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 void Cue_to_Ball()
{
Start();
Clear();
System.DateTime start = System.DateTime.Now;
//ScreenShot();
Target Final_shot = new Target();
Vector3 requiredtrajectory;
foreach (GameObject ball in balls)
{
Target target_path = new Target();
if (path.Measure_Collision(cue.transform.position, ball.transform.position))
{
//Direction from cue to target ball
Vector3 ball_cue_trajectory = (cue.transform.position - ball.transform.position).normalized;
target_path.opt_pocket = Ball_to_Pocket(ball, ball_cue_trajectory);
if (target_path.opt_pocket.valid_path)
{
target_path.valid_path = true;
target_path.distance = Vector3.Distance(cue.transform.position, ball.transform.position);
requiredtrajectory = (ball.transform.position - target_path.opt_pocket.position).normalized;
target_path.impactpoint = path.Impactpoint(ball.transform.position, requiredtrajectory); //Need to determine radius of ball
target_path.position = ball.transform.position;
}
}
if (target_path.valid_path == true)
{
//Determine if it's the best trajectory found
//double shot_risk = 0.45 * target_path.distance + 0.55 * target_path.opt_pocket.distance;
float angle = Vector3.Angle((cue.transform.position - target_path.impactpoint).normalized, (target_path.opt_pocket.position - target_path.position).normalized);
double shot_risk = 0.30 * target_path.distance + 0.70 * target_path.opt_pocket.distance + 0.25 * angle;
/*
* print(shot_risk);
* print(target_path.impactpoint);
* print(target_path.distance);
* print(target_path.opt_pocket.distance);
*/
if (shot_risk < best_weight)
{
Final_shot = target_path;
best_weight = shot_risk;
}
}
}
path.Draw_Solution1(cue.transform.position, Final_shot.impactpoint, Final_shot.opt_pocket.position);
System.DateTime end = System.DateTime.Now;
System.TimeSpan duration = end - start;
Debug.Log(duration);
}
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 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));
}
}
}
