public static TMostDerived Default <TMostDerived>()
{
var type = typeof(TMostDerived);
TMostDerived value = default(TMostDerived);
if (msDefaultTypes.TryGetValue(type, out var func))
{
value = (TMostDerived)func();
}
else if (type.IsClass)
{
value = (TMostDerived)Activator.CreateInstance(type);
}
if (value == null)
{
throw new Exception(string.Format("The value is null, The Type {0} must support the Default constructor.", type.Name));
}
return(value);
}
/// <summary>
/// The high performance API for GetComponent
/// </summary>
/// <typeparam name="TMostDerived">The Most Derived Type</typeparam>
/// <returns></returns>
public TMostDerived GetComponentCache <TMostDerived>() where TMostDerived : Component
{
DebugUtility.Assert(this != null, "this MonoBehaviour has destroyed.");
var type = typeof(TMostDerived);
mComponentCaches.TryGetValue(type, out var component);
if (component == null)
{
TMostDerived com = GetComponent <TMostDerived>();
if (com == null)
{
mComponentCaches.Remove(type);
}
else
{
mComponentCaches[type] = com;
}
return(com);
}
return(component as TMostDerived);
}
