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Modified fragsurf/Extensions/VectorExtensions.cs

@@ -0,0 +1,17 @@
+using UnityEngine;
+
+public static class VectorExtensions {
+
+    public static Vector3 VectorMa (Vector3 start, float scale, Vector3 direction) {
+
+        var dest = new Vector3 (
+            start.x + direction.x * scale,
+            start.y + direction.y * scale,
+            start.z + direction.z * scale
+        );
+
+        return dest;
+
+    }
+
+}