mirror of https://github.com/GeyserMC/Geyser.git
81 lines
3.1 KiB
Java
81 lines
3.1 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.entity.type;
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import org.cloudburstmc.math.vector.Vector3f;
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import org.geysermc.geyser.entity.EntityDefinition;
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import org.geysermc.geyser.session.GeyserSession;
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import java.util.UUID;
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public class FireballEntity extends ThrowableEntity {
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private final Vector3f acceleration;
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/**
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* The number of ticks to advance movement before sending to Bedrock
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*/
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protected int futureTicks = 3;
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public FireballEntity(GeyserSession session, int entityId, long geyserId, UUID uuid, EntityDefinition<?> definition, Vector3f position, Vector3f motion, float yaw, float pitch, float headYaw) {
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super(session, entityId, geyserId, uuid, definition, position, Vector3f.ZERO, yaw, pitch, headYaw);
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float magnitude = motion.length();
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if (magnitude != 0) {
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acceleration = motion.div(magnitude).mul(0.1f);
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} else {
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acceleration = Vector3f.ZERO;
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}
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}
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private Vector3f tickMovement(Vector3f position) {
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position = position.add(motion);
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float drag = getDrag();
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motion = motion.add(acceleration).mul(drag);
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return position;
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}
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@Override
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protected void moveAbsoluteImmediate(Vector3f position, float yaw, float pitch, float headYaw, boolean isOnGround, boolean teleported) {
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// Advance the position by a few ticks before sending it to Bedrock
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Vector3f lastMotion = motion;
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Vector3f newPosition = position;
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for (int i = 0; i < futureTicks; i++) {
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newPosition = tickMovement(newPosition);
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}
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super.moveAbsoluteImmediate(newPosition, yaw, pitch, headYaw, isOnGround, teleported);
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this.position = position;
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this.motion = lastMotion;
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}
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@Override
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public void tick() {
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if (removedInVoid()) {
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return;
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}
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moveAbsoluteImmediate(tickMovement(position), getYaw(), getPitch(), getHeadYaw(), false, false);
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}
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}
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