Unreal Engine 5.4 PCG - Ep 7 - Generating bigger worlds

Video tutorial to learn more about the generation modes to generate bigger maps. In this video we'll see: * How to scale graphs to cover a big landscape * What are PCG Partition actors and PCG World actor * Pitfalls of partitioning * Hierarchical Generation * Runtime Generation, with Hi-Gen. Link to GitHub for tutorial material: https://github.com/Amathlog/TutorialPCG My twitter if you want to be notified for future videos: https://twitter.com/amathlog Link of the Unreal Source Discord: https://discord.com/invite/unrealsource Link to tutorial in Epic Dev Community: https://dev.epicgames.com/community/learning/tutorials/j4xJ/unreal-engine-introduction-to-procedural-generation-plugin-in-ue5-2 Generation modes documentation: https://dev.epicgames.com/documentation/en-us/unreal-engine/using-pcg-generation-modes-in-unreal-engine Chris Murphy advanced video: https://www.youtube.com/watch?v=ncokCVoN-oU PCG documentation: https://dev.epicgames.com/documentation/en-us/unreal-engine/procedural-content-generation--framework-in-unreal-engine 00:00 Intro 01:44 Setup an open world map with some trees 03:10 Inspecting results and understanding the profiler 04:21 Scale the volume to cover the map 05:10 Why a big volume is bad: loading 06:00 Solution to big maps: partitioned components 07:15 Cleaning zombies Partition Actors 07:27 Scaling the volume back to full map 08:04 Combine PCG generation with HLODs 09:12 Pitfalls of Partitioning 13:18 Discovering Hierarchical Generation (Hi-Gen) 15:06 Visualizing which grid size a node was executed on 15:58 Grid size nodes as generation gates 16:35 Still duplicated work, using the second pin of grid size nodes. 17:51 Introducing Runtime generation 19:35 What is a generation source? 20:29 Overriding generation radius 21:16 Hi-Gen with runtime, rocks on smaller grid size. 22:58 Again with grass 24:31 Final result 24:44 Bonus: Seedling on rocks with the mesh sampler 26:39 Filtering points on top of the rocks 28:27 Select points for even more randomness 28:56 Review of the final graph 29:32 Conclusion Music from #Uppbeat (free for Creators!): https://uppbeat.io/t/adi-goldstein/i-dont-need-your-love License code: NLTRUGHPIGK8CBIT