309 lines
11 KiB
Java
309 lines
11 KiB
Java
package ru.betterend.util;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Random;
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import java.util.Set;
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import com.google.common.collect.Sets;
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import net.minecraft.block.Block;
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import net.minecraft.block.BlockState;
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import net.minecraft.block.Blocks;
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import net.minecraft.block.FallingBlock;
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import net.minecraft.state.property.BooleanProperty;
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import net.minecraft.state.property.Property;
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import net.minecraft.tag.BlockTags;
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import net.minecraft.util.BlockMirror;
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import net.minecraft.util.BlockRotation;
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import net.minecraft.util.math.BlockPos;
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import net.minecraft.util.math.BlockPos.Mutable;
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import net.minecraft.util.math.Direction;
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import net.minecraft.util.math.Vec3i;
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import net.minecraft.world.WorldAccess;
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import ru.betterend.blocks.BlockBlueVine;
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import ru.betterend.blocks.basis.BlockDoublePlant;
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import ru.betterend.blocks.basis.BlockGlowingFur;
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import ru.betterend.blocks.basis.BlockVine;
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import ru.betterend.registry.EndBlocks;
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import ru.betterend.registry.EndTags;
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public class BlocksHelper {
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public static final BooleanProperty ROOTS = BooleanProperty.of("roots");
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public static final int FLAG_UPDATE_BLOCK = 1;
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public static final int FLAG_SEND_CLIENT_CHANGES = 2;
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public static final int FLAG_NO_RERENDER = 4;
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public static final int FORSE_RERENDER = 8;
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public static final int FLAG_IGNORE_OBSERVERS = 16;
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public static final int SET_SILENT = FLAG_UPDATE_BLOCK | FLAG_IGNORE_OBSERVERS | FLAG_SEND_CLIENT_CHANGES;
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public static final Direction[] HORIZONTAL = makeHorizontal();
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private static final Mutable POS = new Mutable();
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protected static final BlockState AIR = Blocks.AIR.getDefaultState();
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private static final Vec3i[] OFFSETS = new Vec3i[] {
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new Vec3i(-1, -1, -1), new Vec3i(-1, -1, 0), new Vec3i(-1, -1, 1),
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new Vec3i(-1, 0, -1), new Vec3i(-1, 0, 0), new Vec3i(-1, 0, 1),
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new Vec3i(-1, 1, -1), new Vec3i(-1, 1, 0), new Vec3i(-1, 1, 1),
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new Vec3i(0, -1, -1), new Vec3i(0, -1, 0), new Vec3i(0, -1, 1),
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new Vec3i(0, 0, -1), new Vec3i(0, 0, 0), new Vec3i(0, 0, 1),
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new Vec3i(0, 1, -1), new Vec3i(0, 1, 0), new Vec3i(0, 1, 1),
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new Vec3i(1, -1, -1), new Vec3i(1, -1, 0), new Vec3i(1, -1, 1),
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new Vec3i(1, 0, -1), new Vec3i(1, 0, 0), new Vec3i(1, 0, 1),
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new Vec3i(1, 1, -1), new Vec3i(1, 1, 0), new Vec3i(1, 1, 1)
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};
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public static void setWithoutUpdate(WorldAccess world, BlockPos pos, BlockState state) {
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world.setBlockState(pos, state, SET_SILENT);
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}
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public static void setWithoutUpdate(WorldAccess world, BlockPos pos, Block block) {
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world.setBlockState(pos, block.getDefaultState(), SET_SILENT);
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}
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public static int upRay(WorldAccess world, BlockPos pos, int maxDist) {
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int length = 0;
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for (int j = 1; j < maxDist && (world.isAir(pos.up(j))); j++)
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length++;
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return length;
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}
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public static int downRay(WorldAccess world, BlockPos pos, int maxDist) {
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int length = 0;
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for (int j = 1; j < maxDist && (world.isAir(pos.down(j))); j++)
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length++;
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return length;
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}
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public static int downRayRep(WorldAccess world, BlockPos pos, int maxDist) {
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POS.set(pos);
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for (int j = 1; j < maxDist && (world.getBlockState(POS)).getMaterial().isReplaceable(); j++)
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{
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POS.setY(POS.getY() - 1);
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}
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return pos.getY() - POS.getY();
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}
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public static int raycastSqr(WorldAccess world, BlockPos pos, int dx, int dy, int dz, int maxDist) {
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POS.set(pos);
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for (int j = 1; j < maxDist && (world.getBlockState(POS)).getMaterial().isReplaceable(); j++)
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{
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POS.move(dx, dy, dz);
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}
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return (int) pos.getSquaredDistance(POS);
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}
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public static BlockState rotateHorizontal(BlockState state, BlockRotation rotation, Property<Direction> facing) {
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return (BlockState) state.with(facing, rotation.rotate((Direction) state.get(facing)));
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}
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public static BlockState mirrorHorizontal(BlockState state, BlockMirror mirror, Property<Direction> facing) {
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return state.rotate(mirror.getRotation((Direction) state.get(facing)));
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}
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public static int getLengthDown(WorldAccess world, BlockPos pos, Block block) {
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int count = 1;
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while (world.getBlockState(pos.down(count)).getBlock() == block)
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count++;
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return count;
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}
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public static void cover(WorldAccess world, BlockPos center, Block ground, BlockState cover, int radius, Random random) {
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HashSet<BlockPos> points = new HashSet<BlockPos>();
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HashSet<BlockPos> points2 = new HashSet<BlockPos>();
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if (world.getBlockState(center).getBlock() == ground) {
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points.add(center);
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points2.add(center);
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for (int i = 0; i < radius; i++) {
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Iterator<BlockPos> iterator = points.iterator();
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while (iterator.hasNext()) {
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BlockPos pos = iterator.next();
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for (Vec3i offset : OFFSETS) {
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if (random.nextBoolean()) {
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BlockPos pos2 = pos.add(offset);
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if (random.nextBoolean() && world.getBlockState(pos2).getBlock() == ground
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&& !points.contains(pos2))
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points2.add(pos2);
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}
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}
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}
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points.addAll(points2);
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points2.clear();
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}
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Iterator<BlockPos> iterator = points.iterator();
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while (iterator.hasNext()) {
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BlockPos pos = iterator.next();
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BlocksHelper.setWithoutUpdate(world, pos, cover);
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}
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}
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}
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public static void fixBlocks(WorldAccess world, BlockPos start, BlockPos end) {
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BlockState state;
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Set<BlockPos> doubleCheck = Sets.newHashSet();
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for (int x = start.getX(); x <= end.getX(); x++) {
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POS.setX(x);
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for (int z = start.getZ(); z <= end.getZ(); z++) {
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POS.setZ(z);
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for (int y = start.getY(); y <= end.getY(); y++) {
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POS.setY(y);
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state = world.getBlockState(POS);
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if (state.getBlock() instanceof BlockGlowingFur) {
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doubleCheck.add(POS.toImmutable());
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}
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if (!state.canPlaceAt(world, POS)) {
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// Chorus
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if (state.isOf(Blocks.CHORUS_PLANT)) {
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Set<BlockPos> ends = Sets.newHashSet();
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Set<BlockPos> add = Sets.newHashSet();
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ends.add(POS.toImmutable());
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for (int i = 0; i < 64 && !ends.isEmpty(); i++) {
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ends.forEach((pos) -> {
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setWithoutUpdate(world, pos, AIR);
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for (Direction dir : HORIZONTAL) {
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BlockPos p = pos.offset(dir);
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BlockState st = world.getBlockState(p);
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if ((st.isOf(Blocks.CHORUS_PLANT) || st.isOf(Blocks.CHORUS_FLOWER)) && !st.canPlaceAt(world, p)) {
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add.add(p);
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}
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}
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BlockPos p = pos.up();
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BlockState st = world.getBlockState(p);
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if ((st.isOf(Blocks.CHORUS_PLANT) || st.isOf(Blocks.CHORUS_FLOWER)) && !st.canPlaceAt(world, p)) {
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add.add(p);
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}
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});
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ends.clear();
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ends.addAll(add);
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add.clear();
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}
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}
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// Vines
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else if (state.getBlock() instanceof BlockVine) {
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while (world.getBlockState(POS).getBlock() instanceof BlockVine) {
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setWithoutUpdate(world, POS, AIR);
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POS.setY(POS.getY() - 1);
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}
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}
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// Liquids
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else if (!state.getFluidState().isEmpty()) {
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POS.setY(y - 1);
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if (world.isAir(POS)) {
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POS.setY(y);
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while (!world.getFluidState(POS).isEmpty()) {
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setWithoutUpdate(world, POS, AIR);
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POS.setY(POS.getY() + 1);
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}
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continue;
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}
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BlockState st;
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for (Direction dir : HORIZONTAL) {
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if ((st = world.getBlockState(POS.offset(dir))).getMaterial().isReplaceable() && st.getFluidState().isEmpty()) {
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world.getFluidTickScheduler().schedule(POS, state.getFluidState().getFluid(), 0);
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break;
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}
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}
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if ((st = world.getBlockState(POS.up())).getMaterial().isReplaceable() && st.getFluidState().isEmpty()) {
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world.getFluidTickScheduler().schedule(POS, state.getFluidState().getFluid(), 0);
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}
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}
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// Falling blocks
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else if (state.getBlock() instanceof FallingBlock) {
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BlockState falling = state;
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POS.setY(POS.getY() - 1);
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state = world.getBlockState(POS);
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int ray = downRayRep(world, POS.toImmutable(), 64);
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if (ray > 32) {
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BlocksHelper.setWithoutUpdate(world, POS, Blocks.END_STONE.getDefaultState());
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if (world.getRandom().nextBoolean()) {
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POS.setY(POS.getY() - 1);
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state = world.getBlockState(POS);
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BlocksHelper.setWithoutUpdate(world, POS, Blocks.END_STONE.getDefaultState());
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}
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}
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else {
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POS.setY(y);
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boolean place = true;
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for (Direction dir : HORIZONTAL) {
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state = world.getBlockState(POS.offset(dir));
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if (!state.getFluidState().isEmpty()) {
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BlocksHelper.setWithoutUpdate(world, POS, state);
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place = false;
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break;
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}
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}
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if (place) {
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BlocksHelper.setWithoutUpdate(world, POS, AIR);
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}
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POS.setY(y - ray);
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BlocksHelper.setWithoutUpdate(world, POS, falling);
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}
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}
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// Blocks without support
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else {
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// Blue Vine
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if (state.getBlock() instanceof BlockBlueVine) {
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while (state.isOf(EndBlocks.BLUE_VINE) || state.isOf(EndBlocks.BLUE_VINE_LANTERN) || state.isOf(EndBlocks.BLUE_VINE_FUR)) {
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BlocksHelper.setWithoutUpdate(world, POS, AIR);
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for (Direction dir : HORIZONTAL) {
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BlockPos p = POS.offset(dir);
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state = world.getBlockState(p);
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if (state.getBlock() instanceof BlockGlowingFur) {
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BlocksHelper.setWithoutUpdate(world, p, AIR);
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}
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world.getBlockTickScheduler().schedule(p, world.getBlockState(p).getBlock(), 0);
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}
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POS.setY(POS.getY() + 1);
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state = world.getBlockState(POS);
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}
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}
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// Double plants
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if (state.getBlock() instanceof BlockDoublePlant) {
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BlocksHelper.setWithoutUpdate(world, POS, AIR);
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POS.setY(POS.getY() + 1);
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BlocksHelper.setWithoutUpdate(world, POS, AIR);
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}
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// Other blocks
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else {
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BlocksHelper.setWithoutUpdate(world, POS, AIR);
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}
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}
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}
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}
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}
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}
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doubleCheck.forEach((pos) -> {
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if (!world.getBlockState(pos).canPlaceAt(world, pos)) {
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BlocksHelper.setWithoutUpdate(world, pos, AIR);
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}
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});
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}
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public static boolean isEndNylium(Block block) {
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return block.isIn(BlockTags.NYLIUM) && block.isIn(EndTags.END_GROUND);
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}
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public static boolean isEndNylium(BlockState state) {
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return isEndNylium(state.getBlock());
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}
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public static Direction[] makeHorizontal() {
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return new Direction[] { Direction.NORTH, Direction.EAST, Direction.SOUTH, Direction.WEST };
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}
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public static Direction randomHorizontal(Random random) {
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return HORIZONTAL[random.nextInt(4)];
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}
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}
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