Netcode Bootstrap

2026-05-31 14:27:52 -07:00
parent 99d8d2d2a9
commit 7fa77ce821
1813 changed files with 2921554 additions and 84 deletions
@@ -0,0 +1,99 @@
+#if RUKHANKA_WITH_NETCODE
+
+using Unity.Burst;
+using Unity.Collections;
+using Unity.Entities;
+using Unity.Mathematics;
+using Unity.NetCode;
+using Unity.Transforms;
+using static Unity.Entities.SystemAPI;
+using Random = Unity.Mathematics.Random;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+namespace Rukhanka.Samples
+{
+
+public struct ServerSpawnPrefabCommand: IRpcCommand
+{
+	public int spawnCount;
+	public float3 spawnerPos;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+[BurstCompile]
+[WorldSystemFilter(WorldSystemFilterFlags.ServerSimulation)]
+public partial struct ServerSpawnerSystem: ISystem
+{
+	uint updateCounter;
+	BufferLookup<AnimatorControllerParameterComponent> paramBufLookup;
+	ComponentLookup<NetworkId> networkIdLookup;
+
+	EntityQuery prefabSpawners;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+	[BurstCompile]
+	public void OnCreate(ref SystemState ss)
+	{
+		paramBufLookup = ss.GetBufferLookup<AnimatorControllerParameterComponent>();
+		networkIdLookup = ss.GetComponentLookup<NetworkId>();
+
+		var eqb0 = new EntityQueryBuilder(Allocator.Temp)
+		.WithAll<SpawnPrefabComponent, NetworkedPrefab>();
+		prefabSpawners = ss.GetEntityQuery(eqb0);
+	}
+
+	[BurstCompile]
+	public void OnUpdate(ref SystemState ss)
+	{
+		var ecbs = GetSingleton<EndSimulationEntityCommandBufferSystem.Singleton>();
+		var ecb = ecbs.CreateCommandBuffer(ss.WorldUnmanaged);
+		FastAnimatorParameter animSpeed = new FastAnimatorParameter("Crowd_AnimationSpeed");
+
+		paramBufLookup.Update(ref ss);
+		networkIdLookup.Update(ref ss);
+
+		var spawners = prefabSpawners.ToComponentDataArray<SpawnPrefabComponent>(Allocator.Temp);
+
+		foreach (var (c0, c1, e) in Query<RefRO<ServerSpawnPrefabCommand>, RefRO<ReceiveRpcCommandRequest>>().WithEntityAccess())
+		{
+			var spc = c0.ValueRO;
+			var rpc = c1.ValueRO;
+			var random = Random.CreateFromIndex(updateCounter++);
+
+			for (var i = 0; i < spc.spawnCount; ++i)
+			{
+				var spawner = spawners[(int)(random.NextUInt() % spawners.Length)];
+				var entity = ss.EntityManager.Instantiate(spawner.prefabToSpawn);
+
+				var randomPos = random.NextFloat2() * 2 - 1;
+				var position = new float3(randomPos.x, 0, randomPos.y) * spawner.spawnRadius;
+				var rot = quaternion.RotateY(random.NextFloat() * math.PI * 2);
+				var transform = ss.EntityManager.GetComponentData<LocalTransform>(entity);
+
+				transform.Position += position + spc.spawnerPos;
+				transform.Rotation = rot;
+				ecb.SetComponent(entity, transform);
+
+				var netId = networkIdLookup[rpc.SourceConnection];
+				var go = new GhostOwner() { NetworkId = netId.Value };
+				ecb.AddComponent(entity, go);
+				ecb.AppendToBuffer(rpc.SourceConnection, new LinkedEntityGroup { Value = entity });
+
+				if (HasComponent<AnimatorControllerParameterIndexTableComponent>(entity))
+				{
+					var acpit = GetComponent<AnimatorControllerParameterIndexTableComponent>(entity);
+					paramBufLookup.TryGetBuffer(entity, out var acpc);
+					var randomSpeedVal = (random.NextFloat() * 2 - 1) * 0.5f + 1;
+					animSpeed.SetRuntimeParameterData(acpit.value, acpc, new ParameterValue() { floatValue = randomSpeedVal } );
+				}
+			}
+			ecb.DestroyEntity(e);
+		}
+	}
+}
+}
+
+#endif