Axiom.Graphics.Compositor.Touch C# (CSharp) Method

		public override void Touch()
		{
			if ( compilationRequired )
			{
				Compile();
			}

			// call base class
			base.Touch();
		}

        ///<summary>
        ///    Apply a compositor. Initially, the filter is enabled.
        ///</summary>
        ///<param name="filter">Filter to apply</param>
        ///<param name="addPosition">Position in filter chain to insert this filter at; defaults to the end (last applied filter)</param>
        ///<param name="technique">Technique to use; CompositorChain::BEST (default) chooses to the best one
        ///                        available (first technique supported)
        ///</param>
        ///<param name="scheme"></param>
        private CompositorInstance AddCompositor(Compositor filter, int addPosition, int technique, string scheme)
        {
            filter.Touch();
            CompositionTechnique tech = filter.GetSupportedTechniqueByScheme(scheme);

            if (tech == null)
            {
                LogManager.Instance.DefaultLog.Write("CompositorChain: Compositor " + filter.Name + " has no supported techniques.");
            }
            var t = new CompositorInstance(tech, this);

            if (addPosition == lastCompositor)
            {
                addPosition = this.instances.Count;
            }
            else
            {
                Debug.Assert(addPosition <= this.instances.Count, "Index out of bounds.");
            }
            this.instances.Insert(addPosition, t);

            this.dirty = true;
            this.anyCompositorsEnabled = true;

            return(t);
        }