meridians, parallels
pixels

Cubemap
Spheremap (Lambert azimuthal equal-area)
Mercator
Equirectangular
Cylindric (Lambert cylindrical equal-area)
Azimuthal equidistant
90° 180° 270° flip
Planetary, Free
Pole (planet mode): θ, φ (deg)
factor between 0 and 1
Front, Oblique
Lambert, Oren-Nayar
ambient between 0 and 1
angle (degrees, oblique mode)
roughness (Oren-Nayar mode)
Enable
Spheremap viewer using WebGL. Sample map "planet Klendathu" CC-BY Robert Stein III (2010). Matrix toolset by Brandon Jones, Colin MacKenzie IV. The rest is CC-BY-SA Arnaud Chéritat (2016).