I think that Inquire('apply transform') will change the positions numerically
rather than just on the screen. That's my memory, anyway. Maybe someone else
can confirm.On Jun 25, 10:55am, Fred Ramsing wrote: > Subject: [opendx-users] lost on transformation matrix > Hi all, > > I tried using the Scale, Rotate, and Translate modules to operate on the > positions component, but they don't actually change the positions, only > the arrangement in the Image. > > I want to apply a transformation matrix on a GeoTIFF file using the > Compute module, as in the following: > > coords = Mark( field, "positions"); > temp_coords = Compute( "$0 dot $1", coords, matrix ); > field = Unmark(temp_coords, "positions"); > > So how do I build the transformation matrix? > > TIA, > > > Fred Ramsing >-- End of excerpt from Fred Ramsing
