aleksander netzel 5fb13876bb Add proper support for streamed geometries (geometries initialized as StreamingDestination) when dynamic ray tracing is enabled: ...

* Add FRayTracingGeometry::EGeometryStateFlags for tracking the state instead of several bools:
 - Add new state for tracking if the geometry was streamed in - its primary use is for dynamic ray tracing.
 - When ray tracing is toggled on at runtime we only recreate geometries that were marked as streamed in.
* Streamed geometries have to be created in a different way than regular geometries:
 - Creating geometry with StreamingDestination type will not allocate any memory for BLAS buffers.
 - Those can only be initialized by InitRHIForStreaming from temporary geometry with a StreamingSource type
 - Added FRayTracingGeometry::InitRHIForDynamicRayTracing() to handle both StreamingDestination and Rendering
  - For StreamingDestination it will do similar steps as normal mesh streaming does.
* Add missing RayTracingGeometry initialization when dynamic ray tracing was enabled but ray tracing was disabled.

#rb tiago.costa, yuriy.odonnell
#preflight 6372245ebf76990b71f5d021

[CL 23116977 by aleksander netzel in ue5-main branch]

2022-11-14 08:48:54 -05:00

..

Private

Add proper support for streamed geometries (geometries initialized as StreamingDestination) when dynamic ray tracing is enabled:

2022-11-14 08:48:54 -05:00

Public

Add proper support for streamed geometries (geometries initialized as StreamingDestination) when dynamic ray tracing is enabled:

2022-11-14 08:48:54 -05:00

RenderCore.Build.cs

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