58 lines
2.1 KiB
Java
58 lines
2.1 KiB
Java
/*
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*
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* MIT License
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*
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* Copyright (c) 2020 TerraForged
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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 all
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* 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 THE
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* SOFTWARE.
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*/
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package com.terraforged.mod.feature.predicate;
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import com.terraforged.core.world.climate.Climate;
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import com.terraforged.feature.predicate.FeaturePredicate;
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import com.terraforged.mod.chunk.TerraContext;
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import net.minecraft.world.biome.Biome;
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import net.minecraft.world.chunk.IChunk;
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import net.minecraft.world.gen.Heightmap;
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public class TreeLine implements FeaturePredicate {
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private final int worldHeight;
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private final Climate climate;
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public TreeLine(TerraContext context) {
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this.worldHeight = context.levels.worldHeight;
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this.climate = context.heightmap.getClimate();
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}
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@Override
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public boolean test(IChunk chunk, Biome biome) {
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int x = chunk.getPos().getXStart() + 8;
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int z = chunk.getPos().getZStart() + 8;
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int treeline = getTreeline(x, z);
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int y = chunk.getTopBlockY(Heightmap.Type.WORLD_SURFACE_WG, 8, 8);
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return y < treeline;
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}
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private int getTreeline(int x, int z) {
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return (int) (climate.getTreeLine(x, z) * worldHeight);
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}
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}
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