BetterEnd/src/main/java/ru/betterend/blocks/basis/StalactiteBlock.java
2021-04-08 21:55:07 +03:00

228 lines
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8 KiB
Java

package ru.betterend.blocks.basis;
import net.fabricmc.fabric.api.object.builder.v1.block.FabricBlockSettings;
import net.minecraft.world.level.block.Block;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.block.Blocks;
import net.minecraft.world.level.block.FluidFillable;
import net.minecraft.world.level.block.ShapeContext;
import net.minecraft.world.level.block.Waterloggable;
import net.minecraft.world.entity.LivingEntity;
import net.minecraft.fluid.Fluid;
import net.minecraft.fluid.FluidState;
import net.minecraft.fluid.Fluids;
import net.minecraft.world.item.ItemPlacementContext;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.level.block.state.StateDefinition;
import net.minecraft.state.property.BooleanProperty;
import net.minecraft.world.level.block.state.properties.IntegerProperty;
import net.minecraft.state.property.Properties;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.core.BlockPos;
import net.minecraft.core.BlockPos.MutableBlockPos;
import net.minecraft.core.Direction;
import net.minecraft.util.Mth;
import net.minecraft.core.Registry;
import net.minecraft.util.shape.VoxelShape;
import net.minecraft.world.level.BlockGetter;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.LevelAccessor;
import net.minecraft.world.WorldView;
import ru.betterend.blocks.BlockProperties;
import ru.betterend.client.render.ERenderLayer;
import ru.betterend.interfaces.IRenderTypeable;
import ru.betterend.patterns.Patterns;
public class StalactiteBlock extends BlockBaseNotFull implements Waterloggable, FluidFillable, IRenderTypeable {
public static final BooleanProperty WATERLOGGED = Properties.WATERLOGGED;
public static final BooleanProperty IS_FLOOR = BlockProperties.IS_FLOOR;
public static final IntegerProperty SIZE = BlockProperties.SIZE;
private static final VoxelShape[] SHAPES;
public StalactiteBlock(Block source) {
super(FabricBlockSettings.copy(source).nonOpaque());
this.setDefaultState(
getStateManager().defaultBlockState().with(SIZE, 0).with(IS_FLOOR, true).with(WATERLOGGED, false));
}
@Override
protected void createBlockStateDefinition(StateDefinition.Builder<Block, BlockState> stateManager) {
stateManager.add(WATERLOGGED, IS_FLOOR, SIZE);
}
@Override
public VoxelShape getOutlineShape(BlockState state, BlockView view, BlockPos pos, ShapeContext ePos) {
return SHAPES[state.getValue(SIZE)];
}
@Override
public BlockState getPlacementState(ItemPlacementContext ctx) {
WorldView world = ctx.getLevel();
BlockPos pos = ctx.getBlockPos();
Direction dir = ctx.getSide();
boolean water = world.getFluidState(pos).getFluid() == Fluids.WATER;
if (dir == Direction.DOWN) {
if (isThis(world, pos.up()) || sideCoversSmallSquare(world, pos.up(), Direction.DOWN)) {
return getDefaultState().with(IS_FLOOR, false).with(WATERLOGGED, water);
} else if (isThis(world, pos.below()) || sideCoversSmallSquare(world, pos.below(), Direction.UP)) {
return getDefaultState().with(IS_FLOOR, true).with(WATERLOGGED, water);
} else {
return null;
}
} else {
if (isThis(world, pos.below()) || sideCoversSmallSquare(world, pos.below(), Direction.UP)) {
return getDefaultState().with(IS_FLOOR, true).with(WATERLOGGED, water);
} else if (isThis(world, pos.up()) || sideCoversSmallSquare(world, pos.up(), Direction.DOWN)) {
return getDefaultState().with(IS_FLOOR, false).with(WATERLOGGED, water);
} else {
return null;
}
}
}
@Override
public void onPlaced(Level world, BlockPos pos, BlockState state, LivingEntity placer, ItemStack itemStack) {
boolean hasUp = isThis(world, pos.up());
boolean hasDown = isThis(world, pos.below());
MutableBlockPos mut = new MutableBlockPos();
if (hasUp && hasDown) {
boolean floor = state.getValue(IS_FLOOR);
BlockPos second = floor ? pos.up() : pos.below();
BlockState bState = world.getBlockState(second);
world.setBlockAndUpdate(pos, state.with(SIZE, 1).with(IS_FLOOR, floor));
world.setBlockAndUpdate(second, bState.with(SIZE, 1).with(IS_FLOOR, !floor));
bState = state;
int startSize = floor ? 1 : 2;
mut.set(pos.getX(), pos.getY() + 1, pos.getZ());
for (int i = 0; i < 8 && isThis(bState); i++) {
world.setBlockAndUpdate(mut, bState.with(SIZE, startSize++).with(IS_FLOOR, false));
mut.setY(mut.getY() + 1);
bState = world.getBlockState(mut);
}
bState = state;
startSize = floor ? 2 : 1;
mut.set(pos.getX(), pos.getY() - 1, pos.getZ());
for (int i = 0; i < 8 && isThis(bState); i++) {
world.setBlockAndUpdate(mut, bState.with(SIZE, startSize++).with(IS_FLOOR, true));
mut.setY(mut.getY() - 1);
bState = world.getBlockState(mut);
}
} else if (hasDown) {
mut.setX(pos.getX());
mut.setZ(pos.getZ());
for (int i = 1; i < 8; i++) {
mut.setY(pos.getY() - i);
if (isThis(world, mut)) {
BlockState state2 = world.getBlockState(mut);
int size = state2.get(SIZE);
if (size < i) {
world.setBlockAndUpdate(mut, state2.with(SIZE, i).with(IS_FLOOR, true));
} else {
break;
}
} else {
break;
}
}
} else if (hasUp) {
mut.setX(pos.getX());
mut.setZ(pos.getZ());
for (int i = 1; i < 8; i++) {
mut.setY(pos.getY() + i);
if (isThis(world, mut)) {
BlockState state2 = world.getBlockState(mut);
int size = state2.get(SIZE);
if (size < i) {
world.setBlockAndUpdate(mut, state2.with(SIZE, i).with(IS_FLOOR, false));
} else {
break;
}
} else {
break;
}
}
}
}
private boolean isThis(WorldView world, BlockPos pos) {
return isThis(world.getBlockState(pos));
}
private boolean isThis(BlockState state) {
return state.getBlock() instanceof StalactiteBlock;
}
@Override
public BlockState updateShape(BlockState state, Direction facing, BlockState neighborState, LevelAccessor world,
BlockPos pos, BlockPos neighborPos) {
if (!canPlaceAt(state, world, pos)) {
return Blocks.AIR.defaultBlockState();
}
return state;
}
@Override
public boolean canPlaceAt(BlockState state, WorldView world, BlockPos pos) {
int size = state.getValue(SIZE);
return checkUp(world, pos, size) || checkDown(world, pos, size);
}
private boolean checkUp(BlockView world, BlockPos pos, int size) {
BlockPos p = pos.up();
BlockState state = world.getBlockState(p);
return (isThis(state) && state.getValue(SIZE) >= size) || state.isFullCube(world, p);
}
private boolean checkDown(BlockView world, BlockPos pos, int size) {
BlockPos p = pos.below();
BlockState state = world.getBlockState(p);
return (isThis(state) && state.getValue(SIZE) >= size) || state.isFullCube(world, p);
}
@Override
public String getModelPattern(String block) {
ResourceLocation blockId = Registry.BLOCK.getKey(this);
if (block.contains("item")) {
return Patterns.createJson(Patterns.ITEM_GENERATED, "item/" + blockId.getPath());
}
return Patterns.createJson(Patterns.BLOCK_CROSS_SHADED, block);
}
@Override
public ResourceLocation statePatternId() {
return Patterns.STATE_STALACTITE;
}
@Override
public boolean canFillWithFluid(BlockView world, BlockPos pos, BlockState state, Fluid fluid) {
return false;
}
@Override
public boolean tryFillWithFluid(LevelAccessor world, BlockPos pos, BlockState state, FluidState fluidState) {
return false;
}
@Override
public FluidState getFluidState(BlockState state) {
return state.getValue(WATERLOGGED) ? Fluids.WATER.getStill(false) : Fluids.EMPTY.defaultBlockState();
}
@Override
public ERenderLayer getRenderLayer() {
return ERenderLayer.CUTOUT;
}
static {
float end = 2F / 8F;
float start = 5F / 8F;
SHAPES = new VoxelShape[8];
for (int i = 0; i < 8; i++) {
int side = Mth.floor(Mth.lerp(i / 7F, start, end) * 8F + 0.5F);
SHAPES[i] = Block.createCuboidShape(side, 0, side, 16 - side, 16, 16 - side);
}
}
}