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  3. FLidarPointCloudOctreeNode

FLidarPointCloudOctreeNode

WARNING: Exercise caution when modifying the contents of the Octree, as it may be in use by the Rendering Thread via FPointCloudSceneProxy Use the [FLidarPointCloudOctree::DataLock](API\Plugins\LidarPointCloudRuntime\FLidarPointCloudOctree\DataLock) prior to such attempt Child ordering 0 X- Y- Z- 1 X- Y- Z+ 2 X- Y+ Z- 3 X- Y+ Z+ 4 X+ Y- Z- 5 X+ Y- Z+ 6 X+ Y+ Z- 7 X+ Y+ Z+ Represents a single octant in the tree.

Unreal Engine C++ API Reference > Plugins > LidarPointCloudRuntime

References

   
Module LidarPointCloudRuntime
Header /Engine/Plugins/Enterprise/LidarPointCloud/Source/LidarPointCloudRuntime/Public/LidarPointCloudOctree.h
Include #include "LidarPointCloudOctree.h"

Syntax

struct FLidarPointCloudOctreeNode

Remarks

WARNING: Exercise caution when modifying the contents of the Octree, as it may be in use by the Rendering Thread via FPointCloudSceneProxy Use the FLidarPointCloudOctree::DataLock prior to such attempt Child ordering 0 X- Y- Z- 1 X- Y- Z+ 2 X- Y+ Z- 3 X- Y+ Z+ 4 X+ Y- Z- 5 X+ Y- Z+ 6 X+ Y+ Z- 7 X+ Y+ Z+ Represents a single octant in the tree.

Constructors

  Type Name Description
Public function    
Public function    
Public function  

FLidarPointCloudOctreeNode ( FLidarPointCloudOctree* Tree,
const uint8& Depth
)

  
Public function  

FLidarPointCloudOctreeNode ( FLidarPointCloudOctree* Tree,
const uint8& Depth,
const uint8& LocationInParent,
const FVector3f& Center
)

  

Destructors

  Type Name Description
Public function    

Functions

  Type Name Description
Public function void

AddPointCount ( int32 PointCount
)

 Convenience function, to add point statistics to the Tree table.
Public function bool

BuildDataCache ( bool bUseStaticBuffers,
bool bUseRayTracing
)

 Builds and updates the necessary render data buffers Returns true if successful
Public function void

Empty ( bool bRecursive
)

 Removes all points.
Public function Const int64

GetAllocatedSize ( bool bRecursive,
bool bIncludeBulkData
)

 Returns the amount of memory used by this node
Public function Const FBox Calculates and returns the bounds of this node
Public function Const FLidarPointCloudOctreeNode *

GetChildNodeAtLocation ( const uint8& Location
)

 Returns a pointer to the node at the given location, or null if one doesn't exist yet.
Public function Const uint8  
Public function Const FLidarPointCloudPoint *

GetData ()

 Returns a pointer to the point data
Public function TSharedPtr< FLidarPointCloudRenderBuffer > Returns a pointer to the point data
Public function Const uint32 Returns the maximum depth of any children of this node .
Public function Const uint32 Returns the sum of grid and padding points allocated to this node.
Public function Const uint32 Returns the sum of visible grid and padding points allocated to this node.
Public function Const FLidarPointCloudPoint * Returns a pointer to the point data and prevents it from being released
Public function TSharedPtr< FLidarPointCloudRayTracingGeometry > Return a pointer to the ray tracing geometry
Public function Const FSphere Calculates and returns the sphere bounds of this node
Public function TSharedPtr< FLidarPointCloudVertexFactory > Return a pointer to the vertex factory containing pre-cached geometry
Public function Const bool

HasData ()

 Returns true, if the node has its data loaded
Public function Const bool Returns true, if the node has its data loaded
Public function void

InsertPoints ( const FLidarPointCloudPoint* Points,
const int64& Count,
ELidarPointCloudDuplicateHandling DuplicateHandling,
const FVector3f& Translation
)

 Attempts to insert given points to this node or passes it to the children, otherwise.
Public function void

InsertPoints ( FLidarPointCloudPoint** Points,
const int64& Count,
ELidarPointCloudDuplicateHandling DuplicateHandling,
const FVector3f& Translation
)

 Attempts to insert given points to this node or passes it to the children, otherwise.
Public function void

ReleaseData ( bool bForce
)

 Releases the BulkData If forced, the node will be released even if persistent
Public function void Releases and removes the render data cache
Public function void Sorts the points by visibility (visible first) to optimize data processing and rendering
Public function void  

Operators

  Type Name Description
Public function FLidarPointCloudOctreeNode &  
Public function FLidarPointCloudOctreeNode &  

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