From 09e47bad3d6b7294c9dd494790c2c5a4bfeff0b0 Mon Sep 17 00:00:00 2001
From: Max Horn
Date: Tue, 1 Jul 2003 15:26:07 +0000
Subject: only adjust gdi._mask if _charset->_hasMask is set to true

svn-id: r8689
---
 scumm/camera.cpp | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

(limited to 'scumm')

diff --git a/scumm/camera.cpp b/scumm/camera.cpp
index 67df602705..ce248ac165 100644
--- a/scumm/camera.cpp
+++ b/scumm/camera.cpp
@@ -337,13 +337,15 @@ void Scumm::cameraMoved() {
 	virtscr[0].xstart = _screenStartStrip << 3;
 #endif
 
-	int dx = camera._cur.x - camera._last.x;
-	int dy = camera._cur.y - camera._last.y;
-	if (dx || dy) {
-		gdi._mask.left -= dx;
-		gdi._mask.right -= dx;
-		gdi._mask.top -= dy;
-		gdi._mask.bottom -= dy;
+	if (_charset->_hasMask) {
+		int dx = camera._cur.x - camera._last.x;
+		int dy = camera._cur.y - camera._last.y;
+		if (dx || dy) {
+			gdi._mask.left -= dx;
+			gdi._mask.right -= dx;
+			gdi._mask.top -= dy;
+			gdi._mask.bottom -= dy;
+		}
 	}
 }
 
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