From e62817b8252974b8a98393275874ee303840bf13 Mon Sep 17 00:00:00 2001
From: LaG1924 <12997935+LaG1924@users.noreply.github.com>
Date: Fri, 12 May 2017 18:49:50 +0500
Subject: 2017-05-12

---
 PositionI.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'PositionI.cpp')

diff --git a/PositionI.cpp b/PositionI.cpp
index 7180527..b9257a1 100644
--- a/PositionI.cpp
+++ b/PositionI.cpp
@@ -1,3 +1,4 @@
+#include <cmath>
 #include "PositionI.hpp"
 
 PositionI::PositionI(int x, int z, int y) : m_x(x), m_y(y), m_z(z) {
@@ -76,3 +77,15 @@ bool PositionI::operator<=(const PositionI &rhs) const {
 bool PositionI::operator>=(const PositionI &rhs) const {
     return !(*this < rhs);
 }
+
+PositionI PositionI::operator-(const PositionI &other) const {
+    return PositionI(
+            m_x - other.m_x,
+            m_z - other.m_z,
+            m_y - other.m_y
+    );
+}
+
+double PositionI::GetDistance() {
+    return (std::sqrt(std::pow(m_x, 2) + std::pow(m_y, 2) + std::pow(m_z, 2)));
+}
-- 
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