Subversion Repositories openmsp430

#include "spacewar.h"

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

// externals

//

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

//

// reset

//

//    reset rkts for restart of program

//

/* Description:

Resets the rocket structure.  The xdisp = ydisp = position, ang = angle

passed into function.  Rockets x and y velocities are set to zero.

*/

void reset_one_rkt(rkt_data *rkt, int position, unsigned char angle)

{

  rkt->xdisp = position;    // position rkt in quadrant

  rkt->ydisp = position;

  rkt->xvel = 0;            // no velocity

  rkt->yvel = 0;

  rkt->ang = angle;         // point to angle

}

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

//

// reset

//

//    reset rkts for restart of program

//

/* Description:

Reset the position, angle, and velecity of both rockets.

*/

void reset_rkts(rkt_data *rkt1, rkt_data *rkt2)

{

// setup rkt1 variables

  reset_one_rkt(rkt1, (max_dac * 3) / 4, 0);  // position rkt1 in quadrant 1

                                              // point to 3 o'clock

// setup rkt2 variables

  reset_one_rkt(rkt2, (max_dac * 1) / 4, 128); // position rkt2 in quadrant 3

                                              // point to 9 o'clock

}

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

//

// reset game info for one rocket

//

//

/* Description:

Resets shield to full value, stops the torpedos from firing, and makes all

torpedos inactive for structure passed to function.

*/

void reset_game(rkt_data *rkt)

{

  int i;

  rkt->shield = full_shields ;          // restore all shields

  rkt->flags = 0;                       // clear all flags

  for (i=0; i < ammo; i++){             // stop all torps

    rkt->pt_dx[i] = -1;

  }

}