@spiceErrorCheck<EOL>def vprjp(vin, plane):
vin = stypes.toDoubleVector(vin)<EOL>vout = stypes.emptyDoubleVector(<NUM_LIT:3>)<EOL>libspice.vprjp_c(vin, ctypes.byref(plane), vout)<EOL>return stypes.cVectorToPython(vout)<EOL>
Project a vector onto a specified plane, orthogonally.

http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/vprjp_c.html

:param vin: The projected vector. 
:type vin: 3-Element Array of floats
:param plane: Plane containing vin. 
:type plane: spiceypy.utils.support_types.Plane
:return: Vector resulting from projection.
:rtype: 3-Element Array of floats