dtk_matrix.hpp

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#ifndef __DTK_MATRIX_HPP__
#define __DTK_MATRIX_HPP__
#include "util/BaseTypes/dtk_object.hpp"
#include <def/define.h>
 
class Dtk_matrix: public Dtk_Object
 
{
protected:
     void _init();
     void _copy( const Dtk_matrix& s );
     void _reset();
     Dtk_matrix * post_matrix( Dtk_Size_t ligne_x );
     enum { _typeID = DTK_TYPE_MATRIX };
     Dtk_Double64 **_mat;
     Dtk_Size_t _num_lines;
     Dtk_Size_t _num_columns;
 
private:
     void inverse3_3();
     void transposeCarre();
public:
     Dtk_matrix( Dtk_Size_t, Dtk_Size_t, bool allZeroes = false );
     Dtk_matrix( Dtk_Size_t a );
     Dtk_matrix();
     Dtk_matrix( const Dtk_matrix& m ) :Dtk_Object( m ) { _copy( m ); };
     ~Dtk_matrix();
     void set_nulle();
     Dtk_bool inverse( const Dtk_bool &inIsDiag = DTK_FALSE );
     void transpose();
     int is_identity();
     double det();
     Dtk_matrix * get_sous_mat( Dtk_Size_t xmin, Dtk_Size_t xmax, Dtk_Size_t ymin, Dtk_Size_t ymax );
     int set_sous_matrix( Dtk_matrix * sub, Dtk_Size_t x, Dtk_Size_t y );
     int operator==( Dtk_matrix& );
     Dtk_matrix& operator=( const Dtk_matrix & );
 
     //downcasting
     Dtk_Int32 DtkDynamicType( const Dtk_Int32& inId );
     static Dtk_matrix* DtkDynamicCast( Dtk_Object * s );
 
     // accesseurs  
     double& set_val( const Dtk_Size_t &row, const Dtk_Size_t &col );
     int get_dim( Dtk_Size_t *x, Dtk_Size_t * y ) const;
     Dtk_Size_t X() const;
     Dtk_Size_t Y() const;
     Dtk_Double64* operator[]( Dtk_Size_t col );
     const Dtk_Double64* operator[]( Dtk_Size_t col ) const;
 
     // mutliplication
     Dtk_matrix *multiplie( Dtk_matrix* );
     Dtk_matrix multiplie( Dtk_matrix& );
     Dtk_matrix multiplie( double );
     Dtk_matrix addition( Dtk_matrix& );
     Dtk_matrix soustraction( Dtk_matrix& );
     void opposee();
     friend Dtk_matrix operator*( Dtk_matrix&, Dtk_matrix& );
 
private:
     friend class Dtk_SmartPtr<Dtk_matrix>;
};
 
 
#endif //#ifndef __DTK_MATRIX_HPP__