//It checks if ball is in a hole
//Return Value : 1 if ball is in a hole; 0 if ball is not in any hole.
private static int ball_in_hole(Ball ball, int hole_type = Holes.BORDERS_8GAME)
{
for (int i = 0; i < Holes.GetHoleNum(hole_type); i++)
{
if (Maths.vec_abs(Holes.GetHole(hole_type, i).pos - ball.r) < Holes.GetHole(hole_type, i).r *3)
{
return(i);
}
}
return(-1);
}
public static Vector3 ai_get_stroke_dir_8ball(Frame frame)
{
BALL_TYPE full_half = Player.ball_type;
Vector3 r_hit;
float angle;
float minangle = Mathf.PI;
float minangle_beta = Mathf.PI;
Ball bhit, bcue;
Hole hole;
int minball = 0, minball_beta = 0;
int minhole = -1, minhole_beta = -1;
int i, j;
Vector3 ai_err = Vector3.zero;
if (ai_level == AI_LEVEL.LOW_LEVEL)
{
ai_err = Maths.vec_unit(new Vector3(Random.Range(-1.0f, 1.0f), 0, Random.Range(-1.0f, 1.0f))) * Constant.HOLE1_R * 1.5f;
//ai_err=Maths.vec_unit (new Vector3(1.0f,0,-1.0f))*Constant.HOLE1_R*1.5f;
}
else if (ai_level == AI_LEVEL.MEDIUM_LEVEL)
{
ai_err = Maths.vec_unit(new Vector3(Random.Range(-1.0f, 1.0f), 0, Random.Range(-1.0f, 1.0f))) * Constant.HOLE1_R * 1.0f;
}
bcue = new Ball(frame.Balls[0]);
for (i = 1; i < 16; i++)
{
if (frame.Balls[i].in_game)
{
if ((full_half == BALL_TYPE.BALL_HALF && frame.Balls[i].nr > 8) ||
(full_half == BALL_TYPE.BALL_FULL && frame.Balls[i].nr < 8) ||
(full_half == BALL_TYPE.BALL_ANY && frame.Balls[i].nr != 8) ||
(frame.Balls[i].nr == 8 && frame.Balls_in_game(full_half) == 0))
{
bhit = new Ball(frame.Balls[i]);
for (j = 0; j < Holes.GetHoleNum(Holes.BORDERS_8GAME); j++)
{
hole = Holes.GetHole(Holes.BORDERS_8GAME, j);
r_hit = Maths.vec_unit(bhit.r - hole.aim) * (bcue.d + bhit.d) / 2.0f;
r_hit = bhit.r + r_hit;
if (!ball_in_way(0, r_hit, frame) && !ball_in_way(i, hole.aim, frame))
{
angle = Mathf.Abs(Maths.vec_angle(r_hit - bcue.r, hole.aim - r_hit));
if (angle < minangle)
{
minball = i;
minhole = j;
minangle = angle;
}
}
else if (!ball_in_way(0, r_hit, frame))
{
angle = Mathf.Abs(Maths.vec_angle(r_hit - bcue.r, hole.aim - r_hit));
if (angle < minangle_beta)
{
minball_beta = i;
minhole_beta = j;
minangle_beta = angle;
}
}
}
}
}
}
if (minball == 0) /* no proper ball found */
{
minball = minball_beta;
minhole = minhole_beta;
minangle = minangle_beta;
/* switch(full_half) {
* case BALL_TYPE.BALL_FULL:
* if( BallEvents.BM_get_balls_out_full()!=7 ){
* minball=1+my_rand(7-BallEvents.BM_get_balls_out_full());
* }
* break;
* case BALL_TYPE.BALL_HALF:
* if( BallEvents.BM_get_balls_out_half()!=7 ){
* minball=1+my_rand(7-BallEvents.BM_get_balls_out_half());
* }
* break;
* case BALL_TYPE.BALL_ANY:
* if( BallEvents.BM_get_balls_out_total()!=15 ){
* minball=1+my_rand(15-BallEvents.BM_get_balls_out_total());
* }
* break;
* }
* if( minball==0 ){
* minball = ind_ball_nr(8,frame);
* } else {
* minball = nth_in_game(minball,frame,full_half);
* }*/
}
bhit = frame.Balls[minball];
if (minhole != -1)
{
hole = Holes.GetHole(Holes.BORDERS_8GAME, minhole);
r_hit = Maths.vec_unit(bhit.r - hole.aim + ai_err * Maths.vec_abs(hole.aim - bhit.r) / 10.0f) * (bcue.d + bhit.d) / 2.0f;
r_hit = bhit.r + r_hit - bcue.r;
}
else /* no proper ball found */
{
r_hit = bhit.r - bcue.r;
minhole = Random.Range(0, 6);
}
GamePlayUI.instance.SetAIPocket(minhole);
return(Maths.vec_unit(r_hit));
}