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									Rhino mapping problem with Sphere projection
					Posted: Wed Apr 24, 2013 12:20 am
					by adamwade
					Is it me or is there a problem with Rhino's (v4) spherical mapping widget ?  I'm trying to make a circular brushed metal pattern, which I would normally use a standard horizontal brush map with a sphere projector.  If the sphere mapping widget is rotated so that the polar end of the sphere is pointing normal to the object surface then I used to get a circular brushed material.  Now I only get a weird jagged line mess.
Any thoughts ?
Thanks,
Adam
							 
			
					
									Re: Rhino mapping problem with Sphere projection
					Posted: Wed Apr 24, 2013 12:28 am
					by JDHill
					Generally, I'd take that to  mean you need a finer tesselation on the object being mapped. What happens if you use Obj Props > Custom Mesh to do that?
							 
			
					
									Re: Rhino mapping problem with Sphere projection
					Posted: Wed Apr 24, 2013 12:46 am
					by polynurb
					just adding to what JD mentioned, i have seen that sometimes rhino v4 doesn't pick up custom mesh changes immediately.
in your case, to be 100% sure, run "refreshShade" command on the object in question, it will force the rebuild of the rendermesh.
also if your object is a flat plane, or has several planar faces, you will need to set the max edge length attribute in detailed controls settings to get a finer tesselation.(make sure simple planes is NOT checked)
-daniel
							 
			
					
									Re: Rhino mapping problem with Sphere projection
					Posted: Wed Apr 24, 2013 2:57 am
					by adamwade
					Wow !  I can't believe that was it.  I thought it was a bug for the last year.... 
 
Thanks so much JD & Polynurb.