SCATMECH > Classes and Functions

Classes and Functions

The classes and functions in the SCATMECH library can be divided into seven catagories:

• Polarization
• Optical Properties of Materials
• Free-Space Scattering Models
• Grating Models
• Surface Scattering Models
• Property Models
• Utility

Polarization

The following classes and functions enable calculations of polarimetric quantities by providing some of the more common representations for polarization states, their transfer functions, and common elements.

• class MuellerMatrix
• class StokesVector
• class JonesMatrix
• class JonesVector
• Common polarization elements and states

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Optical Properties of Materials

The following classes and functions provide descriptions of the optical properties of bulk materials and thin films.

• class optical_constant
• class dielectric_constant
• class dielectric_function
• class dielectric_stack
• class StackModel
• Reflection and transmission coefficients

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Free-Space Scattering Models

The following classes provide models for scattering from free-space particles.

• Abstract class Free_Space_Scatterer
• Abstract class SphericalScatterer
• class RayleighScatterer
• class RayleighGansSphereScatterer
• class MieScatterer
• class CoatedMieScatterer
• class MultilayerCoatedMieScatterer
• class TMatrix_Axisymmetric_Scatterer
• class Optically_Active_Sphere_Scatterer

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Grating Diffraction Models

The following classes provide simulation codes for diffraction by one- and two-dimensionally periodic gratings.

• class RCW_Model
• class CrossRCW_Model

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Surface Scattering Models

The following classes provide implementations of a variety of surface scattering models.

• Abstract class BRDF_Model
• Abstract class Roughness_BRDF_Model
• class Microroughness_BRDF_Model
• class Correlated_Roughness_BRDF_Model
• class Two_Face_BRDF_Model
• class Roughness_Stack_BRDF_Model
• class Correlated_Roughness_Stack_BRDF_Model
• class Uncorrelated_Roughness_Stack_BRDF_Model
• class Growth_Roughness_Stack_BRDF_Model
• class Facet_BRDF_Model
• class Shadowed_Facet_BRDF_Model
• class Subsurface_Facet_BRDF_Model
• class Lambertian_BRDF_Model
• class Diffuse_Subsurface_BRDF_Model
• Abstract class Local_BRDF_Model
• class Rayleigh_Defect_BRDF_Model
• class OneLayer_BRDF_Model
• class Rayleigh_Stack_BRDF_Model
• class Double_Interaction_BRDF_Model
• class Subsurface_Particle_BRDF_Model
• class Bobbert_Vlieger_BRDF_Model
• class Axisymmetric_Particle_BRDF_Model
• class Subsurface_Bobbert_Vlieger_BRDF_Model
• class Subsurface_Axisymmetric_Particle_BRDF_Model
• Abstract class Instrument_BRDF_Model
• class Rayleigh_Instrument_BRDF_Model
• class Finite_Aperture_Instrument_BRDF_Model
• class Focussed_Beam_Instrument_BRDF_Model
• class First_Diffuse_BRDF_Model
• class Two_Source_BRDF_Model
• class Three_Source_BRDF_Model
• class Four_Source_BRDF_Model
• class Transmit_BRDF_Model
• class RCW_BRDF_Model
• class CrossRCW_BRDF_Model
• class ZernikeExpansion_BRDF_Model
• class Polydisperse_Sphere_BRDF_Model

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Property Models

The following classes are other models used by the SCATMECH library, mostly used to describe material properties.

• Abstract class Slope_Distribution_Function
• Abstract class PSD_Function
• Abstract class Shadow_Function
• Abstract class Phase_Function
• Abstract class Polarized_Phase_Function
• Abstract class Axisymmetric_Shape
• Abstract class Grating
• Abstract class CrossGrating
• Abstract class Reflectance
• Abstract class Distribution
• class VolumeParticleSizeDistribution
• class SurfaceParticleSizeDistribution

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Utility

The following classes and functions are used internally by the SCATMECH library.

• Abstract class Model
• template class Model_Ptr<Model>
• class Inheritance
• class Matrix3D<TYPE>
• class Vector3D<TYPE>
• class Table
• User interface functions
• class SCATMECH_exception

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Current SCATMECH version: 7.22 (April 2021)