/*
* This file is part of LanternServer, licensed under the MIT License (MIT).
*
* Copyright (c) LanternPowered <https://www.lanternpowered.org>
* Copyright (c) SpongePowered <https://www.spongepowered.org>
* Copyright (c) contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the Software), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.lanternpowered.server.world.extent.worker;
import static com.google.common.base.Preconditions.checkArgument;
import com.flowpowered.math.vector.Vector3i;
import org.spongepowered.api.world.biome.BiomeType;
import org.spongepowered.api.world.extent.BiomeVolume;
import org.spongepowered.api.world.extent.MutableBiomeVolume;
import org.spongepowered.api.world.extent.UnmodifiableBiomeVolume;
import org.spongepowered.api.world.extent.worker.BiomeVolumeWorker;
import org.spongepowered.api.world.extent.worker.procedure.BiomeVolumeMapper;
import org.spongepowered.api.world.extent.worker.procedure.BiomeVolumeMerger;
import org.spongepowered.api.world.extent.worker.procedure.BiomeVolumeReducer;
import org.spongepowered.api.world.extent.worker.procedure.BiomeVolumeVisitor;
import java.util.function.BiFunction;
public class LanternBiomeVolumeWorker<V extends BiomeVolume> implements BiomeVolumeWorker<V> {
protected final V volume;
public LanternBiomeVolumeWorker(V volume) {
this.volume = volume;
}
@Override
public V getVolume() {
return this.volume;
}
@Override
public void map(BiomeVolumeMapper mapper, MutableBiomeVolume destination) {
final Vector3i offset = align(destination);
final int xOffset = offset.getX();
final int yOffset = offset.getY();
final int zOffset = offset.getZ();
final UnmodifiableBiomeVolume unmodifiableArea = this.volume.getUnmodifiableBiomeView();
final int xMin = unmodifiableArea.getBiomeMin().getX();
final int yMin = unmodifiableArea.getBiomeMin().getY();
final int zMin = unmodifiableArea.getBiomeMin().getZ();
final int xMax = unmodifiableArea.getBiomeMax().getX();
final int yMax = unmodifiableArea.getBiomeMax().getY();
final int zMax = unmodifiableArea.getBiomeMax().getZ();
for (int z = zMin; z <= zMax; z++) {
for (int y = yMin; y <= yMax; y++) {
for (int x = xMin; x <= xMax; x++) {
final BiomeType biome = mapper.map(unmodifiableArea, x, y, z);
destination.setBiome(x + xOffset, y + yOffset, z + zOffset, biome);
}
}
}
}
@Override
public void merge(BiomeVolume second, BiomeVolumeMerger merger, MutableBiomeVolume destination) {
final Vector3i offsetSecond = align(second);
final int xOffsetSecond = offsetSecond.getX();
final int yOffsetSecond = offsetSecond.getY();
final int zOffsetSecond = offsetSecond.getZ();
final Vector3i offsetDestination = align(destination);
final int xOffsetDestination = offsetDestination.getX();
final int yOffsetDestination = offsetDestination.getY();
final int zOffsetDestination = offsetDestination.getZ();
final UnmodifiableBiomeVolume firstUnmodifiableArea = this.volume.getUnmodifiableBiomeView();
final int xMin = firstUnmodifiableArea.getBiomeMin().getX();
final int yMin = firstUnmodifiableArea.getBiomeMin().getY();
final int zMin = firstUnmodifiableArea.getBiomeMin().getZ();
final int xMax = firstUnmodifiableArea.getBiomeMax().getX();
final int yMax = firstUnmodifiableArea.getBiomeMax().getY();
final int zMax = firstUnmodifiableArea.getBiomeMax().getZ();
final UnmodifiableBiomeVolume secondUnmodifiableArea = second.getUnmodifiableBiomeView();
for (int z = zMin; z <= zMax; z++) {
for (int y = yMin; y <= yMax; y++) {
for (int x = xMin; x <= xMax; x++) {
final BiomeType biome = merger.merge(firstUnmodifiableArea, x, y, z, secondUnmodifiableArea, x + xOffsetSecond, y + yOffsetSecond,
z + zOffsetSecond);
destination.setBiome(x + xOffsetDestination, y + yOffsetDestination, z + zOffsetDestination, biome);
}
}
}
}
@Override
public void iterate(BiomeVolumeVisitor<V> visitor) {
final int xMin = this.volume.getBiomeMin().getX();
final int yMin = this.volume.getBiomeMin().getY();
final int zMin = this.volume.getBiomeMin().getZ();
final int xMax = this.volume.getBiomeMax().getX();
final int yMax = this.volume.getBiomeMax().getY();
final int zMax = this.volume.getBiomeMax().getZ();
for (int z = zMin; z <= zMax; z++) {
for (int y = yMin; y <= yMax; y++) {
for (int x = xMin; x <= xMax; x++) {
visitor.visit(this.volume, x, y, z);
}
}
}
}
@Override
public <T> T reduce(BiomeVolumeReducer<T> reducer, BiFunction<T, T, T> merge, T identity) {
final UnmodifiableBiomeVolume unmodifiableArea = this.volume.getUnmodifiableBiomeView();
final int xMin = unmodifiableArea.getBiomeMin().getX();
final int yMin = unmodifiableArea.getBiomeMin().getY();
final int zMin = unmodifiableArea.getBiomeMin().getZ();
final int xMax = unmodifiableArea.getBiomeMax().getX();
final int yMax = unmodifiableArea.getBiomeMax().getY();
final int zMax = unmodifiableArea.getBiomeMax().getZ();
T reduction = identity;
for (int z = zMin; z <= zMax; z++) {
for (int y = yMin; y <= yMax; y++) {
for (int x = xMin; x <= xMax; x++) {
reduction = reducer.reduce(unmodifiableArea, x, y, z, reduction);
}
}
}
return reduction;
}
private Vector3i align(BiomeVolume other) {
final Vector3i thisSize = this.volume.getBiomeSize();
final Vector3i otherSize = other.getBiomeSize();
checkArgument(otherSize.getX() >= thisSize.getX() && otherSize.getY() >= thisSize.getY() && otherSize.getZ() >= thisSize.getZ(),
"Other volume is smaller than work volume");
return other.getBiomeMin().sub(this.volume.getBiomeMin());
}
}