From a6b9acb7af7ac7b8dd184ee33ced425b616b9744 Mon Sep 17 00:00:00 2001
From: paramat <paramat@users.noreply.github.com>
Date: Fri, 2 Mar 2018 13:39:39 +0000
Subject: Generate Notifier: Clear events once after all 'on generated'
 functions

---
 src/emerge.cpp |  6 ++++++
 src/mapgen.cpp | 10 ++++++----
 src/mapgen.h   |  4 ++--
 3 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/src/emerge.cpp b/src/emerge.cpp
index d24971e44..f7f6ff603 100644
--- a/src/emerge.cpp
+++ b/src/emerge.cpp
@@ -570,6 +570,12 @@ MapBlock *EmergeThread::finishGen(v3s16 pos, BlockMakeData *bmdata,
 		m_server->setAsyncFatalError("Lua: finishGen" + std::string(e.what()));
 	}
 
+	/*
+		Clear generate notifier events
+	*/
+	Mapgen *mg = m_emerge->getCurrentMapgen();
+	mg->gennotify.clearEvents();
+
 	EMERGE_DBG_OUT("ended up with: " << analyze_block(block));
 
 	/*
diff --git a/src/mapgen.cpp b/src/mapgen.cpp
index cb0100722..6fe2906bb 100644
--- a/src/mapgen.cpp
+++ b/src/mapgen.cpp
@@ -982,8 +982,7 @@ bool GenerateNotifier::addEvent(GenNotifyType type, v3s16 pos, u32 id)
 
 
 void GenerateNotifier::getEvents(
-	std::map<std::string, std::vector<v3s16> > &event_map,
-	bool peek_events)
+	std::map<std::string, std::vector<v3s16> > &event_map)
 {
 	std::list<GenNotifyEvent>::iterator it;
 
@@ -995,9 +994,12 @@ void GenerateNotifier::getEvents(
 
 		event_map[name].push_back(gn.pos);
 	}
+}
+
 
-	if (!peek_events)
-		m_notify_events.clear();
+void GenerateNotifier::clearEvents()
+{
+	m_notify_events.clear();
 }
 
 
diff --git a/src/mapgen.h b/src/mapgen.h
index d1845d598..4e0d75b39 100644
--- a/src/mapgen.h
+++ b/src/mapgen.h
@@ -101,8 +101,8 @@ public:
 	void setNotifyOnDecoIds(std::set<u32> *notify_on_deco_ids);
 
 	bool addEvent(GenNotifyType type, v3s16 pos, u32 id=0);
-	void getEvents(std::map<std::string, std::vector<v3s16> > &event_map,
-		bool peek_events=false);
+	void getEvents(std::map<std::string, std::vector<v3s16> > &event_map);
+	void clearEvents();
 
 private:
 	u32 m_notify_on;
-- 
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