Support spawn NPC

src/main/java/emu/grasscutter/game/entity/EntityNPC.java

@@ -0,0 +1,81 @@
+package emu.grasscutter.game.entity;
+
+import emu.grasscutter.game.props.EntityIdType;
+import emu.grasscutter.game.world.Scene;
+import emu.grasscutter.net.proto.*;
+import emu.grasscutter.scripts.data.SceneNPC;
+import emu.grasscutter.utils.Position;
+import it.unimi.dsi.fastutil.ints.Int2FloatOpenHashMap;
+
+public class EntityNPC extends GameEntity{
+
+    private final Position position;
+    private final Position rotation;
+    private final SceneNPC metaNpc;
+    private final int suiteId;
+
+    public EntityNPC(Scene scene, SceneNPC metaNPC, int blockId, int suiteId) {
+        super(scene);
+        this.id = getScene().getWorld().getNextEntityId(EntityIdType.NPC);
+        setConfigId(metaNPC.config_id);
+        setGroupId(metaNPC.group.id);
+        setBlockId(blockId);
+        this.suiteId = suiteId;
+        this.position = metaNPC.pos.clone();
+        this.rotation = metaNPC.rot.clone();
+        this.metaNpc = metaNPC;
+
+    }
+
+    @Override
+    public Int2FloatOpenHashMap getFightProperties() {
+        return null;
+    }
+
+    @Override
+    public Position getPosition() {
+        return position;
+    }
+
+    @Override
+    public Position getRotation() {
+        return rotation;
+    }
+
+    public int getSuiteId() {
+        return suiteId;
+    }
+
+    @Override
+    public SceneEntityInfoOuterClass.SceneEntityInfo toProto() {
+
+       EntityAuthorityInfoOuterClass.EntityAuthorityInfo authority = EntityAuthorityInfoOuterClass.EntityAuthorityInfo.newBuilder()
+               .setAbilityInfo(AbilitySyncStateInfoOuterClass.AbilitySyncStateInfo.newBuilder())
+               .setRendererChangedInfo(EntityRendererChangedInfoOuterClass.EntityRendererChangedInfo.newBuilder())
+               .setAiInfo(SceneEntityAiInfoOuterClass.SceneEntityAiInfo.newBuilder()
+                       .setIsAiOpen(true)
+                       .setBornPos(getPosition().toProto()))
+               .setBornPos(getPosition().toProto())
+               .build();
+
+        SceneEntityInfoOuterClass.SceneEntityInfo.Builder entityInfo = SceneEntityInfoOuterClass.SceneEntityInfo.newBuilder()
+                .setEntityId(getId())
+                .setEntityType(ProtEntityTypeOuterClass.ProtEntityType.PROT_ENTITY_NPC)
+                .setMotionInfo(MotionInfoOuterClass.MotionInfo.newBuilder()
+                        .setPos(getPosition().toProto())
+                        .setRot(getRotation().toProto())
+                        .setSpeed(VectorOuterClass.Vector.newBuilder()))
+                .addAnimatorParaList(AnimatorParameterValueInfoPairOuterClass.AnimatorParameterValueInfoPair.newBuilder())
+                .setEntityClientData(EntityClientDataOuterClass.EntityClientData.newBuilder())
+                .setEntityAuthorityInfo(authority)
+                .setLifeState(1);
+
+
+        entityInfo.setNpc(SceneNpcInfoOuterClass.SceneNpcInfo.newBuilder()
+                        .setNpcId(metaNpc.npc_id)
+                        .setBlockId(getBlockId())
+                .build());
+
+        return entityInfo.build();
+    }
+}