From 5903639f362b46736860060fb8828dbd497a7c0d Mon Sep 17 00:00:00 2001
From: BoyC <boyc@conspiracy.hu>
Date: Sat, 9 Apr 2022 19:01:39 +0200
Subject: [PATCH] clear undo buffer on map change

---
 BuildCount.h | 2 +-
 GW2TacO.cpp  | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/BuildCount.h b/BuildCount.h
index 225dd26..76a693d 100644
--- a/BuildCount.h
+++ b/BuildCount.h
@@ -2,7 +2,7 @@
 //Automatically generated build count file. DO NOT EDIT MANUALLY!
 
 #define BUILD_COUNT_ANUBIS 91
-#define BUILD_COUNT_DESKTOP_EDTCHAL 3595
+#define BUILD_COUNT_DESKTOP_EDTCHAL 3596
 
 #define RELEASE_COUNT_ANUBIS 0
 #define RELEASE_COUNT_DESKTOP_EDTCHAL 62
diff --git a/GW2TacO.cpp b/GW2TacO.cpp
index 84c158a..7f9bef5 100644
--- a/GW2TacO.cpp
+++ b/GW2TacO.cpp
@@ -29,6 +29,7 @@
 #include <imm.h>
 #include "ThirdParty/BugSplat/inc/BugSplat.h"
 #include "MarkerPack.h"
+#include "MarkerEditor.h"
 
 #define MINIZ_HEADER_FILE_ONLY
 #include "Bedrock/UtilLib/miniz.c"
@@ -763,8 +764,14 @@ INT WINAPI WinMain( _In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance,
 #endif
 
     LoadQueuedMarkerPacks();
+
+    int lastMumbleMap = mumbleLink.mapID;
+
     WaitForMumble( frameThrottling );
 
+    if ( lastMumbleMap != mumbleLink.mapID )
+      MarkerDOM::ResetUndoBuffer();
+
     if ( !App->DeviceOK() )
     {
       LOG_ERR( "[GW2TacO] Device fail" );