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Action:
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Gets the distance from a point to a line, and the parameter along the line of the closest approach.
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Prototype:
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logical dist_pt_to_line (
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SPAposition const& pt,
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// position to project
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SPAposition const& line_pt,// position on line
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SPAvector const& line_vec,// direction of line
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double& dist,
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// distance returned
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double& line_prm
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// line parameter
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// returned
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);
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Includes:
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#include "kernel/acis.hxx"
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#include "kernel/geomhusk/geom_utl.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/vector.hxx"
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Description:
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This function drops a perpendicular to a line that's given by a point and a vector. The vector need not be normalized. The function returns the distance from the point to the line, and the parameter along the line.
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Errors:
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input
line_vec is zero
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Library:
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kernel
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Filename:
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kern/kernel/geomhusk/geom_utl.hxx
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Effect:
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Read-only
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