From 9f33f2b3df22a26314dbb74173f49bc930c7a1f9 Mon Sep 17 00:00:00 2001
From: Colin Snover
Date: Wed, 19 Jul 2017 21:13:47 -0500
Subject: SCI32: Don't warp the mouse when it doesn't need to be warped

---
 engines/sci/graphics/cursor32.cpp | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/engines/sci/graphics/cursor32.cpp b/engines/sci/graphics/cursor32.cpp
index fc853bbfd6..c626487970 100644
--- a/engines/sci/graphics/cursor32.cpp
+++ b/engines/sci/graphics/cursor32.cpp
@@ -151,20 +151,28 @@ void GfxCursor32::setRestrictedArea(const Common::Rect &rect) {
 
 	mulru(_restrictedArea, Ratio(screenWidth, scriptWidth), Ratio(screenHeight, scriptHeight), 0);
 
+	bool restricted = false;
+
 	if (_position.x < rect.left) {
 		_position.x = rect.left;
+		restricted = true;
 	}
 	if (_position.x >= rect.right) {
 		_position.x = rect.right - 1;
+		restricted = true;
 	}
 	if (_position.y < rect.top) {
 		_position.y = rect.top;
+		restricted = true;
 	}
 	if (_position.y >= rect.bottom) {
 		_position.y = rect.bottom - 1;
+		restricted = true;
 	}
 
-	g_system->warpMouse(_position.x, _position.y);
+	if (restricted) {
+		g_system->warpMouse(_position.x, _position.y);
+	}
 }
 
 void GfxCursor32::clearRestrictedArea() {
@@ -367,22 +375,31 @@ void GfxCursor32::donePainting() {
 }
 
 void GfxCursor32::deviceMoved(Common::Point &position) {
+	bool restricted = false;
+
 	if (position.x < _restrictedArea.left) {
 		position.x = _restrictedArea.left;
+		restricted = true;
 	}
 	if (position.x >= _restrictedArea.right) {
 		position.x = _restrictedArea.right - 1;
+		restricted = true;
 	}
 	if (position.y < _restrictedArea.top) {
 		position.y = _restrictedArea.top;
+		restricted = true;
 	}
 	if (position.y >= _restrictedArea.bottom) {
 		position.y = _restrictedArea.bottom - 1;
+		restricted = true;
 	}
 
 	_position = position;
 
-	g_system->warpMouse(position.x, position.y);
+	if (restricted) {
+		g_system->warpMouse(position.x, position.y);
+	}
+
 	move();
 }
 
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