public bool Calculate_Angle_toPocket(Vector3 end, Vector3 start, Vector3 cue)
{
Shot_Tools path = new Shot_Tools();
Pocket optimal_pocket = new Pocket();
if (path.Measure_Collision(end, start))
{
// Look into direction of cue ball to solid
Vector3 start_trajectory = (cue - start).normalized;
Vector3 final_trajectory = (end - start).normalized;
//Determine if it's possible to make the shot. If within the angle threshold, it is a possible match for a shot
float angle = Vector3.Angle(final_trajectory, start_trajectory);
if (angle > 135.0f)
{
return(true);
}
else
{
return(false);
//Create some cases for the bounce shot
}
}
//You must go around the obstruction
return(false);
}
public Vector3 StraightShot(Vector3 ball, Vector3 destination)
{
Shot_Tools path = new Shot_Tools();
path.Draw_line(ball, destination);
return((ball - destination).normalized);
}
IEnumerator Select_Shot()
{
Shot_Tools path = new Shot_Tools();
bool flag = true;
int run = 1;
popup.enabled = true;
Transform child = popup.transform.Find("Text");
Text t = child.GetComponent <Text>();
while (run != 0)
{
Clear();
Mouse_Select ball = new Mouse_Select(this, BallSelect());
yield return(ball.coroutine);
Mouse_Select pocket = new Mouse_Select(this, PocketSelect());
yield return(pocket.coroutine);
t.text = "Calculating Shot....";
Bounce_Shot bounce = new Bounce_Shot(cue, bounce_ball, bounce_pocket);
run = bounce.DetermineCase();
if (run == 1)
{
t.text = "The shot is not possible. Please select a different ball or different pocket";
//Console.Readline();
//System.Threading.Thread.Sleep(3000);
}
}
}
public Vector3 Around_Obstruction_Pocket_Middle(Vector3 ball, Vector3 pocket)
{
Shot_Tools path = new Shot_Tools();
SelectWall(ball, pocket);
//Find first solution using wall1
Vector3 midpoint = (pocket - ball) * 0.5f + ball;
//Determine which wall to react the impact point
Vector3 intercept = RecursivePocket_Middle(pocket, ball, pocket, ball);
/*
* if (!path.Measure_Collision(ball, intercept) || !path.Measure_Collision(intercept, pocket))
* {
* Debug.Log("The shot is not possible");
* return new Vector3();
* }
*/
// else
//{
//path.Draw_Solution1(ball, intercept, pocket);
return((ball - intercept).normalized);
// }
}
//LineRenderer linerenderer;
// Use this for initialization
void Start()
{
cue = GameObject.FindGameObjectWithTag("Cue");
balls = GameObject.FindGameObjectsWithTag("Solid");
pockets = GameObject.FindGameObjectsWithTag("Pocket");
best_weight = 100;
path = new Shot_Tools();
}
public Vector3 Around_Obstruction_Ball(Vector3 ball, Vector3 impactpoint, Vector3 incident_trajectory)
{
Shot_Tools path = new Shot_Tools();
RaycastHit collision;
RaycastHit wall;
Vector3 reflect_shot = new Vector3();
Vector3 intercept;
int count = 0;
Vector3 midpoint = (impactpoint - ball) * 0.5f + ball;
Physics.Raycast(impactpoint, incident_trajectory, out wall);
Vector3 solutionintercept = RecursiveIntercept(impactpoint, ball, impactpoint, ball);
SelectQuadrant(ball, impactpoint);
Vector3 solutionintercept2 = RecursiveIntercept_SideWall(impactpoint, ball, impactpoint, ball);
bool check = false;
//There is a null exception being thrown here. Don't really know why
//bool check2 = path.Measure_Collision(solutionintercept, impactpoint);
/*
* if (!path.Measure_Collision(ball, solutionintercept) || !path.Measure_Collision(solutionintercept, impactpoint))
* {
* Debug.Log("The shot is not possible. Select either a different pocket or ball");
* return new Vector3();
* }
* else
*/
//if(!path.Measure_to_Wall(ball, solutionintercept2) && path.Measure_Collision(ball, this.pocket.transform.position))
if (!path.Measure_to_Wall(ball, solutionintercept2) && !path.Measure_to_Wall(impactpoint, solutionintercept2))
{
path.Draw_Solution2(ball, solutionintercept2, impactpoint);
check = true;
}
if (!path.Measure_to_Wall(ball, solutionintercept) && !path.Measure_to_Wall(impactpoint, solutionintercept))
{
path.Draw_Solution1(ball, solutionintercept, impactpoint);
check = true;
//path.Draw_Solution2(ball, solutionintercept2, impactpoint);
}
if (check == true)
{
return(solutionintercept);
}
else
{
return(new Vector3());
}
}
public Vector3 Around_Obstruction_Pocket(Vector3 ball, Vector3 pocket)
{
Shot_Tools path = new Shot_Tools();
RaycastHit collision;
Vector3 reflect_shot = new Vector3();
Vector3 error;
int count = 0;
SelectWall(ball, pocket);
//Find first solution using wall1
Vector3 midpoint = (pocket - ball) * 0.5f + ball;
//Determine which wall to react the impact point
Vector3 intercept = RecursivePocket(pocket, ball, pocket, ball);
/*
* if (!path.Measure_Collision(ball, intercept) || !path.Measure_Collision(intercept, pocket))
* {
* Debug.Log("The shot is not possible");
* return new Vector3();
* }
* else
* {
* path.Draw_Solution1(ball, intercept, pocket);
* return (ball - intercept).normalized;
* }
*/
if (!path.Measure_to_Wall(ball, intercept) && !path.Measure_to_Wall(pocket, intercept))
{
path.Draw_Solution1(ball, intercept, pocket);
return((ball - intercept).normalized);
//path.Draw_Solution2(ball, solutionintercept2, impactpoint);
}
return(new Vector3());
}
private Vector3 RecursiveIntercept_SideWall(Vector3 up, Vector3 down, Vector3 impactpoint, Vector3 ball)
{
Plane intersect_plane;
Ray reflect_projection;
float enter;
Vector3 reflect_shot;
Shot_Tools path = new Shot_Tools();
Vector3 intercept = new Vector3(this.wall2.transform.position.x, 0, (up.z + down.z) * 0.5f);
if (this.quadrant == 1 || this.quadrant == 2)
{
intersect_plane = new Plane(Vector3.back, impactpoint);
}
else
{
intersect_plane = new Plane(Vector3.forward, impactpoint);
}
Vector3 incident_shot = (intercept - ball).normalized;
//The incident angle may change depending on whether the wall is top or bottom
if (this.wall2.CompareTag("Wall_Right"))
{
reflect_shot = Vector3.Reflect(incident_shot, Vector3.left * 1f);
}
else
{
reflect_shot = Vector3.Reflect(incident_shot, Vector3.right * 1f);
}
reflect_projection = new Ray(intercept, reflect_shot);
if (intersect_plane.Raycast(reflect_projection, out enter))
{
count++;
Vector3 hitpoint = reflect_projection.GetPoint(enter);
//path.Draw_Solution1(ball, intercept, hitpoint);
if (Vector3.Distance(hitpoint, impactpoint) < 0.5f)
{
return(intercept);
}
if (count == 30)
{
Debug.Log("Couldn't find a solution");
return(intercept);
}
if (this.quadrant == 0 || this.quadrant == 3)
{
if (this.wall2.CompareTag("Wall_Right"))
{
if (hitpoint.x > impactpoint.x)
{
return(RecursiveIntercept_SideWall(intercept, down, impactpoint, ball));
}
else
{
return(RecursiveIntercept_SideWall(up, intercept, impactpoint, ball));
}
}
else
{
if (hitpoint.x > impactpoint.x)
{
return(RecursiveIntercept_SideWall(up, intercept, impactpoint, ball));
}
else
{
return(RecursiveIntercept_SideWall(intercept, down, impactpoint, ball));
}
}
}
else
{
if (this.wall2.CompareTag("Wall_Right"))
{
if (hitpoint.x > impactpoint.x)
{
return(RecursiveIntercept_SideWall(intercept, down, impactpoint, ball));
}
else
{
return(RecursiveIntercept_SideWall(up, intercept, impactpoint, ball));
}
}
else
{
if (hitpoint.x > impactpoint.x)
{
return(RecursiveIntercept_SideWall(up, intercept, impactpoint, ball));
}
else
{
return(RecursiveIntercept_SideWall(intercept, down, impactpoint, ball));
}
}
}
}
else
{
Debug.Log("Missed the target");
return(intercept);
}
}
private Vector3 RecursiveIntercept(Vector3 left, Vector3 right, Vector3 impactpoint, Vector3 ball)
{
Plane intersect_plane;
Ray reflect_projection;
float enter;
Vector3 reflect_shot;
Shot_Tools path = new Shot_Tools();
Vector3 intercept = new Vector3((left.x + right.x) * 0.5f, this.wall1.transform.position.y, this.wall1.transform.position.z);
if (this.quadrant == 1 || this.quadrant == 2)
{
intersect_plane = new Plane(Vector3.left, impactpoint);
}
else
{
intersect_plane = new Plane(Vector3.left, impactpoint);
}
Vector3 incident_shot = (intercept - ball).normalized;
//The incident angle may change depending on whether the wall is top or bottom
if (this.wall1.CompareTag("Wall_Top"))
{
reflect_shot = Vector3.Reflect(incident_shot, Vector3.back * 1f);
}
else
{
reflect_shot = Vector3.Reflect(incident_shot, Vector3.forward * 1f);
}
reflect_projection = new Ray(intercept, reflect_shot);
if (intersect_plane.Raycast(reflect_projection, out enter))
{
count++;
Vector3 hitpoint = reflect_projection.GetPoint(enter);
if (Vector3.Distance(hitpoint, impactpoint) < 0.5f)
{
return(intercept);
}
if (count == 30)
{
return(intercept);
}
if (this.quadrant == 2 || this.quadrant == 3)
{
if (this.wall1.CompareTag("Wall_Top"))
{
if (hitpoint.z > impactpoint.z)
{
return(RecursiveIntercept(intercept, right, impactpoint, ball));
}
else
{
return(RecursiveIntercept(left, intercept, impactpoint, ball));
}
}
else
{
if (hitpoint.z > impactpoint.z)
{
return(RecursiveIntercept(left, intercept, impactpoint, ball));
}
else
{
return(RecursiveIntercept(intercept, right, impactpoint, ball));
}
}
}
else
{
if (this.wall1.CompareTag("Wall_Top"))
{
if (hitpoint.z > impactpoint.z)
{
return(RecursiveIntercept(intercept, right, impactpoint, ball));
}
else
{
return(RecursiveIntercept(left, intercept, impactpoint, ball));
}
}
else
{
if (hitpoint.z > impactpoint.z)
{
return(RecursiveIntercept(left, intercept, impactpoint, ball));
}
else
{
return(RecursiveIntercept(intercept, right, impactpoint, ball));
}
}
}
}
else
{
Debug.Log("Missed the target");
return(intercept);
}
}
private Vector3 RecursivePocket_Middle(Vector3 left, Vector3 right, Vector3 pocket, Vector3 ball)
{
RaycastHit collision1;
RaycastHit collision2;
Vector3 error;
Vector3 error2;
Vector3 wall1_reflect_shot;
Vector3 wall2_reflect_shot;
Shot_Tools path = new Shot_Tools();
Vector3 wall1_intercept = new Vector3((left.x + right.x) * 0.5f, 0, this.wall1.transform.position.z);
Vector3 incident_shot = (wall1_intercept - ball).normalized;
//The incident angle may change depending on whether the wall is top or bottom
if (this.wall1.CompareTag("Wall_Top"))
{
wall1_reflect_shot = Vector3.Reflect(incident_shot, Vector3.back * 1f);
}
else
{
wall1_reflect_shot = Vector3.Reflect(incident_shot, Vector3.forward * 1f);
}
Vector3 wall2_intercept = new Vector3(this.wall2.transform.position.x, this.wall2.transform.position.y, (left.z + right.z) * 0.5f);
incident_shot = (wall2_intercept - ball).normalized;
if (this.wall2.CompareTag("Wall_Right"))
{
wall2_reflect_shot = Vector3.Reflect(incident_shot, Vector3.right * 1f);
}
else
{
wall2_reflect_shot = Vector3.Reflect(incident_shot, Vector3.left * 1f);
}
if (!Physics.Raycast(wall1_intercept, wall1_reflect_shot, out collision1))
{
Debug.Log("Something weird happened: wall1 in middle function");
return(wall1_intercept);
}
Physics.Raycast(wall2_intercept, wall2_reflect_shot, out collision2);
if (collision2.collider == null)
{
// Debug.Log("Something weird happened: wall2");
//return wall2_intercept;
}
path.Draw_Solution1(ball, wall1_intercept, collision1.point);
pocketcount++;
if (collision1.collider.CompareTag("Pocket") || pocketcount == 30)
{
return(wall1_intercept);
}
error = collision1.point - pocket;
//path.Draw_line(wall1_intercept, collision1.point);
error2 = collision2.point - pocket;
if (this.quadrant == 1 || this.quadrant == 0)
{
if (error.x < 0)
{
return(RecursivePocket_Middle(left, wall1_intercept, pocket, ball));
}
else
{
return(RecursivePocket_Middle(wall1_intercept, right, pocket, ball));
}
}
else
{
if (error.x >= 0)
{
return(RecursivePocket_Middle(left, wall1_intercept, pocket, ball));
}
else
{
return(RecursivePocket_Middle(wall1_intercept, right, pocket, ball));
}
}
}
public int DetermineCase()
{
Shot_Tools path = new Shot_Tools();
Vector3 incidenttrajectory = new Vector3();
Vector3 impactpoint = new Vector3();
Vector3 check;
int pocket_type = 0;
count = 0;
pocketcount = 0;
foreach (Transform child in pocket.transform)
{
if (child.gameObject.CompareTag("Middle_Pocket"))
{
pocket_type = 1;
}
else if (child.gameObject.CompareTag("Corner_Pocket"))
{
pocket_type = 0;
}
}
//Determine if there is an obstruction between the pocket and the ball
if (!path.Measure_Collision(pocket.transform.position, ball.transform.position))
{
if (pocket_type == 0)
{
incidenttrajectory = Around_Obstruction_Pocket(this.ball.transform.position, this.pocket.transform.position);
}
else
{
incidenttrajectory = Around_Obstruction_Pocket_Middle(this.ball.transform.position, this.pocket.transform.position);
}
}
else
{
incidenttrajectory = StraightShot(this.ball.transform.position, pocket.transform.position);
}
if (incidenttrajectory == Vector3.zero)
{
Debug.Log("Desired shot not possible. Cannot bounce the ball to the pocket. Please select either a different ball or a different pocket NOW");
return(1);
}
impactpoint = path.Impactpoint(this.ball.transform.position, incidenttrajectory);
//Determine if there is obstruction between required impact point and cue.
//if (!path.Measure_Collision_to_Impact(this.cue.transform.position, impactpoint, incidenttrajectory)) {
if (!path.Measure_Collision_to_Impact(this.cue.transform.position, impactpoint, this.ball.transform.position, incidenttrajectory))
{
SelectWall(impactpoint, this.ball.transform.position);
//There might be an issue here, because this is changing the quadrant of the shot
check = Around_Obstruction_Ball(this.cue.transform.position, impactpoint, incidenttrajectory);
}
else
{
check = StraightShot(this.cue.transform.position, impactpoint);
}
if (check == Vector3.zero)
{
Debug.Log("Desired shot not possible. Cannot bounce the cue to the impact point. Please select a differnet ball or different pocket");
return(1);
}
return(0);
}