Add Vec3.fromPoints

src/Vec3.ts

@@ -18,6 +18,14 @@ export class Vec3 extends Vector3 {
         return new Vec3(point?.x, point?.y, point?.z);
     }
 
+    /**
+     * Creates a new Vec3[] array from arguments of {x, y, z} objects.
+     * @param points - The ...{x, y, z} instances.
+     */
+    public static fromPoints(...points: Point3[]): Vec3[] {
+        return points?.map(p => Vec3.fromPoint(p)) ?? [];
+    }
+
     /**
      * Moves this Vec3 instance towards the target Vec3 by the given amount.
      * @param target - The target Vec3.

src/__tests__/Vec3.spec.ts

@@ -1,12 +1,27 @@
 import { Vec3 } from "../Vec3";
+import { Point3 } from "../Point3";
 
 describe("Vec3", () => {
     it.each([
         [new Vec3(0, 0, 1), undefined, false],
         [new Vec3(0, 0, 1), 1, true],
         [new Vec3(0, 0, 1), 0.99, false],
         [new Vec3(0, 0, 0), 0, true],
-    ])(`%p isNear() to {"x": 0, "y": 0, "z": 0}, width maxDistance %p should return %p`, (v, maxDistance, expected) => {
+    ])("%p isNear() to {\"x\": 0, \"y\": 0, \"z\": 0}, width maxDistance %p should return %p", (v, maxDistance, expected) => {
         expect(v.isNear(new Vec3(0, 0), maxDistance)).toBe(expected);
     });
+
+    it("should return an array of Vec3 instances when valid Point3 arguments are passed", () => {
+        const point1: Point3 = { x: 1, y: 2, z: 3 };
+        const point2: Point3 = { x: 4, y: 5, z: 6 };
+        const point3: Point3 = { x: 7, y: 8, z: 9 };
+
+        const result = Vec3.fromPoints(point1, point2, point3);
+
+        expect(result).toEqual([
+            new Vec3(1, 2, 3),
+            new Vec3(4, 5, 6),
+            new Vec3(7, 8, 9)
+        ]);
+    });
 });