Function RwGetClumpVertexViewportPosition (ByVal Clmp As Long, ByVal vindex As Long, ByVal Cam As Long, x As Long, y As Long, Visible As Long) As Integer
RwGetClumpVertexViewportPosition = iRwGetClumpVertexViewportPosition(Clmp, vindex, Cam, x, y, Visible, ID_RWGETCLUMPVERTEXVIEWPORTPOSITION)
End Function
Function RwGetClumpViewportRect (ByVal Clmp As Long, ByVal Cam As Long, x As Long, y As Long, Wid As Long, Hght As Long) As Long
RwGetClumpViewportRect = iRwGetClumpViewportRect(Clmp, Cam, x, y, Wid, Hght, ID_RWGETCLUMPVIEWPORTRECT)
Function RwRotateMatrix (ByVal Matx As Long, ByVal RlVX As Variant, ByVal RlVY As Variant, ByVal RlVZ As Variant, ByVal RlT As Variant, ByVal Op As Long) As Long
Function RwRotateMatrixCos (ByVal Matx As Long, ByVal RlVX As Variant, ByVal RlVY As Variant, ByVal RlVZ As Variant, ByVal RlCT As Variant, ByVal RlDir As Variant, ByVal Op As Long) As Long