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/*

 * Project: S.Ha.R.K.

 *

 * Coordinators:

 *   Giorgio Buttazzo    <giorgio@sssup.it>

 *   Paolo Gai           <pj@gandalf.sssup.it>

 *

 * Authors     :

 *   Paolo Gai           <pj@gandalf.sssup.it>

 *   (see the web pages for full authors list)

 *

 * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)

 *

 * http://www.sssup.it

 * http://retis.sssup.it

 * http://shark.sssup.it

 */

/**

 ------------

 CVS :        $Id: demo.c,v 1.6 2004-04-18 09:45:27 giacomo Exp $

 File:        $File$

 Revision:    $Revision: 1.6 $

 Last update: $Date: 2004-04-18 09:45:27 $

 ------------

**/

/*

 * Copyright (C) 2000-2003 Paolo Gai

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

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

 *

 */

#include "demo.h"

#include <kernel/func.h>

#include <string.h>

#include <stdlib.h>

/* useful colors... */

int white;

int black;

int red;

int gray;

PID shutdown_task_PID = -1;

void app_mutex_init(mutex_t *m);

int device_drivers_close() {

        FB26_close(FRAME_BUFFER_DEVICE);

        KEYB26_close();

        INPUT26_close();

        return 0;

}

int device_drivers_init() {

        int res;

        KEYB_PARMS kparms = BASE_KEYB;                                                                                                              

        LINUXC26_register_module();

        PCI26_init();

        INPUT26_init();

        keyb_def_ctrlC(kparms, NULL);

        KEYB26_init(&kparms);

        FB26_init();                                                                                                                            

        res = FB26_open(FRAME_BUFFER_DEVICE);

        if (res) {

                cprintf("Error: Cannot open graphical mode\n");

                KEYB26_close();

                INPUT26_close();

                sys_end();

        }                                                                                            

        FB26_use_grx(FRAME_BUFFER_DEVICE);                                                                                

        FB26_setmode(FRAME_BUFFER_DEVICE,"640x480-16");

        return 0;

}

TASK shutdown_task_body(void *arg) {

        device_drivers_close();

        sys_shutdown_message("-- S.Ha.R.K. Closed --\n");

        sys_end();

        return NULL;

}

void set_shutdown_task() {

        NRT_TASK_MODEL nrt;

        nrt_task_default_model(nrt);

        shutdown_task_PID = task_create("Shutdown Task",shutdown_task_body,&nrt,NULL);

        if (shutdown_task_PID == NIL) {

                sys_shutdown_message("Error: Cannot create shutdown task\n");

                sys_end();

        }

}

static void version( void )

{

  cprintf( "S.Ha.R.K. Jumpball Demo 1.0\n" );

  cprintf( "---------------------------\n" );

  cprintf( "by Paolo Gai 1999-2001\n"   );

  cprintf( "   <pj@sssup.it>\n"         );

  cprintf( "---------------------------\n" );

}

int myrand(int x)

{

  return rand()%x;

}

void reverse(char s[])

{

  int c, i, j;

  for (i = 0, j = strlen(s)-1; i<j; i++, j--)

  {

    c = s[i];

    s[i] = s[j];

    s[j] = c;

  }

}

char * itoa(int n, char *s)

{

  int i, sign;

  if ((sign = n) < 0)

    n = -n;

  i = 0;

  do

  {

    s[i++] = n % 10 + '0';

  } while ((n /= 10) > 0);

  if (sign < 0)

    s[i++] = '-';

  s[i] = 0;

  reverse(s);

  return s;

}

void scenario()

{

  grx_text("S.Ha.R.K. Jumpball Demo 1.0", 0, 0, rgb16(0,255,0), black );

  grx_text("  by Paolo Gai 1999-2001"   , 0, 8, rgb16(0,255,0), black );

  grx_text("       pj@sssup.it"         , 0,16, rgb16(0,255,0), black );

  grx_text("Ctrl-C, Ctrr-C, Enter: exit"             ,320, 0, gray, black );

  grx_text("Alt-C                : void statistics"  ,320, 8, gray, black );

  grx_text("Space                : create noise ball",320,16, gray, black );

  grx_text("Backspace            : kill noise balls" ,320,24, gray, black );

  #ifdef JET_ON

  scenario_jetcontrol();

  #endif

  #ifdef BALL_ON

  scenario_ball();

  #endif

}

void endfun(KEY_EVT *k)

{

  task_activate(shutdown_task_PID);

}

void zerofun(KEY_EVT *k)

{

  int i;

  for (i=0; i<MAX_PROC; i++) jet_delstat(i);

}

int main(int argc, char **argv)

{

    KEY_EVT k;

    version();

    set_shutdown_task();

    device_drivers_init();

    srand(4);

    k.flag = CNTR_BIT;

    k.scan = KEY_C;

    k.ascii = 'c';

    k.status = KEY_PRESSED;

    keyb_hook(k,endfun,FALSE);

    k.flag = CNTL_BIT;

    k.scan = KEY_C;

    k.ascii = 'c';

    k.status = KEY_PRESSED;

    keyb_hook(k,endfun,FALSE);

    k.flag = ALTL_BIT;

    k.scan = KEY_C;

    k.ascii = 'c';

    k.status = KEY_PRESSED;

    keyb_hook(k,zerofun,FALSE);

    k.flag = 0;

    k.scan = KEY_ENT;

    k.ascii = 13;

    k.status = KEY_PRESSED;

    keyb_hook(k,endfun,FALSE);

    /* init the graphic mutex */

    app_mutex_init(&mutex);

    /* useful colors ... */

    white = rgb16(255,255,255);

    black = rgb16(0,0,0);

    red   = rgb16(255,0,0);

    gray  = rgb16(128,128,128);

    scenario();

    #ifdef JET_ON

    init_jetcontrol();

    #endif

    #ifdef BALL_ON

    init_ball();

    #endif

    group_activate(1);

    return 0;

}