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parse beatmap timing points when main menu wants it :>

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This commit is contained in:
yugecin 2016-11-13 02:38:37 +01:00
parent 11f0b8ddfb
commit cd54352865
2 changed files with 61 additions and 9 deletions
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67
src/itdelatrisu/opsu/beatmap/BeatmapParser.java
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@ -24,15 +24,7 @@ import itdelatrisu.opsu.Utils;
import itdelatrisu.opsu.db.BeatmapDB;
import itdelatrisu.opsu.io.MD5InputStreamWrapper;
import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.*;
import java.security.NoSuchAlgorithmException;
import java.util.ArrayList;
import java.util.Collections;
@ -212,6 +204,63 @@ public class BeatmapParser {
return lastNode;
}
public static void parseOnlyTimingPoints(Beatmap map) {
if (map == null || map.getFile() == null || !map.getFile().exists()) {
return;
}
if (map.timingPoints == null) {
map.timingPoints = new ArrayList<TimingPoint>();
}
try (
InputStream bis = new BufferedInputStream(new FileInputStream(map.getFile()));
MD5InputStreamWrapper md5stream = (!hasNoMD5Algorithm) ? new MD5InputStreamWrapper(bis) : null;
BufferedReader in = new BufferedReader(new InputStreamReader((md5stream != null) ? md5stream : bis, "UTF-8"));
) {
String line;
boolean found = false;
while((line = in.readLine()) != null) {
line = line.trim();
if(!isValidLine(line)) {
continue;
}
if ("[TimingPoints]".equals(line)) {
found = true;
continue;
}
if (found) {
if (line.startsWith("[")) {
break;
}
parseSectionTimingPoints(map, line);
}
}
map.timingPoints.trimToSize();
} catch (IOException e) {
ErrorHandler.error(String.format("Failed to read file '%s'.", map.getFile().getAbsolutePath()), e, false);
} catch (NoSuchAlgorithmException e) {
ErrorHandler.error("Failed to get MD5 hash stream.", e, true);
// retry without MD5
hasNoMD5Algorithm = true;
parseOnlyTimingPoints(map);
}
}
private static void parseSectionTimingPoints(Beatmap beatmap, String line) {
TimingPoint timingPoint = new TimingPoint(line);
if(!timingPoint.isInherited()) {
int bpm = Math.round(60000 / timingPoint.getBeatLength());
if( beatmap.bpmMin == 0 ) {
beatmap.bpmMin = beatmap.bpmMax = bpm;
} else if( bpm < beatmap.bpmMin ) {
beatmap.bpmMin = bpm;
} else if( bpm > beatmap.bpmMax ) {
beatmap.bpmMax = bpm;
}
}
beatmap.timingPoints.add(timingPoint);
}
/**
* Parses a beatmap.
* @param file the file to parse

3
src/itdelatrisu/opsu/states/SongMenu.java
View File

@ -1391,6 +1391,9 @@ public class SongMenu extends BasicGameState {
focusNode = BeatmapSetList.get().getNode(node, beatmapIndex);
Beatmap beatmap = focusNode.getSelectedBeatmap();
if (beatmap.timingPoints == null) {
BeatmapParser.parseOnlyTimingPoints(beatmap);
}
MusicController.play(beatmap, false, preview);
// load scores