From 8d57880c51f29374a745c2060260fd222a26afe4 Mon Sep 17 00:00:00 2001
From: richiesams
Date: Wed, 14 Aug 2013 10:43:37 -0500
Subject: ZVISION: Clip coords outside the working window

---
 engines/zvision/render_table.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'engines')

diff --git a/engines/zvision/render_table.cpp b/engines/zvision/render_table.cpp
index ba506b1206..aab4735d81 100644
--- a/engines/zvision/render_table.cpp
+++ b/engines/zvision/render_table.cpp
@@ -61,6 +61,13 @@ void RenderTable::setRenderState(RenderState newState) {
 }
 
 const Common::Point RenderTable::convertWarpedCoordToFlatCoord(const Common::Point &point) {
+	// If we're outside the range of the RenderTable, no warping is happening. Return the maximum image coords
+	if (point.x >= _numColumns || point.y >= _numRows) {
+		int16 x = CLIP<int16>(point.x, 0, _numColumns);
+		int16 y = CLIP<int16>(point.y, 0, _numRows);
+		return Common::Point(x, y);
+	}
+
 	uint32 index = point.y * _numColumns + point.x;
 
 	Common::Point newPoint(point);
-- 
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