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Structure scatter

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This commit is contained in:
paulevsGitch 2020-10-03 00:11:18 +03:00
parent 8dfb71478a
commit 8eb15c8d73
4 changed files with 95 additions and 91 deletions
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58
src/main/java/ru/betterend/world/features/ScatterFeature.java Normal file
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package ru.betterend.world.features;
import java.util.Random;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.BlockPos.Mutable;
import net.minecraft.world.StructureWorldAccess;
import net.minecraft.world.gen.chunk.ChunkGenerator;
import net.minecraft.world.gen.feature.DefaultFeatureConfig;
import ru.betterend.registry.BlockTagRegistry;
import ru.betterend.util.BlocksHelper;
import ru.betterend.util.MHelper;
public abstract class ScatterFeature extends DefaultFeature {
private static final Mutable POS = new Mutable();
private final int radius;
public ScatterFeature(int radius) {
this.radius = radius;
}
public abstract boolean canGenerate(StructureWorldAccess world, Random random, BlockPos center, BlockPos blockPos, float radius);
public abstract void generate(StructureWorldAccess world, Random random, BlockPos blockPos);
@Override
public boolean generate(StructureWorldAccess world, ChunkGenerator chunkGenerator, Random random, BlockPos center, DefaultFeatureConfig featureConfig) {
center = getPosOnSurface(world, center);
if (center.getY() < 5) {
return false;
}
if (!world.getBlockState(center.down()).isIn(BlockTagRegistry.END_GROUND)) {
return false;
}
float r = MHelper.randRange(radius * 0.5F, radius, random);
int count = MHelper.floor(r * r * MHelper.randRange(1.5F, 3F, random));
for (int i = 0; i < count; i++) {
float pr = r * (float) Math.sqrt(random.nextFloat());
float theta = random.nextFloat() * MHelper.PI2;
float x = pr * (float) Math.cos(theta);
float z = pr * (float) Math.sin(theta);
POS.set(center.getX() + x, center.getY() + 5, center.getZ() + z);
int down = BlocksHelper.downRay(world, POS, 16);
if (down > 10) continue;
POS.setY(POS.getY() - down);
if (canGenerate(world, random, center, POS, r)) {
generate(world, random, POS);
}
}
return true;
}
}