/*
* Since we only have monopole magnets the formula
* F = (permeability * magnet1 force * magnet2 force) / 4 * pi * r^2
* can be used
* code from https://steemit.com/programming/@kubiak/magnet-simulation-in-unity
*/
Vector3 CalculateGilbertForce(Magnet magnet1, Magnet magnet2)
{
Vector3 m1 = magnet1.transform.position;
// apply force based on closest magnet point to player
Vector3 m2 = Physics2D.ClosestPoint(m1, magnet2.playerRb.GetComponent <Collider2D>());
// apply force based on cog of rigidbody
// Vector3 m2 = magnet2.transform.position;
Vector3 r = m2 - m1;
float dist = r.magnitude;
float part0 = permeability * magnet1.magnetForce * magnet2.magnetForce;
float part1 = 4 * Mathf.PI * dist;
if (part1 == 0)
{
return(Vector3.zero);
}
float f = (part0 / part1);
if (magnet1.pole == magnet2.pole)
{
f = -f;
samePole = true;
}
else
{
samePole = false;
}
return(f * r.normalized);
}
public void Blast(Vector2 location, Vector2 agentlocation, float range, float force, int damage)
{
Vector2 hitPoint = Physics2D.ClosestPoint(location, charCollider);
Vector2 direction = hitPoint - agentlocation;
direction.Normalize();
Debug.Log(direction);
float multipier = (range - (hitPoint - location).magnitude) / range;
Damage((int)(damage * multipier));
blasted = force * multipier;
kineForceX += force * 0.2f * direction.x * multipier;
kineForceY += force * 0.2f * direction.y * multipier;
Debug.Log("blasted: " + kineForceY);
//horizontal = force * 0.2f * direction.x * multipier;
//vertical = force * 0.2f * direction.y * multipier;
setAirborne(true);
blaststart = 0.1f;
}
//simple pathfinding algorytm
//problem with no-exit situations
private List <Vector3> Pathfinding(Vector3 startPosition, Vector3 goalPosition)
{
List <Vector3> path = new List <Vector3>();
List <Vector3> possibleMoves = new List <Vector3>();
float bestDistance = 10000f;
int bestDistanceIndex = 0;
Vector3 previousMove = startPosition;
Vector3 currentPosition = startPosition;
path.Add(startPosition);
RaycastHit2D dot;
for (int j = 0; j <= 1000; j++)
{
dot = Physics2D.Raycast(currentPosition, (new Vector3(currentPosition.x + 1f, currentPosition.y + 1f)) - currentPosition, 2f);
if (dot.collider == null)
{
possibleMoves.Add(new Vector3(currentPosition.x + 1f, currentPosition.y + 1f, 0));
}
dot = Physics2D.Raycast(currentPosition, (new Vector3(currentPosition.x + 1f, currentPosition.y)) - currentPosition, 2f);
if (dot.collider == null)
{
possibleMoves.Add(new Vector3(currentPosition.x + 1f, currentPosition.y, 0));
}
dot = Physics2D.Raycast(currentPosition, (new Vector3(currentPosition.x + 1f, currentPosition.y - 1f)) - currentPosition, 2f);
if (dot.collider == null)
{
possibleMoves.Add(new Vector3(currentPosition.x + 1f, currentPosition.y - 1f, 0));
}
dot = Physics2D.Raycast(currentPosition, (new Vector3(currentPosition.x, currentPosition.y + 1f)) - currentPosition, 2f);
if (dot.collider == null)
{
possibleMoves.Add(new Vector3(currentPosition.x, currentPosition.y + 1f, 0));
}
dot = Physics2D.Raycast(currentPosition, (new Vector3(currentPosition.x, currentPosition.y - 1f)) - currentPosition, 2f);
if (dot.collider == null)
{
possibleMoves.Add(new Vector3(currentPosition.x, currentPosition.y - 1f, 0));
}
dot = Physics2D.Raycast(currentPosition, (new Vector3(currentPosition.x - 1f, currentPosition.y + 1f)) - currentPosition, 2f);
if (dot.collider == null)
{
possibleMoves.Add(new Vector3(currentPosition.x - 1f, currentPosition.y + 1f, 0));
}
dot = Physics2D.Raycast(currentPosition, (new Vector3(currentPosition.x - 1f, currentPosition.y)) - currentPosition, 2f);
if (dot.collider == null)
{
possibleMoves.Add(new Vector3(currentPosition.x - 1f, currentPosition.y, 0));
}
dot = Physics2D.Raycast(currentPosition, (new Vector3(currentPosition.x - 1f, currentPosition.y - 1f)) - currentPosition, 2f);
if (dot.collider == null)
{
possibleMoves.Add(new Vector3(currentPosition.x - 1f, currentPosition.y - 1f, 0));
}
for (int i = 0; i <= possibleMoves.Count - 1; i++)
{
float temp = Vector3.Distance(possibleMoves[i], goalPosition);
if (temp < bestDistance && previousMove != possibleMoves[i])
{
// Debug.Log(possibleMoves.Count);
bestDistance = temp;
bestDistanceIndex = i;
}
}
previousMove = currentPosition;
path.Add(possibleMoves[bestDistanceIndex]);
// Debug.DrawLine(currentPosition, possibleMoves[bestDistanceIndex], Color.black, 100f);
currentPosition = possibleMoves[bestDistanceIndex];
possibleMoves.Clear();
bestDistance = 10000f;
bestDistanceIndex = 0;
if (Vector3.Distance(currentPosition, goalPosition) < 1f)
{
j = 1000;
}
}
// optimalisation of path
int realCount = path.Count - 1;
for (int i = 0; i <= realCount - 2; i++)
{
for (int j = 0; j <= realCount - 2; j++)
{
dot = Physics2D.Raycast(path[realCount - i], (path[j] - path[realCount - i]), Vector3.Distance(path[realCount - i], path[j]));
if (!dot.collider)
{
path.RemoveRange(j + 1, (realCount - i) - j - 1);
j = realCount + 2;
}
realCount = path.Count - 1;
}
}
List <Vector3> path2 = new List <Vector3>();
path2.Add(path[0]);
for (int i = 0; i < path.Count - 1; i++)
{
int temp = 0;
for (int j = 0; j < 10; j++)
{
Vector3 point = path[i] + ((path[i + 1] - path[i]) / 10) * j;
if (Physics2D.OverlapCircle(point, 1) && Physics2D.OverlapCircle(point, 1).tag == "Enviroment")
{
Vector3 point2 = Physics2D.ClosestPoint(point, Physics2D.OverlapCircle(point, 1));
path2.Add(point - Vector3.Normalize(point2 - point));
temp = 1;
}
else if (j == 9 && temp == 0)
{
path2.Add(path[i + 1]);
}
}
}
if (Physics2D.OverlapCircle(path[path.Count - 1], 1) && Physics2D.OverlapCircle(path[path.Count - 1], 1).tag == "Enviroment")
{
Vector3 point2 = Physics2D.ClosestPoint(path[path.Count - 1], Physics2D.OverlapCircle(path[path.Count - 1], 1));
path2.Add(path[path.Count - 1] - Vector3.Normalize(point2 - path[path.Count - 1]));
}
else
{
path2.Add(path[path.Count - 1]);
}
for (int i = 0; i < path.Count - 1; i++)
{
Debug.DrawLine(path[i], path[i + 1], Color.red, 2f);
}
for (int i = 0; i < path2.Count - 1; i++)
{
Debug.DrawLine(path2[i], path2[i + 1], Color.green, 2f);
}
//List<Vector3> path2 = new List<Vector3>();
//for (int i = 0; i < path.Count - 1; i++)
//{
// path2.Add(path[i]);
// Vector3 point = path[i] + ((path[i + 1] - path[i]) / 2);
// if (Physics2D.OverlapCircle(point, 1) && Physics2D.OverlapCircle(point, 1).tag == "Enviroment")
// {
// Vector3 point2 = Physics2D.ClosestPoint(point, Physics2D.OverlapCircle(point, 1));
// path2.Add(point - Vector3.Normalize(point2 - point));
// }
//}
//if (Physics2D.OverlapCircle(path[path.Count - 1], 1) && Physics2D.OverlapCircle(path[path.Count - 1], 1).tag == "Enviroment")
//{
// Vector3 point2 = Physics2D.ClosestPoint(path[path.Count - 1], Physics2D.OverlapCircle(path[path.Count - 1], 1));
// path2.Add(path[path.Count - 1] - Vector3.Normalize(point2 - path[path.Count - 1]));
//}
//else
//{
// path2.Add(path[path.Count - 1]);
//}
//for (int i = 0; i < path.Count - 1; i++)
//{
// Debug.DrawLine(path[i], path[i + 1], Color.red, 2f);
//}
//for (int i = 0; i < path2.Count - 1; i++)
//{
// Debug.DrawLine(path2[i], path2[i + 1], Color.green, 2f);
//}
return(path2);
}
// Update is called once per frame
void Update()
{
if (Time.timeScale > 0.1f)
{
if (Input.GetButtonDown("Action1") && player.selected == true && gameObject.layer == LayerMask.NameToLayer("Player_outside"))
{
//test for object to grapple
Collider2D coll = null;
Vector2 ppoint;
colls = Physics2D.OverlapCircleAll(transform.position, 20f, mask);
//if object(s) found..,check for the closest one
if (colls != null && colls.Length > 0)
{
Vector2 myLocation = new Vector2(transform.position.x, transform.position.y);
ppoint = Physics2D.ClosestPoint(transform.position, colls[0]);
Vector2 closest = ppoint - myLocation;
coll = colls[0];
for (int i = 1; i < colls.Length; i++)
{
Vector2 ppoint2 = Physics2D.ClosestPoint(transform.position, colls[i]);
if ((ppoint2 - myLocation).sqrMagnitude < closest.sqrMagnitude)
{
closest = ppoint2 - myLocation;
ppoint = ppoint2;
coll = colls[i];
}
}
//coll is now the closest object
if (coll.gameObject.GetComponent <Rigidbody2D>() != null)
{
//if it is a powerline
if (audioSource && throwAudio && audioSource)
{
audioSource.PlayOneShot(throwAudio);
}
if (coll.gameObject.GetComponent <Powerline>() != null)
{
//if line was powered, we lose control and get electrocuted
bool isPowered = coll.gameObject.GetComponent <Powerline>().isPowered;
line.GetComponent <Lightningstrike>().linePowered = isPowered;
isElectrocuted = isPowered;
if (isElectrocuted == true)
{
player.Die(PlayerMovement.DieReason.Electrocuted);
}
}
else
{
line.GetComponent <Lightningstrike>().linePowered = false;
isElectrocuted = false;
}
joint.enabled = true;
Vector2 connectPoint = ppoint - new Vector2(coll.transform.position.x, coll.transform.position.y);
connectPoint.x = connectPoint.x / coll.transform.localScale.x;
connectPoint.y = connectPoint.y / coll.transform.localScale.y;
//Debug.Log (connectPoint);
joint.connectedAnchor = connectPoint;
joint.connectedBody = coll.gameObject.GetComponent <Rigidbody2D>();
joint.distance = Vector2.Distance(transform.position, ppoint);
line.enabled = true;
line.SetPosition(0, transform.position);
line.SetPosition(1, ppoint);
}
}
}
if (line != null && joint.connectedBody != null && joint.connectedAnchor != null)
{
line.SetPosition(1, joint.connectedBody.transform.TransformPoint(joint.connectedAnchor));
}
//continuous update during e pressed
if (Input.GetButton("Action1") && player.selected == true)
{
line.SetPosition(0, transform.position);
}
//remove line on release
if ((Input.GetButtonUp("Action1") || player.selected != true) && isElectrocuted == false)
{
joint.enabled = false;
line.enabled = false;
isElectrocuted = false;
player.controllable = true;
}
}
}
// FixedUpdate is called once per fixed frame
// Use Fixed Update for anything involving Rigid Bodies
void FixedUpdate()
{
if (!inCover) // stops the nearest cover from updating if the player is already in cover
{
nearestCover = Physics2D.OverlapCircle(playerStats.rb.position, coverRange, wall);
}
if (Input.GetKey(playerStats.cover))
{
if (nearestCover) // if the player is within range of valid cover based on coverRange and not in cover
{
coverPoint = Physics2D.ClosestPoint(playerStats.rb.position, nearestCover); // finds the closest point on the perimeter of the collider and stores it in coverPoint
direction = new Vector2(playerStats.rb.position.x - coverPoint.x, playerStats.rb.position.y - coverPoint.y); // makes direction a vector pointing perp. away from the cover
playerStats.rb.position = Physics2D.ClosestPoint(playerStats.rb.position, nearestCover); // moves the player to the edge of the cover
playerStats.transform.up = direction; // makes the player face away from the cover
if (!inCover) // if player is just entering cover
{
playerStats.maxSpeed = playerStats.maxSpeed * speedMultiplier;
inCover = true;
Debug.Log("Extents: " + nearestCover.bounds.extents);
if (playerStats.transform.up == Vector3.up)
{
coverSide = 1;
}
else if (playerStats.transform.up == Vector3.right)
{
coverSide = 2;
}
else if (playerStats.transform.up == Vector3.down)
{
coverSide = 3;
}
else if (playerStats.transform.up == Vector3.left)
{
coverSide = 4;
}
else
{
coverSide = 0;
}
}
if (coverSide == 1 || coverSide == 3) // if player is taking cover on the top or bottom of the cover
{
if (playerStats.rb.position.x < nearestCover.bounds.center.x) // the player is on the left half of the cover
{
distanceToCorner = playerStats.rb.position.x - nearestCover.bounds.min.x;
if (distanceToCorner < cornerDistanceThreshold) // player is at left corner
{
atCoverCorner = true;
whichCornerBool = false;
}
else
{
atCoverCorner = false;
}
}
else if (playerStats.rb.position.x > nearestCover.bounds.center.x) // player is on the right half of the cover
{
distanceToCorner = playerStats.rb.position.x - nearestCover.bounds.max.x;
if (distanceToCorner > 0 - cornerDistanceThreshold) // player is at right corner
{
atCoverCorner = true;
whichCornerBool = true;
}
else
{
atCoverCorner = false;
}
}
}
else if (coverSide == 2 || coverSide == 4) // if the player is taking cover on the left or right of the cover
{
if (playerStats.rb.position.y < nearestCover.bounds.center.y) // player is in the bottom half of the cover
{
distanceToCorner = playerStats.rb.position.y - nearestCover.bounds.min.y;
if (distanceToCorner < cornerDistanceThreshold) // player is at bottom corner
{
atCoverCorner = true;
whichCornerBool = false;
}
else
{
atCoverCorner = false;
}
}
else if (playerStats.rb.position.y > nearestCover.bounds.center.y) // player is in the top half of the cover
{
distanceToCorner = playerStats.rb.position.y - nearestCover.bounds.max.y;
if (distanceToCorner > 0 - cornerDistanceThreshold) // player is at top corner
{
atCoverCorner = true;
whichCornerBool = true;
}
else
{
atCoverCorner = false;
}
}
}
}
}
if (!Input.GetKey(playerStats.cover) && inCover == true) // if cover button isn't pressed, inCover = false
{
playerStats.maxSpeed = playerStats.maxSpeed / speedMultiplier;
playerStats.rb.constraints = RigidbodyConstraints2D.None;
inCover = false;
atCoverCorner = false;
playerStats.peeking = false;
}
}
///<summary>Returns the nearest point to the given target on the edge of this interactable's collider.</summary>
public Vector2 GetClosestPoint(Vector2 target)
{
return(Physics2D.ClosestPoint(target, collider2D));
}
