Subversion Repositories openmsp430

#include "spacewar.h"

//************************************************************

// externals

//

extern void reset_rkts(rkt_data *, rkt_data *);

extern void reset_game(rkt_data *);

extern void explode(int, int);

extern void rocket1(rkt_data *);

extern void rocket2(rkt_data *);

extern int bzsin(char);

//************************************************************

//

// chk_shlds

//

//    check rockets shields for game end

//

/* Description:

Checks if shields of first rocket structure is zero.  If zero then draws an

explosion for the first structure rocket and adds a point to the second

structure rocket game score.

*/

void chk_shlds(rkt_data *rkta, rkt_data *rktb)

{

  if(rkta->shield == 0) {             // rkt a dead ?

    explode(rkta->xdisp, rkta->ydisp);  // yes - explode

    rktb->game++;                     // add one rktb's game total

  }

}

//************************************************************

//

// score

//

//    check for game end, show score

//

/* Description:

Checks if shields of rocket 1 the rocket 2.  Explodes and scores if shields

equal zero.  Sets rocket 1 position to top left and rocket 2 to bottom left.

Starts displaying the number of games won by rocket pictures.

Resets all rocket positions back to inital positions.

*/

void score(rkt_data *rkt1, rkt_data *rkt2)

{

  int i, j;

  chk_shlds(rkt1, rkt2);              // rkt1 dead ?

  chk_shlds(rkt2, rkt1);              // rkt2 dead ?

  if((rkt1->shield == 0) || (rkt2->shield == 0)) {

    reset_rkts(rkt1, rkt2);           // reset rkt positons                        

    rkt1->xsize = 0;

    rkt1->ysize = rktsiz;

    rkt2->xsize = 0;

    rkt2->ysize = rktsiz;

    reset_game(rkt1);

    reset_game(rkt2);

    for(i = 0; i < 512; i++) {        // show score

      rkt1->xdisp = rktsiz << 2;      // left side of screen

      rkt2->xdisp = rktsiz << 2;      // left side of screen

      for(j = 0; j < rkt1->game; j++) {

        rocket1(rkt1);

        rkt1->xdisp += rktsiz << 1;

      }

      for(j = 0; j < rkt2->game; j++) {

        rocket2(rkt2);

        rkt2->xdisp += rktsiz << 1;

      }

    }

    reset_rkts(rkt1, rkt2);           // reset rkt positons                        

  }

}