1.5 (Unreal Engine 4.11)

Note

Simplygon 8.0 port for 4.11 is available with Simplygon_UE4.11.994 release.

Major changes

  • MassiveLOD has been deprecated/repurposed, see Deprecating MassiveLOD for more information.
  • Added Replacement Volumes.
  • Added Simplygon Swarm, makes it possible to distribute HLOD processing to the grid (think Lightmass or IncrediBuild).
  • Optimization Settings has been refactorized in both Persona and Static Mesh Editor.
    • Added settings remapper between old settings and new settings. You'll need to run: -run=resavepackages -FixupLegacySetting

NewOptSettings.png

  • Added Level Editor toolbar button. E.g you can easily note if Simplygon has been initialized or not.

SG_State.png (1)

  • Added per-project Simplygon settings. E.g you can, among others, change license file path from these settings.

SG_PerProjectSettings.PNG

  • File path changes:
    • SimplygonSDKRuntimeReleasex64.dll is now located at \Engine\Binaries\ThirdParty\NotForLicensees\Simplygon
    • Simplygon_5_license.dat default path has changed to \Engine\Binaries\ThirdParty\NotForLicensees\Simplygon (can be changed through project settings)
    • SimplygonSDK.h is now located at \Engine\Source\ThirdParty\NotForLicensees\Simplygon\Simplygon-latest\Inc

Other changes

  • General code refactorization to better match "vanilla" code
    • Proxy settings is now using the vanilla type FMeshProxySettings globally in the engine.
    • Material proxy settings is now using the vanilla type FMaterialProxySettings globally in the engine.
    • Reverted some changes done to static mesh DDC.
    • Added FGroupedStaticMeshOptimizationSettings which combines remeshing and reduction settings.
    • Added FGroupedSkeletalMeshOptimizationSettings which combines remeshing and reduction settings.
  • Added HLOD visualization (ported from 4.12).
  • Added flag Aggregate Meshes to HLOD simplification settings.
  • Added Zipping support to UAT, used when packing SimplygonSwarm jobs.
  • Persona: Added per-LOD flag to choose if morph targets should be transferred to LOD or not.
  • Persona: Added per-LOD flag for auto computing LOD distances.
  • Persona: Fixed a crash bug where LODIndex could be greater than the size of MorphLODModels array.
  • Added Screen Size as an reduction metric in both Persona and Static Mesh Editor.
  • Static Mesh Editor: Modified the logic of the settings apply button.
  • Added global settings to enable Simplygon's ChartAggregator when creating material proxies.

ChartAggregator.png ChartAggregator_Mesh.png

  • Removed unnecessary per-attribute settings for material proxies.

Known issues

  • Lightmaps of HLODs generated with Aggregate Meshes enabled results in bad lightmaps.

Simplygon 8.0 support

  • Simplygon 8.0 support was added with 4.11-1.5.994.