From 95eab4131b9d4ad7fcc5eafcae1ec55f05de4a3f Mon Sep 17 00:00:00 2001
From: Stefan Wierda <S.Wierda@fugro.nl>
Date: Sun, 7 Jul 2019 09:51:31 +0200
Subject: [PATCH] Make the MatArrayBase safe for multiple calls of Dispose

---
 source/src/MatArrayBase.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/source/src/MatArrayBase.cpp b/source/src/MatArrayBase.cpp
index be5e4a9..8883f6a 100644
--- a/source/src/MatArrayBase.cpp
+++ b/source/src/MatArrayBase.cpp
@@ -24,10 +24,11 @@ MatArrayBase::MatArrayBase(const Mat& mat)
 MatArrayBase::!MatArrayBase()
 {
   delete this->mat;
-
+  this->mat = nullptr;
   if (this->memoryPressure > 0)
   {
     GC::RemoveMemoryPressure(this->memoryPressure);
+    this->memoryPressure = 0;
   } 
 }