Subversion Repositories shark

/*
 * Project: S.Ha.R.K.
 *
 * Coordinators: Giorgio Buttazzo <giorgio@sssup.it>
 *
 * Authors     : Paolo Gai <pj@hartik.sssup.it>
 * (see authors.txt for full list of hartik's authors)
 *
 * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
 *
 * http://www.sssup.it
 * http://retis.sssup.it
 * http://shark.sssup.it
 */

/*
 * Copyright (C) 2000 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 "asteroid.h"
#include <kernel/kern.h>

sem_t  mx_mat, mx_grf, mx_pos, mx_vel, mx_xy, mx_rk, mx_rn; /* mutex semaphores */
sem_t  mx_st_nrg, mx_st_scr, mx_st_kil, mx_st_liv;          /* mutex semaphores */

double dist_xy(int x1, int y1, int x2, int y2)
{
        double dst;
        int dx, dy;

        dx = x2 - x1;
        dy = y2 - y1;
        sem_wait(&mx_mat);
        dst = sqrt(dx*dx + dy*dy);
        sem_post(&mx_mat);

        return dst;

}

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

void my_grx_close(void *arg)
{
        grx_close();
        kern_printf("Graphic mode closed.\n");
}

void frame_main()
{
#ifdef ASTRO_MOVE
        grx_text("S.Ha.R.K. - Asteroid 2002 RC1", 0, 0, RGB_GREEN, RGB_BLACK );
#else
        grx_text("S.Ha.R.K. - Defender 2002 RC1", 0, 0, RGB_GREEN, RGB_BLACK );
#endif
        grx_text("by Marinoni Mauro"            ,24,16, RGB_GREEN, RGB_BLACK );
        grx_text("   Scaricabarozzi Mattia"     ,24,24, RGB_GREEN, RGB_BLACK );

        grx_text("Ctrl-C, Ctrr-C: exit"  ,300, 0, RGB_GRAY, RGB_BLACK );
        grx_text("O-P : turn left/right" ,300,16, RGB_GRAY, RGB_BLACK );
#ifdef ASTRO_MOVE
        grx_text("A-Z : speed up/down"   ,300,24, RGB_GRAY, RGB_BLACK );
        grx_text("S   : stop engine"     ,300,32, RGB_GRAY, RGB_BLACK );
        grx_text("F   : flip astro"      ,300,40, RGB_GRAY, RGB_BLACK );
#else
        grx_text("Z-X : move left/right" ,300,24, RGB_GRAY, RGB_BLACK );
#endif
        grx_text("Space : fire"          ,485,16, RGB_GRAY, RGB_BLACK );
        grx_text("N     : new game"      ,485,24, RGB_GRAY, RGB_BLACK );
        grx_text("B     : begin game"    ,485,32, RGB_GRAY, RGB_BLACK );

        frame_stat();
        frame_astro();
}

int main(int argc, char **argv)
{
        KEY_EVT k;
        TIME seme;
        int modenum;

        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);

        sem_init(&mx_mat,0,1);
        sem_init(&mx_grf,0,1);
        sem_init(&mx_pos,0,1);
        sem_init(&mx_vel,0,1);
        sem_init(&mx_xy ,0,1);
        sem_init(&mx_rk ,0,1);
        sem_init(&mx_rn ,0,1);
        sem_init(&mx_st_scr,0,1);
        sem_init(&mx_st_nrg,0,1);
        sem_init(&mx_st_kil,0,1);
        sem_init(&mx_st_liv,0,1);

        seme = sys_gettime(NULL);
        srand(seme);

        sys_atrunlevel(my_grx_close, NULL, RUNLEVEL_BEFORE_EXIT);

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

        frame_main();

        init_stat();
        init_astro();
        init_rock();

        return 0;
}