update threed

src/shared.rs

@@ -3,7 +3,7 @@ use arrayvec::ArrayString;
 use bytemuck::{Pod, Zeroable};
 use std::fmt;
 use std::fmt::{Display, Formatter};
-use std::ops::Add;
+use std::ops::{Add, Mul};
 use cgmath::Vector3;
 
 #[derive(Debug, Clone, Copy, Zeroable, Pod)]
@@ -74,6 +74,18 @@ impl Add<Vector> for Vector {
     }
 }
 
+impl Mul<f32> for Vector {
+    type Output = Vector;
+
+    fn mul(self, rhs: f32) -> Self::Output {
+        Self {
+            x: self.x * rhs,
+            y: self.y * rhs,
+            z: self.z * rhs,
+        }
+    }
+}
+
 #[derive(Debug, Clone, Copy, Zeroable, Pod)]
 #[repr(C)]
 pub struct Quaternion {