Decals Mapping PropertyManager
The Mapping tab of the Decals PropertyManager controls the
placement, size, and orientation of the decal and provides rendering capabilities.
Selected Geometry
For assemblies only:
Apply changes at assembly
component level. Changes are applied to components only in the
assembly document.
Apply changes at part document
level. Changes are applied in the part document.
Select the geometry on which the decal is to be placed.
Select
Faces
Select
Surfaces
Select Bodies
Select
Features
Mapping and Size/Orientation
Mapping type. Select a type
from the list. Some options under Mapping
and Size/Orientation vary depending
on the type selected.
Spheres and cylinders are
recognized automatically.
Label.
Also known as UV, maps decals onto model faces, including multiple contiguous
non-planar surfaces, in a way that is analogous to placing an adhesive
label on a real part, with no stretching or shrinking.
Projection.
Maps all points onto a specified plane and then projects the decal onto
the reference entity.
Spherical.
Maps all points onto a sphere.
Cylindrical.
Maps all points onto a cylinder.
The following options under Size/Orientation
are the same for all mapping types.
You can select one or two of the following options.
Fixed aspect ratio
Fit width to selection
Fit height to selection
You can specify both of the following sizes
if all the options above are cleared, or one size if one of the options
above is selected.
Aspect ratio (read only). Displays
the current aspect ratio.
Rotation 
. Type
a number, move the slider, or drag 
in the graphics area
to specify the decal rotation angle.
Mirror horizontally. Flip the
decal image horizontally.
Mirror vertically. Flip the
decal image vertically.
Reset to Image. Returns the
aspect ratio to the original aspect ratio of the decal image.