120 lines
4.0 KiB
Java
120 lines
4.0 KiB
Java
/*
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* This file is part of BlueMap, licensed under the MIT License (MIT).
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*
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* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
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* Copyright (c) contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package de.bluecolored.bluemap.core.map;
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import com.flowpowered.math.vector.Vector2i;
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import de.bluecolored.bluemap.api.debug.DebugDump;
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import java.io.*;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.zip.GZIPInputStream;
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import java.util.zip.GZIPOutputStream;
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@DebugDump
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public class MapRenderState {
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private final Map<Vector2i, Long> regionRenderTimes;
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private transient long latestRenderTime = -1;
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public MapRenderState() {
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regionRenderTimes = new HashMap<>();
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}
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public synchronized void setRenderTime(Vector2i regionPos, long renderTime) {
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regionRenderTimes.put(regionPos, renderTime);
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if (latestRenderTime != -1) {
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if (renderTime > latestRenderTime)
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latestRenderTime = renderTime;
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else
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latestRenderTime = -1;
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}
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}
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public synchronized long getRenderTime(Vector2i regionPos) {
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Long renderTime = regionRenderTimes.get(regionPos);
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if (renderTime == null) return -1;
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else return renderTime;
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}
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public long getLatestRenderTime() {
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if (latestRenderTime == -1) {
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synchronized (this) {
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latestRenderTime = regionRenderTimes.values().stream()
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.mapToLong(Long::longValue)
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.max()
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.orElse(-1);
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}
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}
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return latestRenderTime;
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}
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public synchronized void reset() {
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regionRenderTimes.clear();
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}
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public synchronized void save(OutputStream out) throws IOException {
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try (
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DataOutputStream dOut = new DataOutputStream(new GZIPOutputStream(out))
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) {
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dOut.writeInt(regionRenderTimes.size());
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for (Map.Entry<Vector2i, Long> entry : regionRenderTimes.entrySet()) {
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Vector2i regionPos = entry.getKey();
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long renderTime = entry.getValue();
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dOut.writeInt(regionPos.getX());
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dOut.writeInt(regionPos.getY());
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dOut.writeLong(renderTime);
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}
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dOut.flush();
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}
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}
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public synchronized void load(InputStream in) throws IOException {
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regionRenderTimes.clear();
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try (
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DataInputStream dIn = new DataInputStream(new GZIPInputStream(in))
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) {
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int size = dIn.readInt();
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for (int i = 0; i < size; i++) {
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Vector2i regionPos = new Vector2i(
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dIn.readInt(),
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dIn.readInt()
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);
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long renderTime = dIn.readLong();
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regionRenderTimes.put(regionPos, renderTime);
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}
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} catch (EOFException ignore){} // ignoring a sudden end of stream, since it is save to only read as many as we can
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}
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}
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