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API > API/Plugins > API/Plugins/MovieSceneAnimMixerEditor
Custom track model for Animation Mixer tracks. Supports hierarchical child tracks (e.g., control rig tracks) that render as nested tracks under the anim mixer track. Uses preview-based dragging with outliner-style drop indicators.
| Name | FAnimationMixerTrackModel |
| Type | class |
| Header File | /Engine/Plugins/Experimental/MovieSceneAnimMixer/Source/MovieSceneAnimMixerEditor/Public/MVVM/AnimationMixerTrackModel.h |
| Include Path | #include "MVVM/AnimationMixerTrackModel.h" |
Syntax
class FAnimationMixerTrackModel : public UE::Sequencer::FTrackModel
Inheritance Hierarchy
- BaseType → TOutlinerModelMixin → FOutlinerItemModel → FEvaluableOutlinerItemModel → FTrackModel → FAnimationMixerTrackModel
- UE::MovieScene::TIntrusiveEventHandler< UE::MovieScene::ISignedObjectEventHandler > → FTrackModel → FAnimationMixerTrackModel
- UE::MovieScene::IDeferredSignedObjectFlushSignal → FTrackModel → FAnimationMixerTrackModel
Implements Interfaces
Constructors
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
FAnimationMixerTrackModel
(
UMovieSceneTrack* Track |
MVVM/AnimationMixerTrackModel.h |
Typedefs
| Name | Type | Remarks | Include Path |
|---|---|---|---|
| Implements | ::UE::Sequencer::TImplements< FTrackModel > | MVVM/AnimationMixerTrackModel.h |
Variables
Public
| Name | Type | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|---|
| AutoRegisterTypeTable | ::UE::Sequencer::ICastable::FAutoRegisterTypeTable | MVVM/AnimationMixerTrackModel.h | ||
| ID | ::UE::Sequencer::TAutoRegisterViewModelTypeID< FAnimationMixerTrackModel > | MVVM/AnimationMixerTrackModel.h |
Protected
| Name | Type | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|---|
| bIsInDrag | bool | Track if we're currently in a drag operation (to prevent view mode changes during drag) | MVVM/AnimationMixerTrackModel.h | |
| CachedPreview | TOptional< FAnimMixerDropPreview > | Cached drop preview (only valid during drag) | MVVM/AnimationMixerTrackModel.h | |
| LayerBar | TSharedPtr< FLayerBarModel > | MVVM/AnimationMixerTrackModel.h | ||
| LayerBarList | FViewModelListHead | Layer bar shown when the track is collapsed. | MVVM/AnimationMixerTrackModel.h |
Functions
Public
Public Virtual
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
virtual FViewModelVariantIterator GetTopLevelChildTrackAreaModels() |
MVVM/AnimationMixerTrackModel.h | ||
virtual int32 OnPaintSectionDragPreview
(
const FGeometry& TrackAreaGeometry, |
MVVM/AnimationMixerTrackModel.h |
Overridden from FTrackModel
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
virtual void OnConstruct() |
MVVM/AnimationMixerTrackModel.h |
Overridden from FEvaluableOutlinerItemModel
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
virtual bool IsDeactivated() |
MVVM/AnimationMixerTrackModel.h | ||
virtual void SetIsDeactivated
(
bool bInIsDeactivated |
MVVM/AnimationMixerTrackModel.h |
Overridden from ISectionDragOwnerExtension
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
virtual void OnBeginSectionVerticalDrag() |
MVVM/AnimationMixerTrackModel.h | ||
virtual void OnEndSectionVerticalDrag
(
const FSectionVerticalDragContext& Context |
MVVM/AnimationMixerTrackModel.h | ||
virtual bool OnSectionVerticalDrag
(
const FSectionVerticalDragContext& Context |
MVVM/AnimationMixerTrackModel.h |
Protected Virtual
Overridden from FTrackModel
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
virtual void ForceUpdate() |
MVVM/AnimationMixerTrackModel.h | ||
virtual void ShiftRowsDownFromIndex
(
int32 StartIndex, |
Override section drag functions to consider both sections AND child tracks. | MVVM/AnimationMixerTrackModel.h |
Static
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
static void RegisterTypeID() |
MVVM/AnimationMixerTrackModel.h |