mgcparaboloidfit.h

3D Game Engine Design Source Code非常棒

// Magic Software, Inc.
// http://www.magic-software.com
// Copyright (c) 2000, All Rights Reserved
//
// Source code from Magic Software is supplied under the terms of a license
// agreement and may not be copied or disclosed except in accordance with the
// terms of that agreement.  The various license agreements may be found at
// the Magic Software web site.  This file is subject to the license
//
// FREE SOURCE CODE
// http://www.magic-software.com/License/free.pdf

#ifndef MGCPARABOLOIDFIT_H
#define MGCPARABOLOIDFIT_H

// Least-squares fit of a paraboloid to a set of point.  The paraboloid is
// of the form z = c0*x^2+c1*x*y+c2*y^2+c3*x+c4*y+c5.  Successful fit is
// indicated by return value of 'true'.  If return value is false, the
// internal linear system solver was unable to invert the system.

#include "MgcVector3.h"

bool MgcParaboloidFit (int iQuantity, const MgcVector3* akPoint,
    MgcReal afCoeff[6]);

#endif