123 lines
5 KiB
Java
123 lines
5 KiB
Java
package net.minecraft.world.level.block;
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import com.mojang.serialization.MapCodec;
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import java.util.Map;
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import java.util.Map.Entry;
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import java.util.function.Function;
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import net.minecraft.Util;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.world.level.BlockGetter;
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import net.minecraft.world.level.block.state.BlockBehaviour;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.block.state.properties.BlockStateProperties;
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import net.minecraft.world.level.block.state.properties.BooleanProperty;
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import net.minecraft.world.level.block.state.properties.Property;
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import net.minecraft.world.level.material.FluidState;
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import net.minecraft.world.level.material.Fluids;
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import net.minecraft.world.level.pathfinder.PathComputationType;
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import net.minecraft.world.phys.shapes.CollisionContext;
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import net.minecraft.world.phys.shapes.Shapes;
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import net.minecraft.world.phys.shapes.VoxelShape;
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public abstract class CrossCollisionBlock extends Block implements SimpleWaterloggedBlock {
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public static final BooleanProperty NORTH = PipeBlock.NORTH;
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public static final BooleanProperty EAST = PipeBlock.EAST;
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public static final BooleanProperty SOUTH = PipeBlock.SOUTH;
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public static final BooleanProperty WEST = PipeBlock.WEST;
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public static final BooleanProperty WATERLOGGED = BlockStateProperties.WATERLOGGED;
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public static final Map<Direction, BooleanProperty> PROPERTY_BY_DIRECTION = (Map<Direction, BooleanProperty>)PipeBlock.PROPERTY_BY_DIRECTION
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.entrySet()
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.stream()
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.filter(entry -> ((Direction)entry.getKey()).getAxis().isHorizontal())
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.collect(Util.toMap());
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private final Function<BlockState, VoxelShape> collisionShapes;
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private final Function<BlockState, VoxelShape> shapes;
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protected CrossCollisionBlock(
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float nodeWidth, float extensionWidth, float nodeHeight, float extensionHeight, float collisionHeight, BlockBehaviour.Properties properties
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) {
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super(properties);
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this.collisionShapes = this.makeShapes(nodeWidth, collisionHeight, nodeHeight, 0.0F, collisionHeight);
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this.shapes = this.makeShapes(nodeWidth, extensionWidth, nodeHeight, 0.0F, extensionHeight);
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}
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@Override
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protected abstract MapCodec<? extends CrossCollisionBlock> codec();
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protected Function<BlockState, VoxelShape> makeShapes(float nodeWidth, float extensionWidth, float nodeHeight, float extensionBottom, float extensionHeight) {
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VoxelShape voxelShape = Block.column(nodeWidth, 0.0, extensionWidth);
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Map<Direction, VoxelShape> map = Shapes.rotateHorizontal(Block.boxZ(nodeHeight, extensionBottom, extensionHeight, 0.0, 8.0));
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return this.getShapeForEachState(blockState -> {
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VoxelShape voxelShape2 = voxelShape;
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for (Entry<Direction, BooleanProperty> entry : PROPERTY_BY_DIRECTION.entrySet()) {
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if ((Boolean)blockState.getValue((Property)entry.getValue())) {
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voxelShape2 = Shapes.or(voxelShape2, (VoxelShape)map.get(entry.getKey()));
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}
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}
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return voxelShape2;
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}, new Property[]{WATERLOGGED});
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}
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@Override
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protected boolean propagatesSkylightDown(BlockState state) {
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return !(Boolean)state.getValue(WATERLOGGED);
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}
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@Override
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protected VoxelShape getShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) {
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return (VoxelShape)this.shapes.apply(state);
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}
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@Override
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protected VoxelShape getCollisionShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) {
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return (VoxelShape)this.collisionShapes.apply(state);
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}
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@Override
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protected FluidState getFluidState(BlockState state) {
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return state.getValue(WATERLOGGED) ? Fluids.WATER.getSource(false) : super.getFluidState(state);
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}
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@Override
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protected boolean isPathfindable(BlockState state, PathComputationType pathComputationType) {
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return false;
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}
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@Override
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protected BlockState rotate(BlockState state, Rotation rotation) {
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switch (rotation) {
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case CLOCKWISE_180:
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return state.setValue(NORTH, (Boolean)state.getValue(SOUTH))
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.setValue(EAST, (Boolean)state.getValue(WEST))
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.setValue(SOUTH, (Boolean)state.getValue(NORTH))
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.setValue(WEST, (Boolean)state.getValue(EAST));
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case COUNTERCLOCKWISE_90:
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return state.setValue(NORTH, (Boolean)state.getValue(EAST))
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.setValue(EAST, (Boolean)state.getValue(SOUTH))
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.setValue(SOUTH, (Boolean)state.getValue(WEST))
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.setValue(WEST, (Boolean)state.getValue(NORTH));
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case CLOCKWISE_90:
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return state.setValue(NORTH, (Boolean)state.getValue(WEST))
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.setValue(EAST, (Boolean)state.getValue(NORTH))
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.setValue(SOUTH, (Boolean)state.getValue(EAST))
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.setValue(WEST, (Boolean)state.getValue(SOUTH));
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default:
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return state;
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}
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}
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@Override
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protected BlockState mirror(BlockState state, Mirror mirror) {
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switch (mirror) {
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case LEFT_RIGHT:
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return state.setValue(NORTH, (Boolean)state.getValue(SOUTH)).setValue(SOUTH, (Boolean)state.getValue(NORTH));
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case FRONT_BACK:
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return state.setValue(EAST, (Boolean)state.getValue(WEST)).setValue(WEST, (Boolean)state.getValue(EAST));
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default:
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return super.mirror(state, mirror);
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}
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}
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}
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