From bf98bcca010613957ac0630e3ff715a738d7a819 Mon Sep 17 00:00:00 2001
From: Nipun Garg
Date: Fri, 21 Jun 2019 21:25:40 +0530
Subject: HDB: Add removeFirstWaypoint()

---
 engines/hdb/ai-waypoint.cpp | 15 +++++++++++++++
 engines/hdb/ai.h            |  1 +
 2 files changed, 16 insertions(+)

diff --git a/engines/hdb/ai-waypoint.cpp b/engines/hdb/ai-waypoint.cpp
index 3887b972b8..ee053ed6a4 100644
--- a/engines/hdb/ai-waypoint.cpp
+++ b/engines/hdb/ai-waypoint.cpp
@@ -24,6 +24,21 @@
 
 namespace HDB {
 
+void AI::removeFirstWaypoint() {
+	if (!_numWaypoints)
+		return;
+
+	int i;
+	for (i = 0;i < _numWaypoints;i++) {
+		_waypoints[i] = _waypoints[i + 1];
+	}
+
+	_waypoints[i].x = 0;
+	_waypoints[i].y = 0;
+	_waypoints[i].level = 0;
+	_numWaypoints--;
+}
+
 void AI::clearWaypoints() {
 	memset(&_waypoints[0], 0, sizeof(_waypoints));
 	_numWaypoints = 0;
diff --git a/engines/hdb/ai.h b/engines/hdb/ai.h
index a9b1b8601e..67db4bbcbe 100644
--- a/engines/hdb/ai.h
+++ b/engines/hdb/ai.h
@@ -664,6 +664,7 @@ public:
 
 	// Waypoint & Movement Functions
 	void lookAtXY(int x, int y);
+	void removeFirstWaypoint();
 	void clearWaypoints();
 	Tile *getStandFrameDir(AIEntity *e);
 
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