From d6852227e8bf0b028883929718174ecc9d04e9a0 Mon Sep 17 00:00:00 2001
From: Nipun Garg
Date: Thu, 20 Jun 2019 17:34:22 +0530
Subject: HDB: Add Waypoint data

Addition includes constants, structs and member
variables
---
 engines/hdb/ai-init.cpp | 4 ++++
 engines/hdb/ai.h        | 9 +++++++++
 2 files changed, 13 insertions(+)

diff --git a/engines/hdb/ai-init.cpp b/engines/hdb/ai-init.cpp
index b7f7a485f8..812b51043f 100644
--- a/engines/hdb/ai-init.cpp
+++ b/engines/hdb/ai-init.cpp
@@ -704,5 +704,9 @@ void AI::restartSystem() {
 
 	// Clear Cinematic System
 	_cineActive = _cameraLock = _playerLock = _cineAborted = false;
+
+	// Clear waypoints
+	memset(&_waypoints[0], 0, sizeof(_waypoints));
+	_numWaypoints = 0;
 }
 } // End of Namespace
diff --git a/engines/hdb/ai.h b/engines/hdb/ai.h
index 1c6de5ff24..9d0a428709 100644
--- a/engines/hdb/ai.h
+++ b/engines/hdb/ai.h
@@ -32,6 +32,7 @@ enum {
 	kMaxDeathFrames = 12,
 	kMaxInventory = 10,
 	kMaxDeliveries = 5,
+	kMaxWaypoints = 10,
 	kPlayerMoveSpeed = 4,
 	kEnemyMoveSpeed = 2,
 	kPushMoveSpeed = (kPlayerMoveSpeed >> 1)
@@ -423,6 +424,10 @@ struct InvEnt {
 	AIEntity ent;
 };
 
+struct Waypoint {
+	int x, y, level;
+};
+
 struct CineCommand {
 	CineType cmdType;
 	double x, y;
@@ -622,6 +627,10 @@ private:
 	InvEnt _inventory[kMaxInventory];
 	int _numInventory;
 
+	Waypoint _waypoints[kMaxWaypoints];
+	int _numWaypoints;
+	Tile *_waypointGfx[4]; // Animating waypoint gfx
+
 	// Cinematics Variables
 	bool _cineAbortable;
 	bool _cineAborted;
-- 
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