSPATH];
-	int width = 640, height = 480;
-
-	Init_KBD();
-
-	Cvar_RegisterVariable (&vid_mode);
-	Cvar_RegisterVariable (&vid_redrawfull);
-	Cvar_RegisterVariable (&vid_waitforrefresh);
-	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
-	attribs[0] = FXMESA_DOUBLEBUFFER;
-	attribs[1] = FXMESA_ALPHA_SIZE;
-	attribs[2] = 1;
-	attribs[3] = FXMESA_DEPTH_SIZE;
-	attribs[4] = 1;
-	attribs[5] = FXMESA_NONE;
-
-	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;
-
-	fc = fxMesaCreateContext(0, findres(&width, &height), GR_REFRESH_75Hz, 
-		attribs);
-	if (!fc)
-		Sys_Error("Unable to create 3DFX context.\n");
-
-	InitSig(); // trap evil signals
-
-	scr_width = width;
-	scr_height = height;
-
-	fxMesaMakeCurrent(fc);
-
-	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;
-
-	GL_Init();
-
-	sprintf (gldir, "%s/glquake", com_gamedir);
-	Sys_mkdir (gldir);
-
-	Check_Gamma(palette);
-	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)
-{
-	if (UseKeyboard)
-		while (keyboard_update());
-}
-
-void Force_CenterView_f (void)
-{
-	cl.viewangles[PITCH] = 0;
-}
-
-
-void mousehandler(int buttonstate, int dx, int dy)
-{
-	mouse_buttonstate = buttonstate;
-	mx += dx;
-	my += dy;
-}
-
-void IN_Init(void)
-{
-
-	int mtype;
-	char *mousedev;
-	int mouserate;
-
-	if (UseMouse)
-	{
-
-		Cvar_RegisterVariable (&mouse_button_commands[0]);
-		Cvar_RegisterVariable (&mouse_button_commands[1]);
-		Cvar_RegisterVariable (&mouse_button_commands[2]);
-		Cmd_AddCommand ("force_centerview", Force_CenterView_f);
-
-		mouse_buttons = 3;
-
-		mtype = vga_getmousetype();
-
-		mousedev = "/dev/mouse";
-		if (getenv("MOUSEDEV")) mousedev = getenv("MOUSEDEV");
-		if (COM_CheckParm("-mdev"))
-			mousedev = com_argv[COM_CheckParm("-mdev")+1];
-
-		mouserate = 1200;
-		if (getenv("MOUSERATE")) mouserate = atoi(getenv("MOUSERATE"));
-		if (COM_CheckParm("-mrate"))
-			mouserate = atoi(com_argv[COM_CheckParm("-mrate")+1]);
-
-		if (mouse_init(mousedev, mtype, mouserate))
-		{
-			Con_Printf("No mouse found\n");
-			UseMouse = 0;
-		}
-		else
-			mouse_seteventhandler(mousehandler);
-
-	}
-
-}
-
-void IN_Shutdown(void)
-{
-	if (UseMouse)
-		mouse_close();
-}
-
-/*
-===========
-IN_Commands
-===========
-*/
-void IN_Commands (void)
-{
-	if (UseMouse && cls.state != ca_dedicated)
-	{
-		// poll mouse values
-		while (mouse_update())
-			;
-
-		// perform button actions
-		if ((mouse_buttonstate & MOUSE_LEFTBUTTON) &&
-			!(mouse_oldbuttonstate & MOUSE_LEFTBUTTON))
-			Key_Event (K_MOUSE1, true);
-		else if (!(mouse_buttonstate & MOUSE_LEFTBUTTON) &&
-			(mouse_oldbuttonstate & MOUSE_LEFTBUTTON))
-			Key_Event (K_MOUSE1, false);
-
-		if ((mouse_buttonstate & MOUSE_RIGHTBUTTON) &&
-			!(mouse_oldbuttonstate & MOUSE_RIGHTBUTTON))
-			Key_Event (K_MOUSE2, true);
-		else if (!(mouse_buttonstate & MOUSE_RIGHTBUTTON) &&
-			(mouse_oldbuttonstate & MOUSE_RIGHTBUTTON))
-			Key_Event (K_MOUSE2, false);
-
-		if ((mouse_buttonstate & MOUSE_MIDDLEBUTTON) &&
-			!(mouse_oldbuttonstate & MOUSE_MIDDLEBUTTON))
-			Key_Event (K_MOUSE3, true);
-		else if (!(mouse_buttonstate & MOUSE_MIDDLEBUTTON) &&
-			(mouse_oldbuttonstate & MOUSE_MIDDLEBUTTON))
-			Key_Event (K_MOUSE3, false);
-
-		mouse_oldbuttonstate = mouse_buttonstate;
-	}
-}
-
-/*
-===========
-IN_Move
-===========
-*/
-void IN_MouseMove (usercmd_t *cmd)
-{
-	if (!UseMouse)
-		return;
-
-	// poll mouse values
-	while (mouse_update())
-		;
-
-	if (m_filter.value)
-	{
-		mouse_x = (mx + old_mouse_x) * 0.5;
-		mouse_y = (my + old_mouse_y) * 0.5;
-	}
-	else
-	{
-		mouse_x = mx;
-		mouse_y = my;
-	}
-	old_mouse_x = mx;
-	old_mouse_y = my;
-	mx = my = 0; // clear for next update
-
-	mouse_x *= sensitivity.value;
-	mouse_y *= 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 * mouse_x;
-	else
-		cl.viewangles[YAW] -= m_yaw.value * mouse_x;
-	
-	if (in_mlook.state & 1)
-		V_StopPitchDrift ();
-		
-	if ( (in_mlook.state & 1) && !(in_strafe.state & 1))
-	{
-		cl.viewangles[PITCH] += m_pitch.value * mouse_y;
-		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 * mouse_y;
-		else
-			cmd->forwardmove -= m_forward.value * mouse_y;
-	}
-}
-
-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 <asm/io.h>
+#include <dlfcn.h>
+
+/*#include "vga.h" */
+#include "vgakeyboard.h"
+#include "vgamouse.h"
+
+#include "quakedef.h"
+#include "GL/fxmesa.h"
+
+#define WARP_WIDTH              320
+#define WARP_HEIGHT             200
+
+static fxMesaContext fc = NULL;
+#define stringify(m) { #m, m }
+
+unsigned short	d_8to16table[256];
+unsigned	d_8to24table[256];
+unsigned char d_15to8table[65536];
+
+int num_shades=32;
+
+struct
+{
+	char *name;
+	int num;
+} mice[] =
+{
+	stringify(MOUSE_MICROSOFT),
+	stringify(MOUSE_MOUSESYSTEMS),
+	stringify(MOUSE_MMSERIES),
+	stringify(MOUSE_LOGITECH),
+	stringify(MOUSE_BUSMOUSE),
+	stringify(MOUSE_PS2),
+};
+
+static unsigned char scantokey[128];
+
+int num_mice = sizeof (mice) / sizeof(mice[0]);
+
+int	d_con_indirect = 0;
+
+int		svgalib_inited=0;
+int		UseMouse = 1;
+int		UseKeyboard = 1;
+
+int		mouserate = MOUSE_DEFAULTSAMPLERATE;
+
+cvar_t		vid_mode = {"vid_mode","5",false};
+cvar_t		vid_redrawfull = {"vid_redrawfull","0",false};
+cvar_t		vid_waitforrefresh = {"vid_waitforrefresh","0",true};
+ 
+char	*framebuffer_ptr;
+
+cvar_t  mouse_button_commands[3] =
+{
+    {"mouse1","+attack"},
+    {"mouse2","+strafe"},
+    {"mouse3","+forward"},
+};
+
+int     mouse_buttons;
+int     mouse_buttonstate;
+int     mouse_oldbuttonstate;
+float   mouse_x, mouse_y;
+float	old_mouse_x, old_mouse_y;
+int		mx, my;
+
+cvar_t	m_filter = {"m_filter","1"};
+
+int scr_width, scr_height;
+
+/*-----------------------------------------------------------------------*/
+
+//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 (*qgl3DfxSetPaletteEXT) (GLuint *);
+void (*qglColorTableEXT) (int, int, int, int, int, const void *);
+
+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)
+{
+}
+
+int matchmouse(int mouse, char *name)
+{
+	int i;
+	for (i=0 ; i<num_mice ; i++)
+		if (!strcmp(mice[i].name, name))
+			return i;
+	return mouse;
+}
+
+#if 0
+
+void vtswitch(int newconsole)
+{
+
+	int fd;
+	struct vt_stat x;
+
+// switch consoles and wait until reactivated
+	fd = open("/dev/console", O_RDONLY);
+	ioctl(fd, VT_GETSTATE, &x);
+	ioctl(fd, VT_ACTIVATE, newconsole);
+	ioctl(fd, VT_WAITACTIVE, x.v_active);
+	close(fd);
+
+}
+
+#endif
+
+void keyhandler(int scancode, int state)
+{
+	
+	int sc;
+
+	sc = scancode & 0x7f;
+
+	Key_Event(scantokey[sc], state == KEY_EVENTPRESS);
+
+}
+
+void VID_Shutdown(void)
+{
+	if (!fc)
+		return;
+
+	fxMesaDestroyContext(fc);
+
+	if (UseKeyboard)
+		keyboard_close();
+}
+
+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;
+	static qboolean palflag = false;
+
+//
+// 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
+
+	// JACK: 3D distance calcs - k is last closest, l is the distance.
+	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 ("The printing of the GL_EXTENSIONS string was causing a buffer overflow since the string is so huge. Not going to print, but kind of fixed it.");
+//	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();
+	fxMesaSwapBuffers();
+}
+
+void Init_KBD(void)
+{
+	int i;
+
+	if (COM_CheckParm("-nokbd")) UseKeyboard = 0;
+
+	if (UseKeyboard)
+	{
+		for (i=0 ; i<128 ; i++)
+			scantokey[i] = ' ';
+
+		scantokey[42] = K_SHIFT;
+		scantokey[54] = K_SHIFT;
+		scantokey[72] = K_UPARROW;
+		scantokey[103] = K_UPARROW;
+		scantokey[80] = K_DOWNARROW;
+		scantokey[108] = K_DOWNARROW;
+		scantokey[75] = K_LEFTARROW;
+		scantokey[105] = K_LEFTARROW;
+		scantokey[77] = K_RIGHTARROW;
+		scantokey[106] = K_RIGHTARROW;
+		scantokey[29] = K_CTRL;
+		scantokey[97] = K_CTRL;
+		scantokey[56] = K_ALT;
+		scantokey[100] = K_ALT;
+//		scantokey[58] = JK_CAPS;
+//		scantokey[69] = JK_NUM_LOCK;
+		scantokey[71] = K_HOME;
+		scantokey[73] = K_PGUP;
+		scantokey[79] = K_END;
+		scantokey[81] = K_PGDN;
+		scantokey[82] = K_INS;
+		scantokey[83] = K_DEL;
+		scantokey[1 ] = K_ESCAPE;
+		scantokey[28] = K_ENTER;
+		scantokey[15] = K_TAB;
+		scantokey[14] = K_BACKSPACE;
+		scantokey[119] = K_PAUSE;
+		scantokey[57] = ' ';
+
+		scantokey[102] = K_HOME;
+		scantokey[104] = K_PGUP;
+		scantokey[107] = K_END;
+		scantokey[109] = K_PGDN;
+		scantokey[110] = K_INS;
+		scantokey[111] = K_DEL;
+
+		scantokey[2] = '1';
+		scantokey[3] = '2';
+		scantokey[4] = '3';
+		scantokey[5] = '4';
+		scantokey[6] = '5';
+		scantokey[7] = '6';
+		scantokey[8] = '7';
+		scantokey[9] = '8';
+		scantokey[10] = '9';
+		scantokey[11] = '0';
+		scantokey[12] = '-';
+		scantokey[13] = '=';
+		scantokey[41] = '`';
+		scantokey[26] = '[';
+		scantokey[27] = ']';
+		scantokey[39] = ';';
+		scantokey[40] = '\'';
+		scantokey[51] = ',';
+		scantokey[52] = '.';
+		scantokey[53] = '/';
+		scantokey[43] = '\\';
+
+		scantokey[59] = K_F1;
+		scantokey[60] = K_F2;
+		scantokey[61] = K_F3;
+		scantokey[62] = K_F4;
+		scantokey[63] = K_F5;
+		scantokey[64] = K_F6;
+		scantokey[65] = K_F7;
+		scantokey[66] = K_F8;
+		scantokey[67] = K_F9;
+		scantokey[68] = K_F10;
+		scantokey[87] = K_F11;
+		scantokey[88] = K_F12;
+		scantokey[30] = 'a';
+		scantokey[48] = 'b';
+		scantokey[46] = 'c';
+		scantokey[32] = 'd';       
+		scantokey[18] = 'e';       
+		scantokey[33] = 'f';       
+		scantokey[34] = 'g';       
+		scantokey[35] = 'h';       
+		scantokey[23] = 'i';       
+		scantokey[36] = 'j';       
+		scantokey[37] = 'k';       
+		scantokey[38] = 'l';       
+		scantokey[50] = 'm';       
+		scantokey[49] = 'n';       
+		scantokey[24] = 'o';       
+		scantokey[25] = 'p';       
+		scantokey[16] = 'q';       
+		scantokey[19] = 'r';       
+		scantokey[31] = 's';       
+		scantokey[20] = 't';       
+		scantokey[22] = 'u';       
+		scantokey[47] = 'v';       
+		scantokey[17] = 'w';       
+		scantokey[45] = 'x';       
+		scantokey[21] = 'y';       
+		scantokey[44] = 'z';       
+
+		scantokey[78] = '+';
+		scantokey[74] = '-';
+
+		if (keyboard_init())
+			Sys_Error("keyboard_init() failed");
+		keyboard_seteventhandler(keyhandler);
+	}
+}
+
+#define NUM_RESOLUTIONS 16
+
+static int resolutions[NUM_RESOLUTIONS][3]={ 
+	320,200,  GR_RESOLUTION_320x200,
+	320,240,  GR_RESOLUTION_320x240,
+	400,256,  GR_RESOLUTION_400x256,
+	400,300,  GR_RESOLUTION_400x300,
+	512,384,  GR_RESOLUTION_512x384,
+	640,200,  GR_RESOLUTION_640x200,
+	640,350,  GR_RESOLUTION_640x350,
+	640,400,  GR_RESOLUTION_640x400,
+	640,480,  GR_RESOLUTION_640x480,
+	800,600,  GR_RESOLUTION_800x600,
+	960,720,  GR_RESOLUTION_960x720,
+	856,480,  GR_RESOLUTION_856x480,
+	512,256,  GR_RESOLUTION_512x256,
+	1024,768, GR_RESOLUTION_1024x768,
+	1280,1024,GR_RESOLUTION_1280x1024,
+	1600,1200,GR_RESOLUTION_1600x1200
+};
+
+int findres(int *width, int *height)
+{
+	int i;
+
+	for(i=0;i<NUM_RESOLUTIONS;i++)
+		if((*width<=resolutions[i][0]) && (*height<=resolutions[i][1])) {
+			*width = resolutions[i][0];
+			*height = resolutions[i][1];
+			return resolutions[i][2];
+		}
+        
+	*width = 640;
+	*height = 480;
+	return GR_RESOLUTION_640x480;
+}
+
+qboolean VID_Is8bit(void)
+{
+	return is8bit;
+}
+
+void VID_Init8bitPalette(void) 
+{
+	// Check for 8bit Extensions and initialize them.
+	int i;
+	void *prjobj;
+
+	if (COM_CheckParm("-no8bit"))
+		return;
+
+	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("... Using 3DFX_set_global_palette\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("... Using GL_EXT_shared_texture_palette\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;
+	GLint attribs[32];
+	char	gldir[MAX_OSPATH];
+	int width = 640, height = 480;
+
+	Init_KBD();
+
+	Cvar_RegisterVariable (&vid_mode);
+	Cvar_RegisterVariable (&vid_redrawfull);
+	Cvar_RegisterVariable (&vid_waitforrefresh);
+	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
+	attribs[0] = FXMESA_DOUBLEBUFFER;
+	attribs[1] = FXMESA_ALPHA_SIZE;
+	attribs[2] = 1;
+	attribs[3] = FXMESA_DEPTH_SIZE;
+	attribs[4] = 1;
+	attribs[5] = FXMESA_NONE;
+
+	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;
+
+	fc = fxMesaCreateContext(0, findres(&width, &height), GR_REFRESH_75Hz, 
+		attribs);
+	if (!fc)
+		Sys_Error("Unable to create 3DFX context.\n");
+
+	InitSig(); // trap evil signals
+
+	scr_width = width;
+	scr_height = height;
+
+	fxMesaMakeCurrent(fc);
+
+	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;
+
+	GL_Init();
+
+	sprintf (gldir, "%s/glquake", com_gamedir);
+	Sys_mkdir (gldir);
+
+	Check_Gamma(palette);
+	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)
+{
+	if (UseKeyboard)
+		while (keyboard_update());
+}
+
+void Force_CenterView_f (void)
+{
+	cl.viewangles[PITCH] = 0;
+}
+
+
+void mousehandler(int buttonstate, int dx, int dy)
+{
+	mouse_buttonstate = buttonstate;
+	mx += dx;
+	my += dy;
+}
+
+void IN_Init(void)
+{
+
+	int mtype;
+	char *mousedev;
+	int mouserate;
+
+	if (UseMouse)
+	{
+
+		Cvar_RegisterVariable (&mouse_button_commands[0]);
+		Cvar_RegisterVariable (&mouse_button_commands[1]);
+		Cvar_RegisterVariable (&mouse_button_commands[2]);
+		Cmd_AddCommand ("force_centerview", Force_CenterView_f);
+
+		mouse_buttons = 3;
+
+		mtype = vga_getmousetype();
+
+		mousedev = "/dev/mouse";
+		if (getenv("MOUSEDEV")) mousedev = getenv("MOUSEDEV");
+		if (COM_CheckParm("-mdev"))
+			mousedev = com_argv[COM_CheckParm("-mdev")+1];
+
+		mouserate = 1200;
+		if (getenv("MOUSERATE")) mouserate = atoi(getenv("MOUSERATE"));
+		if (COM_CheckParm("-mrate"))
+			mouserate = atoi(com_argv[COM_CheckParm("-mrate")+1]);
+
+		if (mouse_init(mousedev, mtype, mouserate))
+		{
+			Con_Printf("No mouse found\n");
+			UseMouse = 0;
+		}
+		else
+			mouse_seteventhandler(mousehandler);
+
+	}
+
+}
+
+void IN_Shutdown(void)
+{
+	if (UseMouse)
+		mouse_close();
+}
+
+/*
+===========
+IN_Commands
+===========
+*/
+void IN_Commands (void)
+{
+	if (UseMouse && cls.state != ca_dedicated)
+	{
+		// poll mouse values
+		while (mouse_update())
+			;
+
+		// perform button actions
+		if ((mouse_buttonstate & MOUSE_LEFTBUTTON) &&
+			!(mouse_oldbuttonstate & MOUSE_LEFTBUTTON))
+			Key_Event (K_MOUSE1, true);
+		else if (!(mouse_buttonstate & MOUSE_LEFTBUTTON) &&
+			(mouse_oldbuttonstate & MOUSE_LEFTBUTTON))
+			Key_Event (K_MOUSE1, false);
+
+		if ((mouse_buttonstate & MOUSE_RIGHTBUTTON) &&
+			!(mouse_oldbuttonstate & MOUSE_RIGHTBUTTON))
+			Key_Event (K_MOUSE2, true);
+		else if (!(mouse_buttonstate & MOUSE_RIGHTBUTTON) &&
+			(mouse_oldbuttonstate & MOUSE_RIGHTBUTTON))
+			Key_Event (K_MOUSE2, false);
+
+		if ((mouse_buttonstate & MOUSE_MIDDLEBUTTON) &&
+			!(mouse_oldbuttonstate & MOUSE_MIDDLEBUTTON))
+			Key_Event (K_MOUSE3, true);
+		else if (!(mouse_buttonstate & MOUSE_MIDDLEBUTTON) &&
+			(mouse_oldbuttonstate & MOUSE_MIDDLEBUTTON))
+			Key_Event (K_MOUSE3, false);
+
+		mouse_oldbuttonstate = mouse_buttonstate;
+	}
+}
+
+/*
+===========
+IN_Move
+===========
+*/
+void IN_MouseMove (usercmd_t *cmd)
+{
+	if (!UseMouse)
+		return;
+
+	// poll mouse values
+	while (mouse_update())
+		;
+
+	if (m_filter.value)
+	{
+		mouse_x = (mx + old_mouse_x) * 0.5;
+		mouse_y = (my + old_mouse_y) * 0.5;
+	}
+	else
+	{
+		mouse_x = mx;
+		mouse_y = my;
+	}
+	old_mouse_x = mx;
+	old_mouse_y = my;
+	mx = my = 0; // clear for next update
+
+	mouse_x *= sensitivity.value;
+	mouse_y *= 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 * mouse_x;
+	else
+		cl.viewangles[YAW] -= m_yaw.value * mouse_x;
+	
+	if (in_mlook.state & 1)
+		V_StopPitchDrift ();
+		
+	if ( (in_mlook.state & 1) && !(in_strafe.state & 1))
+	{
+		cl.viewangles[PITCH] += m_pitch.value * mouse_y;
+		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 * mouse_y;
+		else
+			cmd->forwardmove -= m_forward.value * mouse_y;
+	}
+}
+
+void IN_Move (usercmd_t *cmd)
+{
+	IN_MouseMove(cmd);
+}
+
+
-- 
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