meshpatchptr.h

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#ifndef MESHPATCHPTR_H
#define MESHPATCHPTR_H

#include <print.h>

template< typename T >
class meshpatchptr
{
public:

  T * pt;

  uint * index;

  uintc columns;

  void indexSet(uint * pi)
    { for (uint k=0; k<columns; ++k) index[k] = pi[k]; }

  T const operator () (uintc i, uintc j) const
    { return pt[ index[i+columns*j] ]; }
  T & operator () (uintc i, uintc j) 
    { return pt[ index[i+columns*j] ]; }

  meshpatchptr( T * pt_, uintc columns_)
    : pt(pt_), index(new uint[columns_]), columns(columns_) {}

  ~meshpatchptr()
    { delete[] index; }

};

#endif