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Action:
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Gets the end tangent of an edge or a curve.
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Filename:
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kern/kern_scm/crv_scm.cxx
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Syntax:
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(curve:end-tan edge-or-curve)
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Arg Types:
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edge-or-curve
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curve | edge
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Returns:
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gvector
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Errors:
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EDGE with no
CURVE
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Description:
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Returns the end tangent of an edge or a curve.
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edge-or-curve specifies an edge or a curve.
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Example:
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; curve:end-tan
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; Create a circular edge.
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(define edge1
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(edge:circular
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(position 0 0 0) 25 0 185))
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;; edge1
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; Get the tangent end of the edge.
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(curve:end-tan edge1)
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;; #[gvector 0.0871557427476575 -0.996194698091746 0]
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