IronHorseDS

IronHorseDS
General
Author	Fredrik Ahlström (FluBBa)
Type	Arcade
Version	0.3.3
License	Mixed
Last Updated	2021/05/17
Links
Download
Website
Source

This is a Iron Horse (& Scooter Shooter) - Arcade emulator for the NDS.

Installation

DLDI patch the emulator for your flashcard.

Create a folder named acds in either the root of your flash card or in the data folder.

Put ironhors.zip into a folder where you have arcade roms.

User guide

When the emulator starts, it will try to load Iron Horse automatically on startup.

Menu

File:

• Load Game - Choose a game to load.
• Load State - Load a previously saved state for the currently running game.
• Save State - Save a state for the current game.
• Save Settings - Save the current settings.
• Reset Game - Reset the currently running game.

Options

Controller:

• Autofire - Select to enable autofire.
• Controller - 2P start a 2 player game.
• Swap A/B - Swap which NDS button is mapped to which arcade button.

Display:

• Display - Scaled or unscaled screenmode (L/R to scroll screen up/down).
• Scaling - Flicker or barebones lineskip.
• Gamma - Adjust gamma (brightness).
• Disable Foreground - Turn on/off foreground rendering.
• Disable Background - Turn on/off background rendering.
• Disable Sprites - Turn on/off sprite rendering.

Settings:

• Speed - Switch between speed modes.
  • Normal - Game runs at it's normal speed.
  • 200% - Game runs at double speed.
  • Max - Game runs at 4 times normal speed (might change in the future).
  • 50% - Game runs at half speed.
• Autoload State - Toggle Savestate autoloading.
• Autosave Settings - Save settings when leaving menu if any changes are made.
• Autopause Game - Toggle if the game should pause when opening the menu.
• Powersave 2nd Screen - If graphics/light should be turned off for the GUI screen when menu is not active.
• Emulator on Bottom - Select if top or bottom screen should be used for emulator, when menu is active emulator screen is always on top.
• Debug Output - Show an FPS meter for now.
• Autosleep - Does not work.

Dipswitches:

• Lot of settings for the actual arcade game, difficulty/lives etc.

Controls

Menu:

L+R or Touchscreen - Open up menu

D-Pad or Touchscreen - Navigate menus

A or Double tap - Select an option

B or Top of the screen - Go back

R/L or Touchscreen - Switch between tabs

In game:

Select - Insert coin

Start - Start

D-Pad - Move character

A - Attack

B - Jump

Screenshots

Compatibility

Tested on iDeaS emulator.

Known issues

It has no tile priority support and no rotation, which do not really affect gameplay.

Changelog

V0.3.3 2021/05/17

• Added basic sound emulation.
• Added Scooter Shooter.

V0.3.1 2021/03/27

• Added all games.

V0.3.0 2021/03/23

• Added load/save state.

V0.2.2 2020/06/08

• Added support for flipped sprites.

V0.2.1 2018/07/28

• Fixed unscaled mode a bit.
• Code clean up.

V0.2.0 2018/04/20

• Load roms from disc.

V0.1.0 2016/08/27

• Initial release, plays Iron Horse.

V0.0.0 2016/08/17

• Started coding.

Credits

Huge thanks to Loopy for the incredible PocketNES, without it this emu would probably never have been made.

Thanks to:

• Dwedit for help and inspiration with a lot of things.
• Mirko Buffoni and MAME team for MAME driver.

External links

• GitHub - http://www.github.com/FluBBaOfWard
• GBAtemp - https://gbatemp.net/download/ironhorseds.37041