/// <summary>
/// Gets a list of all environmental colliders hit given the following parameters.
/// </summary>
/// <param name="point1"></param>
/// <param name="point2"></param>
/// <param name="directionToCastRay"></param>
/// <param name="distanceToCastRay"></param>
/// <param name="totalPointsToCheck"></param>
/// <returns></returns>
private List <TileCollider> GetAllTilesHitFromRayCasts(Vector2 point1, Vector2 point2, Vector2 directionToCastRay, float distanceToCastRay, int totalPointsToCheck)
{
List <TileCollider> allCollidersThatWereHit = new List <TileCollider>();
Vector2 segmentDistance = (point2 - point1) / (totalPointsToCheck - 1);
Vector2 originPointForRaycast = point1;
for (int i = 0; i < totalPointsToCheck; i++)
{
RaycastHit2D rayHit = Physics2D.Raycast(originPointForRaycast, directionToCastRay, distanceToCastRay, LayerMask.GetMask("Environment"));
if (rayHit)
{
TileCollider tileColliderThatWasHit = rayHit.collider.GetComponent <TileCollider>();
if (tileColliderThatWasHit)
{
allCollidersThatWereHit.Add(tileColliderThatWasHit);
}
}
DebugSettings.DrawLineDirection(originPointForRaycast, directionToCastRay, distanceToCastRay, Color.red);
originPointForRaycast += segmentDistance;
}
return(allCollidersThatWereHit);
}
/// <summary>
/// Gets a list of all colliders that intersect the line that passes through
/// </summary>
/// <param name="origin"></param>
/// <param name="direction"></param>
/// <param name="distance"></param>
/// <param name="collidersHit"></param>
/// <returns></returns>
public bool CheckLineIntersectWithCollider(Vector2 origin, Vector2 direction, float distance, out List <CustomCollider2D> collidersHit)
{
collidersHit = new List <CustomCollider2D>();
foreach (CustomCollider2D coll in nonStaticColliderList)
{
if (coll.enabled)
{
DebugSettings.DrawLineDirection(origin, direction, distance, Color.red);
if (coll.LineIntersectWithCollider(origin, direction, distance))
{
collidersHit.Add(coll);
}
}
}
return(collidersHit.Count >= 1);
}