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Remove pre-scanning the full map-state on map-initialization

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It might take too long on huge maps, and its not absolutely required.
This commit is contained in:
Lukas Rieger (Blue) 2024-08-03 09:45:09 +02:00
parent 974b367128
commit d69da892fa
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GPG Key ID: AA33883B1BBA03E6
4 changed files with 7 additions and 51 deletions
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8
BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/plugin/commands/Commands.java
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@ -969,8 +969,12 @@ public int mapsCommand(CommandContext<S> context) {
lines.add(Text.of(TextColor.GRAY, "\u00A0\u00A0\u00A0World: ",
TextColor.DARK_GRAY, map.getWorld().getId()));
lines.add(Text.of(TextColor.GRAY, "\u00A0\u00A0\u00A0Last Update: ",
TextColor.DARK_GRAY, helper.formatTime(map.getMapTileState().getLastRenderTime() * 1000L)));
int lastRenderTime = map.getMapTileState().getLastRenderTime();
if (lastRenderTime != -1) {
lines.add(Text.of(TextColor.GRAY, "\u00A0\u00A0\u00A0Last Update: ",
TextColor.DARK_GRAY, helper.formatTime(lastRenderTime * 1000L)));
}
if (frozen)
lines.add(Text.of(TextColor.AQUA, TextFormat.ITALIC, "\u00A0\u00A0\u00A0This map is frozen!"));

1
BlueMapCore/src/main/java/de/bluecolored/bluemap/core/map/BmMap.java
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@ -95,7 +95,6 @@ public BmMap(String id, String name, World world, MapStorage storage, ResourcePa
Logger.global.logDebug("Loading render-state for map '" + id + "'");
this.mapTileState = new MapTileState(storage.tileState());
this.mapTileState.load();
this.mapChunkState = new MapChunkState(storage.chunkState());
if (Thread.interrupted()) throw new InterruptedException();

41
BlueMapCore/src/main/java/de/bluecolored/bluemap/core/map/renderstate/MapTileState.java
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@ -24,49 +24,21 @@
*/
package de.bluecolored.bluemap.core.map.renderstate;
import de.bluecolored.bluemap.core.logger.Logger;
import de.bluecolored.bluemap.core.storage.GridStorage;
import de.bluecolored.bluemap.core.util.Grid;
import lombok.Getter;
import java.io.IOException;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.stream.Stream;
public class MapTileState extends CellStorage<TileInfoRegion> {
static final int SHIFT = 5;
public static final Grid GRID = new Grid(1 << SHIFT);
@Getter private int lastRenderTime = -1;
private final Map<TileState, Integer> chunkStateCounts = new ConcurrentHashMap<>();
public MapTileState(GridStorage storage) {
super(storage, TileInfoRegion.class);
}
public synchronized void load() {
lastRenderTime = -1;
chunkStateCounts.clear();
try (Stream<GridStorage.Cell> stream = getStorage().stream()) {
stream.forEach(cell -> {
TileInfoRegion region = cell(cell.getX(), cell.getZ());
lastRenderTime = Math.max(lastRenderTime, region.findLatestRenderTime());
region.populateSummaryMap(chunkStateCounts);
});
} catch (IOException e) {
Logger.global.logError("Failed to load render-state regions", e);
}
}
public synchronized void reset() {
super.reset();
load();
}
public TileInfoRegion.TileInfo get(int x, int z) {
return cell(x >> SHIFT, z >> SHIFT).get(x, z);
}
@ -77,23 +49,12 @@ public synchronized TileInfoRegion.TileInfo set(int x, int z, TileInfoRegion.Til
if (info.getRenderTime() > lastRenderTime)
lastRenderTime = info.getRenderTime();
if (old.getState() != info.getState()) {
chunkStateCounts.merge(old.getState(), -1, Integer::sum);
chunkStateCounts.merge(info.getState(), 1, Integer::sum);
}
return old;
}
public Map<TileState, Integer> getChunkStateCounts() {
return Collections.unmodifiableMap(chunkStateCounts);
}
@Override
protected synchronized TileInfoRegion createNewCell() {
TileInfoRegion region = TileInfoRegion.create();
region.populateSummaryMap(chunkStateCounts);
return region;
return TileInfoRegion.create();
}
}

8
BlueMapCore/src/main/java/de/bluecolored/bluemap/core/map/renderstate/TileInfoRegion.java
View File

@ -37,7 +37,6 @@
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
import java.util.Map;
import java.util.Objects;
import static de.bluecolored.bluemap.core.map.renderstate.MapTileState.SHIFT;
@ -102,13 +101,6 @@ int findLatestRenderTime() {
.orElse(-1);
}
void populateSummaryMap(Map<TileState, Integer> map) {
for (int i = 0; i < TILES_PER_REGION; i++) {
TileState tileState = tileStates[i];
map.merge(tileState, 1, Integer::sum);
}
}
private static int index(int x, int z) {
return (z & REGION_MASK) << SHIFT | (x & REGION_MASK);
}