Added the abiity to tag and retrieve any anim graph node (similar to how we could reference linked anim graph nodes previously).
Ported linked anim graph nodes to use the new system
Added the ability to reference any anim graph node by tag (via a new custom node, spawnable from the context menu, with the appearance of an actor reference in a level blueprint)
Added tag display and editing in the bottom-right of anim graph nodes
Added new override point to SGraphNodeK2Var to allow for title widget parameters to be overriden by child classes
#jira UE-126286 - Anim node functions: Add anim node references
#rb Jurre.deBaare
#ROBOMERGE-AUTHOR: thomas.sarkanen
#ROBOMERGE-SOURCE: CL 17472894 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v870-17433530)
[CL 17472913 by thomas sarkanen in ue5-release-engine-test branch]
Also fixes missing error when using a non-thread-safe function call on an anim node
Also exposes CreateNodeFunctionsWidget on base anim graph node widget so that non-derived types can use it
#jira UE-124986 - Users Can Change Anim Node Functions to Non-Thread Safe
#rb Jurre.deBaare
#ROBOMERGE-AUTHOR: thomas.sarkanen
#ROBOMERGE-SOURCE: CL 17437637 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v870-17433530)
[CL 17437664 by thomas sarkanen in ue5-release-engine-test branch]
Added 'initial update' concept and a seperate tracker via node relevancy subsystem to track it.
#ROBOMERGE-SOURCE: CL 17387331 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v865-17346139)
[CL 17387349 by thomas sarkanen in ue5-release-engine-test branch]
In the case where child clases are PostLoaded() after their parents, incorrect node data can be assigned to the class causing OOB access. This fix switches the init of the node data to be lazy/latched, so subsequent subclass loads dont overwrite parent class node data
#jira FROST-4098
#rb Jurre.deBaare
#ROBOMERGE-SOURCE: CL 17386060 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v865-17346139)
[CL 17386077 by thomas sarkanen in ue5-release-engine-test branch]
#jira UE-124719 - Assert occurs when selecting Call Site options other than Automatic or Thread Safe within a Property Access node
#ROBOMERGE-SOURCE: CL 17368301 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v865-17346139)
[CL 17368323 by thomas sarkanen in ue5-release-engine-test branch]
For now, removing these as their semantics are due to change
Also converting Update and Become Relevant functions to use more-devived-typed update context (less casting required)
#rb Jurre.deBaare
#ROBOMERGE-SOURCE: CL 16771205 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v836-16769935)
[CL 16771237 by thomas sarkanen in ue5-release-engine-test branch]
- SetPreviewSkeletalMesh to UAnimationAsset and UAnimBlueprint
- Functionality to retrieve UAnimationGraphs and UAnimationGraphNodes of a specific class from UAnimBlueprint and UAnimationGraph respectively
- Functionality for pose driver/asset scripting
#jira UE-117797
#rb Thomas.Sarkanen
#preflight 60d075e32ab218000115936a
#preflight 60d1a3eaa819040001397a52
#ROBOMERGE-SOURCE: CL 16741838 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v835-16672529)
[CL 16741845 by jurre debaare in ue5-release-engine-test branch]
Split 'node context' into an 'evaluation context' and a 'node reference' type and updated regular function signatures when creating node functions. This way we can seperate concerns (and potentially reference anim nodes standalone in the future).
Moved function caller code into function ref file to stop AnimNodeBase bloat.
Fixed functions not being called on root nodes.
#rb Jurre.deBaare
#ROBOMERGE-SOURCE: CL 16727107 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v835-16672529)
[CL 16727111 by thomas sarkanen in ue5-release-engine-test branch]
#jira UE-118296 - Unable to open newly spawned Blend Space Graph nodes
#rb Jurre.deBaare
#ROBOMERGE-SOURCE: CL 16705828 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v835-16672529)
[CL 16705837 by thomas sarkanen in ue5-release-engine-test branch]
Adds 'template' anim BP concept. These anim BPs have no TargetSkeleton and as such cannot have direct references to animations placed inside of their anim graphs
Adds function call support from anim nodes. All anim graph nodes can now call functions when initialized, updated, evaluated or when they first become relevant.
Relevancy is established using a new FAnimSubsystemInstance_NodeRelevancy which tracks nodes in a local map, per UAnimInstance, if nodes require it.
Functions are displayed on the node if bound, and in the details panel.
Added a new override point to FAnimSubsystemInstance to allow for WT init.
Moved FMemberReference customization into a public header so it can be used on anim node functions.
Wrapped functions up into FAnimNodeFunctionRef structure so they can be re-used more effectively. Converted CallFunction node to use them.
Added a couple of simple BP function libraries to demonstrate the use of the new FAnimNodeContext (this is intended to be a generic way of exposing FAnimNode_Base types to script without the node types themselves having to be known to script directly).
Added the ability to set exposed properties as 'always dynamic' so they appear in mutable data rather than being merged into constants. This allows for the anim node data API to be changed to be less strict (and more script friendly). Now values can be set in mutable data (via GET_MUTABLE_ANIM_NODE_DATA_PTR) and attempted sets to constant data can be ignored and reported to client code.
A few minor crash fixes with edge cases (inc when trying to open an asset editor fails because of a missing skeleton/cancellation).
Also fixes an issue where literal linked anim graph/control rig/custom poroperty node inputs didnt get copied
#rb Jurre.deBaare,Aaron.Cox
#ROBOMERGE-SOURCE: CL 16703644 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v835-16672529)
[CL 16703653 by thomas sarkanen in ue5-release-engine-test branch]
Also fix asset references persisting when applying a property access binding
#jira UE-116509 - Unable to create empty Blend Space Graphs in the Anim Graph
#rb Jurre.deBaare
#ROBOMERGE-SOURCE: CL 16657336 in //UE5/Main/...
#ROBOMERGE-BOT: STARSHIP (Main -> Release-Engine-Test) (v833-16641396)
[CL 16657350 by thomas sarkanen in ue5-release-engine-test branch]
