2017-04-17 06:17:10 -06:00

170 lines
4.3 KiB
C++
Executable File

#ifndef _MMatrix
#define _MMatrix
//
//-
// ==========================================================================
// Copyright (C) Alias|Wavefront, a division of Silicon Graphics Limited.
// All rights reserved. These coded instructions, statements and computer
// programs contain unpublished information proprietary to Alias|Wavefront,
// a division of Silicon Graphics Limited, which is protected by the
// Canadian and US federal copyright law and may not be disclosed to third
// parties or copied or duplicated, in whole or in part, without prior
// written consent of Alias|Wavefront, a division of Silicon Graphics Limited
// ==========================================================================
//+
//
// CLASS: MMatrix
//
// *****************************************************************************
//
// CLASS DESCRIPTION (MMatrix)
//
// This class provides access to Maya's internal matrix math library allowing
// matrices to be handled easily, and in a manner compatible with internal
// Maya data structures.
//
// *****************************************************************************
#if defined __cplusplus
// *****************************************************************************
// INCLUDED HEADER FILES
#include <maya/MStatus.h>
#include <maya/MTypes.h>
// *****************************************************************************
// DECLARATIONS
#define MMatrix_kTol 1.0e-10
// *****************************************************************************
// CLASS DECLARATION (MMatrix)
/// A matrix math class for 4x4 matrices of doubles
/**
This class provides access to Maya's matrix math library
*/
#ifdef _WIN32
#pragma warning(disable: 4522)
#endif // _WIN32
class OPENMAYA_EXPORT MMatrix
{
public:
///
MMatrix();
///
MMatrix( const MMatrix & src );
///
MMatrix( const double m[4][4] );
///
MMatrix( const float m[4][4] );
///
~MMatrix();
///
MMatrix& operator = (const MMatrix &);
///
double& operator()(unsigned row, unsigned col );
///
double operator()(unsigned row, unsigned col ) const;
///
double* operator[]( unsigned row );
///
const double* operator[]( unsigned row ) const;
///
MStatus get( double dest[4][4] ) const;
///
MStatus get( float dest[4][4] ) const;
///
MMatrix transpose() const;
///
MMatrix & setToIdentity();
///
MMatrix & setToProduct( const MMatrix & left,
const MMatrix & right );
///
MMatrix & operator+=( const MMatrix & right );
///
MMatrix operator+ ( const MMatrix & right ) const;
///
MMatrix & operator-=( const MMatrix & right );
///
MMatrix operator- ( const MMatrix & right ) const;
///
MMatrix & operator*=( const MMatrix & right );
///
MMatrix operator* ( const MMatrix & right ) const;
///
MMatrix & operator*=( double );
///
MMatrix operator* ( double ) const;
///
friend OPENMAYA_EXPORT MMatrix operator* ( double, const MMatrix & right );
///
bool operator==( const MMatrix & other ) const;
///
bool operator!=( const MMatrix & other ) const;
///
MMatrix inverse() const;
///
MMatrix adjoint() const;
///
MMatrix homogenize() const;
///
double det4x4() const;
///
double det3x3() const;
///
bool isEquivalent( const MMatrix & other,
double tolerance = MMatrix_kTol ) const;
///
friend OPENMAYA_EXPORT IOS_REF(ostream)& operator<<(IOS_REF(ostream)& os, const MMatrix& m);
/// the matrix data
double matrix[4][4];
///
static const MMatrix identity;
protected:
// No protected members
private:
static const char* className();
};
#ifdef _WIN32
#pragma warning(default: 4522)
#endif // _WIN32
inline double& MMatrix::operator()(unsigned row, unsigned col )
{
return matrix[row][col];
}
inline double MMatrix::operator()(unsigned row, unsigned col ) const
{
return matrix[row][col];
}
inline double* MMatrix::operator[]( unsigned row )
{
return matrix[row];
}
inline const double* MMatrix::operator[]( unsigned row ) const
{
return matrix[row];
}
// *****************************************************************************
#endif /* __cplusplus */
#endif /* _MMatrix */