private void DrawLightning(LightningStruct lightningStruct)
{
foreach (LineRenderer line in lightningStruct.renderers)
{
var positions = new Vector3[lightning.lineVertex];
// start point
positions[0] = lightningStruct.source;
// middle points
for (int i = 1; i < positions.Length; i++)
{
Vector3 pos = Vector3.Lerp(lightningStruct.source, lightningStruct.target, (float)i / (positions.Length));
pos.x += Random.Range(-lightning.lineOffset, lightning.lineOffset);
pos.y += Random.Range(-lightning.lineOffset, lightning.lineOffset);
positions[i] = pos;
}
// end point
positions[positions.Length - 1] = lightningStruct.target;
line.SetPositions(positions);
line.positionCount = lightning.lineVertex;
}
}
public void CreateLightning(Vector3 source, Vector3 target)
{
LightningStruct lightningStruct = SetNewLightning();
lightningStruct.source = source;
lightningStruct.target = target;
StartCoroutine((ShowLightning(lightningStruct)));
}
private IEnumerator ShowLightning(LightningStruct lightningStruct)
{
float initialTime = Time.time;
float elapsedTime = 0;
AudioManager.instance.PlaySound(lightning.lightningSfx, true);
while (elapsedTime < lightning.duration)
{
DrawLightning(lightningStruct);
elapsedTime = Time.time - initialTime;
yield return(new WaitForSeconds(lightning.changeTime));
}
Destroy(lightningStruct.lightning);
}
private LightningStruct SetNewLightning()
{
var newLightning = new GameObject("Lightning");
var renderers = new List <LineRenderer>();
for (int i = 0; i < lightning.lines; i++)
{
var child = new GameObject("Line");
child.transform.SetParent(newLightning.transform);
var line = child.AddComponent <LineRenderer>();
line.startWidth = lightning.lineWidth;
line.endWidth = lightning.lineWidth;
line.material = lightning.material;
line.positionCount = lightning.lineVertex;
renderers.Add(line);
}
var boo = new LightningStruct {
lightning = newLightning, renderers = renderers
};
return(boo);
}
