Add vec.rs

src/vec.rs

@@ -0,0 +1,15 @@
+#[derive(Copy, Clone)]
+pub struct Vector {
+    pub x: f32,
+    pub y: f32
+}
+
+impl Vector {
+    pub fn new(x: f32, y: f32) -> Self {
+        Self { x, y }
+    }
+
+    pub fn from_terminal(x: usize, y: usize) -> Self {
+        Vector::new(x as f32, y as f32 * 2.0)
+    }
+}