jian ru a5273abebd Changes needed to turn on static mesh LOD streaming post HLR ...

- RHI APIs that support releasing or changing underlying resources without releasing RHI objects (only implemented for dx11, dx12, and vulkan currently)
- Fixed a crash when mesh particles are used with LOD streaming on
- Fixed a static mesh derived data atomicity problem

Tested on following platforms:
- Win64 editor: vertex color painting, changing some static mesh settings, PIE
- Win64 client: play in a map, LLM
- XB1 client: play in a map

[FYI] Ben.Woodhouse, Chris.Bunner, Emil.Persson, Hongyi.Yu, Luke.Thatcher, Marcus.Wassmer, Rolando.Caloca

#ROBOMERGE-OWNER: lina.halper
#ROBOMERGE-AUTHOR: jian.ru
#ROBOMERGE-SOURCE: CL 5814770 via CL 5817160 via CL 5817164
#ROBOMERGE-BOT: ANIM (Main -> Dev-Anim)

[CL 5848084 by jian ru in Dev-Anim branch]

2019-04-12 13:17:53 -04:00

..

Private

Changes needed to turn on static mesh LOD streaming post HLR

2019-04-12 13:17:53 -04:00

Public

Changes needed to turn on static mesh LOD streaming post HLR

2019-04-12 13:17:53 -04:00

EmptyRHI.Build.cs

Merging //UE4/Dev-Main to Dev-Anim (//UE4/Dev-Anim) @ CL 4643671

2018-12-17 06:31:16 -05:00