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Action:
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Determines all positions on a
bs3_curve where a line from a given position is tangent to the curve.
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Prototype:
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logical bs3_curve_line_tan_pt_crv (
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const SPAposition& point,// start point
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bs3_curve crv,
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// given curve
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const SPAunit_vector&
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// curve normal
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normal,
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// curve normal
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int nmax,
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// maximum number of
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// points to find
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int& num_pts,
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// returned number of
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// tangency points found
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SPAposition tanpts[]
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// returned tangency
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// points
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);
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Includes:
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#include "kernel/acis.hxx"
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#include "baseutil/logical.h"
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#include "baseutil/vector/position.hxx"
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#include "baseutil/vector/unitvec.hxx"
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#include "kernel/spline/bs3_crv/bs3curve.hxx"
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#include "kernel/spline/sg_bs3c/sps3crtn.hxx"
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#include "kernel/spline/bs3_crv/bs3curve.hxx"
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#include "kernel/spline/sg_bs3c/sps3crtn.hxx"
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Description:
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Returns
TRUE if the points were computed;
FALSE if no solution was found.
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Library:
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kernel
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Filename:
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kern/kernel/spline/sg_bs3c/sps3crtn.hxx
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Effect:
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Read-only
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