Editor crashing with density scaling is enabled on foliage being placed on a terrain.

UE - LD & Art - World Building - Foliage - Jan 3, 2022

Created a new level and added a terrain. Added grass foliage and enabled density scaling located in the grass foliage settings mode. After placing foliage on terrain, the editor crashes. This is ...

[Feature Request] CVars for HISMC

UE - LD & Art - World Building - Foliage - Jun 18, 2021

Currently some (if not all or most) foliage CVars affect both foliage and HISMC. It would be nice to split this so that users can change the values of one without affecting the other. ...

Loading instanced static mesh causes memory leak in packaged game

UE - LD & Art - World Building - Foliage - Mar 3, 2021

The leaking variable is UInstancedStaticMeshComponent::InstanceDataBuffers. The memory block is passed to InitPerInstanceRenderData() via InstanceDataBuffers.Release(). But the function doesn't mana ...

The HISM will have double drawcalls when player opens r.Mobile.AllowDitheredLODTransition

UE - LD & Art - World Building - Foliage - Nov 2, 2020

Please check the Function GetDynamicMeshElements in HierarchicalInstancedStaticMesh.cpp. The  Function Traverse in GetDynamicMeshElements will always return two Lod levels, even the transition is f ...

"ShowFlag.InstancedFoliage 0" hides HISMC

UE - LD & Art - World Building - Foliage - Jul 29, 2020

Hierarchical Instanced Static Mesh components that contain no foliage are disappearing when ShowFlag.InstancedFoliage 0 is used. This was reported and tested in 4.24.3 (CL-11590370) and reproduced ...

Support Collision View for HISM

UE - LD & Art - World Building - Foliage - Jun 9, 2020

Landscape Grass does not spawn initially outside Foliage Mode

UE - LD & Art - World Building - Foliage - Mar 26, 2020

Foliage spawned from Landscape Materials is not initially created. The user must enter Foliage Mode before the refresh is pushed and foliage is created. I can reproduce this issue with or without E ...

Landscape Grass renders offset from Landscapes

UE - LD & Art - World Building - Foliage - Mar 24, 2020

Foliage spawned from Landscape Materials is rendering offset from the Landscape the material is applied to. I can reproduce this issue with or without Edit Layers enabled. I'm unable to reproduce ...

Unable to select Foliage in the World Outliner

UE - LD & Art - World Building - Foliage - Mar 13, 2020

Foliage is not an asset that you can select through the World Outliner and the "Select" button in Foliage Tool is not working for this case. If you create new foliage, it will be set to scale 0 and ...

Landscape Grass scale not applied when min and max are same value

UE - LD & Art - World Building - Foliage - Feb 13, 2020

If min and max scale are the same in a LandscapeGrassType asset, scale will not be applied. Confirmed in 4.25 MAIN @ CL 11318998 ...