Action:
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Determines if a Scheme object is a loop.
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Filename:
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kern/kern_scm/ent_scm.cxx
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Syntax:
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(loop? object)
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Arg Types:
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object
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scheme-object
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Returns:
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boolean
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Description:
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This extension returns
#t if the object is a loop; otherwise, it returns
#f.
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object specifies the
scheme-object that has to be queried for a loop.
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Example:
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; loop?
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; Create a solid cylinder.
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(define cyl1 (solid:cylinder (position 0 0 0)
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(position 8 8 8) 32))
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;; cyl1
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; Find the loops of the cylinder.
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(define loops1 (entity:loops cyl1))
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;; loops1
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; Determine if the cylinder's loop is
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; actually a loop.
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(loop? (car (cdr loops1)))
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;; #t
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(loop? cyl1)
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;; #f
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