Move Common functionality to Core project & rendering and Model support as well

PckStudio.Core/Extensions/System.Numerics.cs

@@ -0,0 +1,29 @@
+namespace PckStudio.Core.Extensions
+{
+    public static class NumericsExtensions
+    {
+        //internal static Cube ToCube(this SkinBOX skinBOX) => skinBOX.ToCube(0f);
+
+        //internal static Cube ToCube(this SkinBOX skinBOX, float inflate, bool flipZMapping = false)
+        //    => new Cube(skinBOX.Pos.ToOpenTKVector(), skinBOX.Size.ToOpenTKVector(), skinBOX.UV.ToOpenTKVector(), skinBOX.Scale + inflate, skinBOX.Mirror, flipZMapping);
+        public static OpenTK.Vector3 ToOpenTKVector(this System.Numerics.Vector3 vector3)
+        {
+            return new OpenTK.Vector3(vector3.X, vector3.Y, vector3.Z);
+        }
+
+        public static OpenTK.Vector2 ToOpenTKVector(this System.Numerics.Vector2 vector2)
+        {
+            return new OpenTK.Vector2(vector2.X, vector2.Y);
+        }
+
+        public static System.Numerics.Vector3 ToNumericsVector(this OpenTK.Vector3 vector3)
+        {
+            return new System.Numerics.Vector3(vector3.X, vector3.Y, vector3.Z);
+        }
+
+        public static System.Numerics.Vector2 ToNumericsVector(this OpenTK.Vector2 vector2)
+        {
+            return new System.Numerics.Vector2(vector2.X, vector2.Y);
+        }
+    }
+}