public bool Explode(Vector2 spawnPosition)
{
if (IsDestroyed)
{
return(false);
}
if (ExplosionPrefab != null)
{
var rotation = InheritRotation ? transform.rotation : Quaternion.identity;
var explosion = Instantiate(ExplosionPrefab, spawnPosition, rotation) as GameObject;
explosion.transform.parent = transform.parent; // TODO: spawn explosion on layer dedicated to explosions!
PlayerOwnedObject.InheritOwner(this.gameObject, explosion);
}
TerminationSettings.Terminate(gameObject);
IsDestroyed = true;
/* Hide visual part of the object starting from appropriate root.
* This allows to hide projectile and at the same time to keep showing particle systems. */
var objectToHide = VisualToHide != null ? VisualToHide : gameObject;
Common.SetVisibility(objectToHide, false);
return(true);
}
private void SpawnObjects()
{
float normalizedForce = 0;
// TODO: configuration must be transferred across projectile objects chain.
if (configuration != null)
{
configuration.TryGetFloat(ForceParameterName, out normalizedForce);
}
float forceAmount = Mathf.Lerp(
Projectile.MinForceAmount,
Projectile.MaxForceAmount,
normalizedForce
);
var spawnerBody = GetComponentInParent <Rigidbody2D> ();
var spawnerGameObject = spawnerBody != null ? spawnerBody.gameObject : gameObject;
float absMainDirAngle = MainDirectionAngle;
if (!AngleIsAbsolute)
{
float spawnerAimAngle = Common.SignedAngle(Vector2.right, SpawnerAimDirection);
absMainDirAngle += spawnerAimAngle;
}
float halfAngle = ArcHalfAngle * Mathf.Deg2Rad;
float angle = absMainDirAngle * Mathf.Deg2Rad - halfAngle;
float dAngle = halfAngle * 2 / (NumObjectsToSpawn - 1);
var spawnedObjects = new List <GameObject> ();
for (int i = 0; i < NumObjectsToSpawn; i++, angle += dAngle)
{
float deviatedAngle = angle + Random.value * Projectile.AngleRandomDeviation * ArcHalfAngle;
var dir = new Vector2(Mathf.Cos(deviatedAngle), Mathf.Sin(deviatedAngle));
var spawnPos = ( Vector2 )transform.position + dir * Projectile.SpawnDistance;
var rotation = Quaternion.identity;
if (Projectile.RotateAlongLaunchDir)
{
rotation = Common.RotateAlongDirection(dir);
}
var projGameObject = Instantiate(Projectile.Prefab, spawnPos, rotation) as GameObject;
spawnedObjects.Add(projGameObject);
// TODO: spawn projectiles on layer dedicated to projectiles!
PlayerOwnedObject.InheritOwner(this.gameObject, projGameObject);
var projBodies = projGameObject.GetComponentsInChildren <Rigidbody2D> ();
foreach (var projBody in projBodies)
{
if (projBody != null)
{
float deviatedForceAmount = forceAmount + Random.value * Projectile.ForceRandomDeviation * Projectile.MaxForceAmount;
if (deviatedForceAmount < 0)
{
deviatedForceAmount = 0;
}
var force = dir * deviatedForceAmount;
projBody.AddForce(force, Projectile.ForceMode);
float angularVel = Projectile.AngularVelocity;
if (Projectile.AngularVelocitySignDependsOnDir)
{
angularVel *= Mathf.Sign(dir.x);
}
if (Projectile.AngularVelocityDependsOnForce)
{
angularVel *= normalizedForce;
}
projBody.angularVelocity = angularVel;
if (Projectile.InheritSpawnerVelocity && spawnerBody != null)
{
var spawnerVelocity = spawnerBody.GetPointVelocity(projGameObject.transform.position);
projBody.velocity += spawnerVelocity;
}
}
}
if (!Projectile.CollideWithSpawner)
{
PhysicsHelper.IgnoreCollision(spawnerGameObject, projGameObject);
}
// TODO: configuration must be transferred across projectile objects chain.
if (configuration != null)
{
configuration.SendConfiguration(projGameObject);
}
}
if (!CollideWithEachOther)
{
foreach (var obj1 in spawnedObjects)
{
foreach (var obj2 in spawnedObjects)
{
if (obj1 == obj2)
{
continue;
}
PhysicsHelper.IgnoreCollision(obj1, obj2);
}
}
}
if (soundPlayer != null)
{
soundPlayer.PlayVariation(SpawnSounds);
}
}