@Override
public BeatmapMeta loadBeatmap(int beatmapid, final long mods, Language lang)
throws SQLException, IOException, UserException {
OsuApiBeatmap beatmap = getBeatmap(beatmapid);
BeatmapWithMods entry = new BeatmapWithMods(beatmapid, mods);
FakePercentageEstimates estimates = database.estimates.get(entry);
if (estimates == null) {
double pp = Math.pow(2, beatmap.getStarDifficulty()) * 8;
if (Mods.DoubleTime.is(mods)) {
pp *= 2.5;
}
if (Mods.HardRock.is(mods)) {
pp *= 1.3;
}
if (Mods.Hidden.is(mods)) {
pp *= 1.1;
}
final double fPp = pp;
estimates = new FakePercentageEstimates(mods, fPp);
}
return new BeatmapMeta(beatmap, null, estimates);
}
public OsuApiBeatmap getBeatmap(int beatmapid) {
Random rand = new Random(beatmapid);
OsuApiBeatmap beatmap = database.beatmaps.get(beatmapid);
if (beatmap == null) {
beatmap = new OsuApiBeatmap();
beatmap.setBeatmapId(beatmapid);
if (setIds.containsKey(beatmapid)) {
beatmap.setSetId(setIds.get(beatmapid));
}
{
// ARTIST
String[] artists = {"Hatsune Miku", "IOSYS", "Nightcore", "DragonForce", "ClariS"};
beatmap.setArtist(artists[beatmapid % artists.length]);
}
beatmap.setTitle("Beatmap " + beatmapid);
{
// VERSION AND DIFFICULTY
String[] versions = {"Easy", "Normal", "Hard", "Hyper", "Insane", "Another", "Extra"};
int diff = beatmapid % versions.length;
beatmap.setVersion(versions[diff]);
beatmap.setStarDifficulty(diff + rand.nextDouble());
beatmap.setTotalLength((int) (30 + Math.pow(rand.nextDouble(), 3) * 600));
beatmap.setApproachRate(5 + Math.min(4, diff) + (int) (rand.nextDouble() + .5));
beatmap.setCircleSize(diff + 1);
beatmap.setBpm(50 * Math.pow(2, diff * .4 + rand.nextDouble()));
}
}
return beatmap;
}
