* Prevent blocking call to UTexture::ForceUpdateTextureStreaming(). Some requests require the main thread to be ticked in order to run to completion.
#rb trivial
[CL 27434808 by sebastien lussier in ue5-main branch]
Please note that this change doesn't actually affect any baking results, because EmissiveColor always reads linear data from its HDR rendertarget regardless of PerPropertyColorSpace. The fix only affects the value returned by FMaterialBakingModule::IsLinearBake for EmissiveColor, which until now has been incorrect due to the missmatch between PerPropertyColorSpace and how EmissiveColor is actually baked.
#jira UE-184310
#review-25298709 @Jason.Nadro
#preflight 6450d1a70e33f2d51d22b142
[CL 25301160 by aidin abedi in ue5-main branch]
* In this case, instead of baking each mesh material property to it's own buffer, we can write all the meshes to the same buffer as their UVs are already the final ones that do not overlap
* Memory usage is greatly reduced (in test case with ~300 materials to bake, peak is reduced by 5.5GB)
* A lot faster to process (~2x in most cases) as we are doing a single RT readback per baked material property
* We can also skip the final merge of the baked outputs, as we have a single one
Refactored the material baking module to have both code paths (single output and multi outputs) share as much code as possible
#rb jeanfrancois.dube
#preflight 63eba6e0284e76cdadbecb48
[CL 24226039 by sebastien lussier in ue5-main branch]
* If set to true, values stored in the emissive textures will be clamped to the [0, 1] range rather than being normalized and scaled back using the EmissiveScale material static parameter
#rb jeanfrancois.dube
[CL 24075476 by sebastien lussier in ue5-main branch]
Also create a FViewFamilyInfo for DrawTileMesh so that we have a valid SceneTexturesConfig when setting up view uniforms.
Moved material baking renderdoc capture so that it captures warm up frames.
#rb jason.hoerner
#preflight 62aa0ce7273ce16835c64006
[CL 20673323 by Jeremy Moore in ue5-main branch]
Number of warmup frames is controlled by MaterialBaking.VTWarmupFrames CVar and defaults to 5
Warmup should only happen if material samples virtual textures.
#preflight 627ec42a5a0a06a57ea838e6
[CL 20189296 by Jeremy Moore in ue5-main branch]
