2014-11-14 12:02:52 +01:00
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/*
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* This file is part of Applied Energistics 2.
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2015-05-28 20:01:21 +02:00
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* Copyright (c) 2013 - 2015, AlgorithmX2, All rights reserved.
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2014-11-14 12:02:52 +01:00
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*
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* Applied Energistics 2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Applied Energistics 2 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
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*/
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2015-01-03 02:53:14 +01:00
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package appeng.worldgen;
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2022-12-02 17:40:47 +01:00
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import java.util.Random;
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2014-03-03 00:18:15 +01:00
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2014-08-06 04:03:30 +02:00
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import appeng.api.features.IWorldGen.WorldGenType;
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2014-03-15 07:58:21 +01:00
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import appeng.core.AEConfig;
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2014-08-06 04:03:30 +02:00
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import appeng.core.features.registries.WorldGenRegistry;
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2015-05-28 20:01:21 +02:00
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import appeng.core.worlddata.WorldData;
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2015-01-03 02:53:14 +01:00
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import appeng.hooks.TickHandler;
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2015-08-06 23:30:26 +02:00
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import appeng.util.IWorldCallable;
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2014-08-07 08:47:42 +02:00
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import appeng.util.Platform;
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2015-01-03 02:53:14 +01:00
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import appeng.worldgen.meteorite.ChunkOnly;
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2017-04-12 16:10:13 +02:00
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import cpw.mods.fml.common.IWorldGenerator;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.world.World;
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import net.minecraft.world.chunk.IChunkProvider;
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2022-12-02 17:40:47 +01:00
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public final class MeteoriteWorldGen implements IWorldGenerator {
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@Override
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public void generate(
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final Random r,
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final int chunkX,
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final int chunkZ,
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final World w,
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final IChunkProvider chunkGenerator,
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final IChunkProvider chunkProvider
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) {
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if (WorldGenRegistry.INSTANCE.isWorldGenEnabled(WorldGenType.Meteorites, w)) {
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// add new meteorites?
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if (r.nextFloat() < AEConfig.instance.meteoriteSpawnChance) {
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final int x = r.nextInt(16) + (chunkX << 4);
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final int z = r.nextInt(16) + (chunkZ << 4);
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final int depth = 180 + r.nextInt(20);
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TickHandler.INSTANCE.addCallable(w, new MeteoriteSpawn(x, depth, z));
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} else {
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TickHandler.INSTANCE.addCallable(
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w, new MeteoriteSpawn(chunkX << 4, 128, chunkZ << 4)
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);
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}
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} else {
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WorldData.instance().compassData().service().updateArea(w, chunkX, chunkZ);
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}
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}
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private boolean tryMeteorite(final World w, int depth, final int x, final int z) {
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for (int tries = 0; tries < 20; tries++) {
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final MeteoritePlacer mp = new MeteoritePlacer();
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if (mp.spawnMeteorite(new ChunkOnly(w, x >> 4, z >> 4), x, depth, z)) {
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final int px = x >> 4;
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final int pz = z >> 4;
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for (int cx = px - 6; cx < px + 6; cx++) {
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for (int cz = pz - 6; cz < pz + 6; cz++) {
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if (w.getChunkProvider().chunkExists(cx, cz)) {
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if (px == cx && pz == cz) {
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continue;
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}
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if (WorldData.instance().spawnData().hasGenerated(
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w.provider.dimensionId, cx, cz
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)) {
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final MeteoritePlacer mp2 = new MeteoritePlacer();
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mp2.spawnMeteorite(
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new ChunkOnly(w, cx, cz), mp.getSettings()
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);
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}
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}
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}
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}
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return true;
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}
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depth -= 15;
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if (depth < 40) {
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return false;
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}
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}
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return false;
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}
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private Iterable<NBTTagCompound>
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getNearByMeteorites(final World w, final int chunkX, final int chunkZ) {
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return WorldData.instance().spawnData().getNearByMeteorites(
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w.provider.dimensionId, chunkX, chunkZ
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);
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}
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private class MeteoriteSpawn implements IWorldCallable<Object> {
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private final int x;
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private final int z;
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private final int depth;
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public MeteoriteSpawn(final int x, final int depth, final int z) {
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this.x = x;
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this.z = z;
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this.depth = depth;
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}
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@Override
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public Object call(final World world) throws Exception {
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final int chunkX = this.x >> 4;
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final int chunkZ = this.z >> 4;
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double minSqDist = Double.MAX_VALUE;
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// near by meteorites!
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for (final NBTTagCompound data :
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MeteoriteWorldGen.this.getNearByMeteorites(world, chunkX, chunkZ)) {
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final MeteoritePlacer mp = new MeteoritePlacer();
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mp.spawnMeteorite(new ChunkOnly(world, chunkX, chunkZ), data);
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minSqDist = Math.min(minSqDist, mp.getSqDistance(this.x, this.z));
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}
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final boolean isCluster = (minSqDist < 30 * 30)
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&& Platform.getRandomFloat() < AEConfig.instance.meteoriteClusterChance;
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if (minSqDist > AEConfig.instance.minMeteoriteDistanceSq || isCluster) {
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MeteoriteWorldGen.this.tryMeteorite(world, this.depth, this.x, this.z);
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}
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WorldData.instance().spawnData().setGenerated(
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world.provider.dimensionId, chunkX, chunkZ
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);
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WorldData.instance().compassData().service().updateArea(
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world, chunkX, chunkZ
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);
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return null;
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}
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}
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2014-03-03 00:18:15 +01:00
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}
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