keywords: [UE4]Baking lighting across multiple hosts

Keywords: UE4, Baking lighting cross multiple hosts, cooking, package, 联机烘焙, 联机构建

Steps

Start SwarmAgent.exe (Directory: Engine\Binaries\DotNET\)

Swtich to Settings tab, and modify properties as shown in following:

AgentGroupName：WORKGROUP
AllowedRemoteAgentGroup：WORKGROUP
CoordinatorRemotingHost：10.10.10.14

AgentGroupName is the name of Workgroup on Windows OS, you can find it here: right click This PC -> Properties.

Then click Ping Coordinator:

If there’s no error log (red font), it means that it worked:

You don’t need to disable Firewall of windows, because Swarm Agent would be added to whitelist of Firewall automatically on installing UE4.

Issue: WorldSettings Maps need lighting rebuilt

Error on building lighting:

WorldSettings Maps need lighting rebuilt.

Solution:

  1. Delete the stuff in folder: Engine\Saved\Swarm\SwarmCache\;
  2. Delete the stuff in folder: C:\Users\[username]\AppData\Local\UnrealEngine\4.14;
  3. Open UE.sln and rebuild UnrealLightmass.

Origin:
UE4 Fix – “Lighting build failed. Swarm failed to kick off.”
https://zaggoth.wordpress.com/2017/04/26/swarm-failed-to-kick-off/

References

Build Operations: Cook, Package, Deploy, and Run
https://docs.unrealengine.com/en-US/Engine/Deployment/BuildOperations/index.html

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