Added Cube position, Translate interpolation

OSCADSharp/OSCADSharp.ConsoleTests/Program.cs

@@ -13,11 +13,15 @@ namespace OSCADSharp.ConsoleTests
     {
         static void Main(string[] args)
         {
-            var cube = new Cube();
+            var cube = new Cube(50, 50, 50).Translate(10, 10, 0);
-            var sphere = new Sphere().Translate(0, 0, 2);
-            var hull = cube.Hull(sphere);
 
-            string script = hull.ToString();
+            var pos = cube.Position();
+            var cyl1 = new Cylinder(1, 100, true).Translate(pos);
+            var cyl2 = new Cylinder(1, 100, true).Rotate(0, 90, 0).Translate(pos);
+            var cyl3 = new Cylinder(1, 100, true).Rotate(90, 0, 0).Translate(pos);
+            var axisHelper = cyl1.Union(cyl2, cyl3).Color("Red");
+
+            string script = cube.Union(axisHelper).ToString();
 
             File.WriteAllLines("test.scad", new string[] { script.ToString() });
             //Console.ReadKey();

OSCADSharp/OSCADSharp.UnitTests/CubeTests.cs

@@ -53,5 +53,37 @@ namespace OSCADSharp.UnitTests
             Assert.IsTrue(script.StartsWith("cube("));
             Assert.IsTrue(script.EndsWith(");"));
         }
+
+        [TestMethod]
+        public void Cube_InitialPositionForNonCenteredCubeIsHalfLengthWidthAndHeight()
+        {
+            var cube = new Cube(10, 10, 10);
+
+            Assert.IsTrue(cube.Position() == new Vector3(5, 5, 5));
+        }
+
+        [TestMethod]
+        public void Cube_InitialPositionIfCenteredIsOrigin()
+        {
+            var cube = new Cube(25, 25, 25, true);
+
+            Assert.AreEqual(new Vector3(), cube.Position());
+        }
+
+        [TestMethod]
+        public void Cube_PositionMovesWithCubeOnTranslate()
+        {
+            var cube = new Cube(50, 50, 50).Translate(10, 10, 0);
+
+            Assert.AreEqual(new Vector3(35, 35, 25), cube.Position());
+        }
+
+        [TestMethod]
+        public void Cube_PositionMovesWithCubeOnNegativeTranslate()
+        {
+            var cube = new Cube(50, 50, 50, true).Translate(-5, 0, -15);
+
+            Assert.AreEqual(new Vector3(-5, 0, -15), cube.Position());
+        }
     }
 }

OSCADSharp/OSCADSharp/OSCADObject.cs

@@ -204,7 +204,6 @@ namespace OSCADSharp
         #endregion
 
         #region Utility Methods
-        protected Vector3 position;
         /// <summary>
         /// Returns the computed position of this object.
         /// 

OSCADSharp/OSCADSharp/Solids/Cube.cs

@@ -79,7 +79,17 @@ namespace OSCADSharp.Solids
 
         public override Vector3 Position()
         {
-            throw new NotImplementedException();
+            Vector3 position;
+            if(this.Center == false)
+            {
+                position = new Vector3(this.Size.X / 2, this.Size.Y / 2, this.Size.Z / 2);
+            }
+            else
+            {
+                position = new Vector3();
+            }
+
+            return position;
         }
         #endregion
     }

OSCADSharp/OSCADSharp/Spatial/Vector3.cs

@@ -46,7 +46,31 @@ namespace OSCADSharp
             return new Vector3(this.X, this.Y, this.Z);
         }
 
-        #region Operators
+        #region Operators/Overrides
+        public override bool Equals(object obj)
+        {
+            return this.GetHashCode() == obj.GetHashCode();
+        }
+
+        public override int GetHashCode()
+        {
+            return this.ToString().GetHashCode();
+        }
+
+        public static bool operator ==(Vector3 left, Vector3 right)
+        {
+            return left.X == right.X &&
+                left.Y == right.Y &&
+                left.Z == right.Z;
+        }
+
+        public static bool operator !=(Vector3 left, Vector3 right)
+        {
+            return !(left.X == right.X &&
+                left.Y == right.Y &&
+                left.Z == right.Z);
+        }
+
         public static Vector3 operator +(Vector3 left, Vector3 right)
         {
             return new Vector3(left.X + right.X, left.Y + right.Y, left.Z + right.Z);

OSCADSharp/OSCADSharp/Transforms/ColoredObject.cs

@@ -53,7 +53,7 @@ namespace OSCADSharp.Transforms
 
         public override Vector3 Position()
         {
-            throw new NotImplementedException();
+            return this.obj.Position();
         }
     }
 }

OSCADSharp/OSCADSharp/Transforms/TranslatedObject.cs

@@ -48,7 +48,7 @@ namespace OSCADSharp.Transforms
 
         public override Vector3 Position()
         {
-            throw new NotImplementedException();
+            return this.obj.Position() + this.Vector;
         }
     }
 }