Classes
class	ConstraintSpecification
	This class is subject to change. Programs using this class may require changes with a new version of VirtualLab. This class stores the specification of all constraints applied during an IFTA optimization. More...

class	DesignAlgorithmHandler
	This class is subject to change. Programs using this class may require changes with a new version of VirtualLab. The IFTA Optimization Document. More...

class	IterationDataOutput
	This class is subject to change. Programs using this class may require changes with a new version of VirtualLab. Delegates and parameters to be used for visualizing progress during iteration, for logging merit functions, and for creating animations More...

Enumerations
enum	DesignMethod { IFTAApproach , GeometricalOpticsBeamShaping }
	This class is subject to change. Programs using this class may require changes with a new version of VirtualLab. Supported Design methods (IFTA or geometric beam shaping). More...

enum	DesignStep { NotStarted , SetInitialTransmission , SPO , SNRPhase , SoftQuant , SNRQuant }
	This class is subject to change. Programs using this class may require changes with a new version of VirtualLab. Design steps used for progress indication More...

enum	InitialTransmissionMethod { ConstantOne , RandomPhase , SignalField , RandomSignalPhase }
	This class is subject to change. Programs using this class may require changes with a new version of VirtualLab. Supported transmission types of initial transmission functions More...

enum	LoggingFunction { NumItCurrentStep , WindowEfficiency , ConversionEfficiency , SNR , UniformityError , DCIntensity , MaxNoiseIntensity , ProjectionStrength , ScaleFactorAbs , ScaleFactorArg , DCEfficiency , LastEntry }
	This class is subject to change. Programs using this class may require changes with a new version of VirtualLab. Parameters which can be logged during iteration More...

enum	PropagationType { AngularFarField , TwoFSetup , FresnelPropagation , AngularSpectrumPropagation , UserDefined }
	Supported propagation types More...

enum	TransmissionType { ContinuousPhaseOnly , QuantizedPhaseOnly , ContinuousAmplitudeOnly , QuantizedAmplitudeOnly , Complex , ContinuousSpiral , QuantizedSpiral }
	Supported transmission types More...

Enumeration Type Documentation

◆ DesignMethod

enum DesignMethod

This class is subject to change. Programs using this class may require changes with a new version of VirtualLab.
Supported Design methods (IFTA or geometric beam shaping).

Enumerator
IFTAApproach	Design approach based on iterative Fourier transform algorithm.
GeometricalOpticsBeamShaping	Design approach based on geometric beam shaping.

◆ DesignStep

enum DesignStep

This class is subject to change. Programs using this class may require changes with a new version of VirtualLab.
Design steps used for progress indication

Enumerator
NotStarted	No design running
SetInitialTransmission	Step for setting initial transmission function
SPO	SPO step
SNRPhase	SNR optimization for phase-only constraint
SoftQuant	Soft quantization
SNRQuant	SNR optimization for quantization constraint

◆ InitialTransmissionMethod

enum InitialTransmissionMethod

This class is subject to change. Programs using this class may require changes with a new version of VirtualLab.
Supported transmission types of initial transmission functions

Enumerator
ConstantOne	Constant one
RandomPhase	Random phase
SignalField	Backward propagated desired output field
RandomSignalPhase	Backward propagated desired output field (random phase)

◆ LoggingFunction

enum LoggingFunction

This class is subject to change. Programs using this class may require changes with a new version of VirtualLab.
Parameters which can be logged during iteration

Enumerator
NumItCurrentStep	Iteration number in current design step
WindowEfficiency	Window efficiency in percent
ConversionEfficiency	Conversion efficiency in percent
SNR	Signal-to-noise ratio in dB
UniformityError	Uniformity error in percent
DCIntensity	Zeroth order intensity in the same scaling as the desired output field
MaxNoiseIntensity	Maximum noise intensity in scaling of the desired output field
ProjectionStrength	Projection strength
ScaleFactorAbs	Magnitude of optimal scale factor
ScaleFactorArg	Phase of optimal scale factor in radians
DCEfficiency	Zeroth order intensity related to input field power
LastEntry	Not used for logging

◆ PropagationType

enum PropagationType

Supported propagation types

Enumerator
AngularFarField	far field setup (angular output plane coordinates)
TwoFSetup	2 f setup (metric output plane coordinates)
FresnelPropagation	Fresnel propagation (metric output plane coordinates)
AngularSpectrumPropagation	Angular spectrum propagation (metric output plane coordinates)
UserDefined	Selects a user defined propagation operator. The user-defined propagation operator must base on SystemUsingTEA base class.

◆ TransmissionType

enum TransmissionType

Supported transmission types

Enumerator
ContinuousPhaseOnly	Continuous phase-only function
QuantizedPhaseOnly	Quantized phase-only function
ContinuousAmplitudeOnly	Continuous amplitude-only function
QuantizedAmplitudeOnly	Quantized amplitude-only function
Complex	Normalized complex-valued function
ContinuousSpiral	Allows to choose a dependency between amplitude and phase of the transmission used for spatial light modulators and index modulated elements. Only allowed in the index modulation design module and the developer edition.
QuantizedSpiral	Allows to choose a dependency between amplitude and phase of the transmission used for spatial light modulators and index modulated elements. Only allowed in the index modulation design module and the developer edition.

Classes