mirror of https://github.com/GeyserMC/Geyser.git
233 lines
11 KiB
Java
233 lines
11 KiB
Java
/*
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* Copyright (c) 2019-2022 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.geyser.util;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import org.cloudburstmc.math.vector.Vector3i;
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import org.geysermc.geyser.inventory.GeyserItemStack;
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import org.geysermc.geyser.inventory.PlayerInventory;
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import org.geysermc.geyser.inventory.item.Enchantment;
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import org.geysermc.geyser.level.block.BlockStateValues;
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import org.geysermc.geyser.registry.BlockRegistries;
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import org.geysermc.geyser.registry.type.BlockMapping;
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import org.geysermc.geyser.registry.type.ItemMapping;
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import org.geysermc.geyser.session.GeyserSession;
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import org.geysermc.geyser.session.cache.tags.BlockTag;
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import org.geysermc.geyser.translator.collision.BlockCollision;
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import org.geysermc.mcprotocollib.protocol.data.game.item.component.DataComponents;
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public final class BlockUtils {
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private static boolean correctTool(GeyserSession session, BlockMapping blockMapping, String itemToolType) {
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return switch (itemToolType) {
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case "axe" -> session.getTagCache().is(BlockTag.AXE_EFFECTIVE, blockMapping);
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case "hoe" -> session.getTagCache().is(BlockTag.HOE_EFFECTIVE, blockMapping);
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case "pickaxe" -> session.getTagCache().is(BlockTag.PICKAXE_EFFECTIVE, blockMapping);
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case "shears" -> session.getTagCache().is(BlockTag.LEAVES, blockMapping) || session.getTagCache().is(BlockTag.WOOL, blockMapping);
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case "shovel" -> session.getTagCache().is(BlockTag.SHOVEL_EFFECTIVE, blockMapping);
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case "sword" -> blockMapping.getJavaBlockId() == BlockStateValues.JAVA_COBWEB_ID;
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default -> {
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session.getGeyser().getLogger().warning("Unknown tool type: " + itemToolType);
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yield false;
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}
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};
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}
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private static double toolBreakTimeBonus(String toolType, String toolTier, boolean isShearsEffective) {
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if (toolType.equals("shears")) return isShearsEffective ? 5.0 : 15.0;
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if (toolType.isEmpty()) return 1.0;
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return switch (toolTier) {
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// https://minecraft.wiki/w/Breaking#Speed
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case "wooden" -> 2.0;
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case "stone" -> 4.0;
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case "iron" -> 6.0;
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case "diamond" -> 8.0;
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case "netherite" -> 9.0;
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case "golden" -> 12.0;
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default -> 1.0;
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};
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}
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private static boolean canToolTierBreakBlock(GeyserSession session, BlockMapping blockMapping, String toolTier) {
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if (toolTier.equals("netherite") || toolTier.equals("diamond")) {
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// As of 1.17, these tiers can mine everything that is mineable
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return true;
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}
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switch (toolTier) {
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// Use intentional fall-throughs to check each tier with this block
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default:
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if (session.getTagCache().is(BlockTag.NEEDS_STONE_TOOL, blockMapping)) {
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return false;
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}
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case "stone":
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if (session.getTagCache().is(BlockTag.NEEDS_IRON_TOOL, blockMapping)) {
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return false;
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}
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case "iron":
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if (session.getTagCache().is(BlockTag.NEEDS_DIAMOND_TOOL, blockMapping)) {
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return false;
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}
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}
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return true;
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}
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// https://minecraft.wiki/w/Breaking
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private static double calculateBreakTime(double blockHardness, String toolTier, boolean canHarvestWithHand, boolean correctTool, boolean canTierMineBlock,
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String toolType, boolean isShearsEffective, int toolEfficiencyLevel, int hasteLevel, int miningFatigueLevel,
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boolean insideOfWaterWithoutAquaAffinity, boolean onGround) {
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double baseTime = (((correctTool && canTierMineBlock) || canHarvestWithHand) ? 1.5 : 5.0) * blockHardness;
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double speed = 1.0 / baseTime;
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if (correctTool) {
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speed *= toolBreakTimeBonus(toolType, toolTier, isShearsEffective);
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speed += toolEfficiencyLevel == 0 ? 0 : toolEfficiencyLevel * toolEfficiencyLevel + 1;
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}
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speed *= 1.0 + (0.2 * hasteLevel);
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switch (miningFatigueLevel) {
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case 0:
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break;
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case 1:
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speed -= (speed * 0.7);
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break;
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case 2:
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speed -= (speed * 0.91);
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break;
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case 3:
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speed -= (speed * 0.9973);
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break;
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default:
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speed -= (speed * 0.99919);
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break;
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}
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if (insideOfWaterWithoutAquaAffinity) speed *= 0.2;
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if (!onGround) speed *= 0.2;
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return 1.0 / speed;
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}
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public static double getBreakTime(GeyserSession session, BlockMapping blockMapping, ItemMapping item, @Nullable DataComponents components, boolean isSessionPlayer) {
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boolean isShearsEffective = session.getTagCache().is(BlockTag.LEAVES, blockMapping) || session.getTagCache().is(BlockTag.WOOL, blockMapping); //TODO called twice
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boolean canHarvestWithHand = blockMapping.isCanBreakWithHand();
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String toolType = "";
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String toolTier = "";
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boolean correctTool = false;
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boolean toolCanBreak = false;
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if (item.isTool()) {
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toolType = item.getToolType();
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toolTier = item.getToolTier();
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correctTool = correctTool(session, blockMapping, toolType);
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toolCanBreak = canToolTierBreakBlock(session, blockMapping, toolTier);
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}
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int toolEfficiencyLevel = ItemUtils.getEnchantmentLevel(components, Enchantment.JavaEnchantment.EFFICIENCY);
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int hasteLevel = 0;
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int miningFatigueLevel = 0;
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if (!isSessionPlayer) {
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// Another entity is currently mining; we have all the information we know
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return calculateBreakTime(blockMapping.getHardness(), toolTier, canHarvestWithHand, correctTool, toolCanBreak, toolType, isShearsEffective,
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toolEfficiencyLevel, hasteLevel, miningFatigueLevel, false, true);
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}
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hasteLevel = Math.max(session.getEffectCache().getHaste(), session.getEffectCache().getConduitPower());
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miningFatigueLevel = session.getEffectCache().getMiningFatigue();
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boolean waterInEyes = session.getCollisionManager().isWaterInEyes();
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boolean insideOfWaterWithoutAquaAffinity = waterInEyes &&
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ItemUtils.getEnchantmentLevel(session.getPlayerInventory().getItem(5).getComponents(), Enchantment.JavaEnchantment.AQUA_AFFINITY) < 1;
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return calculateBreakTime(blockMapping.getHardness(), toolTier, canHarvestWithHand, correctTool, toolCanBreak, toolType, isShearsEffective,
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toolEfficiencyLevel, hasteLevel, miningFatigueLevel, insideOfWaterWithoutAquaAffinity, session.getPlayerEntity().isOnGround());
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}
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public static double getSessionBreakTime(GeyserSession session, BlockMapping blockMapping) {
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PlayerInventory inventory = session.getPlayerInventory();
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GeyserItemStack item = inventory.getItemInHand();
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ItemMapping mapping = ItemMapping.AIR;
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DataComponents components = null;
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if (item != null) {
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mapping = item.getMapping(session);
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components = item.getComponents();
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}
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return getBreakTime(session, blockMapping, mapping, components, true);
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}
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/**
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* Given a position, return the position if a block were located on the specified block face.
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* @param blockPos the block position
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* @param face the face of the block - see {@link org.geysermc.mcprotocollib.protocol.data.game.entity.object.Direction}
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* @return the block position with the block face accounted for
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*/
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public static Vector3i getBlockPosition(Vector3i blockPos, int face) {
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return switch (face) {
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case 0 -> blockPos.sub(0, 1, 0);
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case 1 -> blockPos.add(0, 1, 0);
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case 2 -> blockPos.sub(0, 0, 1);
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case 3 -> blockPos.add(0, 0, 1);
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case 4 -> blockPos.sub(1, 0, 0);
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case 5 -> blockPos.add(1, 0, 0);
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default -> blockPos;
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};
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}
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/**
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* Taking in a complete Java block state identifier, output just the block ID of this block state without the states.
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* Examples:
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* minecraft:oak_log[axis=x] = minecraft:oak_log
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* minecraft:stone_brick_wall[east=low,north=tall,south=none,up=true,waterlogged=false,west=tall] = minecraft:stone_brick_wall
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* minecraft:stone = minecraft:stone
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*
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* @param fullJavaIdentifier a full Java block identifier, with possible block states.
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* @return a clean identifier in the format of minecraft:block
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*/
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public static String getCleanIdentifier(String fullJavaIdentifier) {
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int stateIndex = fullJavaIdentifier.indexOf('[');
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if (stateIndex == -1) {
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// Identical to its clean variation
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return fullJavaIdentifier;
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}
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return fullJavaIdentifier.substring(0, stateIndex);
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}
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public static BlockCollision getCollision(int blockId) {
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return BlockRegistries.COLLISIONS.get(blockId);
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}
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public static BlockCollision getCollisionAt(GeyserSession session, Vector3i blockPos) {
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return getCollision(session.getGeyser().getWorldManager().getBlockAt(session, blockPos));
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}
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public static BlockCollision getCollisionAt(GeyserSession session, int x, int y, int z) {
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return getCollision(session.getGeyser().getWorldManager().getBlockAt(session, x, y, z));
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}
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private BlockUtils() {
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}
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}
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