(define (make-vertex3d position normal color tcoords)
(let ((S3DVertex_make (get-irrlicht-proc "S3DVertex_make")))
(make <vertex3d>
#:irr-pointer
(S3DVertex_make position normal color tcoords))))
(define (make-vertex3d position normal color tcoords)
(let ((S3DVertex_make (get-irrlicht-proc "S3DVertex_make")))
(make <vertex3d>
#:irr-pointer
(S3DVertex_make position normal color tcoords))))