/// <summary>
/// Compute end position
/// </summary>
/// <param name="anchorPosition">Anchor position</param>
/// <param name="start">Start position</param>
/// <param name="visibleInCamera">Camera to show in, can be null</param>
/// <param name="intense">Intense (close) or normal (far)</param>
/// <returns>End position</returns>
protected override Vector3 CalculateEndPosition(ref Vector3 anchorPosition, ref Vector3 start, Camera visibleInCamera, bool intense)
{
Vector3 dir;
dir.x = EndXVariance.Random();
dir.y = -1.0f;
dir.z = EndZVariance.Random();
dir = dir.normalized;
RaycastHit2D h;
if (UnityEngine.Random.Range(0.0f, 1.0f) <= GroundLightningChance ||
((h = Physics2D.Raycast(start, dir)).collider == null))
{
Vector3 visibleMin, visibleMax;
float width, height;
CalculateVisibleBounds(out visibleMin, out visibleMax, out width, out height);
float maxDimen = Mathf.Max(width, height);
float variance = maxDimen * EndYVariance.Random();
Vector3 end = start + (dir * variance);
return(end);
}
else
{
// lightning hit the ground
return(h.point);
}
}
/// <summary>
/// Compute end position
/// </summary>
/// <param name="anchorPosition">Anchor position</param>
/// <param name="start">Start position</param>
/// <param name="visibleInCamera">Camera to show in, can be null</param>
/// <param name="intense">Intense (close) or normal (far)</param>
/// <returns>End position</returns>
protected override Vector3 CalculateEndPosition(ref Vector3 anchorPosition, ref Vector3 start, Camera visibleInCamera, bool intense)
{
Vector3 end = start;
Vector3 dir;
bool noGround = UnityEngine.Random.Range(0.0f, 1.0f) > GroundLightningChance;
float minDistance = (intense ? IntenseDistance.Minimum : NormalDistance.Minimum);
RaycastHit hit;
// determine if we should strike the ground
if (noGround)
{
end.y += EndYVariance.Random();
}
else if (Physics.Raycast(start, Vector3.down, out hit))
{
end.y = Mathf.Max(-10.0f, hit.point.y - 10.0f);
}
else
{
// strike ground, raycast will get actual ground point
end.y = -10.0f;
}
if (visibleInCamera == null)
{
end.x = start.x + EndXVariance.Random();
end.z = start.z + EndZVariance.Random();
}
else
{
end += (visibleInCamera.transform.right * EndXVariance.Random());
end += (visibleInCamera.transform.forward * EndZVariance.Random());
}
dir = (end - start).normalized;
// if the end is too close to the anchor point, push it back
if (Vector3.Distance(anchorPosition, end) < minDistance || (visibleInCamera != null && Vector3.Dot(dir, visibleInCamera.transform.forward) > 0.1f))
{
if (visibleInCamera == null)
{
dir = (end - anchorPosition).normalized;
}
else
{
dir = visibleInCamera.transform.forward;
}
dir = dir.normalized;
end = anchorPosition + (dir * minDistance);
}
// see if the bolt hit anything on it's way to the ground - if so, change the end point
if (Physics.Raycast(start, dir, out hit, Vector3.Distance(start, end) * 1.05f))
{
end = hit.point;
}
return(end);
}
protected override Vector3 CalculateEndPosition(ref Vector3 anchorPosition, ref Vector3 start, bool intense)
{
Vector3 end;
// determine if we should strike the ground
if (UnityEngine.Random.Range(0.0f, 1.0f) > GroundLightningChance)
{
end.y = start.y + EndYVariance.Random();
}
else
{
end.y = -100.0f;
}
end.x = start.x + EndXVariance.Random();
end.z = start.z + EndZVariance.Random();
// see if the bolt hit anything on it's way to the ground - if so, change the end point
RaycastHit hit;
if (Physics.Raycast(start, (start - end).normalized, out hit, float.MaxValue))
{
end = hit.point;
}
// if the end is too close to the anchor point, push it back
float minDistance = (intense ? IntenseDistance.Minimum : NormalDistance.Minimum);
if (Vector3.Distance(anchorPosition, end) < minDistance)
{
Vector3 endDir = (end - anchorPosition).normalized;
end = anchorPosition + (endDir * minDistance);
}
return(end);
}