/// <summary>
/// Uses Unity Fake Null
/// https://blogs.unity3d.com/2014/05/16/custom-operator-should-we-keep-it/
/// https://forum.unity.com/threads/fun-with-null.148090/
/// </summary>
private void TestObject(object obj)
{
// An object is a zombie if:
//
// * It is not actually null.
// * It is a subclass of UnityEngine.Object
// * It compares itself as equal to null.
//
bool exists = obj != null; // Comparing a System.object. "Fake null" doesn't get a chance to run here.
bool isUnityObj = obj is UnityEngine.Object;
UnityEngine.Object unityObj = obj as UnityEngine.Object;
bool zombie = exists && isUnityObj && (unityObj == null);
++NumTestsPerformed;
// Emit an event every 1024 tests.
bool madeProgress = (NumTestsPerformed & 0x3ff) == 0;
if (madeProgress)
{
MadeProgress?.Invoke();
}
if (zombie)
{
ZombieHit?.Invoke(obj);
}
}
public void Progress(int size)
{
lock (progressLock)
{
BytesScanned += size;
MadeProgress?.Invoke(this, EventArgs.Empty);
var percent = (int)Math.Min(100, Math.Max(0, 100 * ((double)BytesScanned / (double)Settings.Size)));
if (percent > ProgressPercent)
{
ProgressPercent = percent;
MadeProgressPercent?.Invoke(this, EventArgs.Empty);
}
}
}
protected virtual void OnMadeProgress(ModelPusherProgressEventArgs e)
{
MadeProgress?.Invoke(this, e);
}