07.10.2020

+ Parent, Name and Flags to objects.

~ Improved Matrix calculations

SMCode/SM.Base/Drawing/GenericTransformation.cs

@@ -7,10 +7,34 @@ namespace SM.Base.Scene
     /// </summary>
     public abstract class GenericTransformation
     {
+        /// <summary>
+        /// Contains the current model matrix.
+        /// </summary>
+        protected Matrix4 _modelMatrix { get; private set; }
+        /// <summary>
+        /// Contains the last frame the matrix was calculated.
+        /// </summary>
+        protected ulong _lastFrame { get; private set; }
+
+        /// <summary>
+        /// Returns the current model matrix.
+        /// </summary>
+        /// <returns></returns>
+        public Matrix4 GetMatrix()
+        {
+            if (_lastFrame != SMRenderer.CurrentFrame)
+            {
+                _lastFrame = SMRenderer.CurrentFrame;
+                _modelMatrix = RequestMatrix();
+            }
+
+            return _modelMatrix;
+        }
+
         /// <summary>
         /// Calculates the current matrix.
         /// </summary>
         /// <returns>The current matrix.</returns>
-        public abstract Matrix4 GetMatrix();
+        protected abstract Matrix4 RequestMatrix();
     }
 }