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Action:
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Determines if a Scheme object is a lump.
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Filename:
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kern/kern_scm/ent_scm.cxx
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Syntax:
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(lump? 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 lump; otherwise it returns
#f.
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object specifies the
scheme-object that has to be queried for a lump.
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Example:
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; lump?
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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 lumps of the cylinder.
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(define limps1 (entity:lumps cyl1))
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;; limps1
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; Determine if the cylinder's lump is
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; actually a lump.
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(lump? (car limps1))
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;; #t
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(lump? cyl1)
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;; #f
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