From 4b22e57b3329f14fa834babf6ad101868ca859ae Mon Sep 17 00:00:00 2001
From: smatz <smatz@openttd.org>
Date: Sat, 15 Dec 2007 16:11:29 +0000
Subject: [PATCH] (svn r11637) -Fix: mark viewports dirty when removing visible
 vehicle chain

---
 src/vehicle.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/vehicle.cpp b/src/vehicle.cpp
index 693b2e2696..63ffc09274 100644
--- a/src/vehicle.cpp
+++ b/src/vehicle.cpp
@@ -606,6 +606,11 @@ void DeleteVehicleChain(Vehicle *v)
 
 	do {
 		Vehicle *u = v;
+		if (!(v->vehstatus & VS_HIDDEN)) {
+			/* sometimes, eg. for disaster vehicles, when company bankrupts, when removing crashed/flooded vehicles,
+			 * it may happen that vehicle chain is deleted when visible */
+			MarkAllViewportsDirty(v->left_coord, v->top_coord, v->right_coord + 1, v->bottom_coord + 1);
+		}
 		v = v->Next();
 		delete u;
 	} while (v != NULL);