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/* Project:     HARTIK 3.0                                      */
/* Description: Hard Real TIme Kernel for 386 & higher machines */
/* Author:      Paolo Gai <pgai@rsk.it>                         */
/*              Advanced Linux Sound Architecture (ALSA)        */
/*              Copyright (c) by Jaroslav Kysela <perex@jcu.cz> */
/*              Luca Abeni                                      */
/*              FFTW by M. Frigo and S. G. Johnson              */

/* Date:        08/09/1999                                      */

/* File:        fftplay.c                                       */
/* Revision:    1.00 (Kernel 0.1.4; Library 0.0.9; Util 0.0.4)  */



#include "demo.h"

//#include <kernel/types.h>
//#include <kernel/model.h>
#include <kernel/func.h>

//#include <modules/cabs.h>

#include <string.h>
#include <stdlib.h>

#include <drivers/keyb.h>
//#include <drivers/crtwin.h>
#include <drivers/glib.h>
//#include <drivers/sound.h>
//#include <ports/rfftw.h>



/* Informations about the sampling rate and buffers */
WORD rawdata_nsamples;
WORD rawdata_buffer_size;
WORD rawdata_freq;

/* graphic mutex... */
mutex_t mutex;

/* useful colors... */
int white;
int black;
int red;
int gray;

void app_mutex_init(mutex_t *m);


static void version( void )
{
  cprintf( "Hartik FFT Play 1.0\n"     );
  cprintf( "-----------------------\n" );
  cprintf( "by Paolo Gai 1999\n"       );
  cprintf( "   <pj@hartik.sssup.it>\n" );
  cprintf( "-----------------------\n" );
}

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 display_jet(PID i)
{
  char st[200];
  TIME sum, max;
  int n;

  if (jet_getstat(i, &sum, &max, &n, NULL) != -1) {
    if (n==0) n=1;
    sprintf(st, "PID=%2d st=%3d Mean=%5d Max=%5d na=%10s",
                (int)i,
                (int)proc_table[i].status, (int)sum/n, (int)max,
                proc_table[i].name);
    mutex_lock(&mutex);
    grx_text(st, 0, 400+i*8, 255, 0);
    mutex_unlock(&mutex);
  }
}



void scenario(int f)
{
  grx_text("HARTIK 4.0 - LEGO Version"    , 0,0, rgb16(0,255,0), black );
  grx_text("Thesis Demo", 0,8, rgb16(0,255,0), black );

  #ifdef FFT_ON
  scenario_fftplay(f);
  #endif

  #ifdef FRAMEGRABBER_ON
  scenario_framegrabber();
  #endif

  #ifdef JET_ON
  scenario_jetcontrol();
  #endif

  #ifdef BALL_ON
  scenario_ball();
  #endif
}


void my_close(void *arg)
{
        grx_close();
}


void endfun(KEY_EVT *k)
{
    grx_close();
    cprintf("Ctrl-Brk pressed! Ending...\n");
    sys_end();
}

void zerofun(KEY_EVT *k)
{
  int i;
  for (i=0; i<MAX_PROC; i++) jet_delstat(i);
}

void printeventqueue(void *arg)
{
  struct event *p;
  extern struct event *firstevent;

  kern_cli();
  grx_close();
  kern_cli();
  for (p = firstevent; p != NULL; p = p->next) {
    kern_printf("par:%d time:%ld.%ld p:%d handler:%d\n",
        (int)p->par, p->time.tv_sec, p->time.tv_nsec/1000, (int)p, (int)p->handler);
  }
  kern_sti();
}

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

    int f;

    KEY_EVT k;

    srand(4);

    version();

    #ifdef FRAMEGRABBER_ON
    if (argc == 1)
    {
      cprintf("type x fftplay <freq>");
      return 0;
    }

    f = atoi(argv[1]);
    compute_params(&f,&rawdata_nsamples);
    #endif

    keyb_set_map(itaMap);
    k.flag = CNTR_BIT;
    k.scan = KEY_C;
    k.ascii = 'c';
    keyb_hook(k,endfun);
    k.flag = CNTL_BIT;
    k.scan = KEY_C;
    k.ascii = 'c';
    keyb_hook(k,endfun);
    k.flag = ALTL_BIT;
    k.scan = KEY_C;
    k.ascii = 'c';
    keyb_hook(k,zerofun);
    k.flag = 0;
    k.scan = KEY_ENT;
    k.ascii = 13;
    keyb_hook(k,endfun);

    sys_atrunlevel(my_close, NULL, RUNLEVEL_BEFORE_EXIT);


    grx_init();
    modenum = grx_getmode(640, 480, 16);

    grx_setmode(modenum);

    /* 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(f/2);
//    grx_close();
//    clear();
    #ifdef FFT_ON
    init_fftplay(f);
    #endif

    #ifdef FRAMEGRABBER_ON
    init_framegrabber();
    #endif

    #ifdef JET_ON
    init_jetcontrol();
    #endif

    #ifdef BALL_ON
    init_ball();
    #endif

    group_activate(1);

    #ifdef FRAMEGRABBER_ON
    start_framegrabber();
    #endif

    return 0;
}