Program Development History
December 19, 2004 ver 1.52

> - Improved the performance of 3D rendering.

December 01, 2004 ver 1.51

> - Improved the wheel is able to rotate while the train is running.

May 22, 2004 ver 1.50

> - Added more levels of elevated track layer.
> - Added three types of bridge stand.
> - Added a new sample layout.

March 8, 2004 ver 1.40

> - Added lights to some trains and buildings.
> - Fixed a bug that it didn't restore direction of the switch when the document is loaded.
> - Fixed a bug that it didn't save the state of coupling of trains.
> - Fixed a bug that caused application to hang when a train is put on the end of the track which breaks halfway.

January 16, 2004 ver 1.30

> - Added two types of a monorail.
> - Added a speedometer at a cab of a locomotive.

November 29, 2003 ver 1.20

> - Added a road and a car.
> - Added a new locomotive.
> - Added a new sample layout.

November 11, 2003 ver 1.10

> - Added a diagonal straight track item.
> - Modified control items for Mac OSX 10.3.
> - Added a new sample layout.
> - Improved in moving viewpoint at walkthrough mode.
> - Improved in generating polygons of a tunnel.
> - Fixed a bug where if a track items is on the edge of 3D window, it disappears from 3D view.

September 22, 2003 ver 1.02

> - Added a function making it is possible to expand and contract the layout size in any direction.
> - Fixed a bug where it didn't work well coupling trains.

May 17, 2003 ver 1.01

> - Updated the manual.
> - Added a function making it is possible to generate a signal and a switch automatically when a item of track is merged with another one.
> - Fixed a bug where the train runs in an unusual manner on some pattens of track with complex lines.
> - Fixed a bug that caused application to crash when a train is reversed.
> - Fixed a bug where an ask save alert doesn't appear when a document was closed the document even though it was changed.
> - Fixed a bug where the application started without loading a doubled clicked document.
> - Fixed some minor bugs.

May 03, 2003 ver 1.00

> - New 3D view added, chasing train view.
> - Improved the performance while editing a large layout.
> - Improved rendering 3D views when there are mountains.
> - Fixed a bug that sound was frequently interrupted when running on OS 9.x.
> - Fixed a bug in water drawing immediately after change layout size.

April 05, 2003 ver 0.97

> - First version in English.