auts: add transform to have flexible positions

main.v

@@ -48,6 +48,11 @@ fn main() {
 	ob.dim_z = 2
 	ob.elem = e4
 
+	// Position
+	ob.transform.pos_x = 10.0
+	ob.transform.pos_y = 10.0
+	ob.transform.rot_z = 45.0
+
 	println("ob: ${ob}")
 
 	//

object.v

@@ -9,12 +9,17 @@ mut:
 	elem &Elem // XXX use id/enum
 
 	// Position in the world
-	pos_x int
-	pos_y int
-	pos_z int
+	//pos_x int
+	//pos_y int
+	//pos_z int
+
+	// Flixible position in the world
+	transform &Transform
 }
 
 fn new_object() &Object {
-	o := &Object{}
+	o := &Object{
+		transform: new_transform(),
+	}
 	return o
 }

transform.v

@@ -0,0 +1,16 @@
+module main
+
+struct Transform {
+mut:
+	pos_x f32
+	pos_y f32
+	pos_z f32
+	rot_x f32
+	rot_y f32
+	rot_z f32
+}
+
+fn new_transform() &Transform {
+	t := &Transform{}
+	return t
+}