mirror of https://github.com/GeyserMC/Geyser.git
424 lines
17 KiB
Java
424 lines
17 KiB
Java
/*
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* Copyright (c) 2019-2021 GeyserMC. http://geysermc.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @author GeyserMC
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* @link https://github.com/GeyserMC/Geyser
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*/
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package org.geysermc.connector.network.translators.world.block;
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import com.fasterxml.jackson.databind.JsonNode;
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import it.unimi.dsi.fastutil.ints.*;
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import it.unimi.dsi.fastutil.objects.Object2IntMap;
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import it.unimi.dsi.fastutil.objects.Object2IntOpenHashMap;
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import org.geysermc.connector.registry.BlockRegistries;
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import org.geysermc.connector.registry.type.BlockMapping;
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import org.geysermc.connector.utils.Direction;
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import org.geysermc.connector.utils.PistonBehavior;
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import org.geysermc.connector.utils.collections.FixedInt2ByteMap;
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import org.geysermc.connector.utils.collections.FixedInt2IntMap;
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import org.geysermc.connector.utils.collections.LecternHasBookMap;
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/**
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* Used for block entities if the Java block state contains Bedrock block information.
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*/
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public class BlockStateValues {
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private static final Int2IntMap BANNER_COLORS = new FixedInt2IntMap();
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private static final Int2ByteMap BED_COLORS = new FixedInt2ByteMap();
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private static final Int2ByteMap COMMAND_BLOCK_VALUES = new Int2ByteOpenHashMap();
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private static final Int2ObjectMap<DoubleChestValue> DOUBLE_CHEST_VALUES = new Int2ObjectOpenHashMap<>();
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private static final Int2ObjectMap<String> FLOWER_POT_VALUES = new Int2ObjectOpenHashMap<>();
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private static final LecternHasBookMap LECTERN_BOOK_STATES = new LecternHasBookMap();
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private static final Int2IntMap NOTEBLOCK_PITCHES = new FixedInt2IntMap();
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private static final Int2BooleanMap PISTON_VALUES = new Int2BooleanOpenHashMap();
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private static final Int2BooleanMap IS_STICKY_PISTON = new Int2BooleanOpenHashMap();
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private static final Object2IntMap<Direction> PISTON_HEADS = new Object2IntOpenHashMap<>();
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private static final Int2ObjectMap<Direction> PISTON_ORIENTATION = new Int2ObjectOpenHashMap<>();
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private static final IntSet ALL_PISTON_HEADS = new IntOpenHashSet();
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private static final IntSet MOVING_PISTONS = new IntOpenHashSet();
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private static final Int2ByteMap SKULL_VARIANTS = new FixedInt2ByteMap();
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private static final Int2ByteMap SKULL_ROTATIONS = new Int2ByteOpenHashMap();
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private static final Int2IntMap SKULL_WALL_DIRECTIONS = new Int2IntOpenHashMap();
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private static final Int2ByteMap SHULKERBOX_DIRECTIONS = new FixedInt2ByteMap();
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private static final Int2IntMap WATER_LEVEL = new Int2IntOpenHashMap();
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public static final int JAVA_AIR_ID = 0;
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public static int JAVA_BELL_ID;
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public static int JAVA_COBWEB_ID;
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public static int JAVA_FURNACE_ID;
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public static int JAVA_FURNACE_LIT_ID;
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public static int JAVA_HONEY_BLOCK_ID;
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public static int JAVA_SLIME_BLOCK_ID;
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public static int JAVA_SPAWNER_ID;
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public static int JAVA_WATER_ID;
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/**
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* Determines if the block state contains Bedrock block information
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*
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* @param javaId The Java Identifier of the block
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* @param javaBlockState the Java Block State of the block
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* @param blockData JsonNode of info about the block from blocks.json
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*/
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public static void storeBlockStateValues(String javaId, int javaBlockState, JsonNode blockData) {
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JsonNode bannerColor = blockData.get("banner_color");
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if (bannerColor != null) {
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BANNER_COLORS.put(javaBlockState, (byte) bannerColor.intValue());
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return; // There will never be a banner color and a skull variant
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}
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JsonNode bedColor = blockData.get("bed_color");
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if (bedColor != null) {
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BED_COLORS.put(javaBlockState, (byte) bedColor.intValue());
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return;
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}
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if (javaId.contains("command_block")) {
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COMMAND_BLOCK_VALUES.put(javaBlockState, javaId.contains("conditional=true") ? (byte) 1 : (byte) 0);
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return;
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}
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if (blockData.get("double_chest_position") != null) {
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boolean isX = (blockData.get("x") != null);
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boolean isDirectionPositive = ((blockData.get("x") != null && blockData.get("x").asBoolean()) ||
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(blockData.get("z") != null && blockData.get("z").asBoolean()));
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boolean isLeft = (blockData.get("double_chest_position").asText().contains("left"));
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DOUBLE_CHEST_VALUES.put(javaBlockState, new DoubleChestValue(isX, isDirectionPositive, isLeft));
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return;
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}
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if (javaId.startsWith("minecraft:potted_") || javaId.equals("minecraft:flower_pot")) {
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String name = javaId.replace("potted_", "");
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if (name.contains("azalea")) {
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// Exception to the rule
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name = name.replace("_bush", "");
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}
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FLOWER_POT_VALUES.put(javaBlockState, name);
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return;
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}
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if (javaId.startsWith("minecraft:lectern")) {
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LECTERN_BOOK_STATES.put(javaBlockState, javaId.contains("has_book=true"));
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return;
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}
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JsonNode notePitch = blockData.get("note_pitch");
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if (notePitch != null) {
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NOTEBLOCK_PITCHES.put(javaBlockState, blockData.get("note_pitch").intValue());
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return;
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}
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if (javaId.contains("piston[")) { // minecraft:moving_piston, minecraft:sticky_piston, minecraft:piston
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if (javaId.startsWith("minecraft:moving_piston")) {
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MOVING_PISTONS.add(javaBlockState);
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} else {
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PISTON_VALUES.put(javaBlockState, javaId.contains("extended=true"));
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}
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IS_STICKY_PISTON.put(javaBlockState, javaId.contains("sticky"));
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PISTON_ORIENTATION.put(javaBlockState, getBlockDirection(javaId));
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return;
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} else if (javaId.startsWith("minecraft:piston_head")) {
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ALL_PISTON_HEADS.add(javaBlockState);
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if (javaId.contains("short=false")) {
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PISTON_HEADS.put(getBlockDirection(javaId), javaBlockState);
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}
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return;
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}
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JsonNode skullVariation = blockData.get("variation");
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if (skullVariation != null) {
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SKULL_VARIANTS.put(javaBlockState, (byte) skullVariation.intValue());
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}
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JsonNode skullRotation = blockData.get("skull_rotation");
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if (skullRotation != null) {
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SKULL_ROTATIONS.put(javaBlockState, (byte) skullRotation.intValue());
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}
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if (javaId.contains("wall_skull") || javaId.contains("wall_head")) {
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String direction = javaId.substring(javaId.lastIndexOf("facing=") + 7);
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int rotation = switch (direction.substring(0, direction.length() - 1)) {
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case "north" -> 180;
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case "west" -> 90;
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case "east" -> 270;
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default -> 0; // Also south
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};
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SKULL_WALL_DIRECTIONS.put(javaBlockState, rotation);
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}
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JsonNode shulkerDirection = blockData.get("shulker_direction");
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if (shulkerDirection != null) {
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BlockStateValues.SHULKERBOX_DIRECTIONS.put(javaBlockState, (byte) shulkerDirection.intValue());
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}
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if (javaId.startsWith("minecraft:water")) {
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String strLevel = javaId.substring(javaId.lastIndexOf("level=") + 6, javaId.length() - 1);
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int level = Integer.parseInt(strLevel);
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WATER_LEVEL.put(javaBlockState, level);
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}
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}
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/**
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* Banner colors are part of the namespaced ID in Java Edition, but part of the block entity tag in Bedrock.
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* This gives an integer color that Bedrock can use.
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*
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* @param state BlockState of the block
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* @return Banner color integer or -1 if no color
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*/
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public static int getBannerColor(int state) {
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return BANNER_COLORS.getOrDefault(state, -1);
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}
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/**
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* Bed colors are part of the namespaced ID in Java Edition, but part of the block entity tag in Bedrock.
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* This gives a byte color that Bedrock can use - Bedrock needs a byte in the final tag.
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*
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* @param state BlockState of the block
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* @return Bed color byte or -1 if no color
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*/
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public static byte getBedColor(int state) {
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return BED_COLORS.getOrDefault(state, (byte) -1);
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}
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/**
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* The block state in Java and Bedrock both contain the conditional bit, however command block block entity tags
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* in Bedrock need the conditional information.
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*
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* @return the list of all command blocks and if they are conditional (1 or 0)
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*/
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public static Int2ByteMap getCommandBlockValues() {
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return COMMAND_BLOCK_VALUES;
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}
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/**
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* All double chest values are part of the block state in Java and part of the block entity tag in Bedrock.
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* This gives the DoubleChestValue that can be calculated into the final tag.
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*
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* @return The map of all DoubleChestValues.
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*/
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public static Int2ObjectMap<DoubleChestValue> getDoubleChestValues() {
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return DOUBLE_CHEST_VALUES;
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}
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/**
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* Get the Int2ObjectMap of flower pot block states to containing plant
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*
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* @return Int2ObjectMap of flower pot values
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*/
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public static Int2ObjectMap<String> getFlowerPotValues() {
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return FLOWER_POT_VALUES;
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}
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/**
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* @return the lectern book state map pointing to book present state
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*/
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public static LecternHasBookMap getLecternBookStates() {
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return LECTERN_BOOK_STATES;
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}
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/**
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* The note that noteblocks output when hit is part of the block state in Java but sent as a BlockEventPacket in Bedrock.
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* This gives an integer pitch that Bedrock can use.
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*
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* @param state BlockState of the block
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* @return note block note integer or -1 if not present
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*/
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public static int getNoteblockPitch(int state) {
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return NOTEBLOCK_PITCHES.getOrDefault(state, -1);
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}
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/**
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* Get the Int2BooleanMap showing if a piston block state is extended or not.
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*
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* @return the Int2BooleanMap of piston extensions.
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*/
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public static Int2BooleanMap getPistonValues() {
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return PISTON_VALUES;
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}
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public static boolean isStickyPiston(int blockState) {
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return IS_STICKY_PISTON.get(blockState);
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}
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public static boolean isPistonHead(int state) {
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return ALL_PISTON_HEADS.contains(state);
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}
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/**
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* Get the Java Block State for a piston head for a specific direction
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* This is used in PistonBlockEntity to get the BlockCollision for the piston head.
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*
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* @param direction Direction the piston head points in
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* @return Block state for the piston head
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*/
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public static int getPistonHead(Direction direction) {
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return PISTON_HEADS.getOrDefault(direction, BlockStateValues.JAVA_AIR_ID);
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}
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/**
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* Check if a block is a minecraft:moving_piston
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* This is used in ChunkUtils to prevent them from being placed as it causes
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* pistons to flicker and it is not needed
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*
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* @param state Block state of the block
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* @return True if the block is a moving_piston
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*/
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public static boolean isMovingPiston(int state) {
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return MOVING_PISTONS.contains(state);
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}
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/**
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* This is used in GeyserPistonEvents.java and accepts minecraft:piston,
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* minecraft:sticky_piston, and minecraft:moving_piston.
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*
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* @param state The block state of the piston base
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* @return The direction in which the piston faces
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*/
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public static Direction getPistonOrientation(int state) {
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return PISTON_ORIENTATION.get(state);
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}
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/**
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* Checks if a block sticks to other blocks
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* (Slime and honey blocks)
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*
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* @param state The block state
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* @return True if the block sticks to adjacent blocks
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*/
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public static boolean isBlockSticky(int state) {
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return state == JAVA_SLIME_BLOCK_ID || state == JAVA_HONEY_BLOCK_ID;
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}
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/**
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* Check if two blocks are attached to each other.
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*
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* @param stateA The block state of block a
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* @param stateB The block state of block b
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* @return True if the blocks are attached to each other
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*/
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public static boolean isBlockAttached(int stateA, int stateB) {
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boolean aSticky = isBlockSticky(stateA);
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boolean bSticky = isBlockSticky(stateB);
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if (aSticky && bSticky) {
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// Only matching sticky blocks are attached together
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// Honey + Honey & Slime + Slime
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return stateA == stateB;
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}
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return aSticky || bSticky;
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}
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/**
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* @param state The block state of the block
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* @return true if a piston can break the block
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*/
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public static boolean canPistonDestroyBlock(int state) {
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return BlockRegistries.JAVA_BLOCKS.getOrDefault(state, BlockMapping.AIR).getPistonBehavior() == PistonBehavior.DESTROY;
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}
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/**
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* Skull variations are part of the namespaced ID in Java Edition, but part of the block entity tag in Bedrock.
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* This gives a byte variant ID that Bedrock can use.
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*
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* @param state BlockState of the block
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* @return Skull variant byte or -1 if no variant
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*/
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public static byte getSkullVariant(int state) {
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return SKULL_VARIANTS.getOrDefault(state, (byte) -1);
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}
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/**
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* Skull rotations are part of the namespaced ID in Java Edition, but part of the block entity tag in Bedrock.
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* This gives a byte rotation that Bedrock can use.
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*
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* @param state BlockState of the block
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* @return Skull rotation value or -1 if no value
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*/
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public static byte getSkullRotation(int state) {
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return SKULL_ROTATIONS.getOrDefault(state, (byte) -1);
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}
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/**
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* Skull rotations are part of the namespaced ID in Java Edition, but part of the block entity tag in Bedrock.
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* This gives a integer rotation that Bedrock can use.
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*
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* @return Skull wall rotation value with the blockstate
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*/
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public static Int2IntMap getSkullWallDirections() {
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return SKULL_WALL_DIRECTIONS;
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}
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/**
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* Shulker box directions are part of the namespaced ID in Java Edition, but part of the block entity tag in Bedrock.
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* This gives a byte direction that Bedrock can use.
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*
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* @param state BlockState of the block
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* @return Shulker direction value or -1 if no value
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*/
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public static byte getShulkerBoxDirection(int state) {
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return SHULKERBOX_DIRECTIONS.getOrDefault(state, (byte) -1);
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}
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/**
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* Get the level of water from the block state.
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* This is used in FishingHookEntity to create splash sounds when the hook hits the water.
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*
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* @param state BlockState of the block
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* @return The water level or -1 if the block isn't water
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*/
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public static int getWaterLevel(int state) {
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return WATER_LEVEL.getOrDefault(state, -1);
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}
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/**
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* Get the slipperiness of a block.
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* This is used in ItemEntity to calculate the friction on an item as it slides across the ground
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*
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* @param state BlockState of the block
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* @return The block's slipperiness
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*/
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public static float getSlipperiness(int state) {
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String blockIdentifier = BlockRegistries.JAVA_BLOCKS.getOrDefault(state, BlockMapping.AIR).getJavaIdentifier();
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return switch (blockIdentifier) {
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case "minecraft:slime_block" -> 0.8f;
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case "minecraft:ice", "minecraft:packed_ice" -> 0.98f;
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case "minecraft:blue_ice" -> 0.989f;
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default -> 0.6f;
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};
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}
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private static Direction getBlockDirection(String javaId) {
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if (javaId.contains("down")) {
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return Direction.DOWN;
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} else if (javaId.contains("up")) {
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return Direction.UP;
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} else if (javaId.contains("south")) {
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return Direction.SOUTH;
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} else if (javaId.contains("west")) {
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return Direction.WEST;
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} else if (javaId.contains("north")) {
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return Direction.NORTH;
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} else if (javaId.contains("east")) {
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return Direction.EAST;
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}
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throw new IllegalStateException();
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}
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}
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