Threading in Unity

Single thread / direct  -force-gfx-direct

  • Main thread
    • device

 

Multithread / client+worker pair -force-gfx-mt
default, and if GraphicsJobs checkbox is off

  • Main thread
    • device
    • client
  • Render thread
    • device
    • worker

 

Graphics Jobs / legacy  -force-gfx-jobs=legacy

 

Graphics Jobs / native  -force-gfx-jobs=native

if GraphicsJobs checkbox is on.
if platform / API doesn’t support native then will fallback to legacy
only in player + Vulkan / DX12

  • Main thread
    • device
    • client
  • Render thread
    • device
    • worker
  • Job thread
    • N render thread

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