GeMatrix2d.h

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// 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_GE_MATRIX_2D_H
#define OD_GE_MATRIX_2D_H 
#include "Ge/GeGbl.h"
#include "Ge/GePoint2d.h"
// FELIX_CHANGE_BEGIN
#include "Ge/GeScale2d.h"
// FELIX_CHANGE_END
 
class OdGeVector2d;
class OdGeLine2d;
class OdGeTol;
 
#include "TD_PackPush.h"
 
class GE_TOOLKIT_EXPORT OdGeMatrix2d
{
public:
  OdGeMatrix2d();
  //OdGeMatrix2d(const OdGeMatrix2d& src);
  //OdGeMatrix2d& operator =(const OdGeMatrix2d& src);
 
  GE_STATIC_EXPORT static const OdGeMatrix2d kIdentity;
 
  OdGeMatrix2d& setToIdentity();
 
  OdGeMatrix2d operator* (
    const OdGeMatrix2d& matrix) const;
    
  OdGeMatrix2d& operator*= (
    const OdGeMatrix2d& matrix);
 
  OdGeMatrix2d& preMultBy(
    const OdGeMatrix2d& leftSide);
 
  OdGeMatrix2d& postMultBy(
    const OdGeMatrix2d& rightSide);
 
  OdGeMatrix2d& setToProduct(
    const OdGeMatrix2d& matrix1, 
    const OdGeMatrix2d& matrix2);
 
  // Multiplicative inverse.
  //
 
  OdGeMatrix2d& invert();
 
  OdGeMatrix2d inverse() const;
 
  bool isSingular(const OdGeTol& tol = OdGeContext::gTol) const;
 
  OdGeMatrix2d& transposeIt();
 
  OdGeMatrix2d transpose() const;
 
  bool operator ==(
    const OdGeMatrix2d& matrix) const;
 
  bool operator !=(
    const OdGeMatrix2d& matrix) const;
 
  bool isEqualTo(
    const OdGeMatrix2d& matrix,
    const OdGeTol& tol = OdGeContext::gTol) const;
 
  bool isUniScaledOrtho(
    const OdGeTol& tol = OdGeContext::gTol) const;
 
  bool isScaledOrtho(
    const OdGeTol& tol = OdGeContext::gTol) const;
 
  double scale() const;
 
  // Determinant
  //
  
  double det() const;
 
  OdGeMatrix2d& setTranslation(
    const OdGeVector2d& vect);
 
  OdGeVector2d translation() const;
 
  static OdGeMatrix2d translation(
    const OdGeVector2d& vector);
 
  // Retrieve scaling, rotation, mirror components
  //
  
  bool isConformal(
    double& scale, 
    double& angle,
    bool& isMirror, 
    OdGeVector2d& reflex) const;
 
 
  // Set/get coordinate system
  //
  
  OdGeMatrix2d& setCoordSystem(
    const OdGePoint2d& origin, 
    const OdGeVector2d& xAxis,
    const OdGeVector2d& yAxis);
  void getCoordSystem(
    OdGePoint2d& origin, 
    OdGeVector2d& xAxis, 
    OdGeVector2d& yAxis) const;
 
  OdGeMatrix2d& setToTranslation(
    const OdGeVector2d& vect);
    
    
  OdGeMatrix2d& setToRotation(
    double angle, 
    const OdGePoint2d& center = OdGePoint2d::kOrigin);
    
  OdGeMatrix2d& setToScaling(
    double scale,
    const OdGePoint2d& center = OdGePoint2d::kOrigin);
// FELIX_CHANGE_BEGIN
  OdGeMatrix2d& setToScaling(
    const OdGeScale2d& scale,
    const OdGePoint2d& center = OdGePoint2d::kOrigin);
// FELIX_CHANGE_END
  OdGeMatrix2d& setToMirroring(
    const OdGePoint2d& mirrorPoint);
 
  OdGeMatrix2d& setToMirroring(
    const OdGeLine2d& mirrorLine);
    
  OdGeMatrix2d& setToAlignCoordSys(
    const OdGePoint2d& fromOrigin,
    const OdGeVector2d& fromXAxis,
    const OdGeVector2d& fromYAxis,
    const OdGePoint2d& toOrigin,
    const OdGeVector2d& toXAxis,
    const OdGeVector2d& toYAxis);
 
//  static OdGeMatrix2d translation (
//     const OdGeVector2d& vect);
    
  static OdGeMatrix2d rotation(
    double angle, 
    const OdGePoint2d& center = OdGePoint2d::kOrigin);
    
  static OdGeMatrix2d scaling(
    double scale, 
    const OdGePoint2d& center = OdGePoint2d::kOrigin);
  // FELIX_CHANGE_BEGIN
  static OdGeMatrix2d scaling(
    const OdGeScale2d& scale, 
    const OdGePoint2d& center = OdGePoint2d::kOrigin);
  // FELIX_CHANGE_END
 
  static OdGeMatrix2d mirroring(
    const OdGePoint2d& mirrorPoint);
  
  static OdGeMatrix2d mirroring(
    const OdGeLine2d& mirrorLine);
 
  static OdGeMatrix2d alignCoordSys(
    const OdGePoint2d& fromOrigin,
    const OdGeVector2d& fromXAxis,
    const OdGeVector2d& fromYAxis,
    const OdGePoint2d& toOrigin,
    const OdGeVector2d& toXAxis,
    const OdGeVector2d& toYAxis);
 
  // For convenient access to the data.
  //
  
  const double* operator [](
    int row) const;
  double* operator [](
    int row);
 
  double operator ()(
    int row, 
    int column) const;
  double& operator ()(
    int row, 
    int column);
 
  // [row][column]
  double entry[3][3];
};
 
// these operations really decrease rendering performance in non-inline case :
 
inline const double* OdGeMatrix2d::operator [](int row) const 
{ 
  return entry[row]; 
}
 
inline double* OdGeMatrix2d::operator [](int row) 
{ 
  return entry[row]; 
}
 
inline double OdGeMatrix2d::operator ()(int row, int column) const 
{ 
  return entry[row][column]; 
}
 
inline double& OdGeMatrix2d::operator ()(int row, int column) 
{ 
  return entry[row][column]; 
}
 
#include "TD_PackPop.h"
 
#endif // OD_GE_MATRIX_2D_H