Regular API function

Description	Sets the material (used by the physics engines) of a specific shape. You might have to also call sim.resetDynamicObject for changes to take effect.
C synopsis	simInt simSetShapeMaterial(simInt shapeHandle,simInt materialIdOrShapeHandle)
C parameters	shapeHandle: the handle of the shape. See also simGetObjectHandle. materialIdOrShapeHandle: a predefined dynamic material ID, or the handle of another shape you wish to copy the material properties from.
C return value	-1 in case of an error.
Lua synopsis	number result=sim.setShapeMaterial(number shapeHandle,number materialIdOrShapeHandle)
Lua parameters	Same as C-function
Lua return values	Same as C-function