Add magma cube jumping visual

connector/src/main/java/org/geysermc/connector/entity/living/MagmaCubeEntity.java

@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a copy
+ *  of this software and associated documentation files (the "Software"), to deal
+ *  in the Software without restriction, including without limitation the rights
+ *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ *  copies of the Software, and to permit persons to whom the Software is
+ *  furnished to do so, subject to the following conditions:
+ *
+ *  The above copyright notice and this permission notice shall be included in
+ *  all copies or substantial portions of the Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ *  THE SOFTWARE.
+ *
+ *  @author GeyserMC
+ *  @link https://github.com/GeyserMC/Geyser
+ *
+ */
+
+package org.geysermc.connector.entity.living;
+
+import com.github.steveice10.mc.protocol.data.game.entity.metadata.EntityMetadata;
+import com.nukkitx.math.vector.Vector3f;
+import com.nukkitx.protocol.bedrock.data.entity.EntityData;
+import org.geysermc.connector.entity.type.EntityType;
+import org.geysermc.connector.network.session.GeyserSession;
+
+public class MagmaCubeEntity extends SlimeEntity {
+
+    public MagmaCubeEntity(long entityId, long geyserId, EntityType entityType, Vector3f position, Vector3f motion, Vector3f rotation) {
+        super(entityId, geyserId, entityType, position, motion, rotation);
+    }
+
+    @Override
+    public void updateBedrockMetadata(EntityMetadata entityMetadata, GeyserSession session) {
+        super.updateBedrockMetadata(entityMetadata, session);
+    }
+
+    @Override
+    public void moveRelative(GeyserSession session, double relX, double relY, double relZ, Vector3f rotation, boolean isOnGround) {
+        updateJump(session, isOnGround);
+        super.moveRelative(session, relX, relY, relZ, rotation, isOnGround);
+    }
+
+    @Override
+    public void moveAbsolute(GeyserSession session, Vector3f position, Vector3f rotation, boolean isOnGround, boolean teleported) {
+        updateJump(session, isOnGround);
+        super.moveAbsolute(session, position, rotation, isOnGround, teleported);
+    }
+
+    public void updateJump(GeyserSession session, boolean newOnGround) {
+        if (newOnGround != onGround) {
+            // Add the jumping effect to the magma cube
+            metadata.put(EntityData.CLIENT_EVENT, (byte) (newOnGround ? 1 : 2));
+            updateBedrockMetadata(session);
+        }
+    }
+}

connector/src/main/java/org/geysermc/connector/entity/type/EntityType.java

@@ -74,7 +74,7 @@ public enum EntityType {
     SILVERFISH(MonsterEntity.class, 39, 0.3f, 0.4f),
     CAVE_SPIDER(MonsterEntity.class, 40, 0.5f, 0.7f),
     GHAST(FlyingEntity.class, 41, 4.0f),
-    MAGMA_CUBE(SlimeEntity.class, 42, 0.51f),
+    MAGMA_CUBE(MagmaCubeEntity.class, 42, 0.51f),
     BLAZE(BlazeEntity.class, 43, 1.8f, 0.6f),
     ZOMBIE_VILLAGER(ZombieEntity.class, 44, 1.8f, 0.6f, 0.6f, 1.62f),
     WITCH(RaidParticipantEntity.class, 45, 1.8f, 0.6f, 0.6f, 1.62f),