From f30cfe8151181ad44559ac3e75a8eab8a71593b6 Mon Sep 17 00:00:00 2001
From: Vincent Esche <regexident@gmail.com>
Date: Fri, 12 Apr 2019 23:18:18 +0200
Subject: [PATCH] Made `func getIdentityMatrix(dim:)` simpler and `O(n)`
 instead of `O(n^2)`

---
 HCKalmanFilter/HCMatrixObject.swift | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/HCKalmanFilter/HCMatrixObject.swift b/HCKalmanFilter/HCMatrixObject.swift
index d99d301..3eb0c79 100644
--- a/HCKalmanFilter/HCMatrixObject.swift
+++ b/HCKalmanFilter/HCMatrixObject.swift
@@ -46,13 +46,7 @@ class HCMatrixObject
         
         for i in 0..<dim
         {
-            for j in 0..<dim
-            {
-                if i == j
-                {
-                    identityMatrix.matrix[i,j] = 1.0
-                }
-            }
+            identityMatrix.matrix[i,i] = 1.0
         }
         
         return identityMatrix