changed object to have a special position vec3, which stores how much to

move indices before rendering

src/object.rs

@@ -4,6 +4,7 @@ use raylib::prelude::*;
 #[derive(Debug, Clone)]
 pub struct Object {
     indices: Vec<Vec3>,
+    position: Vec3,
 }
 
 pub fn new_cube() -> Object {
@@ -18,6 +19,7 @@ pub fn new_cube() -> Object {
             Vec3(0.5, 0.5, 0.5),
             Vec3(-0.5, 0.5, 0.5),
         ],
+        position: Vec3(0.0, 0.0, 0.0),
     }
 }
 
@@ -30,15 +32,18 @@ fn draw_point(d: &mut RaylibDrawHandle, pos: &Vec3) {
 impl Object {
     pub fn draw_object(&self, d: &mut RaylibDrawHandle) {
         for point in &self.indices {
-            draw_point(d, point)
+            let moved = Vec3(
+                point.0 + self.position.0,
+                point.1 + self.position.1,
+                point.2 + self.position.2,
+            );
+            draw_point(d, &moved);
         }
     }
 
     pub fn move_by(&mut self, delta_pos: &Vec3) {
-        for point in &mut self.indices {
-            (point).0 += delta_pos.0;
-            (point).1 += delta_pos.1;
-            (point).2 += delta_pos.2;
-        }
+        (self.position).0 += delta_pos.0;
+        (self.position).1 += delta_pos.1;
+        (self.position).2 += delta_pos.2;
     }
 }