spectral_data.h

Go to the documentation of this file.

#pragma once
 
#include <array>
#include <cstddef>
#include <vector>
 
namespace ph::math::spectral_data
{
 
// XYZ color matching functions for CIE 1931 2-degree standard.
 
using ArrayXYZCMF = std::array<double, 471>;
 
const ArrayXYZCMF& XYZ_CMF_CIE_1931_2_degree_wavelengths_nm();
const ArrayXYZCMF& XYZ_CMF_CIE_1931_2_degree_X();
const ArrayXYZCMF& XYZ_CMF_CIE_1931_2_degree_Y();
const ArrayXYZCMF& XYZ_CMF_CIE_1931_2_degree_Z();
 
// CIE standard D65 illuminant spectrum.
 
using ArrayD65 = std::array<double, 531>;
 
const ArrayD65& CIE_D65_wavelengths_nm();
const ArrayD65& CIE_D65_values();
 
// Data for Smits' RGB to spectrum conversion algorithm.
// The conversion result will resembles a standard illuminant E's spectrum 
// when linear sRGB value reaches its white point (1, 1, 1).
 
using ArraySmits = std::array<double, 40>;
 
const ArraySmits& smits_linear_sRGB_to_spectrum_E_wavelengths_nm();
const ArraySmits& smits_linear_sRGB_to_spectrum_E_white();
const ArraySmits& smits_linear_sRGB_to_spectrum_E_cyan();
const ArraySmits& smits_linear_sRGB_to_spectrum_E_magenta();
const ArraySmits& smits_linear_sRGB_to_spectrum_E_yellow();
const ArraySmits& smits_linear_sRGB_to_spectrum_E_red();
const ArraySmits& smits_linear_sRGB_to_spectrum_E_green();
const ArraySmits& smits_linear_sRGB_to_spectrum_E_blue();
 
}// end namespace ph::math::spectral_data