Dont normalize texcoords if min and max are equal.
Dont normalize texcoords if min and max are equal.

pbfy0/visvis,Alwnikrotikz/visvis,pbfy0/visvis,Alwnikrotikz/visvis,chrisidefix/visvis,pbfy0/visvis,chrisidefix/visvis,chrisidefix/visvis,Alwnikrotikz/visvis