Geosoft GXNet API Reference
Geosoft.Desktop.GXNetX
CDU Class
CDU Methods
ADOTableNames Method
AnSig Method
Append Method
AvgAzimuth Method
BaseData Method
BaseDataEx Method
BoundLine Method
BPFilt Method
BreakLine Method
BreakLine2 Method
BreakLineToGroups Method
BreakLineToGroups2 Method
BSpline Method
CalculateDrapedSurveyAltitude Method
CalculateDrapedSurveyAltitude2 Method
ClosestPoint Method
CopyLine Method
CopyLineAcross Method
CopyLineChanAcross Method
CopyLineMasked Method
CreateDrillholeParameterWeightConstraintDatabase Method
DAOTableNames Method
Decimate Method
Diff Method
DirectGridDataToVoxel Method
DirectGridItemCountsToVoxel Method
Distance Method
Distance3D Method
Distline Method
DupChanLocks Method
DupChans Method
EditDuplicates Method
EMTauTrendWindow Method
Export Method
Export2 Method
ExportAMIRA Method
ExportAseg Method
ExportAsegProj Method
ExportChanCRC Method
ExportCSV Method
ExportDatabaseCRC Method
ExportGBN Method
ExportGeodatabase Method
ExportMDB Method
ExportSHP Method
ExportXYZ Method
ExportXYZ2 Method
FFT Method
Filter Method
FootprintCoverageDynamic Method
FootprintCoverageStatic Method
GenLev Method
GenLevDB Method
GenXYZTemp Method
GetChanDataLST Method
GetChanDataVV Method
GetExistingFeatureClassesInGeodatabase Method
GetXYZNumFields Method
Gradient Method
GravDrift Method
GravDrift2 Method
GravTide Method
GridLoad Method
GridLoadXYZ Method
Head Method
iEMTauAutomatic Method
iEMTauCalc Method
iEMTauLateTime Method
iEMTauManual Method
IImportBIN3 Method
ImpCBPly Method
ImportADO Method
ImportAllADO Method
ImportAllDAO Method
ImportAMIRA Method
ImportAseg Method
ImportAsegProj Method
ImportBIN Method
ImportBIN2 Method
ImportBIN4 Method
ImportDAARC500Serial Method
ImportDAARC500SerialGPS Method
ImportDAO Method
ImportESRI Method
ImportGBN Method
ImportIoGAS Method
ImportODDF Method
ImportPico Method
ImportUBCModMsh Method
ImportUSGSPost Method
ImportXYZ Method
ImportXYZ2 Method
IndexOrder Method
Interp Method
InterpGap Method
Intersect Method
IntersectAll Method
IntersectGDBtoTBL Method
IntersectOld Method
IntersectTBLtoGDB Method
LabTemplate Method
LoadGravity Method
LoadGravityCG6 Method
LoadLTB Method
MakeFid Method
Mask Method
Math Method
MergeLine Method
ModFidRange Method
Move Method
NLFilt Method
Normal Method
PolyFill Method
PolyMask Method
ProjectData Method
ProjectXYZ Method
ProjPoints Method
QCInitSeparation Method
QCSurveyPlan Method
QCSurveyPlan2 Method
RangeXY Method
RangeXYZ Method
RangeXYZData Method
rDirection Method
ReFid Method
ReFidAllCh Method
ReFidCh Method
Rotate Method
SampleGD Method
SampleIMG Method
SampleIMGLineLST Method
ScanADO Method
ScanAseg Method
ScanDAO Method
ScanPico Method
Sort Method
SortIndex Method
SortIndex2 Method
SplitLine Method
SplitLine2 Method
SplitLineByDirection Method
SplitLineByDirection2 Method
SplitLineXY Method
SplitLineXY2 Method
SplitLineXY3 Method
Stat Method
TableLineFid Method
TableLook1 Method
TableLook2 Method
TableLookI2 Method
TableLookR2 Method
TableSelectedLinesFid Method
TimeConstant Method
Trend Method
UpdateIntersectDB Method
VoxelSection Method
WriteWA Method
XyzLine Method
XyzLine2 Method
XyzLine3 Method
ZMask Method
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CDUBPFilt Method
This method applies a band-pass filter to the specified line/channel and places the output in the output channel.

Available since Oasis montaj version: 5.0
License: Available to anyone with an Oasis Montaj license.  

Namespace: Geosoft.Desktop.GXNetX
Assembly: geosoft.desktop.gxnetx (in geosoft.desktop.gxnetx.dll)
Notes
If the short and long wavelengths are <= 0, the input channel is simply copied to the output channel without filtering.
Syntax
Copy
public static void BPFilt(
	CGXNETCore gxNetShared,
	CDB db,
	int line,
	int i_ch,
	int o_ch,
	double sw,
	double lw,
	int filt_len
)

Parameters

gxNetShared
Type: GeoEngine.Core.GXNetXCGXNETCore
A shared CGXNETCore
db
Type: GeoEngine.Core.GXNetXCDB
Database
line
Type: SystemInt32
Line handle
i_ch
Type: SystemInt32
Input channel to filter [&lt;define&gt;DB_LOCK_READONLY&lt;/define&gt;]
o_ch
Type: SystemInt32
Output filtered channel [&lt;define&gt;DB_LOCK_READWRITE&lt;/define&gt;]
sw
Type: SystemDouble
Short wavelength cutoff, 0 for highpass
lw
Type: SystemDouble
Long wavelength cutoff, 0 for lowpass
filt_len
Type: SystemInt32
Filter Length, 0 for default length
See Also