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tdfsb.c

/***************************************************************************
                          tdfsb.c  -  3D filesystem browser
                             -------------------
    begin                : Fri Feb 23 2001
    copyright            : (C) 2001 - 2007 by Leander Seige
    email                : tdfsb@determinate.net
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

/***************************************************************************
    Everything here is released under the GPL and coded by Leander Seige.
    I would like to develop this program myself so if you have bugreports,
   additional code, bugfixes, comments, suggestions, questions or something
              similar, please mail me: tdfsb@determinate.net
                  This is not a limitation, just a request.
 ***************************************************************************/

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <dirent.h>
#include <ctype.h>
#include <math.h> 
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <GL/glut.h>
#include <SDL.h>
#include <SDL_image.h>
#include <smpeg/smpeg.h> 

#ifndef _GLUfuncptr
#define _GLUfuncptr void*
#endif

#ifdef PI
#undef PI
#endif

/* #define PI 3.1415926535897932384626433832795029 this is too accurate.. yes, realy :)  */
#define PI  3.14159  
#define SQF 0.70710

const SDL_VideoInfo* info = NULL;
SDL_Event event;
SDL_Surface *window;
int bpp=0, rgb_size[3];
GLUquadricObj *aua1, *aua2;
SDL_TimerID TDFSB_TIMER_ID;
void (*TDFSB_FUNC_IDLE)(void),(*TDFSB_FUNC_DISP)(void);
void (*TDFSB_FUNC_MOUSE)(int button, int state, int x, int y),(*TDFSB_FUNC_MOTION)(int x, int y);
int  (*TDFSB_FUNC_KEY)(unsigned char key);
int  (*TDFSB_FUNC_UPKEY)(unsigned char key);

unsigned char *ssi;
unsigned long int www,hhh,p2w,p2h,cglmode;

long int c1,c2,c3,c4,cc,cc1,cc2,cc3,cc4;  

static GLuint TDFSB_DisplayLists=0;
static GLuint TDFSB_CylinderList=0;
static GLuint TDFSB_AudioList=0;
static GLuint TDFSB_HelpList=0;
static GLuint TDFSB_SolidList=0;
static GLuint TDFSB_BlendList=0;

unsigned long int DRN;
unsigned int DRNratio;
GLdouble mx,my,mz,r,u,v;

00080 struct tree_entry
{
    unsigned char       *name;
    unsigned long int   namelen;
    unsigned char       *linkpath;
    unsigned int        mode,regtype,rasterx,rasterz;
    GLfloat             posx,posy,posz,scalex,scaley,scalez;
    unsigned int        uniint0,uniint1,uniint2,uniint3;
    unsigned char       *uniptr;
    off_t               size;
    struct tree_entry   *next;
};

struct tree_entry *root, *help, *FMptr, *TDFSB_OBJECT_SELECTED=NULL, *TDFSB_OA=NULL;
unsigned char *FCptr;

struct stat buf;

char temp_trunc[4096];
char TDFSB_CURRENTPATH[4096], fullpath[4096], yabuf[4096], fpsbuf[12], cfpsbuf[12], throttlebuf[14], ballbuf[20], home[512], flybuf[12], classicbuf[12];
char TDFSB_CUSTOM_EXECUTE_STRING[4096];
char TDFSB_CES_TEMP[4096];
char *alert_kc="MALFORMED KEYBOARD MAP";
char *alert_kc2="USING DEFAULTS";
unsigned char ch, TDFSB_KEY_FINDER=0;
GLuint TDFSB_TEX_NUM;
GLuint *TDFSB_TEX_NAMES;

char *help_str,*tmpstr,*help_copy;
int cnt;
int forwardkeybuf = 0;
int leftkeybuf = 0;
int rightkeybuf = 0;
int backwardkeybuf = 0;
int upkeybuf = 0;
int downkeybuf = 0;

GLdouble prevlen;

const int lsuff=66;

char *xsuff[67];
unsigned int  tsuff[67];
char  *nsuff [7];

GLfloat fh,fh2,mono;

int SWX,SWY,PWX,PWY,aSWX,aSWY,aPWX,aPWY,PWD;
GLdouble centX,centY;
int TDFSB_SHADE=1,TDFSB_FILENAMES=2,TDFSB_ICUBE=1,TDFSB_SHOW_DISPLAY=0,TDFSB_XL_DISPLAY=0,TDFSB_HAVE_MOUSE=1,TDFSB_ANIM_COUNT=0,TDFSB_DIR_ALPHASORT=1,TDFSB_OBJECT_SEARCH=0;
int TDFSB_SPEED_DISPLAY=0,TDFSB_SHOW_DOTFILES=0,TDFSB_SHOW_CROSSHAIR=0,TDFSB_FULLSCREEN=0,TDFSB_SHOW_HELP=0,TDFSB_GROUND_CROSS=0,TDFSB_NOTIFY;
int TDFSB_CONFIG_FULLSCREEN=0, TDFSB_SHOW_FPS=0,TDFSB_ANIM_STATE=0,TDFSB_MODE_FLY=0,TDFSB_FLY_DISPLAY=0,TDFSB_CLASSIC_NAV=0,TDFSB_CLASSIC_DISPLAY=0,TDFSB_ALERT_KC=0;
int TDFSB_SHOW_THROTTLE=0, TDFSB_SHOW_BALL=0;
int TDFSB_FPS_CONFIG=0, TDFSB_FPS_CACHE=0, TDFSB_FPS_REAL=0, TDFSB_FPS_DISP=0, TDFSB_FPS_DT=1000, TDFSB_SHOW_CONFIG_FPS=0;
int TDFSB_MW_STEPS=1;
long TDFSB_US_RUN=0;
int TDFSB_CSE_FLAG=1;

SDL_Surface *TDFSB_MPEG_SURFACE=NULL;
SMPEG *TDFSB_MPEG_HANDLE=NULL,*TDFSB_MP3_HANDLE=NULL;
SMPEG_Info TDFSB_MPEG_INFO,TDFSB_MP3_INFO;
struct tree_entry *TDFSB_MPEG_FILE,*TDFSB_MP3_FILE;
unsigned long int TDFSB_MPEG_FRAMENO; 

struct timeval ltime,ttime,rtime,wtime;
long sec;

GLdouble TDFSB_OA_DX,TDFSB_OA_DY,TDFSB_OA_DZ;
GLdouble TDFSB_NORTH_X=0, TDFSB_NORTH_Z=0;
GLfloat TDFSB_MAXX,TDFSB_MAXZ;
GLfloat TDFSB_MINX,TDFSB_MINZ;
GLfloat TDFSB_STEPX,TDFSB_STEPZ;
GLfloat TDFSB_GG_R=0.2, TDFSB_GG_G=0.2, TDFSB_GG_B=0.6;
GLfloat TDFSB_BG_R=0.0, TDFSB_BG_G=0.0, TDFSB_BG_B=0.0;
GLfloat TDFSB_FN_R=1.0, TDFSB_FN_G=1.0, TDFSB_FN_B=1.0;
GLint TDFSB_BALL_DETAIL=8,TDFSB_WAS_NOREAD=0,TDFSB_MAX_TEX_SIZE=0,temp;
GLfloat mousesense=1.5;
GLfloat mousespeed=2.0;
GLfloat headspeed=1.0;
GLdouble vposx,vposy,vposz,tposx,tposy,tposz,smoox,smooy,smooz,smoou,lastposz,lastposx,uposy;

      GLfloat mat_ambient[]     = { 0.7, 0.7, 0.7, 1.0 };
      GLfloat mat_ambient_red[] = { 1.0, 0.0, 0.0, 0.5 };
      GLfloat mat_ambient_grn[] = { 0.0, 1.0, 0.0, 0.5 };
      GLfloat mat_ambient_yel[] = { 1.0, 1.0, 0.0, 0.5 };
      GLfloat mat_ambient_gry[] = { 1.0, 1.0, 1.0, 0.25 };

      GLfloat mat_diffuse[]     = { 0.8, 0.8, 0.8, 1.0 };
      GLfloat mat_diffuse_red[] = { 1.0, 0.0, 0.0, 0.5 };
      GLfloat mat_diffuse_grn[] = { 0.0, 1.0, 0.0, 0.5 };
      GLfloat mat_diffuse_yel[] = { 1.0, 1.0, 0.0, 0.5 };
      GLfloat mat_diffuse_gry[] = { 1.0, 1.0, 1.0, 0.25 };

      GLfloat mat_specular[]     = { 0.9, 0.9, 0.9, 1.0 }; 
      GLfloat mat_specular_red[] = { 1.0, 0.0, 0.0, 0.5 };
      GLfloat mat_specular_grn[] = { 0.0, 1.0, 0.0, 0.5 };
      GLfloat mat_specular_yel[] = { 1.0, 1.0, 0.0, 0.5 };
      GLfloat mat_specular_gry[] = { 1.0, 1.0, 1.0, 0.25 };

      GLfloat mat_emission[]     = { 0.0, 0.0, 0.0, 1.0 };
      GLfloat mat_emission_red[] = { 0.4, 0.2, 0.2, 0.5 };
      GLfloat mat_emission_grn[] = { 0.2, 0.4, 0.2, 0.5 };
      GLfloat mat_emission_yel[] = { 0.4, 0.4, 0.2, 0.5 };
      GLfloat mat_emission_gry[] = { 0.3, 0.3, 0.3, 0.25 };

      GLfloat mat_shininess[] = { 50.0 };

GLfloat light_position[] = { 1.0, 2.0, 1.0, 0.0 };


DIR *mydir,*tempdir;
struct dirent *myent;

static GLfloat spin = 0.0;

static GLfloat verTex2 []=          {
            0.0,1.0,  0.0, 0.0, 1.0, -1.0,-1.0, 1.0,
            0.0,0.0,  0.0, 0.0, 1.0, -1.0, 1.0, 1.0,
            1.0,0.0,  0.0, 0.0, 1.0,  1.0, 1.0, 1.0,
            1.0,1.0,  0.0, 0.0, 1.0,  1.0,-1.0, 1.0,

            0.0,1.0,  0.0, 0.0,-1.0, -1.0,-1.0,-1.0,
            0.0,0.0,  0.0, 0.0,-1.0, -1.0, 1.0,-1.0,
            1.0,0.0,  0.0, 0.0,-1.0,  1.0, 1.0,-1.0,
            1.0,1.0,  0.0, 0.0,-1.0,  1.0,-1.0,-1.0,

            0.99,0.0,  1.0, 0.0, 0.0,  1.0, 1.0, 1.0, /* please mail me if you know why 1.0 doesn't work here but 0.99 */
            0.99,0.0,  1.0, 0.0, 0.0,  1.0, 1.0,-1.0,
            0.99,0.99,  1.0, 0.0, 0.0,  1.0,-1.0,-1.0,
            0.99,0.99,  1.0, 0.0, 0.0,  1.0,-1.0, 1.0,

            0.0,1.0, -1.0, 0.0, 0.0, -1.0,-1.0,-1.0,
            0.0,1.0, -1.0, 0.0, 0.0, -1.0,-1.0, 1.0,
            0.0,0.0, -1.0, 0.0, 0.0, -1.0, 1.0, 1.0,
            0.0,0.0, -1.0, 0.0, 0.0, -1.0, 1.0,-1.0,

            1.0,0.0,  0.0, 1.0, 0.0,  1.0, 1.0,-1.0,
            1.0,0.0,  0.0, 1.0, 0.0,  1.0, 1.0, 1.0,
            0.0,0.0,  0.0, 1.0, 0.0, -1.0, 1.0, 1.0,
            0.0,0.0,  0.0, 1.0, 0.0, -1.0, 1.0,-1.0

      };
/*      Texture      Normals         Vertex        */

unsigned char TDFSB_KC_FLY,  TDFSB_KC_HELP, TDFSB_KC_HOME;
unsigned char TDFSB_KC_FS,   TDFSB_KC_DOT,  TDFSB_KC_RELM;
unsigned char TDFSB_KC_RL,   TDFSB_KC_CDU,  TDFSB_KC_IMBR;
unsigned char TDFSB_KC_INFO, TDFSB_KC_DISP, TDFSB_KC_CRH;
unsigned char TDFSB_KC_FPS,  TDFSB_KC_GCR,  TDFSB_KC_SHD;
unsigned char TDFSB_KC_NAME, TDFSB_KC_SORT, TDFSB_KC_CLASS;
unsigned char TDFSB_KC_UP,   TDFSB_KC_DOWN, TDFSB_KC_LEFT;
unsigned char TDFSB_KC_RIGHT,TDFSB_KC_SAVE, TDFSB_KC_FTH;
unsigned char TDFSB_KC_FORWARD,TDFSB_KC_BACKWARD;

unsigned char *TDFSB_KEYLIST[] =
        {       &TDFSB_KC_FLY, &TDFSB_KC_HELP, &TDFSB_KC_HOME,
                &TDFSB_KC_FS,  &TDFSB_KC_DOT,  &TDFSB_KC_RELM,
                &TDFSB_KC_RL,  &TDFSB_KC_CDU,  &TDFSB_KC_IMBR,
                &TDFSB_KC_INFO,&TDFSB_KC_DISP, &TDFSB_KC_CRH,
                &TDFSB_KC_FPS, &TDFSB_KC_GCR,  &TDFSB_KC_SHD,
                &TDFSB_KC_NAME,&TDFSB_KC_SORT, &TDFSB_KC_CLASS,
                &TDFSB_KC_FORWARD,&TDFSB_KC_BACKWARD,
                &TDFSB_KC_UP,  &TDFSB_KC_DOWN, &TDFSB_KC_LEFT,
                &TDFSB_KC_RIGHT,&TDFSB_KC_SAVE,&TDFSB_KC_FTH
        };

unsigned char *TDFSB_KEYLIST_NAMES[] =
        {       "KeyFlying",    "KeyHelp",     "KeyJumpHome",
                "KeyFullScreen","KeyDotFilter","KeyMouseRelease",
                "KeyReload",    "KeyCDup",     "KeyImageBricks",
                "KeyGLInfo",    "KeyDisplay",  "KeyCrossHair",
                "KeyFPS",       "KeyGrndCross","KeyShadeMode",
                "KeyFileNames", "KeyAlphaSort","KeyClassicNav",
                "KeyForward",   "KeyBackward",
                "KeyUp",        "KeyDown",     "KeyLeft",
                "KeyRight",     "KeySaveConfig","KeyFPSThrottle"
        };

int TDFSB_KEYLIST_NUM=26;

char *comment[]={       "detail level of the spheres, must be at least 4",
                        "directory to start, absolute path",
                        "maximum texture size, must be 2^n, 0 for maximum",
                        "width of the window in pixel",
                        "height of the window in pixel",
                        "width fullscreen","height fullscreen","depth fullscreen, 0 for same as desktop",
                        "R","G components of the grids color, range 0.0 ... 1.0","B",
                        "images have a volume (toggle later)",
                        "show hidden files (toggle later)",
                        "sort the files alphabetically (toggle later)",
                        "R","G components of the background color, range 0.0 ... 1.0","B",
                        "start in fullscreen mode (toggle later)","key dummy",
                        "show the crosshair (toggle later)",
                        "show the cross on the ground (toggle later)",
                        "mouse buttons for forward and backward (toggle later)",
                        "fly in the viewing direction (toggle later)",
                        "throttle fps to leave cpu time for other apps (toggle later), 0 for maximum speed",
                        "velocity of movement (F1/F2), range 1 ... 20",
                        "velocity of rotation (F3/F4), range 0.1 ... 2.0",
                        "R","G components of the filename color, range 0.0 ... 1.0","B",
                        "units to lift up per mousewheel step",
                  "custom execute string"
                  
                };

char *param[] = {       "BallDetail",   "StartDir",     "MaxTexSize",   "WindowWidth",  "WindowHeight", "FullscreenWidth",    "FullscreenHeight", "FullscreenDepth",    "GridRed",      "GridGreen",
                        "GridBlue",     "ImageBricks",  "ShowDotFiles", "AlphaSort",    "BGRed",        "BGGreen",      "BGBlue",       "FullScreen",   "Key",
                        "ShowCrossHair","ShowGroundCross",              "ClassicNavigation",            "FlyingMode",   "MaxFPS",
                        "MoveVelocity", "LookVelocity", "NameRed",      "NameGreen",    "NameBlue", "LiftSteps", "CustomExecuteString"
                };

void *value[]=  {       &TDFSB_BALL_DETAIL,     &TDFSB_CURRENTPATH,      &TDFSB_MAX_TEX_SIZE,    &SWX,   &SWY,   &PWX,   &PWY, &PWD,   &TDFSB_GG_R,    &TDFSB_GG_G,    &TDFSB_GG_B,
                        &TDFSB_ICUBE,           &TDFSB_SHOW_DOTFILES,                   &TDFSB_DIR_ALPHASORT,   &TDFSB_BG_R,            &TDFSB_BG_G,    &TDFSB_BG_B,
                        &TDFSB_CONFIG_FULLSCREEN,               NULL,                   &TDFSB_SHOW_CROSSHAIR,  &TDFSB_GROUND_CROSS,    &TDFSB_CLASSIC_NAV,
                        &TDFSB_MODE_FLY,        &TDFSB_FPS_CONFIG,      &mousespeed,    &headspeed,   &TDFSB_FN_R,            &TDFSB_FN_G,    &TDFSB_FN_B, &TDFSB_MW_STEPS, &TDFSB_CUSTOM_EXECUTE_STRING
                };

char *pdef[] = { "20","/","256","400","300","640","480","0","0.2","0.2","0.6","yes","no","yes","0.0","0.0","0.0","no","X","yes","no","no","no","25","2.0","1.0","1.0","1.0","1.0","1","cd \"%s\"; xterm&" };
int  type[]=   { 1,2,1,1,1,1,1,1,3,3,3,4,4,4,3,3,3,4,5,4,4,4,4,1,3,3,3,3,3,1,2 }; /* 1=int 2=string 3=float 4=boolean 5=keyboard */

int  paracnt = 31;

void display(void);
void warpdisplay(void);
int keyboard   (unsigned char key);
int keyboardup (unsigned char key);
int keyfinder  (unsigned char key);
int keyupfinder(unsigned char key);
int speckey    (int key);
int specupkey  (int key);
void stillDisplay (void);

void ende(int code)
{
    glDeleteTextures(TDFSB_TEX_NUM,TDFSB_TEX_NAMES);
    if (TDFSB_TEX_NAMES!=NULL) free(TDFSB_TEX_NAMES);
    if(TDFSB_MPEG_FILE) { SMPEG_stop(TDFSB_MPEG_HANDLE); SMPEG_delete(TDFSB_MPEG_HANDLE); SDL_FreeSurface(TDFSB_MPEG_SURFACE); }
    if(TDFSB_MP3_FILE) { SMPEG_stop(TDFSB_MP3_HANDLE); SMPEG_delete(TDFSB_MP3_HANDLE); }
    TDFSB_MP3_FILE=NULL;
    TDFSB_MPEG_FILE=NULL;
    if (DRN!=0)
    {
        help=root;
        while(help)
        {
            FMptr=help;
            FCptr=help->name; free(FCptr);
            if (help->uniptr!=NULL) { FCptr=help->uniptr; free(FCptr); }
            if (help->linkpath!=NULL)   { FCptr=help->linkpath;   free(FCptr); }
            help=help->next;
            free(FMptr);
        }
        root=NULL;DRN=0;
    }
    SDL_Quit();
    exit(code);
}

void play_mpeg()
{
    SMPEG_getinfo(TDFSB_MPEG_HANDLE,&TDFSB_MPEG_INFO);
    if(TDFSB_MPEG_FRAMENO!=TDFSB_MPEG_INFO.current_frame)
    {   TDFSB_MPEG_FRAMENO=TDFSB_MPEG_INFO.current_frame;
        SDL_LockSurface(TDFSB_MPEG_SURFACE);
        glBindTexture(GL_TEXTURE_2D,TDFSB_MPEG_FILE->uniint3);
        glTexImage2D(GL_TEXTURE_2D,0,GL_RGBA,256,256,0,GL_RGBA,GL_UNSIGNED_BYTE,TDFSB_MPEG_SURFACE->pixels);
        SDL_UnlockSurface(TDFSB_MPEG_SURFACE);
    }
}

unsigned char * read_mpegframe (char * filename)
{
    SDL_Surface *screen;
    SMPEG *mpeg;
    SMPEG_Info info;
    unsigned long int memsize;
        
    mpeg = SMPEG_new(filename, &info, 0);
    if ( SMPEG_error(mpeg) )
    {   printf("Error opening mpeg file (frame open).\n");
        SMPEG_delete(mpeg);
        return NULL;
    }
    SMPEG_enableaudio(mpeg,0);
    SMPEG_enablevideo(mpeg,1);
    
    if(!(info.has_video))
    {   printf("Error opening mpeg file (frame info).\n");
        SMPEG_delete(mpeg);
        return NULL;
    }
    www=info.width; hhh=info.height;
    for (cc=1; (cc<www||cc<hhh) && cc<TDFSB_MAX_TEX_SIZE; cc*=2); p2h=p2w=cc;    
    
    screen = SDL_CreateRGBSurface( SDL_SWSURFACE, www, hhh, 32,
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
                0x000000FF,0x0000FF00,0x00FF0000,0xFF000000
#else
                0xFF000000,0x00FF0000,0x0000FF00,0x000000FF
#endif
    );
    
    SMPEG_setdisplay(mpeg, screen, NULL, NULL);
    SMPEG_setdisplayregion(mpeg,0,0,www,hhh);
    SMPEG_renderFrame(mpeg, 1);

    memsize=(unsigned long int)ceil((double)(p2w*p2h*4));

    if (!(ssi=(unsigned char *)malloc((size_t)memsize)))
    {
        SDL_FreeSurface(screen);
        printf("Cannot read frame %s ! (low mem buffer) \n",filename);
        www=0;hhh=0;ssi=NULL;
        p2w=0;p2h=0;
        return NULL;
    }

    SDL_LockSurface(screen);

    if(gluScaleImage(GL_RGBA,www,hhh,GL_UNSIGNED_BYTE,screen->pixels,p2w,p2h,GL_UNSIGNED_BYTE,ssi))
    {
        SDL_UnlockSurface(screen);
        SDL_FreeSurface(screen);
        free(ssi);
        printf("Cannot read frame %s ! (scaling) \n",filename);
        www=0;hhh=0;ssi=NULL;
        p2w=0;p2h=0;
        return NULL;
    }

    SDL_UnlockSurface(screen);
    SDL_FreeSurface(screen);

    SMPEG_delete(mpeg);

    cglmode=GL_RGBA;
    return ssi;
            
}

unsigned char * read_imagefile (char * filename)
{
    SDL_Surface *loader,*converter;
    unsigned long int memsize;
    
    loader=IMG_Load(filename);
    if(!loader)
    {
        printf("Cannot read image %s ! (file loading)\n",filename);
        www=0;hhh=0;ssi=NULL;
        p2w=0;p2h=0;
        return NULL;
    }
    www=loader->w; hhh=loader->h;
    if ((www<=0)||(hhh<=0))
    {
        SDL_FreeSurface(loader);
        printf("Cannot read image %s ! (identification error)\n",filename);
        www=0;hhh=0;ssi=NULL;
        p2w=0;p2h=0;
        return NULL;
    }

    for (cc=1; (cc<www||cc<hhh) && cc<TDFSB_MAX_TEX_SIZE; cc*=2); p2h=p2w=cc;    

    converter = SDL_CreateRGBSurface( SDL_SWSURFACE, www, hhh, 32,
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
                0x000000FF,0x0000FF00,0x00FF0000,0xFF000000
#else
                0xFF000000,0x00FF0000,0x0000FF00,0x000000FF
#endif
    );

    if(!converter)
    {
        SDL_FreeSurface(loader);
        printf("Cannot read image %s ! (converting)\n",filename);
        www=0;hhh=0;ssi=NULL;
        p2w=0;p2h=0;
        return NULL;
    }
    SDL_BlitSurface(loader, NULL, converter, NULL);
    SDL_FreeSurface(loader);

    memsize=(unsigned long int)ceil((double)(p2w*p2h*4));
    
    printf("\n - SDL image loading mem %lu %lu\n",memsize,p2w);

    if (!(ssi=(unsigned char *)malloc((size_t)memsize)))
    {
        SDL_FreeSurface(converter);
        printf("Cannot read image %s ! (low mem buffer) \n",filename);
        www=0;hhh=0;ssi=NULL;
        p2w=0;p2h=0;
        return NULL;
    }

    SDL_LockSurface(converter);

    if(gluScaleImage(GL_RGBA,www,hhh,GL_UNSIGNED_BYTE,converter->pixels,p2w,p2h,GL_UNSIGNED_BYTE,ssi))
    {
        SDL_UnlockSurface(converter);
        SDL_FreeSurface(converter);
        free(ssi);
        printf("Cannot read image %s ! (scaling) \n",filename);
        www=0;hhh=0;ssi=NULL;
        p2w=0;p2h=0;
        return NULL;
    }

    SDL_UnlockSurface(converter);
    SDL_FreeSurface(converter);

    cglmode=GL_RGBA;
    return ssi;
}

void tdb_gen_list(void)
{
    int mat_state;

    mat_state=0;

    glNewList(TDFSB_SolidList,GL_COMPILE);
    for(help=root;help;help=help->next)
    {
        glPushMatrix();
      mx=help->posx; mz=help->posz; my=help->posy;
        if ( ((help->mode)&0x1F) == 1 || ((help->mode)&0x1F) == 11)
        {
          glTranslatef( mx, my, mz );
            if ((help->mode)&0x20) glutSolidSphere(0.5,TDFSB_BALL_DETAIL,TDFSB_BALL_DETAIL);
            else glutSolidSphere(1,TDFSB_BALL_DETAIL,TDFSB_BALL_DETAIL);
        }
        else if ( ((help->mode)&0x1F) == 0 || ((help->mode)&0x1F) == 10)
        {
            if ( ((help->regtype==1)||(help->regtype==3)) && ((help->mode)&0x1F)==0)
            {
                if ((help->mode)&0x20)
                {
                  glTranslatef( mx, 0, mz );
                    if (help->scalex > help->scaley)
                    {
                        if (help->scalex > help->scalez)
                            glScalef(0.5,0.5*(help->scaley)/(help->scalex),0.5*(help->scalez)/(help->scalex)); /* x am groessten */
                        else
                            glScalef(0.5*(help->scalex)/(help->scalez),0.5*(help->scaley)/(help->scalez),0.5);  /* z am groessten */
                    }
                    else if (help->scaley > help->scalez)
                        glScalef(0.5*(help->scalex)/(help->scaley),0.5,0.5*(help->scalez)/(help->scaley));  /* y am groessten */
                    else
                        glScalef(0.5*(help->scalex)/(help->scalez),0.5*(help->scaley)/(help->scalez),0.5);  /* z am groessten */
                }
                else  
                {
                  glTranslatef( mx, my, mz );
                    glScalef(help->scalex,help->scaley,help->scalez);
                }

                glEnable(GL_TEXTURE_2D); glBindTexture(GL_TEXTURE_2D,help->uniint3);
                if (TDFSB_ICUBE) cc1=20; else cc1=4;
                glBegin(GL_QUADS);
                for(cc=0;cc<cc1;cc++)
                {
                    glNormal3f(verTex2[cc*8+2],verTex2[cc*8+3],verTex2[cc*8+4]);
                    glTexCoord2f(verTex2[cc*8+0],verTex2[cc*8+1]);
                    glVertex3f(verTex2[cc*8+5],verTex2[cc*8+6],verTex2[cc*8+7]);                                         
                }
                glEnd();
                glDisable(GL_TEXTURE_2D);
            }
            else if (help->regtype==0||help->regtype==5)
            {
                if ((help->mode)&0x20)
                {
                  glTranslatef( mx, 0, mz );
                    if (help->scalex > help->scaley)
                    {
                        if (help->scalex > help->scalez)
                            glScalef(0.5,0.5*(help->scaley)/(help->scalex),0.5*(help->scalez)/(help->scalex)); /* x am groessten */
                        else
                            glScalef(0.5*(help->scalex)/(help->scalez),0.5*(help->scaley)/(help->scalez),0.5);  /* z am groessten */
                    }
                    else if (help->scaley > help->scalez)
                        glScalef(0.5*(help->scalex)/(help->scaley),0.5,0.5*(help->scalez)/(help->scaley));  /* y am groessten */
                    else
                        glScalef(0.5*(help->scalex)/(help->scalez),0.5*(help->scaley)/(help->scalez),0.5);  /* z am groessten */
                }
                else
                {
                    glTranslatef( mx, my, mz );
                    glScalef(help->scalex, help->scaley, help->scalez);
                }

                glutSolidCube(2);
            }
        }
        else
        {
            if ((help->mode)!=0x25)
            {
                  glTranslatef( mx, my, mz );
                if (((help->mode)&0x20)) glScalef(0.5,0.5,0.5);
                glutSolidOctahedron();
            }
        }
        glPopMatrix();
    }
/* drawing the ground grid */
    glPushMatrix();
    glDisable (GL_LIGHTING);
    glColor4f(TDFSB_GG_R,TDFSB_GG_G,TDFSB_GG_B,1.0);
    for (c1=0;c1<=20;c1++)
    {
        glBegin(GL_LINES);
        glVertex3f (    TDFSB_MINX+TDFSB_STEPX*c1,      -1,     TDFSB_MINZ);
        glVertex3f (    TDFSB_MINX+TDFSB_STEPX*c1,      -1,     TDFSB_MAXZ);
        glVertex3f (    TDFSB_MINX,                     -1,     TDFSB_MINZ+TDFSB_STEPZ*c1);
        glVertex3f (    TDFSB_MAXX,                     -1,     TDFSB_MINZ+TDFSB_STEPZ*c1);
        glEnd();
    }

    glEnable (GL_LIGHTING);
    glPopMatrix();
    glEndList();

    glNewList(TDFSB_BlendList,GL_COMPILE);
    glEnable (GL_LIGHTING);
    glEnable(GL_BLEND); glDepthMask(GL_FALSE); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    mat_state=0;
    for(help=root;help;help=help->next)
    {
        mx=help->posx; mz=help->posz; my=help->posy;
        if (( (help->regtype==2) && ((help->mode)&0x1F)==0))
        {
            if(!mat_state)
            {
                glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse_yel);glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient_yel);glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular_yel);glMaterialfv(GL_FRONT, GL_EMISSION, mat_emission_yel);
                glMaterialfv(GL_BACK, GL_DIFFUSE, mat_diffuse_yel);glMaterialfv(GL_BACK, GL_AMBIENT, mat_ambient_yel);glMaterialfv(GL_BACK, GL_SPECULAR, mat_specular_yel);glMaterialfv(GL_BACK, GL_EMISSION, mat_emission_yel);
                mat_state=1;
            }
            glPushMatrix();
                if ( ((help->mode)&0x20)) { glTranslatef(mx,0,mz); glScalef(0.25,0.55,0.25); glRotatef(90,1,0,0); }
                else { glTranslatef(mx,3.5,mz); glScalef(help->scalex, 4.5, help->scalez); glRotatef(90,1,0,0); }
                glCallList(TDFSB_CylinderList);  
            glPopMatrix();
        }
    }
    mat_state=0;
    for(help=root;help;help=help->next)
    {
        mx=help->posx; mz=help->posz; my=help->posy;

        if (( (((help->regtype)==6)||((help->regtype)==4)) && ((help->mode)&0x1F)==0))
        {
            if(!mat_state)
            {
                glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse_grn);glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient_grn);glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular_grn);glMaterialfv(GL_FRONT, GL_EMISSION, mat_emission_grn);
                glMaterialfv(GL_BACK, GL_DIFFUSE, mat_diffuse_grn);glMaterialfv(GL_BACK, GL_AMBIENT, mat_ambient_grn);glMaterialfv(GL_BACK, GL_SPECULAR, mat_specular_grn);glMaterialfv(GL_BACK, GL_EMISSION, mat_emission_grn);
                mat_state=2;
            }
            glPushMatrix();
                if ( ((help->mode)&0x20)) { glTranslatef(mx,0,mz); glScalef(0.5,0.5,0.5); glRotatef(90,1,0,0); }
                else { glTranslatef(mx,my,mz); glScalef(help->scalex, help->scaley, help->scalez); glRotatef(90,1,0,0); }
                glCallList(TDFSB_AudioList);        
            glPopMatrix();
        }
    }
    mat_state=0;
    for(help=root;help;help=help->next)
    {
        mx=help->posx; mz=help->posz; my=help->posy;

        if ( ((help->mode)&0x1F) >= 10)
        {
            if(!mat_state)
            {
                glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse_red);glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient_red);glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular_red);glMaterialfv(GL_FRONT, GL_EMISSION, mat_emission_red);
                glMaterialfv(GL_BACK, GL_DIFFUSE, mat_diffuse_red);glMaterialfv(GL_BACK, GL_AMBIENT, mat_ambient_red);glMaterialfv(GL_BACK, GL_SPECULAR, mat_specular_red);glMaterialfv(GL_BACK, GL_EMISSION, mat_emission_red);
                mat_state=3;
            }
            glPushMatrix();
                if (((help->mode)&0x20)) { glTranslatef(help->posx, 0.2, help->posz); glScalef(1.2, 1.2, 1.2); }
                else { glTranslatef(help->posx, help->posy+.25, help->posz); glScalef((help->scalex)+.25,(help->scaley)+.25,(help->scalez)+.25); }
                glutSolidCube(2);
            glPopMatrix();
        }
    }
    mat_state=0;
    for(help=root;help;help=help->next)
    {
        mx=help->posx; mz=help->posz; my=help->posy;

        if ( ((help->mode)&0x20))
        {
            if(!mat_state)
            {
                glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse_gry);glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient_gry);glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular_gry);glMaterialfv(GL_FRONT, GL_EMISSION, mat_emission_gry);
                glMaterialfv(GL_BACK, GL_DIFFUSE, mat_diffuse_gry);glMaterialfv(GL_BACK, GL_AMBIENT, mat_ambient_gry);glMaterialfv(GL_BACK, GL_SPECULAR, mat_specular_gry);glMaterialfv(GL_BACK, GL_EMISSION, mat_emission_gry);
                mat_state=4;
            }
            glPushMatrix(); glTranslatef(mx, 0, mz); if ((help->mode)==0x25) glutSolidSphere(0.5,TDFSB_BALL_DETAIL,TDFSB_BALL_DETAIL); glutSolidSphere(1,TDFSB_BALL_DETAIL,TDFSB_BALL_DETAIL); glPopMatrix();
        }
    }
    glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular);glMaterialfv(GL_FRONT, GL_EMISSION, mat_emission);
    glMaterialfv(GL_BACK, GL_DIFFUSE, mat_diffuse);glMaterialfv(GL_BACK, GL_AMBIENT, mat_ambient);glMaterialfv(GL_BACK, GL_SPECULAR, mat_specular);glMaterialfv(GL_BACK, GL_EMISSION, mat_emission);
    glDepthMask(GL_TRUE);glDisable(GL_BLEND);
    glDisable(GL_LIGHTING);
    glEndList();
}


void set_filetypes(void)
{
      xsuff[ 0]="ERROR";              tsuff[ 0]=0;
      xsuff[ 1]=".jpeg";              tsuff[ 1]=1;
      xsuff[ 2]=".JPEG";              tsuff[ 2]=1;
      xsuff[ 3]=".jpg";               tsuff[ 3]=1;
      xsuff[ 4]=".JPG";               tsuff[ 4]=1;
      xsuff[ 5]=".jpe";               tsuff[ 5]=1;
      xsuff[ 6]=".JPE";               tsuff[ 6]=1;
      xsuff[ 7]=".gif";               tsuff[ 7]=1;
      xsuff[ 8]=".GIF";               tsuff[ 8]=1;
      xsuff[ 9]=".tif";               tsuff[ 9]=1;
      xsuff[10]=".TIF";               tsuff[10]=1;
      xsuff[11]=".tiff";              tsuff[11]=1;
      xsuff[12]=".TIFF";              tsuff[12]=1;
      xsuff[13]=".png";               tsuff[13]=1;
      xsuff[14]=".PNG";               tsuff[14]=1;
      xsuff[15]=".pnm";               tsuff[15]=1;
      xsuff[16]=".PNM";               tsuff[16]=1;
      xsuff[17]=".xpm";               tsuff[17]=1;
      xsuff[18]=".XPM";               tsuff[18]=1;
      xsuff[19]=".lbm";               tsuff[19]=1;
      xsuff[20]=".LBM";               tsuff[20]=1;
      xsuff[21]=".bmp";               tsuff[21]=1;
      xsuff[22]=".BMP";               tsuff[22]=1;
      xsuff[23]=".txt";               tsuff[23]=2;
      xsuff[24]=".TXT";               tsuff[24]=2;
      xsuff[25]=".c";                 tsuff[25]=2;
      xsuff[26]=".C";                 tsuff[26]=2;
      xsuff[27]=".h";                 tsuff[27]=2;
      xsuff[28]=".htm";               tsuff[28]=2;
      xsuff[29]=".html";            tsuff[29]=2;
      xsuff[30]=".HTM";               tsuff[30]=2;
      xsuff[31]=".HTML";              tsuff[31]=2;
      xsuff[32]=".pl";                tsuff[32]=2;
      xsuff[33]="README";             tsuff[33]=2;
      xsuff[34]="LICENSE";            tsuff[34]=2;
      xsuff[35]="LICENSE-GPL";        tsuff[35]=2;
      xsuff[36]="LICENSE-LGPL";       tsuff[36]=2;
      xsuff[37]=".src";               tsuff[37]=2;
      xsuff[38]=".SRC";               tsuff[38]=2;
      xsuff[39]=".asc";               tsuff[39]=2;
      xsuff[40]=".ascii";             tsuff[40]=2;
      xsuff[41]=".ASCII";             tsuff[41]=2;
      xsuff[42]=".ASC";               tsuff[42]=2;
      xsuff[43]=".sgml";              tsuff[43]=2;
      xsuff[44]=".SGML";              tsuff[44]=2;
      xsuff[45]=".java";              tsuff[45]=2;
      xsuff[46]=".JAVA";              tsuff[46]=2;
        xsuff[47]=".tdfsb";             tsuff[47]=2;
        xsuff[48]="COPYING";            tsuff[48]=2;
        xsuff[49]=".xawtv";             tsuff[49]=2;
        xsuff[50]=".bash_history";      tsuff[50]=2;
        xsuff[51]=".pcx";               tsuff[51]=1;
        xsuff[52]=".PCX";               tsuff[52]=1;
        xsuff[53]=".tga";               tsuff[53]=1;
        xsuff[54]=".TGA";               tsuff[54]=1;
        xsuff[55]=".mpg";               tsuff[55]=3;
        xsuff[56]=".MPG";               tsuff[56]=3;
        xsuff[57]=".mpe";               tsuff[57]=3;
        xsuff[58]=".MPE";               tsuff[58]=3;
        xsuff[59]=".mpeg";              tsuff[59]=3;
        xsuff[60]=".MPEG";              tsuff[60]=3;
        xsuff[61]=".avi";               tsuff[61]=5;
        xsuff[62]=".AVI";               tsuff[62]=5;
        xsuff[63]=".wav";               tsuff[63]=4;
        xsuff[64]=".WAV";               tsuff[64]=4;
        xsuff[65]=".mp3";               tsuff[65]=6;
        xsuff[66]=".MP3";               tsuff[66]=6;
        
      nsuff[0]="UNKNOWN";
      nsuff[1]="PICTURE";
      nsuff[2]="TEXT";
      nsuff[3]="VIDEO-MPEG1";
      nsuff[4]="AUDIO-WAV";        
        nsuff[5]="VIDEO-AVI";
        nsuff[6]="AUDIO-MP3";
}

void setup_kc(void)
{
        TDFSB_KC_FLY=     ' ';
        TDFSB_KC_HELP=    'h';
        TDFSB_KC_HOME=    '0';
        TDFSB_KC_FS=      'f';
        TDFSB_KC_DOT=     '.';
        TDFSB_KC_RELM=    'r';
        TDFSB_KC_RL=      'l';
        TDFSB_KC_CDU=     'u';
        TDFSB_KC_IMBR=    'b';
        TDFSB_KC_INFO=    'i';
        TDFSB_KC_DISP=    'd';
        TDFSB_KC_CRH=     'c';
        TDFSB_KC_FPS=     'p';
        TDFSB_KC_GCR=     'g';
        TDFSB_KC_SHD=     'm';
        TDFSB_KC_NAME=    't';
        TDFSB_KC_SORT=    'a';
        TDFSB_KC_CLASS=   'o';
        TDFSB_KC_UP=      '1';
        TDFSB_KC_DOWN=    '3';
        TDFSB_KC_LEFT=    'q';
        TDFSB_KC_RIGHT=   'e';
        TDFSB_KC_SAVE=    's';
        TDFSB_KC_FTH=     '#';
        TDFSB_KC_FORWARD= '2';
        TDFSB_KC_BACKWARD='w';
}

void setup_help(void)
{
        help_str  = (char*) malloc (1024*sizeof(char));
        help_copy = (char*) malloc (1024*sizeof(char));
        tmpstr = (char*) malloc (64*sizeof(char));

            if ( !(help_str && help_copy && tmpstr) )
            {
                  printf("Malloc Failure setup_help \n"); exit(1);
            }

        strcpy (help_str,"Esc           quit   F1/F2    speed +/-\n");
        strcat (help_str,"Mouse move    look   F3/F4      rot +/-\n");
        strcat (help_str,"UP         forward   F5/F6  ball detail\n");
        strcat (help_str,"DOWN      backward   HOME     start pos\n");
        strcat (help_str,"L/R     step aside   LMB  select object\n");
        strcat (help_str,"END    ground zero   +RMB|CTRL appr.obj\n");
        strcat (help_str,"F7/F8  max fps +/-   +ENTER ply mpg/mp3\n");

        sprintf(tmpstr,   "\"%c\"      filenames   \"%c\"   ground cross\n",TDFSB_KC_NAME,TDFSB_KC_GCR);
        strcat (help_str,tmpstr);

        sprintf(tmpstr,   "\"%c\"      crosshair   \"%c\"        display\n",TDFSB_KC_CRH,TDFSB_KC_DISP);
        strcat (help_str,tmpstr);

        sprintf(tmpstr,   "\"%c\"      dot files   \"%c\"      print FPS\n",TDFSB_KC_DOT,TDFSB_KC_FPS);
        strcat (help_str,tmpstr);

        sprintf(tmpstr,   "\"%c\" rel./get mouse   \"%c\"     fullscreen\n",TDFSB_KC_RELM,TDFSB_KC_FS);
        strcat (help_str,tmpstr);

        sprintf(tmpstr,   "\"%c\"     reload dir   \"%c\"   image bricks\n",TDFSB_KC_RL,TDFSB_KC_IMBR);
        strcat (help_str,tmpstr);

        sprintf(tmpstr,   "\"%c\"           cd..   \"%c\"      alphasort\n",TDFSB_KC_CDU,TDFSB_KC_SORT);
        strcat (help_str,tmpstr);

        sprintf(tmpstr,   "\"%c\"        shading   \"%c\"         flying\n",TDFSB_KC_SHD,TDFSB_KC_FLY);
        strcat (help_str,tmpstr);

        sprintf(tmpstr,   "\"%c\"      show help   \"%c\"  print GL info\n",TDFSB_KC_HELP,TDFSB_KC_INFO);
        strcat (help_str,tmpstr);

        sprintf(tmpstr,   "\"%c\"      jump home   \"%c\"    classic nav\n",TDFSB_KC_HOME,TDFSB_KC_CLASS);
        strcat (help_str,tmpstr);

        sprintf(tmpstr,   "\"%c\"    save config   \"%c\"   fps throttle\n",TDFSB_KC_SAVE,TDFSB_KC_FTH);
        strcat (help_str,tmpstr);

        sprintf(tmpstr," \n\"%c|%c|%c|%c\"            Up|Down|Left|Right\n",TDFSB_KC_UP,TDFSB_KC_DOWN,TDFSB_KC_LEFT,TDFSB_KC_RIGHT);
        strcat (help_str,tmpstr);

        sprintf(tmpstr,"\"%c|%c\"                  Forward|Backward\n",TDFSB_KC_FORWARD,TDFSB_KC_BACKWARD);
        strcat (help_str,tmpstr);

        strcat (help_str,"PgUp/Down or MMB+Mouse move up/downward\n");
      
}



int setup_config(void)
{
        FILE *config;
        char conf_line[2048], conf_param[256], conf_value[1024], homefile[256];
        int x,y,zzz;

        strcpy(home,getenv("HOME"));
        strcpy(homefile,home);
        if (homefile[strlen(homefile)-1]=='/')  strcat(homefile,".tdfsb");
        else                                    strcat(homefile,"/.tdfsb");

        if ((config=fopen(homefile,"r")))
        {
                printf("Reading %s ...\n",homefile);

                while (fgets(conf_line,256,config))
                {
                        if (strlen(conf_line)<4) { continue; }
                        x=0; while(conf_line[x]==' '||conf_line[x]=='\t')x++;  if(conf_line[x]=='#'||conf_line[x]=='\n') { continue; }

                        x=0;
                        while(conf_line[x]==' '||conf_line[x]=='\t') x++;
                                y=0;
                        while(conf_line[x]!=' '&&conf_line[x]!='='&&conf_line[x]!='\t'&&conf_line[x]!='\n') { conf_param[y++]=conf_line[x++]; }
                                conf_param[y]='\0';
                        while(conf_line[x]==' '||conf_line[x]=='='||conf_line[x]=='\t') x++;
                                y=0;
                        while(conf_line[x]!='#'&&conf_line[x]!='\n') { conf_value[y++]=conf_line[x++]; }
/*                        while(conf_line[x]!=' '&&conf_line[x]!='\t'&&conf_line[x]!='\n') { conf_value[y++]=conf_line[x++]; }
*/
                                conf_value[y]='\0';
                                zzz=x;

                        if (strlen(conf_param)<1||strlen(conf_value)<1) continue;

                        for(x=0; x<paracnt; x++)        
                        if(!strncmp(param[x],conf_param,strlen(param[x])))
                        {
                            if (type[x]==1)
                                    { *(int *)value[x]=atoi(conf_value); printf(" * Read \"%d\" for %s\n",  *(int *)value[x], param[x]); }
                            else if (type[x]==2)
                            {       while(conf_value[strlen(conf_value)-1]==' '||conf_value[strlen(conf_value)-1]=='\t')
                                  conf_value[strlen(conf_value)-1]='\0';
                              strcpy((char *)value[x],conf_value); 
                              printf(" * Read \"%s\" for %s\n",(char *)value[x], param[x]);                             
                      }
                            else if (type[x]==3)
                            {       *(GLfloat *)value[x]=(GLfloat)atof(conf_value);
                                    printf(" * Read \"%f\" for %s\n",  *(GLfloat *)value[x], param[x]);
                            }
                            else if (type[x]==4)
                            {       if ((strstr(conf_value,"yes"))||(strstr(conf_value,"on"))||(strstr(conf_value,"1"))||(strstr(conf_value,"true")))
                                            *(GLint *)value[x]=1;
                                    else
                                            *(GLint *)value[x]=0;
                                    printf(" * Read \"%d\" for %s\n",*(GLint *)value[x], param[x]);
                            }
                            else if (type[x]==5)
                            {
                                    if (strlen(conf_value)==3)
                                    {       if(conf_value[0]=='"' && conf_value[2]=='"' && isgraph(conf_value[1]) )
                                                    for(x=0; x<TDFSB_KEYLIST_NUM; x++)
                                                            if(!strcmp(TDFSB_KEYLIST_NAMES[x],conf_param))
                                                                    { *TDFSB_KEYLIST[x]=conf_value[1];
                                                                       printf(" * Read \"%c\" for %s\n",*TDFSB_KEYLIST[x],TDFSB_KEYLIST_NAMES[x]);
                                                                    }
                                    }
                                    else if ( strlen(conf_value)==1 && strlen(conf_line)>(zzz+1) )
                                    {       if ( conf_value[0]=='"' && conf_line[zzz]==' ' && conf_line[zzz+1]=='"' )
                                                    for(x=0; x<TDFSB_KEYLIST_NUM; x++)
                                                            if(!strcmp(TDFSB_KEYLIST_NAMES[x],conf_param))
                                                                    { *TDFSB_KEYLIST[x]=' ';
                                                                       printf(" * Read \"%c\" for %s\n",*TDFSB_KEYLIST[x],TDFSB_KEYLIST_NAMES[x]);
                                                                    }
                                    }
                            }       
                        }
                }

                fclose (config);

                printf(" * some values may be truncated later if out of range\n");

            if(!strstr(TDFSB_CUSTOM_EXECUTE_STRING,"%s")) 
            {
                TDFSB_CSE_FLAG=0;
                printf("WARNING: no %%s found in custom execute string. will not insert current path or file.\n");
            }
            else if(strstr(&(strstr(TDFSB_CUSTOM_EXECUTE_STRING,"%s"))[2],"%s"))
            {
                printf("WARNING: more than one %%s found in the custom execute string! falling back to default string.\n");
                sprintf(TDFSB_CUSTOM_EXECUTE_STRING,"cd \"%%s\"; xterm&");
                TDFSB_CSE_FLAG=1;
            }
            else
            {
                TDFSB_CSE_FLAG=1;
            }

                if (TDFSB_BALL_DETAIL<4) TDFSB_BALL_DETAIL=4;
                if (TDFSB_FPS_CONFIG)
                {
                        if(TDFSB_FPS_CONFIG<1)  { TDFSB_FPS_CONFIG=0; TDFSB_US_RUN=0; }
                        else                    { TDFSB_US_RUN=1000000/TDFSB_FPS_CONFIG; }
                }

                TDFSB_FPS_REAL=TDFSB_FPS_CACHE=TDFSB_FPS_CONFIG;

                mousespeed=(GLfloat) ceilf(mousespeed);
                headspeed= (GLfloat)(ceilf(headspeed*10)/10);

                if (mousespeed>20) mousespeed=20;
                else if (mousespeed<1) mousespeed=1;
                if (headspeed>2.0) headspeed=2.0;
                else if (headspeed<0.1) headspeed=0.1;

                if(TDFSB_BG_R>1.0) { TDFSB_BG_R=1.0; } else if(TDFSB_BG_R<0.0) { TDFSB_BG_R=0.0; }
                if(TDFSB_BG_G>1.0) { TDFSB_BG_G=1.0; } else if(TDFSB_BG_G<0.0) { TDFSB_BG_G=0.0; }
                if(TDFSB_BG_B>1.0) { TDFSB_BG_B=1.0; } else if(TDFSB_BG_B<0.0) { TDFSB_BG_B=0.0; }
                if(TDFSB_GG_R>1.0) { TDFSB_GG_R=1.0; } else if(TDFSB_GG_R<0.0) { TDFSB_GG_R=0.0; }
                if(TDFSB_GG_G>1.0) { TDFSB_GG_G=1.0; } else if(TDFSB_GG_G<0.0) { TDFSB_GG_G=0.0; }
                if(TDFSB_GG_B>1.0) { TDFSB_GG_B=1.0; } else if(TDFSB_GG_B<0.0) { TDFSB_GG_B=0.0; }
                if(TDFSB_FN_R>1.0) { TDFSB_FN_R=1.0; } else if(TDFSB_FN_R<0.0) { TDFSB_FN_R=0.0; }
                if(TDFSB_FN_G>1.0) { TDFSB_FN_G=1.0; } else if(TDFSB_FN_G<0.0) { TDFSB_FN_G=0.0; }
                if(TDFSB_FN_B>1.0) { TDFSB_FN_B=1.0; } else if(TDFSB_FN_B<0.0) { TDFSB_FN_B=0.0; }

                if (TDFSB_MAX_TEX_SIZE) { for (cc=1; cc<=TDFSB_MAX_TEX_SIZE; cc*=2); TDFSB_MAX_TEX_SIZE=cc/2; }

                if(realpath(TDFSB_CURRENTPATH,&temp_trunc[0])!=&temp_trunc[0])
                    if(realpath(home,&temp_trunc[0])!=&temp_trunc[0]) 
                        strcpy(&temp_trunc[0],"/");
                strcpy(TDFSB_CURRENTPATH,temp_trunc);
                
                for (x=0; x<TDFSB_KEYLIST_NUM-1; x++)
                {       for (y=x+1; y<TDFSB_KEYLIST_NUM; y++)
                                if (*TDFSB_KEYLIST[x]==*TDFSB_KEYLIST[y])
                                {       TDFSB_ALERT_KC=1000;
                                        printf("MALFORMED KEYBOARD MAP: %s conflicts with %s\n",TDFSB_KEYLIST_NAMES[x],TDFSB_KEYLIST_NAMES[y]);
                                }
                }

                if (TDFSB_ALERT_KC) setup_kc();

                return (0);
        }
        else
        {
                printf("couldn't open config file\n");
                printf("creating config file\n");
                if ((config=fopen(homefile,"w")))
                {
                        fprintf(config,"# TDFSB Example Config File\n\n");
                        for (x=0; x<paracnt; x++)
                                if (type[x]!=5) fprintf(config,"%-18s = %-6s # %s\n",param[x],pdef[x],comment[x]);

                        fprintf(config,"\n# Key bindings\n\n");
                        for (x=0; x<TDFSB_KEYLIST_NUM; x++)
                                fprintf(config,"%-18s = \"%c\"\n",TDFSB_KEYLIST_NAMES[x],*TDFSB_KEYLIST[x]);

                        fclose (config);
                }
                else
                        printf("couldn't create config file\n");

                return (1);
        }
}


void save_config(void)
{
        FILE *config;
        char homefile[256];
        int x;

        strcpy(home,getenv("HOME"));
        strcpy(homefile,home);
        if (homefile[strlen(homefile)-1]=='/')  strcat(homefile,".tdfsb");
        else                                    strcat(homefile,"/.tdfsb");

        if ((config=fopen(homefile,"w")))
        {
                fprintf(config,"# TDFSB Saved Config File\n\n");
                for (x=0; x<paracnt; x++)
                {       if (type[x]==1) fprintf(config,"%-18s = %-6d \t# %s\n",param[x],*(int *)value[x],comment[x]);
                        else if (type[x]==2) fprintf(config,"%-18s = %s \t# %s\n",param[x],(char *)value[x],comment[x]);
                        else if (type[x]==3) fprintf(config,"%-18s = %f \t# %s\n",param[x],*(GLfloat *)value[x],comment[x]);
                        else if (type[x]==4) fprintf(config,"%-18s = %s \t# %s\n",param[x],*(int *)value[x]?"yes":"no",comment[x]);
                }

                fprintf(config,"\n# Key bindings\n\n");
                for (x=0; x<TDFSB_KEYLIST_NUM; x++)
                        fprintf(config,"%-18s = \"%c\"\n",TDFSB_KEYLIST_NAMES[x],*TDFSB_KEYLIST[x]);

                fclose (config);
        }
        else
                printf("couldn't create config file\n");

}



void viewm (void)
{
        if ((centY=(asin(-tposy))*(((double)SWY)/PI))>SWY/2)    centY= SWY/2;
        else if (centY<(-SWY/2))                                centY=-SWY/2;

        if (tposz>0)
                centX= (GLdouble)acos(tposx/((GLdouble)cos((((double)centY)/(double)((double)SWY/PI)))))*(GLdouble)((GLdouble)SWX/mousesense/PI);
        else
                centX=-(GLdouble)acos(tposx/((GLdouble)cos((((double)centY)/(double)((double)SWY/PI)))))*(GLdouble)((GLdouble)SWX/mousesense/PI);
}

void check_still(void)
{
        if(!(forwardkeybuf+backwardkeybuf+leftkeybuf+rightkeybuf+upkeybuf+downkeybuf)) TDFSB_FUNC_IDLE=stillDisplay;
}

void stop_move(void)
{
        forwardkeybuf=backwardkeybuf=leftkeybuf=rightkeybuf=upkeybuf=downkeybuf=0;
}

Uint32 fps_timer(int val,int no)
{
        sprintf(fpsbuf,"FPS: %d",(int)((1000*TDFSB_FPS_DISP)/TDFSB_FPS_DT)-1);
        TDFSB_FPS_DISP=0;
        return(TDFSB_FPS_DT);
}

void errglu(GLenum errorCode)
{
      const GLubyte *estring;
      
      estring=gluErrorString(errorCode);
      printf("QE: %s\n", estring);
      ende(1);
}

void init(void)
{
    TDFSB_DisplayLists= glGenLists(3);
    TDFSB_CylinderList=TDFSB_DisplayLists+0;
    TDFSB_HelpList=TDFSB_DisplayLists+1;
    TDFSB_AudioList=TDFSB_DisplayLists+2;
    TDFSB_SolidList=glGenLists(1);
    TDFSB_BlendList=glGenLists(1);
          
/* building audio object */
    aua2 = gluNewQuadric();    
    gluQuadricCallback(aua2, GLU_ERROR, (_GLUfuncptr)errglu);
    gluQuadricDrawStyle(aua2,GLU_FILL);
    gluQuadricNormals(aua2, GLU_SMOOTH);        
    glNewList(TDFSB_AudioList, GL_COMPILE);
        glTranslatef(0.0, 0.0, 0.0);
        glRotatef(90,1.0,0.0,0.0);
        gluCylinder(aua2, 0.2, 1.0, 0.5, 16, 1); 
        glRotatef(180,0.0,1.0,0.0);
        gluCylinder(aua2, 0.2, 1.0, 0.5, 16, 1); 
    glEndList();
    gluDeleteQuadric(aua2);

/* building  Textfilecylinder */
    aua1 = gluNewQuadric();
    gluQuadricCallback(aua1, GLU_ERROR, (_GLUfuncptr)errglu);
    gluQuadricDrawStyle(aua1,GLU_FILL);
    gluQuadricNormals(aua1, GLU_SMOOTH); 
    glNewList(TDFSB_CylinderList, GL_COMPILE);
        glTranslatef(0.0, 0.0, -1.0);
        gluCylinder(aua1, 0.6, 0.6, 2.0, 16, 1);
        glTranslatef(0.0, 0.0, 2.0);
        gluDisk(aua1, 0.0, 0.6, 16, 1);
        glTranslatef(0.0, 0.0, -2.0);
        gluDisk(aua1, 0.0, 0.6, 16, 1);
    glEndList();
    gluDeleteQuadric(aua1); 


    glNewList(TDFSB_HelpList, GL_COMPILE);
    prevlen=0; cnt=0; 
    strcpy (help_copy,help_str);
    tmpstr = strtok(help_copy,"\n");
    while (tmpstr != NULL)
    {
        cnt++; glTranslatef(-prevlen,-14/0.09,0);
        c3=(int)strlen(tmpstr);
        for (c2=0;c2<c3;c2++) 
        { 
            glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN,tmpstr[c2]);
        }
        prevlen=c3*104.76;
        tmpstr = strtok(NULL,"\n");
    }

    glEndList();

    SDL_WarpMouse(SWX/2,SWY/2);
    vposy=0; lastposx=lastposz=vposx=vposz=-10; smooy=tposy=0; smoox=tposx=SQF; smooz=tposz=SQF;
    smoou=0; uposy=0;
    viewm();

    TDFSB_TEX_NUM=0; TDFSB_TEX_NAMES=NULL;

    glClearColor(TDFSB_BG_R,TDFSB_BG_G,TDFSB_BG_B,0.0);
    glShadeModel (GL_SMOOTH);
    glEnable(GL_DEPTH_TEST);
    glEnable(GL_NORMALIZE);

    glPixelStorei(GL_UNPACK_ALIGNMENT,1);
    glPixelStorei(GL_PACK_ALIGNMENT,1);

    glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
    glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
    glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular);
    glMaterialfv(GL_FRONT, GL_SHININESS, mat_shininess);
    glMaterialfv(GL_FRONT, GL_EMISSION, mat_emission);
    glMaterialfv(GL_BACK, GL_AMBIENT, mat_ambient);
    glMaterialfv(GL_BACK, GL_DIFFUSE, mat_diffuse);
    glMaterialfv(GL_BACK, GL_SPECULAR, mat_specular);
    glMaterialfv(GL_BACK, GL_SHININESS, mat_shininess);
    glMaterialfv(GL_BACK, GL_EMISSION, mat_emission);

    glLightfv(GL_LIGHT0, GL_POSITION, light_position);

    glEnable (GL_LIGHTING);
    glEnable (GL_LIGHT0);

    mono=glutStrokeWidth(GLUT_STROKE_MONO_ROMAN,'W');
}


void reshape (int w, int h)
{
    centY=( ( ((GLdouble)h) * centY )/ ((GLdouble)SWY) );
    centX=( ( ((GLdouble)w) * centX )/ ((GLdouble)SWX) );
    SWX=w;SWY=h;

    glViewport (0,0,(GLsizei)w,(GLsizei)h);
}



















void insert(char * value,char * linkpath,unsigned int mode,off_t size,unsigned int type, unsigned int uni0, unsigned int uni1, unsigned int uni2, unsigned int uni3, unsigned char * locptr, GLfloat posx, GLfloat posy, GLfloat posz, GLfloat scalex, GLfloat scaley, GLfloat scalez)
{
         unsigned char *temp;

         temp =(unsigned char *) malloc(strlen(value)+1);
            if (temp==NULL) { printf("low mem while inserting object!\n"); ende(1); }
         strcpy(temp,value);

         if(root==NULL) {
                 root =(struct tree_entry * ) malloc(sizeof(struct tree_entry));
                        if (root==NULL) { printf("low mem while inserting object!\n"); ende(1); }
                 root->name=temp;
                 root->namelen=strlen(temp);
                 root->linkpath =linkpath;
                 root->mode=mode;
                 root->regtype=type;
                 root->uniint0=uni0;root->uniint1=uni1;root->uniint2=uni2;root->uniint3=uni3;
                 root->posx=posx;root->posy=posy;root->posz=posz;
                 root->scalex=scalex;root->scaley=scaley;root->scalez=scalez;
                 root->uniptr=locptr;
                 root->size=size;
                 root->next=NULL;
         } else {
                 help=root;
                 while(help->next)  help=help->next;
                 help->next=(struct tree_entry * ) malloc(sizeof(struct tree_entry));
                  if ((help->next)==NULL) { printf("low mem while inserting object!\n"); ende(1); }
                 (help->next)->name=temp;
                 (help->next)->namelen=strlen(temp);
                 (help->next)->linkpath =linkpath;
                 (help->next)->mode=mode;
                 (help->next)->regtype=type;
                 (help->next)->uniint0=uni0;(help->next)->uniint1=uni1;(help->next)->uniint2=uni2;(help->next)->uniint3=uni3;
                 (help->next)->posx=posx;(help->next)->posy=posy;(help->next)->posz=posz;
                 (help->next)->scalex=scalex;(help->next)->scaley=scaley;(help->next)->scalez=scalez;
                 (help->next)->uniptr=locptr;
                 (help->next)->size=size;
                 (help->next)->next=NULL;
         }
 }







char ** leoscan(char * ls_path)
{
      DIR *ls_dir; 
      struct dirent *ls_ent;
      char *ls_tmp, *ls_swap, **ls_entlist;
      unsigned long int count,ls,lsc;
      
      ls_dir=opendir(ls_path);

      if (!ls_dir) { printf("Cannot open Directory %s\n",ls_path); ende(1); }

      count=0;
      while (readdir(ls_dir)) count++;
      rewinddir(ls_dir);
      if(!count)
      {     closedir(ls_dir);
            printf("Error Directory\n");
            ende(1);
      }
      count++;

      if(!(ls_entlist=(char **)malloc((size_t)(sizeof(char **)*count))))
      {     closedir(ls_dir);
            printf("Low Mem While Reading Directory\n");
            ende(1);
      }

      ls_entlist[--count]=NULL;
      while((ls_ent=readdir(ls_dir)))
      {
            --count;
            if(count<0)
            {     closedir(ls_dir);
                  printf("Directory Changed While Accessing\n");
                  ende(1);
            }
            if(!(ls_tmp=(char *)malloc((size_t)1+(strlen(ls_ent->d_name)))))
            {     closedir(ls_dir);
                  printf("Low Mem While Reading Directory Entry\n");
                  ende(1);
            }
            memcpy((void *)ls_tmp,(void *)&ls_ent->d_name,((size_t)1+(strlen(ls_ent->d_name))));
            ls_entlist[count]=ls_tmp;
      }

      closedir(ls_dir);

      if(count)
      {
            printf("Directory Changed While Accessing\n");
            ende(1);
      }

      if(TDFSB_DIR_ALPHASORT) /* yes,yes,yes only bubblesort, will change that later... ;) */
      {
            printf("Sorting...\n");
            count=1;
            while(count)
            {     count=0;    
                  ls=0;
                  while(ls_entlist[ls+1])
                  {     lsc=0;
                        while((lsc<=strlen(ls_entlist[ls]))&&(lsc<=strlen(ls_entlist[ls+1])))
                        {     
                              if(ls_entlist[ls][lsc]>ls_entlist[ls+1][lsc])
                              {     ls_swap=ls_entlist[ls];
                                    ls_entlist[ls]=ls_entlist[ls+1];
                                    ls_entlist[ls+1]=ls_swap;
                                    count=1; break;
                              }
                              else if(ls_entlist[ls][lsc]==ls_entlist[ls+1][lsc])
                              {lsc++;}
                              else
                              {break;}
                        }
                        ls++;
                  }
            }
      }

      return (ls_entlist);
}








void leodir(void)
{
      unsigned int mode=0,temptype=0,uni0=0,uni1=0,uni2=0,uni3=0;
        unsigned char *locptr,*temptr,*linkpath;      
        GLfloat   locpx,locpy,locpz,locsx,locsy,locsz,maxz,momx,momz,nextz;
      FILE *fileptr;
        char **entry_list,*entry;
      unsigned long int n;

      printf("------------------DIRECTORY %s\n",TDFSB_CURRENTPATH);
      c1=0;c2=0;
/* cleaning up */
      glDeleteTextures(TDFSB_TEX_NUM,TDFSB_TEX_NAMES);
      if (TDFSB_TEX_NAMES!=NULL)      free(TDFSB_TEX_NAMES);
        TDFSB_WAS_NOREAD=0; TDFSB_TEX_NUM=0; TDFSB_TEX_NAMES=NULL;
        if(TDFSB_MPEG_FILE) { SMPEG_stop(TDFSB_MPEG_HANDLE); SMPEG_delete(TDFSB_MPEG_HANDLE); SDL_FreeSurface(TDFSB_MPEG_SURFACE); }
        TDFSB_MPEG_FILE=NULL;        
        if(TDFSB_MP3_FILE)  { SMPEG_stop(TDFSB_MP3_HANDLE); SMPEG_delete(TDFSB_MP3_HANDLE); }
        TDFSB_MP3_FILE=NULL;
      
        if (DRN!=0)
      {
            help=root;
            while(help)
            {
                  FMptr=help;
                  FCptr=help->name; free(FCptr);
                  if (help->uniptr!=NULL) { FCptr=help->uniptr; free(FCptr); }
                  if (help->linkpath!=NULL)     { FCptr=help->linkpath;   free(FCptr); }
                  help=help->next;
                  free(FMptr);
            }
            root=NULL;  DRN=0;
      } 

/* analyzing new directory */
      entry_list=leoscan(TDFSB_CURRENTPATH);n=0;
      do
      {   entry=entry_list[n++];
            linkpath=NULL;
            if (entry  && ( (TDFSB_SHOW_DOTFILES || entry[0]!='.') || !strcmp(entry,"..") )  )
            {
                  DRN++;temptype=0;linkpath=NULL;
                  strcpy(fullpath,TDFSB_CURRENTPATH);
                  if (strlen(fullpath)>1) strcat(fullpath,"/");
                  strcat(fullpath,entry); printf("Loading: %s ",entry);
                  lstat (fullpath,&buf);
/* What ist it? */
                  if      (S_ISREG(buf.st_mode)!=0)   mode=0;
                  else if (S_ISDIR(buf.st_mode)!=0)   mode=1;
                  else if (S_ISCHR(buf.st_mode)!=0)   mode=2;
                  else if (S_ISBLK(buf.st_mode)!=0)   mode=3;
                  else if (S_ISFIFO(buf.st_mode)!=0)  mode=4;
/*                else if (S_ISSOCK(buf.st_mode)!=0)  mode=6; removed for BeOS compatibility */
                  else if (S_ISLNK(buf.st_mode)!=0)   {       cc=readlink(fullpath, yabuf, 4095); yabuf[cc]='\0';
                                                                  linkpath=(unsigned char *) malloc(sizeof(char)*(strlen(yabuf)+1));
                                                                  if (linkpath==NULL) { printf("low mem while detecting link\n"); ende(1); }
                                                                        strcpy(linkpath,yabuf);

                                                                  printf("LINK: %s -> %s ",fullpath,yabuf);
                                                                  if (yabuf[0]!='/') { strcpy(fullpath,TDFSB_CURRENTPATH); if (strlen(fullpath)>1) strcat(fullpath,"/"); strcat(fullpath,yabuf); }
                                                                  else strcpy(fullpath,yabuf);
                                                                  lstat (fullpath,&buf);

                                                                  if (S_ISREG(buf.st_mode)!=0)        mode=0x20;
                                                                  else if (S_ISDIR(buf.st_mode)!=0)   mode=0x21;
                                                                  else if (S_ISCHR(buf.st_mode)!=0)   mode=0x22;
                                                                  else if (S_ISBLK(buf.st_mode)!=0)   mode=0x23;
                                                                  else if (S_ISFIFO(buf.st_mode)!=0)  mode=0x24;
                                                                  else if (S_ISLNK(buf.st_mode)!=0)   mode=0x25;
/*                                                                else if (S_ISSOCK(buf.st_mode)!=0)  mode=0x26; BeOS again */

                                                                  printf (" mode: 0x%x ",mode);
                                                          }

/* Check Permissions */
                  if ((mode&0x1F)==1)     { if  ((access(fullpath,R_OK)<0)||(access(fullpath,X_OK)<0))      { mode=((mode&0x1F)+10)|(mode&0x20); TDFSB_WAS_NOREAD=1;} }
                  else if (access(fullpath,R_OK)<0)                                       { mode=((mode&0x1F)+10)|(mode&0x20); TDFSB_WAS_NOREAD=1;}

/* Data File Identifizierung */
                  if ((mode&0x1F)==0)     {     for (cc=1;cc<=lsuff;cc++)
                                                {
                                                      if    ( !strncmp( xsuff[cc],  &(fullpath[strlen(fullpath)-strlen(xsuff[cc])]),      strlen(xsuff[cc]) )     )
                                                      {     temptype=tsuff[cc];     break;}
                                                }
                                          }

/* Data File Loading + Setting Parameters */
                        if ((mode&0x1F)==1||(mode&0x1F)==11)
                        {
                            temptype=0; locpx=locpz=locpy=0; locsx=locsy=locsz=1; locptr=NULL; uni0=0; uni1=0; uni2=0;
                            printf(" .. DIR done.\n");
                        }
                  else if (temptype==1)
                        {
                            locptr=read_imagefile(fullpath);
                            if (!locptr)
                            {   printf("IMAGE FAILED: %s\n",fullpath);
                                locptr=NULL; uni0=0; uni1=0; uni2=0; uni3=0; temptype=0;
                                locsy=((GLfloat)log(((double)buf.st_size/1024)+1))+1;  locsx=locsz=((GLfloat)log(((double)buf.st_size/8192)+1))+1;
                                locpx=locpz=0; locpy=locsy-1;
                            }
                            else
                            {   uni0=p2w; uni1=p2h; uni2=cglmode; uni3=0; /* width height colormode NULL */
                                printf("IMAGE: %ldx%ld %s TEXTURE: %dx%d\n",www,hhh,fullpath,uni0,uni1);
                                if (www<hhh)    { locsx=locsz=((GLfloat)log(((double)www/512)+1))+1; locsy=(hhh*(locsx))/www; }
                                else            { locsy=((GLfloat)log(((double)hhh/512)+1))+1; locsx=locsz=(www*(locsy))/hhh; }
                                locsz=1.44/(((GLfloat)log(((double)buf.st_size/1024)+1))+1);
                                locpx=locpz=0; locpy=locsy-1; TDFSB_TEX_NUM++;
                            }
                        }
                        else if (temptype==2)
                        {       uni0=0; uni1=0; uni2=0; uni3=0; c1=0; c2=0; c3=0;
                                fileptr=fopen(fullpath,"r");
                                if(!fileptr)
                                {       printf("TEXT FAILED: %s\n",fullpath); locptr=NULL; temptype=0; }
                                else
                                {       do      { c3=fgetc(fileptr); if ((c3!=EOF)&&(isgraph(c3)||c3==' ')) c1++; }     
                                        while   (c3!=EOF); rewind(fileptr);
                                        locptr=(unsigned char *)malloc( (c1+21)*sizeof(unsigned char) );
                                        if (!locptr)
                                        {       printf("TEXT FAILED: %s\n",fullpath); fclose(fileptr); locptr=NULL; temptype=0; }
                                        else
                                        {       temptr=locptr; uni0=((GLfloat)log(((double)buf.st_size/256)+1))+6;
                                                for (c3=0;c3<10;c3++) { *temptr=' '; temptr++; }
                                                do { c3=fgetc(fileptr); if ((c3!=EOF)&&(isgraph(c3)||c3==' ')) { *temptr=(unsigned char)c3; temptr++; c2++; } }
                                                while ((c3!=EOF)&&(c2<c1));
                                                for (c3=0;c3<10;c3++) { *temptr=' '; temptr++; }
                                                *temptr=0;
                                                fclose(fileptr);
                                                printf("TEXT: %ld char.\n",c1);
                                        }
                                }
                                locsy=4.5;      /* locsy=((GLfloat)log(((double)buf.st_size/1024)+1))+1; */
                                locsx=locsz=((GLfloat)log(((double)buf.st_size/8192)+1))+1;
                                locpx=locpz=0; locpy=locsy-1;
                        }
                        else if (temptype==3)
                        {       locptr=read_mpegframe(fullpath); 
                                if (!locptr)
                                {       printf("MPEG FAILED: %s\n",fullpath);
                                        locptr=NULL; uni0=0; uni1=0; uni2=0; uni3=0; temptype=0;
                                        locsy=((GLfloat)log(((double)buf.st_size/1024)+1))+1;  locsx=locsz=((GLfloat)log(((double)buf.st_size/8192)+1))+1;
                                        locpx=locpz=0; locpy=locsy-1;
                                }
                                else
                                {       uni0=p2w; uni1=p2h; uni2=cglmode; uni3=1; /* width height colormode texture */
                                        printf("MPEG: %ldx%ld %s TEXTURE: %dx%d\n",www,hhh,fullpath,uni0,uni1);
                                        if (www<hhh)    { locsx=locsz=((GLfloat)log(((double)www/128)+1))+1; locsy=(hhh*(locsx))/www; }
                                        else            { locsy=((GLfloat)log(((double)hhh/128)+1))+1; locsx=locsz=(www*(locsy))/hhh; }
                                        locsz=(2*2.88)/(((GLfloat)log(((double)buf.st_size/1024)+1))+1);
                                        locpx=locpz=0; locpy=locsy-1; TDFSB_TEX_NUM++;
                                }
                        }
                        else if (temptype==6||temptype==4)
                        {       uni0=0; uni1=0; uni2=0; uni3=0; c1=0; c2=0; c3=0; locptr=NULL;
                                locsy=locsx=locsz=((GLfloat)log(((double)buf.st_size/(65536*20)+1)))+1;
                                locpx=locpz=0; locpy=locsy-1;
                                printf("\n");
                        }
                        else 
                        {       locptr=NULL; uni0=0; uni1=0; uni2=0; uni3=0; temptype=0;
                                locsy=((GLfloat)log(((double)buf.st_size/1024)+1))+1;
                                locsx=locsz=((GLfloat)log(((double)buf.st_size/8192)+1))+1;
                                locpx=locpz=0; locpy=locsy-1;
                                printf(" .. done.\n");
                        }

                        insert(entry,linkpath,mode,buf.st_size,temptype,uni0,uni1,uni2,uni3,locptr,locpx,locpy,locpz,locsx,locsy,locsz);
                        free(entry);
                }

        }while (entry);

      free(entry_list);

/* calculate object positions */

      DRNratio=(int) sqrt((double)DRN); help=root; cc=0; maxz=0; momx=0; momz=0; nextz=0;

      for(c2=0;c2<=DRNratio;c2++)
      {     momz+=maxz+nextz+2*(log(help->scalez+1))+4; maxz=0; momx=0;
            for(c1=0;c1<=DRNratio;c1++)
            {
                  if (help->scalez>maxz) { maxz=help->scalez; }
                  momx=momx+(help->scalex);
                  help->posx=momx; help->posz=momz;
                  help->rasterx=c1; help->rasterz=c2;
                  momx=momx+(help->scalex);
                  help=help->next;
                  if (!help) break;
                  momx=momx+2*(log(help->scalex+1))+4; /* Wege zw den Objekte, min 1 */
            }
            if (!help) break;
            FMptr=help; nextz=0;
            for(c1=0;c1<=DRNratio;c1++) { if(FMptr->scalez>nextz) nextz=FMptr->scalez; FMptr=FMptr->next; if(!FMptr) break; }
      }

/* Calculate Ground Grid */
      TDFSB_MAXX=TDFSB_MAXZ=0;
      help=root;  while (help)            {     if (help->posx+help->scalex>TDFSB_MAXX) TDFSB_MAXX=help->posx+help->scalex;
                                                            if (help->posz+help->scalez>TDFSB_MAXZ) TDFSB_MAXZ=help->posz+help->scalez;
                                                            if (help->next) help=help->next; else help=NULL;
                                                      }
      TDFSB_MAXX+=10;TDFSB_MAXZ+=10;
      TDFSB_MINX=root->posx-10;TDFSB_MINZ=root->posz-10;TDFSB_STEPX=(TDFSB_MAXX-TDFSB_MINX)/20;TDFSB_STEPZ=(TDFSB_MAXZ-TDFSB_MINZ)/20;
      printf("GRIDCELLSIZE: %f|%f\n",TDFSB_STEPX,TDFSB_STEPZ);

/* Reorganize Fileobject Locations : UGLY!!! ;) */
      help=root; while (help)             {     FMptr=help;
                                                            do {  if (!(FMptr->next)) { break; }
                                                                        if (((FMptr->next)->rasterz)!=(help->rasterz)) {  break; }
                                                                        FMptr=FMptr->next;
                                                            } while (1);
                                                            momx=(TDFSB_MAXX-10-(FMptr->posx+FMptr->scalex))/2;
                                                            while (help!=FMptr) { help->posx+=momx; help=help->next; }
                                                            help->posx+=momx;
                                                            if (help->next) help=help->next; else help=NULL;
                                              }

/* Creating Texture Objects */
      printf("%ld Textures loaded\n",(long int)TDFSB_TEX_NUM);

      if (!(TDFSB_TEX_NAMES=(GLuint *)malloc((TDFSB_TEX_NUM+1)*sizeof(GLuint)))) { printf("low mem while alloc texture names\n"); ende(1);}
      glGenTextures(TDFSB_TEX_NUM,TDFSB_TEX_NAMES);

      c1=0;
      for (help=root;help;help=help->next)
      {
            if (  (((help->regtype)==3)||((help->regtype)==1))  &&(((help->mode)&0x1F)==0))
            {
                  glBindTexture(GL_TEXTURE_2D, TDFSB_TEX_NAMES[c1]);
                  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
                  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
                  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
                  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
                  glTexEnvf(GL_TEXTURE_ENV,GL_TEXTURE_ENV_MODE,GL_REPLACE);
                  glTexImage2D(GL_TEXTURE_2D, 0, (GLenum)help->uniint2, help->uniint0, help->uniint1, 0, (GLenum)help->uniint2, GL_UNSIGNED_BYTE, help->uniptr);

                  help->uniint3=TDFSB_TEX_NAMES[c1];
                  c1++;
            }
      }

/* Creating Display List */

      tdb_gen_list();

/* Kontrolloutput */

      help=root;
      for(help=root;help;help=help->next)
      {
            printf ("[%d,%d] ",help->rasterx,help->rasterz);
            printf ("%s %ld  ",help->name,(long int)help->size);
            if (((help->mode)&0x1F)==1)
            {
                  printf("DIR");
            }
            else
            {
                  printf ("%d-%s-FILE",help->regtype,nsuff[help->regtype]);
            }
            printf ("\n");

                if (strcmp(help->name,"..")==0)
                {
                        TDFSB_NORTH_X=help->posx; TDFSB_NORTH_Z=help->posz;
                        printf(" * (%f,%f) is the Northpole.\n",TDFSB_NORTH_X,TDFSB_NORTH_Z);
                }
      }

      vposy=0; lastposx=lastposz=vposx=vposz=-10; smooy=tposy=0; smoox=tposx=SQF; smooz=tposz=SQF;
      smoou=0; uposy=0;
        viewm();

      strcpy(fullpath,"TDFSB: ");
      strcat(fullpath,TDFSB_CURRENTPATH);
      SDL_WM_SetCaption(fullpath,"TDFSB");   

      printf("Display . files: "); if (TDFSB_SHOW_DOTFILES) printf ("YES.\n"); else printf ("NO.\n");

        TDFSB_ANIM_COUNT=0; TDFSB_ANIM_STATE=0;

      return;
}


















/* TDFSB IDLE FUNCTIONS */

void move(void)
{
        if(upkeybuf)    {       uposy=vposy=vposy+1/mousespeed; }
      else if(downkeybuf){    uposy=vposy=vposy-1/mousespeed; }


        if(leftkeybuf)  {       vposz=vposz-tposx/mousespeed;
                                vposx=vposx+tposz/mousespeed;
                      }
      else if(rightkeybuf)
                      {       vposz=vposz+tposx/mousespeed;
                              vposx=vposx-tposz/mousespeed;
                      }


        if(forwardkeybuf)
                      {       vposz=vposz+tposz/mousespeed;
                                vposx=vposx+tposx/mousespeed;
                              if(TDFSB_MODE_FLY)      uposy=vposy=vposy+tposy/mousespeed;
                  }
      else if(backwardkeybuf)
                      {       vposz=vposz-tposz/mousespeed;
                                vposx=vposx-tposx/mousespeed;
                              if(TDFSB_MODE_FLY)      uposy=vposy=vposy-tposy/mousespeed;
                        }

        if (uposy!=vposy) { vposy+=(uposy-vposy)/2; }
        if (vposy<0) vposy=0;

      TDFSB_FUNC_DISP();
}

void stillDisplay(void)
{
        TDFSB_FUNC_DISP();
}

void startstillDisplay(void)
{
        if (TDFSB_CONFIG_FULLSCREEN) keyboard(TDFSB_KC_FS);
        stop_move();
        TDFSB_FUNC_IDLE=stillDisplay;
        TDFSB_FUNC_DISP();
}

void ground(void)
{
        if (TDFSB_ANIM_STATE)           { uposy=vposy-=TDFSB_OA_DY; }
        if (!(--TDFSB_ANIM_COUNT))      { TDFSB_ANIM_STATE=0; TDFSB_ANIM_COUNT=0; uposy=vposy=0; stop_move(); TDFSB_FUNC_IDLE=stillDisplay; }
        TDFSB_FUNC_DISP();
}

void approach(void)
{
        switch (TDFSB_ANIM_STATE)
        {
                case 1:
                        vposx=vposx+TDFSB_OA_DX;
                        uposy=vposy=vposy+TDFSB_OA_DY;
                        vposz=vposz+TDFSB_OA_DZ;
                        if (fabs(vposx-TDFSB_OA->posx)<0.1 && fabs(vposz-TDFSB_OA->posz)<0.1)
                        { TDFSB_ANIM_COUNT=50; TDFSB_ANIM_STATE=2;
                          TDFSB_OA_DX=-tposx/50; TDFSB_OA_DZ=(-1-tposz)/50; TDFSB_OA_DY=-tposy/50;
                        }
                        break;

                case 2:
                        if ((TDFSB_OA->regtype==1)||(TDFSB_OA->regtype==3))
                        {
                                if (TDFSB_ANIM_COUNT)
                                {
                                        smoox+=TDFSB_OA_DX; tposx=smoox; smooz+=TDFSB_OA_DZ; tposz=smooz; smooy+=TDFSB_OA_DY; tposy=smooy;
                                        smoou=0; uposy=0;
                                        centX=SWX; centY=0;
                                        TDFSB_ANIM_COUNT--;
                                }
                                else
                                {       TDFSB_ANIM_COUNT=50; TDFSB_ANIM_STATE=3;
                                        TDFSB_OA_DZ=(TDFSB_OA->posz+TDFSB_OA->scalex+2-vposz)/50;
                                        TDFSB_OA_DX=(TDFSB_OA->posx+TDFSB_OA->scalex+6-vposx)/50;
                                }
                        }
                        else
                        {       if (TDFSB_OA->regtype==2) {     TDFSB_ANIM_COUNT=50; TDFSB_ANIM_STATE=3;
                                                                TDFSB_OA_DZ=(TDFSB_OA->posz+TDFSB_OA->scalez+4-vposz)/50;
                                                                TDFSB_OA_DX=(TDFSB_OA->posx+TDFSB_OA->scalex+4-vposx)/50;
                                                        }
                                else { TDFSB_ANIM_COUNT=0; TDFSB_ANIM_STATE=0; stop_move(); TDFSB_FUNC_IDLE=stillDisplay; }
                        }
                        break;

                case 3:
                        if (TDFSB_ANIM_COUNT)
                        {       vposz+=TDFSB_OA_DZ*(-tposz);
                                vposx+=TDFSB_OA_DX*(-tposx);
                                smoou=0; uposy=0;
                                TDFSB_ANIM_COUNT--;
                        }
                        else
                        {       TDFSB_ANIM_COUNT=50; TDFSB_ANIM_STATE=4; TDFSB_OA_DY=(TDFSB_OA->posy+TDFSB_OA->scaley/2-1-vposy)/50; }
                        break;

                case 4:
                        if (TDFSB_ANIM_COUNT)
                        {       uposy=vposy+=TDFSB_OA_DY;
                                /* smoou=0; uposy=0; */
                                if (vposy<0)
                                {       TDFSB_ANIM_COUNT=0;
                                        uposy=vposy=0;        
                                }
                                else TDFSB_ANIM_COUNT--;
                        }
                        else
                        {       TDFSB_ANIM_COUNT=0; TDFSB_ANIM_STATE=0; stop_move(); TDFSB_FUNC_IDLE=stillDisplay; if(vposy<0) vposy=0; uposy=vposy; }
                        break;

                case 0:
                default:
                        break;
        }

        TDFSB_FUNC_DISP();

}

void nullDisplay(void)
{

      TDFSB_FUNC_DISP();

}

void noDisplay(void)
{
      char warpmess[]="WARPING...";

        stop_move();
        SDL_WarpMouse(SWX/2,SWY/2);
      glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);

      glMatrixMode(GL_PROJECTION); glLoadIdentity(); gluOrtho2D(0.0,(GLfloat)SWX,0.0,(GLfloat)SWY);
      glDisable(GL_LIGHTING);
      glTranslatef(SWX/2-glutStrokeLength(GLUT_STROKE_ROMAN,(unsigned char *)warpmess)*0.075,SWY/2,0); glLineWidth(1);
            glColor3f(0.5,1.0,0.5);
            strcpy(fullpath, warpmess); c3=(int)strlen(fullpath);
            glScalef(0.15,0.15,0.15);
            for (c2=0;c2<c3;c2++) { glutStrokeCharacter(GLUT_STROKE_ROMAN, fullpath[c2]); }
      glEnable(GL_LIGHTING);
      SDL_GL_SwapBuffers();

      leodir();
      TDFSB_FUNC_DISP=display;
      TDFSB_FUNC_IDLE=stillDisplay;
}















/* TDFSB DISPLAY FUNCTIONS contains display() warpdisplay() */



void display(void)
{       double odist, vlen, senx, seny, senz, find_dist;
        struct tree_entry *find_entry;
        GLenum errCode;

        find_entry = NULL; find_dist=10000000;

        if(TDFSB_MP3_FILE)
        { 
            if(SMPEG_status(TDFSB_MP3_HANDLE)==SMPEG_ERROR)
            {                    
                    printf("MP3 ERROR stopping %s\n",TDFSB_MP3_FILE->name);
                    SMPEG_stop(TDFSB_MP3_HANDLE);
                    SMPEG_delete(TDFSB_MP3_HANDLE);
                    TDFSB_MP3_FILE=NULL;
            }
        }
        if(TDFSB_MPEG_FILE) 
        {
            play_mpeg(); 
            if(SMPEG_status(TDFSB_MPEG_HANDLE)==SMPEG_ERROR)
            {                    
                    printf("MPEG ERROR stopping %s\n",TDFSB_MPEG_FILE->name);
                    SMPEG_stop(TDFSB_MPEG_HANDLE);
                    SMPEG_delete(TDFSB_MPEG_HANDLE);
                    SDL_FreeSurface(TDFSB_MPEG_SURFACE);                                            
                    TDFSB_MPEG_FILE=NULL;
            }
        }

        if (TDFSB_HAVE_MOUSE) { SDL_WarpMouse(SWX/2,SWY/2); }
      glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);

      glEnable(GL_LIGHTING);
      glMatrixMode(GL_MODELVIEW);

            glLoadIdentity();
            light_position[0]=vposx;
            light_position[1]=vposy;
            light_position[2]=vposz;
            light_position[3]=1;
            glLightfv(GL_LIGHT0, GL_POSITION, light_position);
        
      glPushMatrix();
      glCallList(TDFSB_SolidList);
      glPopMatrix();

        glDisable(GL_LIGHTING);

      spin=(int)fmod(spin,360);spin++;
      c1=0;

        if (TDFSB_GROUND_CROSS)
        {
                glColor4f(0.3,0.4,0.6,1.0);
                        glBegin(GL_LINES);
                                glVertex3f(vposx+2,-1,vposz);
                        glVertex3f(vposx-2,-1,vposz);
                        glVertex3f(vposx  ,-1,vposz+2);
                        glVertex3f(vposx  ,-1,vposz-2);
                  glEnd();
      }

      for(help=root;help;help=help->next)
      {
                if (TDFSB_OBJECT_SEARCH)
                {
                        if (!((help->mode)&0x20))
                                odist=sqrt( (help->posx-vposx)*(help->posx-vposx) + (help->posy-vposy)*(help->posy-vposy) + (help->posz-vposz)*(help->posz-vposz) );
                        else
                                odist=sqrt( (help->posx-vposx)*(help->posx-vposx) + (vposy)*(vposy) + (help->posz-vposz)*(help->posz-vposz) );

                        if(TDFSB_KEY_FINDER)
                        {        if (TDFSB_KEY_FINDER==help->name[0])
                                        if (find_entry?(find_entry->name[0]!=TDFSB_KEY_FINDER):1)
                                                {       find_entry=help;
                                                        tposx=(help->posx-vposx)/odist;
                                                        tposz=(help->posz-vposz)/odist;
                                                        tposy=(help->posy-vposy)/odist;
                                                        viewm();
                                                }
                        }
                        else
                        {
                                vlen=sqrt( (tposx*tposx) + (tposy*tposy) + (tposz*tposz) );
                                odist=odist/vlen;

                                if (odist<find_dist)
                                {       senx=tposx*odist+vposx; seny=tposy*odist+vposy; senz=tposz*odist+vposz;
                                        if (!((help->mode)&0x20))
                                        {       if ( (senx > help->posx-help->scalex) && (senx < help->posx+help->scalex) )
                                                        if ( (seny > help->posy-help->scaley) && (seny < help->posy+help->scaley) )
                                                                if ( ((senz > help->posz-help->scalez) && (senz < help->posz+help->scalez)) || ((help->regtype==1||help->regtype==3)&&((senz > help->posz-help->scalez-1) && (senz < help->posz+help->scalez+1))) )
                                                                        { find_entry=help; find_dist=odist;}
                                        }
                                        else
                                        {       if ( (senx > (help->posx)-1) && (senx < (help->posx)+1) )
                                                      if ( (seny > -1) && (seny < 1) )
                                                                if ( (senz > (help->posz)-1) && (senz < (help->posz)+1) )
                                                                        { find_entry=help; find_dist=odist;}
                                        }
                                }
                        }

                        if (find_entry) { TDFSB_OBJECT_SELECTED=find_entry; }
                        else            { TDFSB_OBJECT_SELECTED=NULL; }
                }

                mx=help->posx;      mz=help->posz; my=help->posy;

            if (TDFSB_FILENAMES)
            {
                    glPushMatrix();
                if (!((help->mode)&0x20)) glTranslatef( mx,my,mz ); else glTranslatef( mx,1.5,mz );

                if (TDFSB_FILENAMES==1)
                    {
                    glRotatef(spin+(fmod(c1,10)*36),0,1,0);
                    if (!((help->mode)&0x20)) glTranslatef(help->scalex,1.5,help->scalez);
                  glRotatef(90-45*(help->scalez/help->scalex),0,1,0);
                }
                else
                    {
                        u=mx-vposx; v=mz-vposz; r=sqrt(u*u+v*v);
                        if(v>=0) { glRotated( fmod(135+ asin(u/r)*(180/PI) ,360) ,0,1,0); }
                  else    { glRotated( fmod(315- asin(u/r)*(180/PI) ,360) ,0,1,0); }
                        if (((help->mode)==0x00)&&((help->regtype)==1)) glRotatef(-45,0,1,0);
                        if (!((help->mode)&0x20))       { glTranslatef((help->scalex)+1,1.5,(help->scalez)+1);  glRotatef(90-45*(help->scalez/help->scalex),0,1,0);  }
                    else                            { glTranslatef(0,0.5,0); glRotatef(45,0,1,0); }
                    }

                  glScalef(0.005,0.005,0.005);

                    if (!((help->mode)&0x20))
                    {
                        glColor4f(TDFSB_FN_R,TDFSB_FN_G,TDFSB_FN_B,1.0);
                        glTranslatef(-glutStrokeLength(GLUT_STROKE_ROMAN,(unsigned char *)help->name)/2,0,0);
                        for (c2=0;c2<help->namelen;c2++) glutStrokeCharacter(GLUT_STROKE_ROMAN, help->name[c2]);
                }
                else
                {       
                        fh=((((GLfloat)spin)-180)/360);
                        if (fh<0) 
                        {   
                            fh=fabs(fh); glColor4f(1-(fh),1-(fh),1-(fh),1.0);
                            glTranslatef(-glutStrokeLength(GLUT_STROKE_ROMAN,(unsigned char *)help->name)/2,0,0);
                            for (c2=0;c2<help->namelen;c2++) glutStrokeCharacter(GLUT_STROKE_ROMAN, help->name[c2]);

                        } 
                        else 
                        {
                            fh=fabs(fh); glColor4f(0.85-(fh),1-(fh),1-(fh),1.0);
                            glTranslatef(-glutStrokeLength(GLUT_STROKE_ROMAN,(unsigned char *)help->linkpath)/2,0,0);
                            for (c2=0;c2<strlen(help->linkpath);c2++) glutStrokeCharacter(GLUT_STROKE_ROMAN, help->linkpath[c2]);
                        }
                }
                glPopMatrix();
            }
/* see if we entered a sphere */
            if ( ((help->mode)==1) || (((help->mode)&0x20)&&(((help->mode)&0x1F)<10)) )
            {
                    if ( vposx>mx-1 && vposx<mx+1 && vposz>mz-1 && vposz<mz+1 && vposy<1.5 )
                    {
                        temp_trunc[0]=0; strcat(TDFSB_CURRENTPATH,"/"); strcat(TDFSB_CURRENTPATH,help->name); 
                        if ((help->mode!=0x21)&&(help->mode&0x20)) strcat(TDFSB_CURRENTPATH,"/..");
                        if(realpath(TDFSB_CURRENTPATH,&temp_trunc[0])!=&temp_trunc[0]) 
                        { 
                            printf("Cannot resolve path \"%s\".\n",TDFSB_CURRENTPATH); ende(1);
                        }
                        else
                        {
                            strcpy(TDFSB_CURRENTPATH,temp_trunc);        
                            TDFSB_FUNC_IDLE=nullDisplay; TDFSB_FUNC_DISP=noDisplay; 
                            return;
                        }
                    }
            }
/* animate text files */
            if ( (help->regtype==2) && ((help->mode)&0x1F)==0)
            {
                  glPushMatrix();
                  if ( ((help->mode)&0x20)) { cc=16; c1=8; glScalef(0.0625,0.125,0.0625); } else cc=c1=1;
                  glScalef(0.005,0.005,0.005); glColor4f(1.0,1.0,0.0,1.0);
                  c3=(int)strlen(help->uniptr); c2=0;
                  glTranslatef((200*mx)*cc, (-100*(c1)+1500+((GLfloat)(((help->uniint2)=(help->uniint2)+(help->uniint0))))), (200*mz)*cc);
                        u=mx-vposx; v=mz-vposz; r=sqrt(u*u+v*v);
                  if (v>=0)       { glRotated( fmod(180+ asin(u/r)*(180/PI) ,360) ,0,1,0); }
                  else            { glRotated( fmod(0- asin(u/r)*(180/PI) ,360) ,0,1,0); }
                  glTranslatef(+mono/2,0,0);
                  do {  glTranslatef( -mono, -150, 0); glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN, help->uniptr[c2+(help->uniint1)]); c2++; }
                  while (c2<c3&&c2<10);
                  if (help->uniint2>=150) { (help->uniint1)=(help->uniint1)+1; if ((help->uniint1)>=c3-10) (help->uniint1)=0; (help->uniint2)=0; }
                  glPopMatrix();
            }
            c1++;

      }

/* animate audio file */
        if(TDFSB_MP3_FILE)
        {
                glPushMatrix();
                        glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse_grn);glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient_grn);glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular_grn);glMaterialfv(GL_FRONT, GL_EMISSION, mat_emission_grn);
                        glMaterialfv(GL_BACK, GL_DIFFUSE, mat_diffuse_grn);glMaterialfv(GL_BACK, GL_AMBIENT, mat_ambient_grn);glMaterialfv(GL_BACK, GL_SPECULAR, mat_specular_grn);glMaterialfv(GL_BACK, GL_EMISSION, mat_emission_grn);
                        glEnable (GL_LIGHTING);
                        glEnable(GL_BLEND); glDepthMask(GL_FALSE); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
                    if ( ((TDFSB_MP3_FILE->mode)&0x20)) 
                    {   glTranslatef(TDFSB_MP3_FILE->posx, 0.0, TDFSB_MP3_FILE->posz); glScalef(0.25,0.25,0.25); }
                    else 
                    {   glTranslatef(TDFSB_MP3_FILE->posx,  TDFSB_MP3_FILE->posy  , TDFSB_MP3_FILE->posz); }
                    glRotatef(90,1.0,0.0,0.0);
                    glScalef(TDFSB_MP3_FILE->scalex*0.6,1+TDFSB_MP3_FILE->scaley+TDFSB_MP3_FILE->scaley*(-(GLfloat)(abs((((int)spin)&0xF)-8))/10),TDFSB_MP3_FILE->scaley*0.6);
                    glCallList(TDFSB_AudioList);
                    glRotatef(90,1.0,0.0,0.0);
                    glScalef(0.5,0.75*TDFSB_MP3_FILE->scaley*( (GLfloat)(abs((((int)spin)&0xF)-8))/10) ,0.5);
                    glCallList(TDFSB_AudioList);
                      glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular);glMaterialfv(GL_FRONT, GL_EMISSION, mat_emission);
                        glMaterialfv(GL_BACK, GL_DIFFUSE, mat_diffuse);glMaterialfv(GL_BACK, GL_AMBIENT, mat_ambient);glMaterialfv(GL_BACK, GL_SPECULAR, mat_specular);glMaterialfv(GL_BACK, GL_EMISSION, mat_emission);
                  glDepthMask(GL_TRUE);glDisable(GL_BLEND);
                        glDisable(GL_LIGHTING);                    
                glPopMatrix();
        }
                
      glPushMatrix();
      glCallList(TDFSB_BlendList);
      glPopMatrix();

        if (TDFSB_OBJECT_SELECTED)
        {
                glPushMatrix();

                        if ((TDFSB_OBJECT_SELECTED->mode)&0x20)
                        {       glTranslatef(TDFSB_OBJECT_SELECTED->posx, 0  , TDFSB_OBJECT_SELECTED->posz);
                                glScalef(1.5,1,1.5);
                        }
                        else
                        {       glTranslatef(TDFSB_OBJECT_SELECTED->posx,  TDFSB_OBJECT_SELECTED->posy  , TDFSB_OBJECT_SELECTED->posz);
                                if (TDFSB_OBJECT_SELECTED->scalex>TDFSB_OBJECT_SELECTED->scalez)
                                        glScalef(TDFSB_OBJECT_SELECTED->scalex*1.5, 0.9 , TDFSB_OBJECT_SELECTED->scalex*1.5);
                                else
                                        glScalef(TDFSB_OBJECT_SELECTED->scalez*1.5, 0.9 , TDFSB_OBJECT_SELECTED->scalez*1.5);
                        }
                        glColor4f(0.5,1.0,0.0,1.0);
                        glRotatef(fmod(spin,360),0,1,0);
                        glutWireCube(2.0);
                glPopMatrix();
        }

/* on screen displays */
      glMatrixMode(GL_PROJECTION);
      glLoadIdentity();
      gluOrtho2D(0.0,(GLfloat)SWX,0.0,(GLfloat)SWY);

      if(TDFSB_SHOW_CROSSHAIR)
      {
            if (SWX>SWY) fh2=SWX*0.025; else fh2=SWY*0.025; if (fh2>18) fh2=18;
            glPushMatrix();
                   glColor3f(0.5,1.0,0.25);
                   glBegin(GL_LINES);
                              glVertex3f(SWX*0.50+fh2,SWY*0.50    , 1);
                              glVertex3f(SWX*0.50-fh2,SWY*0.50    , 1);
                              glVertex3f(SWX*0.50    ,SWY*0.50+fh2, 1);
                              glVertex3f(SWX*0.50    ,SWY*0.50-fh2, 1);
                   glEnd();
            glPopMatrix();
      }

      if(TDFSB_SHOW_DISPLAY)
      {
                strcpy(fullpath, TDFSB_CURRENTPATH); c3=(int)strlen(fullpath); cc=(GLfloat)glutStrokeLength(GLUT_STROKE_ROMAN,fullpath)*0.14;
                if (cc<(SWX/10)) cc=SWX/10;
                glPushMatrix();

                if (TDFSB_SHOW_DISPLAY>1)
                {
                        glColor4f(0.8,1.0,0.8,0.25);
                        glEnable(GL_BLEND); glDepthMask(GL_FALSE); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
                        glBegin(GL_QUADS);
                                glVertex3f (5, 45, 1); glVertex3f (cc+20+TDFSB_XL_DISPLAY, 45, 1); glVertex3f (cc+20+TDFSB_XL_DISPLAY, 5, 1); glVertex3f ( 5, 5, 1);
                        glEnd();
                        if (TDFSB_SHOW_DISPLAY>2)
                        {
                                glColor4f(0.4,0.8,0.6,0.5);
                                glBegin(GL_POLYGON);
                                        glVertex3f    (     25    +15*1,            25    +15*0,            1);
                                        glVertex3f    (     25    +15*0.866,  25    +15*0.5,    1);
                                        glVertex3f    (     25    +15*0.5,    25    +15*0.866,  1);
                                        glVertex3f    (     25    +15*0,            25    +15*1,            1);
                                        glVertex3f    (     25    -15*0.5,    25    +15*0.866,  1);
                                        glVertex3f    (     25    -15*0.866,  25    +15*0.5,    1);
                                        glVertex3f    (     25    -15*1,            25    +15*0,            1);
                                        glVertex3f    (     25    -15*0.866,  25    -15*0.5,    1);
                                        glVertex3f    (     25    -15*0.5,    25    -15*0.866,  1);
                                        glVertex3f    (     25    -15*0,            25    -15*1,            1);
                                        glVertex3f    (     25    +15*0.5,    25    -15*0.866,  1);
                                        glVertex3f    (     25    +15*0.866,  25    -15*0.5,    1);
                                glEnd();

                                glPushMatrix();
                                        glTranslatef(25,25,0);
                                        glRotatef(-90 - ( (180* atan2(((double)tposx),((double)tposz)) )/PI) +
                                                        ( (180* atan2((((double)vposx-(double)TDFSB_NORTH_X)),(((double)vposz-(double)TDFSB_NORTH_Z))) )/PI)
                                                        ,0,0,1);
                                        glBegin(GL_LINES);
                                                glVertex3f (0,0,1);
                                    glColor4f(1.0,1.0,1.0,1.0);
                                                glVertex3f (15*sqrt(tposz*tposz+tposx*tposx), 0, 1);
                              glEnd();
                                glPopMatrix();
                        }
                        glDepthMask(GL_TRUE);glDisable(GL_BLEND);
                }

                glTranslatef(10+TDFSB_XL_DISPLAY,18,1);
                glColor3f(0.4,0.8,0.6);
                glScalef(0.14,0.14,1);
                for (c2=0;c2<c3;c2++) { glutStrokeCharacter(GLUT_STROKE_ROMAN, fullpath[c2]); }

                glPopMatrix();
        }

        if(TDFSB_SHOW_HELP)
        {
                glPushMatrix();
                glTranslatef(10,SWY,0);   glScalef(0.08,0.08,1);  glColor3f(0.4,0.8,0.6);
                        glCallList(TDFSB_HelpList);
                glPopMatrix();
        }
        else 
        {
            if (TDFSB_OBJECT_SELECTED)
            {
                glPushMatrix();
                glTranslatef(10,SWY-18,0); glScalef(0.12,0.12,1); glColor3f(0.5,1.0,0.25);
                        for (c2=0;c2<strlen(TDFSB_OBJECT_SELECTED->name);c2++) { glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN,TDFSB_OBJECT_SELECTED->name[c2]); }
                glPopMatrix();
            }
            else if (TDFSB_SHOW_FPS)
            {
                glPushMatrix();
                    glTranslatef(10,SWY-18,0); glScalef(0.12,0.12,1); glColor3f(0.4,0.8,0.6);
                    for (c2=0;c2<strlen(fpsbuf);c2++) { glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN,fpsbuf[c2]); }
                glPopMatrix();
            }
            if (TDFSB_SHOW_CONFIG_FPS)
            {
                glPushMatrix();
                    glTranslatef(10,SWY-36,0);  glScalef(0.12,0.12,1);  glColor3f(0.4,0.8,0.6);
                    for (c2=0;c2<strlen(cfpsbuf);c2++) { glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN,cfpsbuf[c2]); }
                glPopMatrix();
                TDFSB_SHOW_CONFIG_FPS--;
            }
            if (TDFSB_SHOW_THROTTLE)
            {
                glPushMatrix();
                    glTranslatef(10,SWY-54,0); glScalef(0.12,0.12,1); glColor3f(0.4,0.8,0.6);
                    for (c2=0;c2<strlen(throttlebuf);c2++) { glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN,throttlebuf[c2]); }
                glPopMatrix();
                TDFSB_SHOW_THROTTLE--;
            }
            if (TDFSB_SHOW_BALL)
            {
                glPushMatrix();
                    glTranslatef(10,SWY-72,0); glScalef(0.12,0.12,1); glColor3f(0.4,0.8,0.6);
                    for (c2=0;c2<strlen(ballbuf);c2++) { glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN,ballbuf[c2]); }
                glPopMatrix();
                TDFSB_SHOW_BALL--;
            }
            if(TDFSB_FLY_DISPLAY)
            {
                glPushMatrix();
                    glTranslatef(SWX-104.76*11*0.1,SWY-18,0);     glScalef(0.10,0.10,1);  glColor3f(0.6,0.4,0.0);
                    for (c2=0;c2<11;c2++) { glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN,flybuf[c2]); }
                glPopMatrix();
                TDFSB_FLY_DISPLAY--;
            }
            if(TDFSB_CLASSIC_DISPLAY)
            {
                glPushMatrix();
                    glTranslatef(SWX-104.76*12*0.1,SWY-36,0);     glScalef(0.10,0.10,1);  glColor3f(0.5,0.5,0.0);
                    for (c2=0;c2<11;c2++) { glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN,classicbuf[c2]); }
                glPopMatrix();
                TDFSB_CLASSIC_DISPLAY--;
            }
        }


        if(TDFSB_SPEED_DISPLAY)
        {
                glColor4f(0.8,1.0,0.8,0.25);
                glPushMatrix();
                        glEnable(GL_BLEND); glDepthMask(GL_FALSE); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
                        glBegin(GL_QUADS);
                                glVertex3f(SWX-5-4*20,             50, 1); glVertex3f(SWX-5, 50, 1); glVertex3f(SWX-5,  30, 1); glVertex3f(SWX-5-4*20,             30, 1);
                                glVertex3f(SWX-5-4*20,             25, 1); glVertex3f(SWX-5, 25, 1); glVertex3f(SWX-5,   5, 1); glVertex3f(SWX-5-4*20,              5, 1);
                        glEnd();
                        glDepthMask(GL_TRUE);glDisable(GL_BLEND);
                        glColor3f(0.4,0.8,0.6);
                        glBegin(GL_QUADS);
                                glVertex3f(SWX-5-4*(21-mousespeed),50, 1); glVertex3f(SWX-5, 50, 1); glVertex3f(SWX-5,  30, 1); glVertex3f(SWX-5-4*(21-mousespeed),30, 1);
                                glVertex3f(SWX-5-4*(10*headspeed), 25, 1); glVertex3f(SWX-5, 25, 1); glVertex3f(SWX-5,   5, 1); glVertex3f(SWX-5-4*(10*headspeed),  5, 1);
                        glEnd();
                        glTranslatef(SWX-95-(GLfloat)glutStrokeLength(GLUT_STROKE_ROMAN,"W")*0.14,32,0); glScalef(0.14,0.14,1); glutStrokeCharacter(GLUT_STROKE_ROMAN, 'W');
                        glTranslatef(-(GLfloat)glutStrokeLength(GLUT_STROKE_ROMAN,"H"), -25*(1/0.14),0);  glutStrokeCharacter(GLUT_STROKE_ROMAN, 'H');
                glPopMatrix();
                TDFSB_SPEED_DISPLAY--;
        }


        if(TDFSB_ALERT_KC)
        {
                glPushMatrix();
                        glTranslatef(SWX/2-104.76*strlen(alert_kc)*0.1*0.5,SWY/4+9,0);    glScalef(0.10,0.10,1);  glColor3f(1.0,0.25,0.25);
                        for (c2=0;c2<strlen(alert_kc);c2++) { glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN,alert_kc[c2]); }
                glPopMatrix();
                glPushMatrix();
                        glTranslatef(SWX/2-104.76*strlen(alert_kc2)*0.1*0.5,SWY/4-9,0);   glScalef(0.10,0.10,1);  glColor3f(1.0,0.25,0.25);
                        for (c2=0;c2<strlen(alert_kc2);c2++) { glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN,alert_kc2[c2]); }
                glPopMatrix();
                TDFSB_ALERT_KC--;
        }

        glLoadIdentity();
        gluPerspective(60,(GLfloat)SWX/(GLfloat)SWY,0.5,2000);
        smoox+=(tposx-smoox)/2;
        smooy+=(tposy-smooy)/2;
        smooz+=(tposz-smooz)/2;

        gluLookAt(vposx,vposy,vposz,vposx+smoox,vposy+smooy,vposz+smooz,0.0,1.0,0.0);

        glFinish();
        SDL_GL_SwapBuffers();

        rtime=ttime;
        gettimeofday(&ttime,NULL);

        if (ttime.tv_sec-rtime.tv_sec)  sec=(1000000-rtime.tv_usec)+ttime.tv_usec;
        else                            sec=ttime.tv_usec-rtime.tv_usec;

        TDFSB_FPS_REAL=(1000000/sec);

        if ((TDFSB_FPS_CONFIG && TDFSB_FPS_REAL) && TDFSB_FPS_REAL!=TDFSB_FPS_CONFIG)     TDFSB_US_RUN+=((1000*800/TDFSB_FPS_CONFIG)-(1000*800/TDFSB_FPS_REAL));

        if (TDFSB_FPS_CONFIG)
        {
                if (ttime.tv_sec-ltime.tv_sec)  sec=(1000000-ltime.tv_usec)+ttime.tv_usec;
                else                            sec=ttime.tv_usec-ltime.tv_usec;

                if(sec<TDFSB_US_RUN)
                {
                        sec=(TDFSB_US_RUN-sec);
                         wtime.tv_sec=0; wtime.tv_usec=sec;
                        select(0,NULL,NULL,NULL,&wtime);
                }
                gettimeofday(&ltime,NULL);
        }

        if (TDFSB_SHOW_FPS) TDFSB_FPS_DISP++;
}










void MouseMove( int x, int y )
{
        if (!TDFSB_ANIM_STATE)
        {
                centX=centX-(GLdouble)(headspeed*(floor(((double)SWX)/2)-(double)x));
            centY=centY-(GLdouble)(headspeed*(floor(((double)SWY)/2)-(double)y));
              if (centY>=SWY/2) centY=SWY/2; if (centY<=((-SWY)/2)) centY=((-SWY)/2);
              tposz=( (GLdouble)sin (( ((double)centX)/(double)(SWX/mousesense/PI) ))  )*((GLdouble)cos (( ((double)centY)/(double)(SWY/PI) ))  );
              tposx=( (GLdouble)cos (( ((double)centX)/(double)(SWX/mousesense/PI) ))  )*((GLdouble)cos (( ((double)centY)/(double)(SWY/PI) ))  );
              tposy=-((GLdouble)sin (( ((double)centY)/(double)(SWY/PI) ))  );
        }
}

void MouseLift( int x, int y )
{
        if (!TDFSB_ANIM_STATE)
        {
                uposy+=(  (GLfloat) ( (GLfloat)(SWY/2)-(GLfloat)y )   /  25);

                centX=centX-(GLdouble)(headspeed*(floor(((double)SWX)/2)-(double)x));
/*          centY=centY-(GLdouble)(headspeed*(floor(((double)SWY)/2)-(double)y));*/
              if (centY>=SWY/2) centY=SWY/2; if (centY<=((-SWY)/2)) centY=((-SWY)/2);
              tposz=( (GLdouble)sin (( ((double)centX)/(double)(SWX/mousesense/PI) ))  )*((GLdouble)cos (( ((double)centY)/(double)(SWY/PI) ))  );
              tposx=( (GLdouble)cos (( ((double)centX)/(double)(SWX/mousesense/PI) ))  )*((GLdouble)cos (( ((double)centY)/(double)(SWY/PI) ))  );
              tposy=-((GLdouble)sin (( ((double)centY)/(double)(SWY/PI) ))  );                
        }
}

void mouse (int button, int state, int x, int y)
{
        if (!TDFSB_ANIM_STATE)
        {
        switch (button) {

            case SDL_BUTTON_LEFT:
                        if (!TDFSB_CLASSIC_NAV)
                        {       if (state == SDL_PRESSED)
                                {       TDFSB_OBJECT_SELECTED=NULL; TDFSB_OBJECT_SEARCH=1; TDFSB_KEY_FINDER=0;
                                        TDFSB_FUNC_KEY=keyfinder; TDFSB_FUNC_UPKEY=keyupfinder;

                                }
                                          else
                                {       TDFSB_OBJECT_SELECTED=NULL; TDFSB_OBJECT_SEARCH=0; TDFSB_KEY_FINDER=0;
                                        TDFSB_FUNC_KEY=keyboard;  TDFSB_FUNC_UPKEY=keyboardup;
                                }
                                          break;
                        }
                        else
                        {       if (state == SDL_PRESSED)
                                        { forwardkeybuf=1; backwardkeybuf=0; TDFSB_FUNC_IDLE=move; }
                                else
                                        { forwardkeybuf=0; check_still(); }
                                break;
                        }

            case SDL_BUTTON_RIGHT:
                        if (!TDFSB_CLASSIC_NAV)
                        {       if (state == SDL_PRESSED && TDFSB_OBJECT_SELECTED )
                                {       stop_move();
                                        TDFSB_OA=TDFSB_OBJECT_SELECTED;
                                        TDFSB_OA_DX=(TDFSB_OA->posx-vposx)/100;
                                            TDFSB_OA_DY=(TDFSB_OA->posy+TDFSB_OA->scaley+4-vposy)/100;
                                        TDFSB_OA_DZ=(TDFSB_OA->posz-vposz)/100;
                                        TDFSB_ANIM_STATE=1; TDFSB_OBJECT_SELECTED=NULL; TDFSB_OBJECT_SEARCH=0;
                                        TDFSB_FUNC_KEY=keyboard; TDFSB_FUNC_UPKEY=keyboardup;  TDFSB_KEY_FINDER=0;
                                        TDFSB_FUNC_IDLE=approach;
                                }
                                break;
                        }
                        else
                        {
                                if (state == SDL_PRESSED)
                                        { backwardkeybuf=1; forwardkeybuf=0; TDFSB_FUNC_IDLE=move;  }
                                else
                                        { backwardkeybuf=0; check_still(); }
                                break;
                        }


            case SDL_BUTTON_MIDDLE:
                  if (state == SDL_PRESSED)
                        { TDFSB_FUNC_MOTION=MouseLift; TDFSB_FUNC_IDLE=move; }
                  else
                        { TDFSB_FUNC_MOTION=MouseMove; TDFSB_FUNC_IDLE=move; check_still(); uposy=vposy; }
                  break;

                case 4:
                        if (state == SDL_PRESSED)
                        uposy=vposy=vposy+TDFSB_MW_STEPS; if (vposy<0) vposy=uposy=0;
                        break;

                case 5:
                        if (state == SDL_PRESSED)
                        uposy=vposy=vposy-TDFSB_MW_STEPS; if (vposy<0) vposy=uposy=0;
                        break;
                
                case 6:
                        printf("No function for button 6 yet\n");
                        break;

            default:
                  break;
      }
        }

}

int speckey(int key)
{
    int i;

        if (!TDFSB_ANIM_STATE)
        {
        switch (key)
            {

            case SDLK_TAB:
                      strcpy(fullpath,TDFSB_CURRENTPATH);
                  if(TDFSB_OBJECT_SELECTED) {         
                            if(strlen(fullpath)>1) strcat(fullpath,"/"); strcat(fullpath,TDFSB_OBJECT_SELECTED->name);
                      TDFSB_OBJECT_SELECTED=NULL; 
                      TDFSB_OBJECT_SEARCH=0; 
                      TDFSB_KEY_FINDER=0;
                            TDFSB_FUNC_KEY=keyboard;  
                      TDFSB_FUNC_UPKEY=keyboardup;
                  }
                  if(SDL_GetModState()&0x0003)
                      snprintf(TDFSB_CES_TEMP,4096,"cd \"%s\"; xterm&",TDFSB_CURRENTPATH);
                  else
                  {
                      if(TDFSB_CSE_FLAG)
                        snprintf(TDFSB_CES_TEMP,4096,TDFSB_CUSTOM_EXECUTE_STRING,fullpath);
                      else
                        snprintf(TDFSB_CES_TEMP,4096,TDFSB_CUSTOM_EXECUTE_STRING);
                  }
                  system(TDFSB_CES_TEMP);
                  printf("EXECUTE COMMAND: %s\n",TDFSB_CES_TEMP);
                  if (TDFSB_HAVE_MOUSE)
                  {
                      TDFSB_HAVE_MOUSE=0; TDFSB_FUNC_MOUSE=NULL; TDFSB_FUNC_MOTION=NULL; SDL_ShowCursor(SDL_ENABLE);
                        }

                  break;

            case SDLK_F1:
                  if (mousespeed>1) mousespeed=mousespeed-1;
                  TDFSB_SPEED_DISPLAY=100; break;
            case SDLK_F2:
                  if (mousespeed<20)mousespeed=mousespeed+1;
                  TDFSB_SPEED_DISPLAY=100; break;

            case SDLK_F4:
                  headspeed=headspeed-.1;
                  if (headspeed<0.1) headspeed=0.1;
                  TDFSB_SPEED_DISPLAY=100; break;
            case SDLK_F3:
                  headspeed=headspeed+.1;
                  if (headspeed>2.0) headspeed=2.0;
                  TDFSB_SPEED_DISPLAY=100; break;

                case SDLK_F5:
                    TDFSB_BALL_DETAIL++;
                  sprintf(ballbuf,"Ball Detail: %d\n",(int)TDFSB_BALL_DETAIL);
                        TDFSB_SHOW_BALL=100;
                        break;
                case SDLK_F6:
                        if ( TDFSB_BALL_DETAIL>4) { TDFSB_BALL_DETAIL--;  }
                  sprintf(ballbuf,"Ball Detail: %d\n",(int)TDFSB_BALL_DETAIL);
                        TDFSB_SHOW_BALL=100;
                  break;

            case SDLK_F7:
                  TDFSB_FPS_CONFIG++;
                  TDFSB_US_RUN=1000000/TDFSB_FPS_CONFIG;
                  sprintf(cfpsbuf,"MaxFPS: %d",TDFSB_FPS_CONFIG);
                  if (TDFSB_FPS_CONFIG)   strcpy(throttlebuf,"Throttle: ON");
                  else                    strcpy(throttlebuf,"Throttle:OFF");
                  TDFSB_SHOW_CONFIG_FPS=100;
                  break;
            case SDLK_F8:
                  if (TDFSB_FPS_CONFIG>0) TDFSB_FPS_CONFIG--;
                  if (TDFSB_FPS_CONFIG>0) { TDFSB_US_RUN=1000000/TDFSB_FPS_CONFIG; }
                  sprintf(cfpsbuf,"MaxFPS: %d",TDFSB_FPS_CONFIG);
                  if (TDFSB_FPS_CONFIG)   strcpy(throttlebuf,"Throttle: ON");
                  else                    strcpy(throttlebuf,"Throttle:OFF");
                  TDFSB_SHOW_CONFIG_FPS=100;
                  break;

            case SDLK_HOME:
                  vposy=0; lastposx=lastposz=vposx=vposz=-10; smooy=tposy=0; smoox=tposx=SQF; smooz=tposz=SQF;
                  smoou=0; uposy=0;
                  viewm();
                  break;

            case SDLK_UP:
                  forwardkeybuf=1; backwardkeybuf=0; TDFSB_FUNC_IDLE=move;
                  break;
            case SDLK_DOWN:
                  backwardkeybuf=1; forwardkeybuf=0; TDFSB_FUNC_IDLE=move;
                  break;
            case SDLK_LEFT:
                  leftkeybuf=1; rightkeybuf=0; TDFSB_FUNC_IDLE=move;
                  break;
            case SDLK_RIGHT:
                  rightkeybuf=1; leftkeybuf=0; TDFSB_FUNC_IDLE=move;
                  break;

            case SDLK_PAGEUP:
                  upkeybuf=1; downkeybuf=0; TDFSB_FUNC_IDLE=move;
                  break;
            case SDLK_PAGEDOWN:
                  downkeybuf=1; upkeybuf=0; TDFSB_FUNC_IDLE=move;
                  break;
            case SDLK_END:
                  TDFSB_OA_DY=vposy/25;
                  TDFSB_ANIM_COUNT=25;
                  TDFSB_ANIM_STATE=1;
                  TDFSB_FUNC_IDLE=ground;
                  break;
            case SDLK_RCTRL:
                  if (TDFSB_OBJECT_SELECTED )
                  {     stop_move();
                        TDFSB_OA=TDFSB_OBJECT_SELECTED;
                        TDFSB_OA_DX=(TDFSB_OA->posx-vposx)/100;
                        if (!((TDFSB_OA->mode)&0x20))   TDFSB_OA_DY=(TDFSB_OA->posy+TDFSB_OA->scaley+4-vposy)/100;
                        else                            TDFSB_OA_DY=(5-vposy)/100;
                        TDFSB_OA_DZ=(TDFSB_OA->posz-vposz)/100;
                        TDFSB_ANIM_STATE=1; TDFSB_OBJECT_SELECTED=NULL; TDFSB_OBJECT_SEARCH=0;
                        TDFSB_FUNC_KEY=keyboard; TDFSB_FUNC_UPKEY=keyboardup;  TDFSB_KEY_FINDER=0;
                        TDFSB_FUNC_IDLE=approach;
                  }
                  break;
                case SDLK_RETURN:
                        if(TDFSB_OBJECT_SELECTED)
                        {       if((TDFSB_MPEG_FILE!=TDFSB_OBJECT_SELECTED)&&(TDFSB_OBJECT_SELECTED->regtype==3))
                                {
                                    if(TDFSB_MP3_FILE)
                                    {
                                        SMPEG_stop(TDFSB_MP3_HANDLE);
                                        SMPEG_delete(TDFSB_MP3_HANDLE);
                                        TDFSB_MP3_FILE=NULL;    
                                    }
                                    if(TDFSB_MPEG_FILE)
                                    {
                                        printf("MPEG Stop %s\n",TDFSB_MPEG_FILE->name);
                                        TDFSB_MPEG_FILE=NULL;
                                        SMPEG_stop(TDFSB_MPEG_HANDLE);
                                        SMPEG_delete(TDFSB_MPEG_HANDLE);
                                        SDL_FreeSurface(TDFSB_MPEG_SURFACE);                                    
                                    }
                                    strcpy(fullpath,TDFSB_CURRENTPATH);
                                    if(strlen(fullpath)>1) strcat(fullpath,"/");
                                    strcat(fullpath,TDFSB_OBJECT_SELECTED->name);
                                    printf("MPEG Start %s\n",fullpath);

                                    TDFSB_MPEG_HANDLE = SMPEG_new(fullpath, &TDFSB_MPEG_INFO, 1);
                                    if ( SMPEG_error(TDFSB_MPEG_HANDLE) )
                                    {   
                                        printf(" * small error, trying without audio\n");
                                        TDFSB_MPEG_HANDLE = SMPEG_new(fullpath, &TDFSB_MPEG_INFO, 0);
                                        if ( SMPEG_error(TDFSB_MPEG_HANDLE) )
                                        {      
                                            printf("Error opening mpeg file (opening).\n");
                                            SMPEG_delete(TDFSB_MPEG_HANDLE);
                                            break;
                                        }
                                        SMPEG_enableaudio(TDFSB_MPEG_HANDLE,0);
                                        SMPEG_enablevideo(TDFSB_MPEG_HANDLE,1);                            
                                    }
                                    else
                                    {                                    
                                        SMPEG_enableaudio(TDFSB_MPEG_HANDLE,1);
                                        SMPEG_enablevideo(TDFSB_MPEG_HANDLE,1);                            
                                    }
                                    
                                    if(!(TDFSB_MPEG_INFO.has_video))
                                    {   printf("Error opening mpeg file (info).\n");
                                        SMPEG_delete(TDFSB_MPEG_HANDLE);
                                        break;
                                    }
                                    TDFSB_MPEG_SURFACE = SDL_CreateRGBSurface( SDL_SWSURFACE, TDFSB_OBJECT_SELECTED->uniint0, TDFSB_OBJECT_SELECTED->uniint1, 32,
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
                                    0x000000FF,0x0000FF00,0x00FF0000,0xFF000000
#else
                                    0xFF000000,0x00FF0000,0x0000FF00,0x000000FF
#endif
                                    );
                                    TDFSB_MPEG_FRAMENO=1;                                    
                                    SMPEG_setdisplay(TDFSB_MPEG_HANDLE, TDFSB_MPEG_SURFACE, 0,0);
/*                                    SMPEG_setdisplayregion(TDFSB_MPEG_HANDLE,0,0,TDFSB_OBJECT_SELECTED->uniint0, TDFSB_OBJECT_SELECTED->uniint1); 
*/                                    SMPEG_scaleXY(TDFSB_MPEG_HANDLE,TDFSB_OBJECT_SELECTED->uniint0, TDFSB_OBJECT_SELECTED->uniint1);
                                    SMPEG_renderFrame(TDFSB_MPEG_HANDLE, TDFSB_MPEG_FRAMENO);

                                    TDFSB_MPEG_FILE=TDFSB_OBJECT_SELECTED;
                                    
                                    SMPEG_loop(TDFSB_MPEG_HANDLE,1);
                                    SMPEG_play(TDFSB_MPEG_HANDLE);
                                }
                                else if((TDFSB_MPEG_FILE==TDFSB_OBJECT_SELECTED)&&(TDFSB_OBJECT_SELECTED->regtype==3))
                                {
                                    SMPEG_stop(TDFSB_MPEG_HANDLE);
                                    printf("MPEG stop %s\n",TDFSB_MPEG_FILE->name);
                                    TDFSB_MPEG_FILE=NULL;
                                    SMPEG_delete(TDFSB_MPEG_HANDLE);
                                    SDL_FreeSurface(TDFSB_MPEG_SURFACE);
                                }
                                else if(TDFSB_OBJECT_SELECTED->regtype==6)
                                {
                                    if(TDFSB_MP3_FILE==TDFSB_OBJECT_SELECTED)
                                    {
                                        SMPEG_stop(TDFSB_MP3_HANDLE);
                                        SMPEG_delete(TDFSB_MP3_HANDLE);
                                        TDFSB_MP3_FILE=NULL;    
                                    }
                                    else 
                                    {
                                        if(TDFSB_MPEG_FILE)
                                        {
                                            SMPEG_stop(TDFSB_MPEG_HANDLE);
                                            printf("MPEG Stop %s\n",TDFSB_MPEG_FILE->name);
                                            TDFSB_MPEG_FILE=NULL;
                                            SMPEG_delete(TDFSB_MPEG_HANDLE);
                                            SDL_FreeSurface(TDFSB_MPEG_SURFACE);                                        
                                        }
                                        if(TDFSB_MP3_FILE)
                                        {
                                            printf("MP3 Stop %s\n",TDFSB_MP3_FILE->name);
                                            SMPEG_stop(TDFSB_MP3_HANDLE);
                                            SMPEG_delete(TDFSB_MP3_HANDLE);
                                            TDFSB_MP3_FILE=NULL;    
                                        }
                                        
                                        strcpy(fullpath,TDFSB_CURRENTPATH);
                                        if(strlen(fullpath)>1) strcat(fullpath,"/");
                                        strcat(fullpath,TDFSB_OBJECT_SELECTED->name);
                                        printf("MP3 Start %s\n",fullpath);
                                        TDFSB_MP3_HANDLE = SMPEG_new(fullpath, &TDFSB_MPEG_INFO, 1);
                                        if ( SMPEG_error(TDFSB_MP3_HANDLE) )
                                        {   printf("Error opening mpeg file (opening).\n");
                                            SMPEG_delete(TDFSB_MP3_HANDLE);
                                            break;
                                        }
                                    
                                        SMPEG_enableaudio(TDFSB_MP3_HANDLE,1);
                                        SMPEG_enablevideo(TDFSB_MP3_HANDLE,0);
                                        
                                        SMPEG_loop(TDFSB_MP3_HANDLE,1);
                                        SMPEG_play(TDFSB_MP3_HANDLE);
                                        
                                        TDFSB_MP3_FILE=TDFSB_OBJECT_SELECTED;
                                        
                                    } 
                                }
                        }

            default:
                  return(1);
                  break;
            }
        }

      return(0);
}

int specupkey (int key)
{
        if (!TDFSB_ANIM_STATE)
        {
                if(key==SDLK_UP)            { forwardkeybuf = 0; check_still(); }
                else if(key==SDLK_DOWN)     { backwardkeybuf = 0; check_still(); }
                else if(key==SDLK_LEFT)     { leftkeybuf = 0; check_still(); }
                else if(key==SDLK_RIGHT)    { rightkeybuf = 0; check_still(); }
                else if(key==SDLK_PAGEUP)  { upkeybuf = 0; check_still(); }
                else if(key==SDLK_PAGEDOWN){ downkeybuf = 0; check_still(); }
                else return(1);
                
                return(0);
        }
            else return(0);
}

int keyfinder (unsigned char key)
{
        TDFSB_KEY_FINDER=key;
        return(0);
}

int keyupfinder (unsigned char key)
{
        TDFSB_KEY_FINDER=0;
        return(0);
}

int keyboardup (unsigned char key)
{
        if (!TDFSB_ANIM_STATE)
        {
                if(key==TDFSB_KC_FORWARD)       { forwardkeybuf = 0; check_still(); }
                else if(key==TDFSB_KC_BACKWARD) { backwardkeybuf = 0; check_still(); }
                        else if(key==TDFSB_KC_LEFT)     { leftkeybuf = 0; check_still(); }
                else if(key==TDFSB_KC_RIGHT)    { rightkeybuf = 0; check_still(); }
                        else if(key==TDFSB_KC_UP)       { upkeybuf = 0; check_still(); }
                        else if(key==TDFSB_KC_DOWN)     { downkeybuf=0; check_still(); }
                else return(1);
                
                return(0);
        }
            else return(0);
}

int keyboard (unsigned char key)
{

        if (!TDFSB_ANIM_STATE)
        {
                if (key==27)
                  {       printf("\nBye bye...\n\n");
                          ende(0);
                  }


                else if (key==TDFSB_KC_FLY)
                        {       TDFSB_MODE_FLY=1-TDFSB_MODE_FLY;
                                if (TDFSB_MODE_FLY) strcpy(flybuf,"Flying: ON"); else strcpy(flybuf,"Flying:OFF");
                                TDFSB_FLY_DISPLAY=100;
                        }

                else if (key==TDFSB_KC_HELP)
                        {       TDFSB_SHOW_HELP = 1-TDFSB_SHOW_HELP;
                                if (TDFSB_SHOW_HELP)    {       printf("\n=======================================\n");
                                                                printf(help_str);
                                                                printf("=======================================\n\n");
                                                        }
                        }

            else if (key==TDFSB_KC_FS)
                        {       
                                if (TDFSB_FULLSCREEN)
                          {
                                    if( (window=SDL_SetVideoMode( aSWX, aSWY, bpp, SDL_OPENGL|SDL_RESIZABLE )) == 0 ) 
                                    {   printf("SDL ERROR Video mode set failed: %s\n", SDL_GetError() );
                                        ende(1);
                                    }
                                    reshape(window->w,window->h);
                                    TDFSB_CONFIG_FULLSCREEN=0;

                                }
                          else
                          {   aSWX=SWX; aSWY=SWY;
                            if( (window=SDL_SetVideoMode( PWX, PWY, PWD, SDL_OPENGL|SDL_FULLSCREEN )) == 0 ) 
                                    {   printf("SDL ERROR Video mode set failed: %s\n", SDL_GetError() );
                                        ende(1);
                                    }
                                    reshape(window->w,window->h);
                                    TDFSB_CONFIG_FULLSCREEN=1;
                                }
                          TDFSB_FULLSCREEN=1-TDFSB_FULLSCREEN;
                    }

            else if (key==TDFSB_KC_DOT)
                        {       TDFSB_SHOW_DOTFILES = 1 - TDFSB_SHOW_DOTFILES;
                        TDFSB_FUNC_IDLE=nullDisplay;
                        TDFSB_FUNC_DISP=noDisplay;
                    }

            else if (key==TDFSB_KC_RELM)
                        {
                          if (TDFSB_HAVE_MOUSE)
                          {       TDFSB_HAVE_MOUSE=0; TDFSB_FUNC_MOUSE=NULL; TDFSB_FUNC_MOTION=NULL; SDL_ShowCursor(SDL_ENABLE);
                                }
                          else
                          {       SDL_WarpMouse(SWX/2,SWY/2); smoox=tposx; smooy=tposy; smooz=tposz;
                                  TDFSB_FUNC_MOUSE=mouse; TDFSB_FUNC_MOTION=MouseMove;  SDL_ShowCursor(SDL_DISABLE); TDFSB_HAVE_MOUSE=1;
                                }
                  }

            else if (key==TDFSB_KC_RL)
                        {       TDFSB_FUNC_IDLE=nullDisplay;
                                TDFSB_FUNC_DISP=noDisplay;
                  }

            else if (key==TDFSB_KC_CDU)
                  { 
                            strcat(TDFSB_CURRENTPATH,"/.."); temp_trunc[0]=0;
                            if(realpath(TDFSB_CURRENTPATH,&temp_trunc[0])!=&temp_trunc[0]) 
                            { 
                                printf("Cannot resolve path \"%s\".\n",TDFSB_CURRENTPATH); ende(1);
                            }
                            else
                            {
                                strcpy(TDFSB_CURRENTPATH,temp_trunc);        
                                TDFSB_FUNC_IDLE=nullDisplay; TDFSB_FUNC_DISP=noDisplay; 
                                return;
                            }
                      TDFSB_FUNC_IDLE=nullDisplay;
                            TDFSB_FUNC_DISP=noDisplay;
                        }

            else if (key==TDFSB_KC_IMBR)
                        {
                          if (TDFSB_ICUBE==1) { TDFSB_ICUBE=0;  }
                          else { TDFSB_ICUBE=1; }
                          TDFSB_FUNC_IDLE=nullDisplay;TDFSB_FUNC_DISP=noDisplay;
                  }

            else if (key==TDFSB_KC_INFO)
                        {       printf("\n");
                          printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
                                printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
                                printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
                                printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
                                printf("\n");
                                printf("Max Texture %d x %d \n",(int)TDFSB_MAX_TEX_SIZE,(int)TDFSB_MAX_TEX_SIZE);
                                printf("\n");
                        }

            else if (key==TDFSB_KC_DISP)
                        {       if      (TDFSB_SHOW_DISPLAY==1)   { TDFSB_SHOW_DISPLAY=2; TDFSB_XL_DISPLAY=0;  TDFSB_SPEED_DISPLAY=200;   }
                          else if (TDFSB_SHOW_DISPLAY==2) { TDFSB_SHOW_DISPLAY=3; TDFSB_XL_DISPLAY=45; TDFSB_SPEED_DISPLAY=200;   }
                          else if (TDFSB_SHOW_DISPLAY==3) { TDFSB_SHOW_DISPLAY=0; TDFSB_XL_DISPLAY=0;                             }
                          else                            { TDFSB_SHOW_DISPLAY=1; TDFSB_XL_DISPLAY=0;  TDFSB_SPEED_DISPLAY=200;   }
                        }

            else if (key==TDFSB_KC_CRH)
                        {       TDFSB_SHOW_CROSSHAIR = 1 - TDFSB_SHOW_CROSSHAIR;
                  }

            else if (key==TDFSB_KC_FPS)
                        {
                          TDFSB_SHOW_FPS = 1 - TDFSB_SHOW_FPS;
                                if (TDFSB_SHOW_FPS)     { sprintf(fpsbuf,"FPS: <wait>"); TDFSB_FPS_DISP=0; TDFSB_TIMER_ID=SDL_AddTimer(TDFSB_FPS_DT,(SDL_NewTimerCallback)fps_timer,0); }
                                else                    { SDL_RemoveTimer(TDFSB_TIMER_ID); }
                  }

            else if (key==TDFSB_KC_GCR)
                  {       TDFSB_GROUND_CROSS = 1 - TDFSB_GROUND_CROSS;
                  }

            else if (key==TDFSB_KC_SHD)
                        {        if ( TDFSB_SHADE==1)
                          { glShadeModel(GL_FLAT); TDFSB_SHADE=0;  }
                          else
                          { glShadeModel(GL_SMOOTH); TDFSB_SHADE=1;  }
                  }

            else if (key==TDFSB_KC_NAME)
                        {       TDFSB_FILENAMES++;
                                if (TDFSB_FILENAMES==3)     TDFSB_FILENAMES=0;
                  }

                else if (key==TDFSB_KC_SORT)
                        {       TDFSB_DIR_ALPHASORT = 1 - TDFSB_DIR_ALPHASORT;
                                TDFSB_FUNC_IDLE=nullDisplay;
                          TDFSB_FUNC_DISP=noDisplay;
                        }

                else if (key==TDFSB_KC_HOME)
                        {
                                strcpy(TDFSB_CURRENTPATH,home);
                                TDFSB_FUNC_IDLE=nullDisplay;
                                TDFSB_FUNC_DISP=noDisplay;
                        }

                else if (key==TDFSB_KC_CLASS)
                        {
                                TDFSB_CLASSIC_NAV=1-TDFSB_CLASSIC_NAV;
                                if (TDFSB_CLASSIC_NAV) strcpy(classicbuf,"Classic: ON"); else strcpy(classicbuf,"Classic:OFF");
                                TDFSB_CLASSIC_DISPLAY=100;
                        }
                else if (key==TDFSB_KC_SAVE)
                        {
                                save_config();
                        }

                else if (key==TDFSB_KC_FTH)
                        {
                                if (TDFSB_FPS_CONFIG)   { strcpy(throttlebuf,"Throttle:OFF"); TDFSB_FPS_CACHE=TDFSB_FPS_CONFIG; TDFSB_FPS_CONFIG=0; }
                                else                    { strcpy(throttlebuf,"Throttle: ON"); TDFSB_FPS_CONFIG=TDFSB_FPS_CACHE; }

                                if (TDFSB_FPS_CONFIG)   strcpy(throttlebuf,"Throttle: ON");
                                else                    strcpy(throttlebuf,"Throttle:OFF");

                                sprintf(cfpsbuf,"MaxFPS: %d",TDFSB_FPS_CONFIG);
                                TDFSB_SHOW_CONFIG_FPS=100;
                                TDFSB_SHOW_THROTTLE=100;
                        }

                else if (key==TDFSB_KC_FORWARD) {       forwardkeybuf = 1; backwardkeybuf = 0;  TDFSB_FUNC_IDLE=move; }
                else if (key==TDFSB_KC_BACKWARD){       backwardkeybuf = 1; forwardkeybuf = 0;  TDFSB_FUNC_IDLE=move; }
                else if (key==TDFSB_KC_UP)      {       upkeybuf = 1; downkeybuf = 0;       TDFSB_FUNC_IDLE=move; }
                else if (key==TDFSB_KC_DOWN)    {       downkeybuf = 1; upkeybuf = 0;       TDFSB_FUNC_IDLE=move; }
                else if (key==TDFSB_KC_LEFT)    {       leftkeybuf = 1; rightkeybuf = 0;    TDFSB_FUNC_IDLE=move; }
                else if (key==TDFSB_KC_RIGHT)   {       rightkeybuf = 1; leftkeybuf = 0;    TDFSB_FUNC_IDLE=move; }
                
                else return(1);
                
                return(0);

        }
            else return(0);
}

int main (int argc, char** argv)
{
      int fake_glut_argc;

        if (argc>3)
        {
            printf("Wrong args(3).\n"); exit(0);    
        }        
        else if (argc==2)
        {
            if (( !strcmp(argv[1],"--version") || !strcmp(argv[1],"-V") ))
                { printf ("TDFSB 0.0.10\n"); exit(0); }
            else
                { printf ("Wrong args(1).\n"); exit(0); }
        }

        SWX=SWY=PWX=PWY=0; TDFSB_CURRENTPATH[0]=0;
    
      fake_glut_argc=1;
      glutInit(&fake_glut_argc,argv);

        set_filetypes();
        setup_kc();
        if (setup_config()) setup_config();
        setup_help();

        if (argc==3)
        {
            if(( !strcmp(argv[1],"--dir") || !strcmp(argv[1],"-D") )) 
            { 
                if(realpath(argv[2],&temp_trunc[0])!=&temp_trunc[0])
                    if(realpath(home,&temp_trunc[0])!=&temp_trunc[0]) 
                        strcpy(&temp_trunc[0],"/");
                strcpy(TDFSB_CURRENTPATH,temp_trunc);
            }
            else
                { printf ("Wrong args(2).\n"); exit(0); }            
        }

        if(strlen(TDFSB_CURRENTPATH)<1)                
            if(realpath(home,&temp_trunc[0])!=&temp_trunc[0]) 
                strcpy(&temp_trunc[0],"/");
        strcpy(TDFSB_CURRENTPATH,temp_trunc);

        if( SDL_Init( SDL_INIT_VIDEO|SDL_INIT_TIMER ) < 0 )
        {       printf("SDL ERROR Video initialization failed: %s\n", SDL_GetError() );
                ende(1); 
        }

        info = SDL_GetVideoInfo();
        if( !info ) 
        {       printf("SDL ERROR Video query failed: %s\n", SDL_GetError() );
                ende(1);
        }

        bpp = info->vfmt->BitsPerPixel;
        if (!PWD) PWD=bpp;
        switch (bpp) {
            case 8:
                rgb_size[0]=2;rgb_size[1]=3;rgb_size[2]=3;break;
            case 15:
            case 16:
                rgb_size[0]=5;rgb_size[1]=5;rgb_size[2]=5;break;
            default:
                rgb_size[0]=8;rgb_size[1]=8;rgb_size[2]=8;break;
        }
    
        SDL_GL_SetAttribute( SDL_GL_RED_SIZE,  rgb_size[0] );
        SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE,rgb_size[1] );
        SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, rgb_size[2] );
        SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16 );
        SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER,1 );        
        
        if( (window=SDL_SetVideoMode( SWX, SWY, bpp, SDL_OPENGL|SDL_RESIZABLE )) == 0 ) 
        {       printf("SDL ERROR Video mode set failed: %s\n", SDL_GetError() );
                ende(1);
        }
    
        SDL_WarpMouse(SWX/2,SWY/2);
        
        SDL_EnableUNICODE(1);
        SDL_EnableKeyRepeat(0,0);
        SDL_ShowCursor(SDL_DISABLE);
              
        TDFSB_FUNC_IDLE=startstillDisplay;
        TDFSB_FUNC_DISP=display;
        TDFSB_FUNC_MOTION=MouseMove;
        TDFSB_FUNC_MOUSE=mouse;
        TDFSB_FUNC_KEY=keyboard;
        TDFSB_FUNC_UPKEY=keyboardup;

        glGetIntegerv(GL_MAX_TEXTURE_SIZE,&temp);
        if (TDFSB_MAX_TEX_SIZE>temp||TDFSB_MAX_TEX_SIZE==0) TDFSB_MAX_TEX_SIZE=temp;
  

      glViewport(0,0,SWX,SWY); 

      init();

      leodir();
               
        while(1)
        {
            TDFSB_FUNC_IDLE();
            while( SDL_PollEvent( &event ) )
            {   switch( event.type ) 
                {       case SDL_QUIT:
                            ende (0);
                            break;
                        case SDL_VIDEORESIZE:
                            if( (window=SDL_SetVideoMode( event.resize.w ,event.resize.h , bpp, SDL_OPENGL|SDL_RESIZABLE )) == 0 ) 
                            {       printf("SDL ERROR Video mode set failed: %s\n", SDL_GetError() );
                                    ende(1);
                            }
                            reshape(event.resize.w,event.resize.h);
                            break;
                        case SDL_MOUSEMOTION:
                            if(TDFSB_FUNC_MOTION) TDFSB_FUNC_MOTION(event.motion.x,event.motion.y);
                            break;
                        case SDL_MOUSEBUTTONDOWN:
                        case SDL_MOUSEBUTTONUP:
                            if(TDFSB_FUNC_MOUSE) TDFSB_FUNC_MOUSE(event.button.button, event.button.state, event.button.x, event.button.y);
                            break;                            
                        case SDL_KEYDOWN:
                            if (speckey(event.key.keysym.sym))
                                TDFSB_FUNC_KEY  ((unsigned char)(event.key.keysym.unicode & 0x7F));                            
                            break;                        
                        case SDL_KEYUP:                        
                            if (specupkey(event.key.keysym.sym))
                                TDFSB_FUNC_UPKEY((unsigned char)(event.key.keysym.unicode & 0x7F));                            
                            break;
                        default:
                            break;
                }     
            }
        }

      return (0);
}

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