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Jeffrey Han 70c70fd812 Implemented an internal beatmap downloader (using Bloodcat).
The downloads menu can be accessed through the button on the right side of the main menu.  The downloader supports searching and concurrent downloads (NOTE: this is limited by the download server!).  Double-click any search result to begin downloading it to the SongPacks directory; cancel the download by hitting the red 'x' in the upper-right corner.  A confirmation will appear if trying to quit opsu! while downloads are running.

New classes:
- Download: represents an individual download from a remote address to a local path, and provides status and progress information; downloads files using Java NIO.
- DownloadNode: holds a Download object as well as additional beatmap fields, and handles drawing.
- DownloadList: manages the current list of downloads.
- DownloadsMenu: game state controller.
- DownloadServer: interface for a beatmap download server.
- BloodcatServer: implements DownloadServer using Bloodcat.
- ReadableByteChannelWrapper: wrapper for ReadableByteChannel that tracks progress.

Added images:
- "downloads" image by @kouyang.
- "search-background" image from "Minimalist Miku" skin (listed in credits).
- "delete" icon by Visual Pharm (https://www.iconfinder.com/icons/27842/) under CC BY-ND 3.0.

Other changes:
- Added up/down/left/right Expand directions to MenuButton class.
- Removed width/height parameters from OsuParser (leftovers).

Signed-off-by: Jeffrey Han <itdelatrisu@gmail.com>
2015-02-01 02:10:17 -05:00
res Implemented an internal beatmap downloader (using Bloodcat). 2015-02-01 02:10:17 -05:00
src/itdelatrisu/opsu Implemented an internal beatmap downloader (using Bloodcat). 2015-02-01 02:10:17 -05:00
tools Automated the fat jar creation process. 2015-01-12 21:05:58 -05:00
.gitignore Save game scores to an SQLite database. [Incomplete!] 2015-01-28 03:47:24 -05:00
CREDITS.md Implemented skinnable theme songs. 2014-12-20 18:17:04 -05:00
LICENSE Initial commit. 2014-06-29 22:17:04 -04:00
pom.xml Implemented an internal beatmap downloader (using Bloodcat). 2015-02-01 02:10:17 -05:00
README.md Implemented an internal beatmap downloader (using Bloodcat). 2015-02-01 02:10:17 -05:00

opsu!

opsu! is an unofficial open-source client for osu!, a rhythm game based on popular commercial games such as Ouendan and Elite Beat Agents.

opsu! is written in Java using Slick2D and LWJGL, wrappers around the OpenGL and OpenAL libraries.

Getting Started

Precompiled binaries for opsu! can be found on the releases page, with the latest builds at the top.

Java Setup

The Java Runtime Environment (JRE) must be installed in order to run opsu!. The download page is located here.

Beatmaps

opsu! requires beatmaps to run, which are available for download on the osu! website and mirror sites such as osu!Mirror or Bloodcat. Beatmaps can also be downloaded directly through opsu! in the downloads menu.

If osu! is already installed, this application will attempt to load songs directly from the osu! program folder. Otherwise, place songs in the generated Songs folder or set the BeatmapDirectory value in the generated configuration file to the path of the root song directory.

Note that beatmaps are typically delivered as OSZ files. These can be extracted with any ZIP tool, and opsu! will automatically extract them into the songs folder if placed in the SongPacks directory.

First Run

The Music Offset value will likely need to be adjusted when playing for the first time, or whenever hit objects are out of sync with the music. This and other game options can be accessed by clicking the wrench icon in the song menu.

Building

opsu! is distributed as a Maven project.

  • To run the project, execute the Maven goal compile exec:exec.
  • To create a single executable JAR file, execute the Maven goal install -Djar. This will link the LWJGL native libraries using a modified version of JarSplice, which is included in the tools directory in both its original and modified forms. The resulting file will be located in target/opsu-${version}-runnable.jar.

Credits

This software was created by Jeffrey Han (@itdelatrisu). All game concepts and designs are based on work by osu! developer Dean Herbert. Other credits can be found here.

License

This software is licensed under GNU GPL version 3. You can find the full text of the license here.