public void OnEvent(SubSpellEventArgs args)
{
if (args.Event == SubSpellEvent.Ended)
{
OnEndSubSpell(args.Handler);
return;
}
if (args.Event != SpawnEvent)
{
return;
}
if (InstanceMode == EffectInstancingMode.OnePerSubSpell)
{
// If the mode is one per subspell than we need to find existing one
// and update its target information. And also raise its UpdateEvent
var existingInstanceIdx = _instances.FindIndex(i => i.Handler.Equals(args.Handler));
if (existingInstanceIdx >= 0)
{
var existing = _instances[existingInstanceIdx];
var instance = new SubSpellEffectInstance
{
InstanceObject = existing.InstanceObject,
Target = args.Handler.Target,
Source = args.Handler.Source,
Handler = args.Handler,
Ray = existing.Ray
};
_instances[existingInstanceIdx] = instance;
GetRayStartAndEnd(instance, out var src, out var dst);
instance.Ray?.RayUpdated(src, dst);
}
else
{
// If no existing instance is found, create new
CreateRayEffectInstance(out var gameObjectInstance, out var ray);
if (ray != null)
{
var instance = new SubSpellEffectInstance
{
InstanceObject = gameObjectInstance,
Target = args.Handler.Target,
Source = args.Handler.Source,
Handler = args.Handler,
Ray = ray
};
_instances.Add(instance);
GetRayStartAndEnd(instance, out var src, out var dst);
instance.Ray?.RayStarted(src, dst);
}
}
}
else if (InstanceMode == EffectInstancingMode.OnePerEventTarget)
{
if (args.QueriedTargets != null)
{
foreach (var target in args.QueriedTargets)
{
CreateRayEffectInstance(out var gameObjectInstance, out var ray);
if (ray != null)
{
var instance = new SubSpellEffectInstance
{
Ray = ray,
InstanceObject = gameObjectInstance,
Source = args.Handler.Source,
Target = target,
Handler = args.Handler
};
_instances.Add(instance);
GetRayStartAndEnd(instance, out var src, out var dst);
ray.RayStarted(src, dst);
}
}
}
}
}
private void GetRayStartAndEnd(SubSpellEffectInstance instance, out Vector3 source, out Vector3 destination)
{
source = GetPosition(instance.Source, PreferredSourceNode);
destination = GetPosition(instance.Target, PreferredTargetNode);
}
