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IronHorseDS

From GameBrew - a wiki dedicated to Video Game Homebrew.

IronHorseDS
Ironhorseds.png
General
AuthorFredrik Ahlström (FluBBa)
Last Updated2021/05/17
TypeArcade
Version0.3.3
LicenseMixed
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

ironhorseds2.png ironhorseds3.png

ironhorseds4.png ironhorseds5.png

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