E:/uas2/Server/cPhysics.h

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/*
* This file is part of UAS2.
*
* UAS2 is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* UAS2 is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.

* You should have received a copy of the GNU General Public License
* along with UASv1; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#if !defined(AFX_CPHYSICS_H__87BF30D9_6373_47F7_AAC7_56024CA96079__INCLUDED_)
#define AFX_CPHYSICS_H__87BF30D9_6373_47F7_AAC7_56024CA96079__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "uas.h"

//  Math Functions - Quaternion
struct quaternion
{
        float x, y, z, w;
};

struct vector
{
        float x, y, z;
};


class cPhysics  
{
public:
        cPhysics();
        virtual ~cPhysics();

        static float            length                          ( quaternion quat );
        static quaternion       normalize                       ( quaternion quat );
        static quaternion       conjugate                       ( quaternion quat );
        static quaternion       mult                            ( quaternion A, quaternion B );
        static void                     Rotate                          ( float Angle, float x, float y, float z, vector& View );
        static float            GetRange                        ( cLocation usrLoc, cLocation tarLoc );
        static float            Get3DRange                      ( cLocation usrLoc, cLocation tarLoc );
        static cVelocity        GetTargetVelocity       ( cLocation usrLoc, cLocation tarLoc );
        static cLocation        VelocityMove            ( cLocation usrLoc, cVelocity tarVel, float flSpeed );
        static float            GetLineDistance         ( cLocation OldLoc, cLocation NewLoc, cLocation TarLoc );
        static float            Get3DLineDistance       ( cLocation OldLoc, cLocation NewLoc, cLocation TarLoc );
        static float            GetHeadingTarget        ( cLocation usrLoc, cLocation tarLoc );
        static float            GetAvatarHeading        ( cLocation usrLoc );
        static float            GetHeadingDifference( float flUserHeading, float flTargetHeading );
        static float            GetLandZ                        ( cLocation usrLoc );
};

#endif // !defined(AFX_CPHYSICS_H__87BF30D9_6373_47F7_AAC7_56024CA96079__INCLUDED_)

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