Luis Gonzalez
48 lines
1.8 KiB
C#
48 lines
1.8 KiB
C#
using ProjectM.Simulation;
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using Unity.Burst;
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using Unity.Collections;
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using Unity.Entities;
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using Unity.NetCode;
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namespace ProjectM.Client
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{
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/// <summary>
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/// Client-side connection handshake: for every connection that has been assigned a
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/// <see cref="NetworkId"/> but is not yet <see cref="NetworkStreamInGame"/>, mark it in-game and
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/// fire a <see cref="GoInGameRequest"/> RPC so the server spawns this client's player ghost.
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/// Adding NetworkStreamInGame is what gates snapshot/command flow on. Mirrors the netcode
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/// "networked-cube" go-in-game sample.
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/// </summary>
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[BurstCompile]
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[WorldSystemFilter(WorldSystemFilterFlags.ClientSimulation | WorldSystemFilterFlags.ThinClientSimulation)]
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public partial struct GoInGameClientSystem : ISystem
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{
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[BurstCompile]
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public void OnCreate(ref SystemState state)
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{
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var builder = new EntityQueryBuilder(Allocator.Temp)
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.WithAll<NetworkId>()
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.WithNone<NetworkStreamInGame>();
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state.RequireForUpdate(state.GetEntityQuery(builder));
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}
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[BurstCompile]
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public void OnUpdate(ref SystemState state)
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{
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var ecb = new EntityCommandBuffer(Allocator.Temp);
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foreach (var (_, connection) in
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SystemAPI.Query<RefRO<NetworkId>>().WithNone<NetworkStreamInGame>().WithEntityAccess())
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{
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ecb.AddComponent<NetworkStreamInGame>(connection);
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var request = ecb.CreateEntity();
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ecb.AddComponent<GoInGameRequest>(request);
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ecb.AddComponent(request, new SendRpcCommandRequest { TargetConnection = connection });
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}
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ecb.Playback(state.EntityManager);
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}
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}
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}
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