VFXEventAttribute.HasMatrix4x4

public bool HasMatrix4x4 (int nameID);

public bool HasMatrix4x4 (string name);

Parameters

nameID	The ID of the property. This is the same ID that Shader.PropertyToID returns.
name	The name of the property.

Use this method to check if the VFXEventAttribute stores a Matrix4x4 with the name you pass in.