81 lines
2.1 KiB
Java
81 lines
2.1 KiB
Java
/**
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* Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team
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* http://www.mod-buildcraft.com
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* <p/>
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* BuildCraft is distributed under the terms of the Minecraft Mod Public
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* License 1.0, or MMPL. Please check the contents of the license located in
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* http://www.mod-buildcraft.com/MMPL-1.0.txt
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*/
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package buildcraft.core;
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import java.util.Random;
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import net.minecraft.block.Block;
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import net.minecraft.init.Blocks;
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import net.minecraft.world.World;
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import cpw.mods.fml.common.eventhandler.Event.Result;
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import cpw.mods.fml.common.eventhandler.SubscribeEvent;
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import net.minecraftforge.event.terraingen.PopulateChunkEvent;
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import net.minecraftforge.event.terraingen.TerrainGen;
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import buildcraft.BuildCraftCore;
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public class SpringPopulate {
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@SubscribeEvent
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public void populate(PopulateChunkEvent.Post event) {
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boolean doGen = TerrainGen.populate(event.chunkProvider, event.world, event.rand, event.chunkX, event.chunkZ, event.hasVillageGenerated, PopulateChunkEvent.Populate.EventType.CUSTOM);
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if (!doGen || !BlockSpring.EnumSpring.WATER.canGen) {
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event.setResult(Result.ALLOW);
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return;
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}
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// shift to world coordinates
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int worldX = event.chunkX << 4;
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int worldZ = event.chunkZ << 4;
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doPopulate(event.world, event.rand, worldX, worldZ);
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}
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private void doPopulate(World world, Random random, int x, int z) {
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int dimId = world.provider.dimensionId;
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// No water springs will generate in the Nether or End.
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if (dimId == -1 || dimId == 1) {
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return;
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}
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// A spring will be generated every 40th chunk.
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if (random.nextFloat() > 0.025f) {
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return;
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}
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int posX = x + random.nextInt(16);
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int posZ = z + random.nextInt(16);
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for (int i = 0; i < 5; i++) {
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Block candidate = world.getBlock(posX, i, posZ);
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if (candidate != Blocks.bedrock) {
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continue;
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}
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// Handle flat bedrock maps
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int y = i > 0 ? i : i - 1;
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world.setBlock(posX, y + 1, posZ, BuildCraftCore.springBlock);
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for (int j = y + 2; j < world.getHeight(); j++) {
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if (world.isAirBlock(posX, j, posZ)) {
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break;
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} else {
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world.setBlock(posX, j, posZ, Blocks.water);
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}
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}
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break;
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}
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}
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}
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