What are the softwares for making stereoscopic maps?

Stereograph (also called three-dimensional stereograph or stereograph) is a kind of plane image, from which people can feel the stereoscopic effect. Observing such images usually requires special methods or equipment. Stereograms were originally used to represent a pair of images that need to be observed through stereoscope. Now stereograms also include stereograms and autostereoscopic images. Production software 1, primary version: features-rough hook line, single plane layered three-dimensional; 2, the lines are meticulous: the complementary color is uniform, the plane has a layered feeling, and it is partially three-dimensional; 3, high-end stereo: exquisite hook line, complementary color and harmonious volume, the stereo effect is shocking, with the realism of 20-lens stereo photography, no layering, immersive!