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API > API/Plugins > API/Plugins/DisplayCluster > API/Plugins/DisplayCluster/IDisplayClusterProjectionPolicy
Description
Build preview mesh This MeshComponent cannot be moved freely. This MeshComponent is attached to the geometry from the real world via Origin. When the screen geometry in the real world changes position, the position of this component must also be changed.
| Name | GetOrCreatePreviewMeshComponent |
| Type | function |
| Header File | /Engine/Plugins/Runtime/nDisplay/Source/DisplayCluster/Public/Render/Projection/IDisplayClusterProjectionPolicy.h |
| Include Path | #include "Render/Projection/IDisplayClusterProjectionPolicy.h" |
virtual UMeshComponent * GetOrCreatePreviewMeshComponent
(
IDisplayClusterViewport * InViewport,
bool & bOutIsRootActorComponent
)
Parameters
| Name | Remarks |
|---|---|
| InViewport | Projection specific parameters. |
| bOutIsRootActorComponent | return true, if used custom root actor component. return false, if created unique temporary component |