anonymous_namespace{KzComputation.cpp} Namespace Reference

Functions
complex_t	normalizedSLD (const Material &material)
complex_t	checkForUnderflow (complex_t val)

Function Documentation

normalizedSLD()

complex_t anonymous_namespace{KzComputation.cpp}::normalizedSLD

(

const Material &

material

)

Definition at line 21 of file KzComputation.cpp.

{
    if (material.typeID() != MATERIAL_TYPES::MaterialBySLD)
        throw std::runtime_error("Error in normalizedSLD: passed material has wrong type");
 
    complex_t sld = std::conj(material.materialData()) / (Units::angstrom * Units::angstrom);
    sld *= 4.0 * M_PI;
    return sld;
}

References Units::angstrom, M_PI, MaterialBySLD, Material::materialData(), and Material::typeID().

Referenced by KzComputation::computeKzFromSLDs().

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checkForUnderflow()

complex_t anonymous_namespace{KzComputation.cpp}::checkForUnderflow

(

complex_t

val

)

Definition at line 31 of file KzComputation.cpp.

{
    return std::norm(val) < 1e-80 ? complex_t(0.0, 1e-40) : val;
}

Referenced by KzComputation::computeKzFromRefIndices(), KzComputation::computeKzFromSLDs(), and KzComputation::computeReducedKz().