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Action:
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Determines if a Scheme object is a spherical face.
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Filename:
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kern/kern_scm/qfac_scm.cxx
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Syntax:
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(face:spherical? 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 specified object is a spherical face.
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object specifies the
scheme-object that has to be queried for a spherical face.
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Example:
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; face:spherical?
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; Create a solid sphere.
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(define sphere1 (solid:sphere (position 0 0 0) 20))
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;; sphere1
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; Determine if the solid sphere is a
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; spherical face.
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(face:spherical? sphere1)
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;; #f
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; Find the faces of the solid sphere.
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(define faces1 (entity:faces sphere1))
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;; faces1
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; Determine if the face is actually a
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; spherical face.
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(face:spherical? (car faces1))
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;; #t
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