Defines the type of surface shading used with Z-buffering.
Window number (or ALL) to which command applies (defaults to 1).
FACET or 0
Facet shading (one color per area face).
GOURAUD or 1
Gouraud smooth shading (smooth variation of color based on interpolated vertex colors) (default).
PHONG or 2
Phong smooth shading (smooth variation of color based on interpolated vertex normals).
Defines the type of surface shading used on area, volume, and PowerGraphics [/GRAPHICS,POWER] displays when software Z-buffering is enabled [/TYPE]. This command is only functional for 2-D display devices.
This command is valid in any processor.