GeScale3d.h

Go to the documentation of this file.

// Copyright (C) 2002-2017, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Teigha(R) software pursuant to a license 
//   agreement with Open Design Alliance.
//   Teigha(R) Copyright (C) 2002-2017 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
 
 
 
 
#ifndef OD_GESCL3D_H
#define OD_GESCL3D_H 
class OdGeMatrix3d;
#include "Ge/GeGbl.h"
 
#include "TD_PackPush.h"
 
class GE_TOOLKIT_EXPORT OdGeScale3d
{
public:
 
  OdGeScale3d () 
    : sx (1.0), sy (1.0), sz (1.0) {}
    
  OdGeScale3d (
    double factor) 
    : sx (factor), sy (factor), sz (factor) {}
    
  OdGeScale3d (
    double xFactor, 
    double yFactor, double zFactor) 
    : sx (xFactor), sy (yFactor), sz (zFactor) {}
 
  GE_STATIC_EXPORT static const OdGeScale3d kIdentity; // Multplicitive identity scale.
  
  OdGeScale3d operator * (
    const OdGeScale3d& scaleVec) const;
  OdGeScale3d operator * (
    double factor) const;
 
  friend OdGeScale3d operator * (
    double factor, 
    const OdGeScale3d& scaleVec);
    
  OdGeScale3d& operator *= (
    const OdGeScale3d& scaleVec);
  OdGeScale3d& operator *= (
    double factor);
    
  OdGeScale3d& preMultBy (
    const OdGeScale3d& leftSide);
 
   OdGeScale3d& postMultBy (
    const OdGeScale3d& rightSide);
 
  OdGeScale3d& setToProduct (
    const OdGeScale3d& scaleVec1, 
    const OdGeScale3d& scaleVec2);
 
  OdGeScale3d& setToProduct (
    const OdGeScale3d& scaleVec, double factor);
 
  OdGeScale3d inverse () const;
 
  OdGeScale3d& invert ();
  
  bool isProportional (
    const OdGeTol& tol = OdGeContext::gTol) const;
  
  bool operator == (
    const OdGeScale3d& scaleVec) const;
  bool operator != (
    const OdGeScale3d& scaleVec) const;
 
  bool isEqualTo (
    const OdGeScale3d& scaleVec, 
    const OdGeTol& tol = OdGeContext::gTol) const;
 
  double operator [] (
    unsigned int i) const { return * (&sx+i); }
  double& operator [] (
    unsigned int i) { return * (&sx+i); }
    
  OdGeScale3d& set (
    double xFactor, 
    double yFactor, 
    double zFactor) 
  { sx = xFactor; sy = yFactor; sz = zFactor; return *this; }
  
  operator OdGeMatrix3d () const;
  
  void getMatrix (
    OdGeMatrix3d& xfm) const;
    
    OdGeScale3d& extractScale (
    const OdGeMatrix3d& xfm);
    
     OdGeScale3d& removeScale (
    OdGeMatrix3d& xfm);
  
  bool isValid () const { return OdNonZero (sx) && OdNonZero (sy) && OdNonZero (sz); }
 
  double sx; // X scale *factor*.
  double sy; // Y scale *factor*.
  double sz; // Z scale *factor*.
};
 
#include "TD_PackPop.h"
 
#endif // OD_GESCL3D_H