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DoubleComplexBackward2DFFT Class

DoubleComplexBackward2DFFT represents the backward discrete fourier transform of a 2D complex signal vector.
Inheritance Hierarchy
SystemObject
  CenterSpace.NMath.CoreFFT2DBase
    CenterSpace.NMath.CoreDoubleComplexBackward2DFFT

Namespace: CenterSpace.NMath.Core
Assembly: NMath (in NMath.dll) Version: 7.4
Syntax
[SerializableAttribute]
public class DoubleComplexBackward2DFFT : FFT2DBase, 
	ICloneable

The DoubleComplexBackward2DFFT type exposes the following members.

Constructors
 NameDescription
Public methodDoubleComplexBackward2DFFT(FFT2DBase) Constructs a backward 2D FFT instance by copying the configuration from another FFT instance.
Public methodDoubleComplexBackward2DFFT(Int32, Int32) Constructs a backward 2D FFT instance for double complex signal vectors.
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Properties
 NameDescription
Public propertyBackwardScaleFactor Gets or sets the backward scale factor of the FFT; The default is 1.0
Public propertyColumns Gets the number of expected colums in FFT input array
(Inherited from FFT2DBase)
Public propertyDimension Gets the FFT dimension; typically either 1, 2 or 3.
(Inherited from FFT2DBase)
Public propertyDirection Gets the direction of the FFT, either forward or backward.
(Inherited from FFT2DBase)
Public propertyDomain Gets the forward domain of signal data; either complex or real.
(Inherited from FFT2DBase)
Public propertyPrecision Gets the FFT precision; either float or double
(Inherited from FFT2DBase)
Public propertyRows Gets the number of expected rows in FFT input array
(Inherited from FFT2DBase)
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Methods
 NameDescription
Public methodClone Creates a deep copy of this FFT instance.
Public methodCreateInverseFFT Creates a forward FFT instance of this backward double complex 2D FFT.
Public methodFFT(DoubleComplex, DoubleComplex) Computes backward 2D FFT of min and places the result in mout
Public methodFFT(DoubleComplexMatrix, DoubleComplexMatrix) Computes the backward 2D FFT of min and places the result in mout
Public methodFFTInPlace(DoubleComplex) Computes the in-place backward 2D FFT of the signal minout.
Public methodFFTInPlace(DoubleComplexMatrix) Computes the in-place backward 2D FFT of the signal minout.
Public methodSetScaleFactorByLength Sets the backward FFT scale factor to 1/Rows*Cols.
Public methodToString Returns a String containing a summary of this FFT type.
(Inherited from FFT2DBase)
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Fields
 NameDescription
Protected fieldconfigColMajor_ Internal MKL configuration manager for column major arrays. The two configurations are identical in all ways except in how they interpret 2D array data.
(Inherited from FFT2DBase)
Protected fieldconfigRowMajor_ Internal MKL configuration manager for row major arrays. The two configurations are identical in all ways except in how they interpret 2D array data.
(Inherited from FFT2DBase)
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Remarks
The forward FFT is defined to have a positive exponent in the transform with a default scale factor of 1.0.
See Also