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# closestTangentUAndDistance.h

    //-
    // ==========================================================================
    // Copyright 1995,2006,2008 Autodesk, Inc. All rights reserved.
    //
    // Use of this software is subject to the terms of the Autodesk
    // license agreement provided at the time of installation or download,
    // or which otherwise accompanies this software in either electronic
    // or hard copy form.
    // ==========================================================================
    //+

    //

    // DISCLAIMER: THIS PLUGIN IS PROVIDED AS IS.  IT IS NOT SUPPORTED BY

    //            AUTODESK, SO PLEASE USE AND MODIFY AT YOUR OWN RISK.

    //

    // PLUGIN NAME: closestPointOnCurve v1.0

    // FILE: closestTangentUAndDistance.h

    // DESCRIPTION: -Utility function declaration, used by both the command and node.

    //              -Please see readme.txt for full details.

    // AUTHOR: QT

    // REFERENCES: -This plugin's concept is based off of the "closestPointOnSurface" node.

    //             -The MEL script AEclosestPointOnSurfaceTemplate.mel was referred to for

    //              the AE template MEL script that accompanies the closestPointOnCurve node.

    // LAST UPDATED: Oct. 13th, 2001.

    // COMPILED AND TESTED ON: Maya 4.0 on Windows

    #ifndef _closestTangentUAndDistance_h

    #define _closestTangentUAndDistance_h

    // MAYA HEADER FILES:

    #include <maya/MObject.h>

    #include <maya/MDagPath.h>

    #include <maya/MFnNurbsCurve.h>

    #include <maya/MPoint.h>

    #include <maya/MVector.h>

    // FUNCTION DECLARATION:

    void closestTangentUAndDistance(MDagPath curveDagPath, MPoint inPosition, MPoint &position, MVector &normal, MVector &tangent, double &paramU, double &distance, MObject theCurve=MObject::kNullObj);

    #endif