(svn r2105) -Codechange: Added a cache for the first vehicle of a chain to increase performance, especially with many long trains

1 files changed, 1 insertions, 0 deletions

diff --git a/vehicle.h b/vehicle.h
index 2eb585c66..5e822aa6c 100644
--- a/vehicle.h
+++ b/vehicle.h
@@ -97,6 +97,7 @@ struct Vehicle {
 	uint16 index;			// NOSAVE: Index in vehicle array
 
 	Vehicle *next;		// next
+	Vehicle *first;   // NOSAVE: pointer to the first vehicle in the chain
 
 	StringID string_id; // Displayed string