def xyzi_to_lonlati( verts ):
'''Converts a list of (x, y, z, i) vertices into a list of (lon, lat, i)
vertices, where 'i' is a silent index
'''
cverts = []
for v in verts :
t = list( geocoords.lonlat_deg_norm( MVec( v[:-1] ) ) )
t.append( v[-1] )
cverts.append( t )
return cverts
def xyz_to_lonlat( verts ):
'''Converts a list of (x, y, z) vertices into a list of (lon, lat)
vertices
'''
cverts = [ geocoords.lonlat_deg_norm( MVec( v ) ) for v in verts ]
return cverts