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GreenBeretDS

From GameBrew - a wiki dedicated to Video Game Homebrew.

GreenBeretDS
Greenberetds.png
General
Author(s)Fredrik Olsson (FluBBa)
TypeArcade Emulator
Version0.3
LicenceMixed
Links
Download
Website
Source
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GreenBeretDS is a Green Beret, Rush'n Attack & Mr. Goemon - Arcade emulator for the NDS.

Installation

Download and extract file.

DLDI patch .nds file and copy it to the root directory of the card.

Put gberet.zip, rushatck.zip and/or mrgoemon.zip (filenames are taken from MAME 0.94) into a folder named gberet in either the root of your flash card or in the data folder.

User guide

Menu

File:

  • Load Game - Select a game to load (Green Beret bootleg doesn't work).
  • 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 if you want autofire.
  • Controller - 2P start a 2 player game.
  • Swap A/B - Swap which GBA button is mapped to which arcade button.

Display:

  • Display - Here you can select if you want scaled or unscaled screenmode.
  • Unscaled mode - L & R buttons scroll the screen up and down.
  • Scaling - Here you can select if you want flicker or barebones lineskip.
  • Gamma - Lets you change the gamma ("brightness").
  • Disable background - Turn on/off background rendering.
  • Disable sprites - Turn on/off sprite rendering.

Dipswitches:

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

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 this in the future).
    • 50% - Game runs at half speed.
  • FPS_Meter - Doesn't work.
  • Autosleep - Doesn't work.
  • Autoload state - Toggle Savestate autoloading.
    • Automagically load the savestate associated with the selected game.
  • Autopause game - Toggle if the game should pause when opening the menu.
  • Powersave 2nd screen - Toggle if the menu screen should be turned off when closing the menu.

Controls

Can be controlled with Stylus.

L+R - Open menu

D-Pad - Navigate menu

A - Select option

B - Go back

R/L - Select between tabs

Screenshots

Greenberetds2.png

Known issues

It has bugs in the sprite rendering, no tile priority, and no screenflip support.

Changelog

V0.3 2009-05-23

  • Fixed parsin of some zip files.

V0.2 2009-05-13

  • Added GUI including touch support.
  • Added support for "Rush n' Attack" & "Mr. Goemon".
  • Added support for (compressed) zip files.
  • Added savestates.
  • Added option for unscaled screen.
  • Added optional powersave for 2nd screen.
  • Added gamma correction.
  • Fixed scaling.

V0.1 2009-04-30

  • Initial release, plays Green Beret with sound.

Credits

Loopy for the PocketNES.

Dwedit for help and inspiration with a lot of things.

Reesy for help with the Z80 emu core.

Nicola Salmoria, for the MAME driver.

More MAME people + Maxim for the SN76496 info.