From 595b520f4aaff697b62d049928763eafab29f3c0 Mon Sep 17 00:00:00 2001
From: Nipun Garg
Date: Tue, 25 Jun 2019 02:04:53 +0530
Subject: HDB: Add checkEntOnScreen() and checkXYOnScreen()

---
 engines/hdb/map-loader.cpp | 8 ++++++++
 engines/hdb/map-loader.h   | 2 ++
 2 files changed, 10 insertions(+)

(limited to 'engines')

diff --git a/engines/hdb/map-loader.cpp b/engines/hdb/map-loader.cpp
index c8a31f5364..04a5ee6c2f 100644
--- a/engines/hdb/map-loader.cpp
+++ b/engines/hdb/map-loader.cpp
@@ -942,6 +942,14 @@ void Map::centerMapXY(int x, int y) {
 	setMapXY(x, y);
 }
 
+bool Map::checkEntOnScreen(AIEntity *e) {
+	return ((e->x > _mapX - 32) && (e->x < _mapX + kScreenXTiles * kTileWidth) && (e->y > _mapY - 32) && (e->y < kScreenYTiles * kTileHeight));
+}
+
+bool Map::checkXYOnScreen(int x, int y) {
+	return ((x > _mapX - 32) && (x < _mapX + kScreenXTiles * kTileWidth) && (y > _mapY - 32) && (y < kScreenYTiles * kTileHeight));
+}
+
 bool Map::checkOneTileExistInRange(int tileIndex, int count) {
 	for (int i = 0; i < _width*_height; i++) {
 		if (_background[i] >= tileIndex && _background[i] < tileIndex + count)
diff --git a/engines/hdb/map-loader.h b/engines/hdb/map-loader.h
index 69c82a8ee5..f94c2a77a2 100644
--- a/engines/hdb/map-loader.h
+++ b/engines/hdb/map-loader.h
@@ -101,6 +101,8 @@ public:
 	void getMapXY(int *x, int *y);
 	void setMapXY(int x, int y);
 	void centerMapXY(int x, int y);
+	bool checkEntOnScreen(AIEntity *);
+	bool checkXYOnScreen(int x, int y);
 
 	// Check if one of the tiles in a range exists in the map on either layer
 	bool checkOneTileExistInRange(int tileIndex, int count);
-- 
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