(svn r5046) - Implement smooth horizontal depot scrolling by setting up a clipping area to draw the train image. This fixes a couple of usability issues when shorter wagons are used in the depot; shorter wagons scrolled at a different speed, and not all wagons were visible sometimes.

/* $Id$ */

#ifndef THREAD_H
#define THREAD_H

typedef struct Thread Thread;

typedef void* (*ThreadFunc)(void*);

Thread* OTTDCreateThread(ThreadFunc, void*);
void*   OTTDJoinThread(Thread*);

#endif /* THREAD_H */