LuxPy: a package for lighting and color science

• Author: K.A.G. Smet (ksmet1977 at gmail.com)

• Version: 1.12.5

• Date: November 19, 2025

• License: GPLv3

Contents:

• License: GPLv3
• Installation
  • Install luxpy
  • Use of LuxPy package in Spyder IDE
  • Use of LuxPy package in Jupyter notebook
• Imported (required) packages
  • Core
  • Imported 3e party dependencies :
  • Lazily imported 3e party dependencies ():
  • 3e party dependencies (automatic install on import)
  • 3e party dependencies (requiring manual install)
• Luxpy package structure
  • Utils sub-package
    • get_Axes3D_module()
    • np2d()
    • np3d()
    • np2dT()
    • np3dT()
    • put_args_in_db()
    • vec_to_dict()
    • loadtxt()
    • savetxt()
    • getdata()
    • dictkv()
    • meshblock()
    • asplit()
    • ajoin()
    • broadcast_shape()
    • todim()
    • read_excel()
    • write_excel()
    • show_luxpy_tree()
    • is_importable()
    • get_function_kwargs()
    • profile_fcn()
    • unique()
    • save_pkl()
    • load_pkl()
    • imread()
    • imsave()
    • lazy_import()
    • tree()
  • Math sub-package
    • Module with useful math functions
    • normalize_3x3_matrix()
    • symmM_to_posdefM()
    • check_symmetric()
    • in_hull()
    • check_posdef()
    • positive_arctan()
    • line_intersect()
    • erf()
    • erfinv()
    • histogram()
    • pol2cart()
    • cart2pol()
    • spher2cart()
    • cart2spher()
    • bvgpdf()
    • mahalanobis2()
    • dot23()
    • rms()
    • geomean()
    • polyarea()
    • magnitude_v()
    • angle_v1v2()
    • v_to_cik()
    • cik_to_v()
    • fmod()
    • remove_outliers()
    • fit_ellipse()
    • fit_cov_ellipse()
    • linterp()
    • interpolatedunivariatespline()
    • interp1_sprague5()
    • interp1_sprague_cie224_2017()
    • interp1_lagrange()
    • interp1()
    • ndinterp1()
    • ndinterp1_scipy()
    • box_m()
    • pitman_morgan()
    • stress()
    • stress_F_test()
    • mean_distance_weighted()
    • round()
    • _interpolate_with_nans()
    • _extrap_y()
    • minimizebnd()
    • vec3/
    • DEMO/
  • Spectrum sub-package
    • spectrum: sub-package supporting basic spectral calculations
    • getwlr()
    • getwld()
    • spd_normalize()
    • spectral_interp()
    • cie_interp()
    • spd()
    • xyzbar()
    • vlbar()
    • vlbar_cie_mesopic()
    • get_cie_mesopic_adaptation()
    • spd_to_xyz()
    • spd_to_xyz_barebones()
    • spd_to_ler()
    • spd_to_power()
    • detect_peakwl()
    • create_spectral_interpolator()
    • wls_shift()
    • spd_to_xyz_legacy()
    • cri_ref()
    • blackbody()
    • spd_to_indoor()
    • daylightlocus()
    • daylightphase()
    • get_daylightloci_parameters()
    • get_daylightphase_Mi_coeffs()
    • read_spdx()
    • write_spdx()
    • SPD class
  • Color sub-package
    • utils/
    • ctf/
    • cct/
    • cct/robertson1968
    • cat/
    • cam/
    • deltaE/
    • whiteness/
    • cri/
    • cri/VFPX/
    • XYZ,LAB classes
  • Toolboxes
    • photbiochem/
    • indvcmf/
    • spdbuild/
    • hypspcim/
    • dispcal/
    • rgb2spec/
    • iolidfiles/
    • spectro/
    • sherbrooke_spectral_indices/
    • spectral_mismatch_and_uncertainty/
    • technoteamlmk/
    • stereoscopicviewer/

Indices and tables

• Index

• Module Index

• Search Page