72 lines
3 KiB
Java
72 lines
3 KiB
Java
package ru.betterend.blocks.entities;
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import java.util.List;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.BlockPos.MutableBlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.core.particles.ParticleTypes;
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import net.minecraft.world.entity.EquipmentSlot;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.item.ElytraItem;
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import net.minecraft.world.item.Item;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.block.entity.BlockEntity;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.phys.AABB;
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import net.minecraft.world.phys.Vec3;
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import ru.betterend.blocks.HydrothermalVentBlock;
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import ru.betterend.interfaces.FallFlyingItem;
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import ru.betterend.registry.EndBlockEntities;
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import ru.betterend.registry.EndBlocks;
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import ru.betterend.registry.EndParticles;
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public class BlockEntityHydrothermalVent extends BlockEntity {
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private final static Vec3 POSITIVE_Y = new Vec3(0.0f, 1.0f, 0.0f);
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public BlockEntityHydrothermalVent(BlockPos blockPos, BlockState blockState) {
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super(EndBlockEntities.HYDROTHERMAL_VENT, blockPos, blockState);
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}
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public static void tick(Level level, BlockPos worldPosition, BlockState state, BlockEntityHydrothermalVent blockEntity) {
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if (level != null) {
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if (state.is(EndBlocks.HYDROTHERMAL_VENT)) {
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boolean active = state.getValue(HydrothermalVentBlock.ACTIVATED);
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if (active && level.random.nextInt(20) == 0) {
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double x = worldPosition.getX() + level.random.nextDouble();
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double y = worldPosition.getY() + 0.9 + level.random.nextDouble() * 0.3;
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double z = worldPosition.getZ() + level.random.nextDouble();
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if (state.getValue(HydrothermalVentBlock.WATERLOGGED)) {
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level.addParticle(EndParticles.GEYSER_PARTICLE, x, y, z, 0, 0, 0);
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} else {
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level.addParticle(ParticleTypes.BUBBLE, x, y, z, 0, 0, 0);
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}
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}
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MutableBlockPos mutable = worldPosition.mutable().move(Direction.UP);
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int height = active ? 85 : 25;
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AABB box = new AABB(mutable.offset(-1, 0, -1), mutable.offset(1, height, 1));
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List<LivingEntity> entities = level.getEntitiesOfClass(LivingEntity.class, box);
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if (entities.size() > 0) {
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while (mutable.getY() < box.maxY) {
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BlockState blockState = level.getBlockState(mutable);
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if (blockState.isSolidRender(level, mutable)) break;
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if (blockState.isAir()) {
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double mult = active ? 3.0 : 5.0;
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float force = (float) ((1.0 - (mutable.getY() / box.maxY)) / mult);
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entities.stream().filter(entity -> (int) entity.getY() == mutable.getY() &&
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blockEntity.hasElytra(entity) && entity.isFallFlying())
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.forEach(entity -> entity.moveRelative(force, POSITIVE_Y));
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}
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mutable.move(Direction.UP);
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}
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}
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}
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}
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}
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private boolean hasElytra(LivingEntity entity) {
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Item item = entity.getItemBySlot(EquipmentSlot.CHEST).getItem();
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return item instanceof ElytraItem || item instanceof FallFlyingItem;
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}
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}
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