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SETWM

       SUBROUTINE  SETWM (TMODEL)
 C$    (World Coordinate Modelling Transformation Matrix)
 C$    Supply a  4  by  4  homogeneous  coordinate  transformation
 C$    matrix, TMODEL(*,*), which is  applied to object  modelling
 C$    coordinates to rotate, translate,  project, etc. to  obtain
 C$    world coordinates before mapping the world coordinates onto
 C$    the viewing volume.
 C$    (01-APR-82)