Fix locations that include the headers to use the "Experimental" subfolder and re-sort includes. No functional change, purely a move, search+replace, and sort of includes.
#rb matt.peters
#preflight 63939eebc415e8dc78d35d63
[CL 23468934 by Zousar Shaker in ue5-main branch]
#rb Per.Larsson
#jira UE-162600
#rnx
#preflight 631597667562a90dfa991913
- Up until now we have been piggybacking off the DDC editor module as the VA statistics panel was originally based on the DDC statistic panel but now we are starting to do more VA editor/UX work so we should probably have our own module.
- This does mean we need to remove the the VA statistics panel from the DDC status bar, but it didn't really belong there and the panel can still be opened via the menu 'Tool->Audit->Virtual Assets'
[CL 21790583 by paul chipchase in ue5-main branch]
#rb Per.Larsson
#jira UE-161296
#rnx
#preflight 62fe3ce73d3fb466b229bcc0
- There are some usecases that require the VA system to initialize the first time it is accessed (usually the first time we attempt to pull a virtualized payload) rather than be initialized in the program start up. This change provides three different methods to achieve this:
-- Setting the define 'UE_VIRTUALIZATION_SYSTEM_LAZY_INIT' to 1 in a programs .target.cs
-- Setting [Core.ContentVirtualization]LazyInit=true in the Engine ini file
-- Running with the commandline option -VA-LazyInit
- If we detect that the source control backend is being initialized on a background thread we do not try to run the FConnect operation. The backend will still work but this does reduce the potential error checking on initialization. This is done because the FConnect operation currently only works on the main thread and to change this would be a bigger work item than we can schedule at the moment.
- UE::Virtualization::Initialize functions now take a EInitializationFlags enum as a parameter. This enum allows the call to ignore all lazy init settings and force the initialization immediately. This is useful for programs like the Virtualization standalone tool which just needs to start the system when needed.
-- The call to ::Initialize in LaunchEngineLoop passes in None and does not ignore lazy initialization.
-- Calls to ::Initialize in the UnrealVirtualizationTool however all use EInitializationFlags::ForceInitialize and ignore lazy initialization settings.
- Fixed an odd bug in UE::Virtualization::Initialize where the error path (if the config file cannot be found) was using a different start up code path.
- Add asserts when assigning to GVirtualizationSystem to make sure that it is null. This is not 100% safe but should catch some potential threading issues, if any.
- Add an assert after lazy initialization (IVirtualizationSystem::Get) to make sure that GVirtualizationSystem was assigned a valid object.
- Improve how we check for legacy values in [Core.ContentVirtualization]. We now support multiple allowed values.
- Added a way to poll if a VA system has been initialize yet or not, this allows us to avoid initializing a VA system if one has not yet been created and we try to:
-- Dump VA profiling stats after cooking
-- Send VA stats to studio analytics
- Note that currently using lazy init loading will probably cause the VA statistics panel not to work, this will be fixed in future work where we will allow the panel to register for a callback when the system is initialized.
[CL 21467510 by paul chipchase in ue5-main branch]
#rb none
#jira UE-159596
#rnx
#preflight 62d94160110da0f944afdd32
### Problem
- When rolling our virtualization to projects we have run into a number of set up problems which has caused users to fail to submit packages from the editor as when the virtualization failed we prevented the overall submit from going through.
- Although we will eventually work through all of these problems and add better fault tolerance for now it is annoying for the content team so we need an easy way for a project to allow package submits to be completed even if the virtualization process part of the submit failed.
- Worth noting that the virtualization process failing should never affect the state of the package files, the only downside is that the packages may not be virtualized.
### Fix
- The virtualization/rehydration of packages now return an enum instead of a bool although at the moment we are only returning Success and Failed, but it will allow us to expand in the future
- Combined the code calling the virtualization process from both the source control window and the source control changelist window into a single utility function.
-- Now the two windows only diverge on how they report failure to the user.
- This new utility function now checks to see if the virtualization manager suggests if failing the virtualization process should block any package submission to source control or not.
- I am not happy with this solution, but I haven't come up with anything that feels right, this solution will at least work.
[CL 21199597 by paul chipchase in ue5-main branch]
#rb Sebastian.Nordgren
#jira UE-159595
#rnx
#preflight 62d13965a66919b6700c8069
### SVirtualAssetsStatistics
- We do not currently have a virtualization specific editor module and have been piggybacking onto the DDC editor module, so although this new code has nothing to do with the VA statistics panel it seems easier to keep the code in a single file and then split it later when we move it to a virtualization editor module.
- At the moment if the files being hydrated are not checked out then the process will fail. Support for auto checkout will be added in a future submit.
### EditorExperimentalSettings
- By default no change will be made to the context menu. The user must edit the experimental editor settings and opt in to be able to see it.
- This is because the feature should not really be used in day to day workflows and is provided to either fix problems or to make it easier for people developing the virtualization system.
### PackageRehydrationProcess
- Fixed some typos in error messages
- Being unable to write to the package is considered an error rather than a warning. It was demoted to a warning when virtualizing to try and reduce the number of blocked submits but we do not have this problem with rehydration.
- Added code to reset the loader of a package if it happens to be already loaded in the editor now that we can invoke it from the editor.
[CL 21107763 by paul chipchase in ue5-main branch]
Added Zen Server Stats to Analytics
#rb zousar.shaker, devin.doucette
#jira none
#preflight 6295d84bd57da28cc8ee9eab
[CL 20434901 by mark lintott in ue5-main branch]
#rb trivial
#jira UE-141659
#preflight 62038c70eb4284aebffe037a
- The UX team think s that the audit submenu is a better fit for SVirtualAssetsStatisticsDialog than the top level.
- Given that the dialogs main use is to audit the amount of data that the user has moved around this makes sense.
[CL 18915332 by paul chipchase in ue5-main branch]
