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> Unreal Engine API Reference > Plugins > LidarPointCloudRuntime > IO > FLidarPointCloudFileIO_LAS_PublicHeaderBlock

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FLidarPointCloudFileIO_LAS_PublicHeaderBlock

LAS - Public Header Block As per LAS Specification v.1.4 - R14

Windows

MacOS

Linux

References

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

Syntax

struct FLidarPointCloudFileIO_LAS_PublicHeaderBlock

Remarks

LAS - Public Header Block As per LAS Specification v.1.4 - R14

Variables

	Name	Description
double[6]	Bounds	Order of data changes depending on the file version used Pre 1.4: MaxX, MinX, MaxY, MinY, MaxZ, MinZ 1.4+: MaxX, MaxY, MaxZ, MinX, MinY, MinZ
uint16	FileCreationDayofYear
uint16	FileCreationYear
uint32	FileSignature	Base set, 227 bytes
uint16	FileSourceID
char[32]	GeneratingSoftware
uint16	GlobalEncoding
uint16	HeaderSize
uint32	LegacyNumberOfPointRecords
uint32[5]	LegacyNumberOfPointsByReturn
uint32	NumberOfEVLRs
uint64	NumberOfPointRecords
uint64[15]	NumberOfPointsByReturn
uint32	NumberOfVLRs
FDoubleVector	Offset
uint32	OffsetToPointData
uint8	PointDataRecordFormat
uint16	PointDataRecordLength
uint32	ProjectID_GUIDData1
uint16	ProjectID_GUIDData2
uint16	ProjectID_GUIDData3
uint8[8]	ProjectID_GUIDData4
FDoubleVector	ScaleFactor
uint64	StartOfFirstEVLR	Added in 1.4, extra 140 bytes
uint64	StartOfWaveformDataPacketRecord	Added in 1.3, extra 8 bytes
char[32]	SystemIdentifier
uint8	VersionMajor
uint8	VersionMinor

Functions

	Name	Description
FLidarPointC...	Generate ( const int64& NumberOfPoints, const FDoubleVector& Min, const FDoubleVector& Max )	Generates a new 1.2 compliant header, with pre-populated data.
FVector	GetExtent()
FString	GetFormatDescription()
FDoubleVecto...	GetMax()
FDoubleVecto...	GetMin()
uint64	GetNumberOfPoints()
FDoubleVecto...	GetOrigin()
uint16	GetRecordLengthByFormat ( uint8 Format )
bool	HasRGB()
bool	IsLegacyFormat()
bool	IsValid()
bool	PointDataContainsExtraContent()	Returns true if the point data contains user-specific extra bytes
void	SetMax ( const FDoubleVector& Max )
void	SetMin ( const FDoubleVector& Min )

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