matrix.h

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 *
 * Copyright 2008-2009  Marius Muja (mariusm@cs.ubc.ca). All rights reserved.
 * Copyright 2008-2009  David G. Lowe (lowe@cs.ubc.ca). All rights reserved.
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#ifndef OPENCV_FLANN_DATASET_H_
#define OPENCV_FLANN_DATASET_H_
 
 
#include <stdio.h>
 
#include "opencv2/core/cvdef.h"
#include "opencv2/flann/defines.h"
 
namespace cvflann
{
 
template <typename T>
class Matrix
{
public:
    typedef T type;
 
    size_t rows;
    size_t cols;
    size_t stride;
    T* data;
 
    Matrix() : rows(0), cols(0), stride(0), data(NULL)
    {
    }
 
    Matrix(T* data_, size_t rows_, size_t cols_, size_t stride_ = 0) :
        rows(rows_), cols(cols_),  stride(stride_), data(data_)
    {
        if (stride==0) stride = cols;
    }
 
    CV_DEPRECATED void free()
    {
        fprintf(stderr, "The cvflann::Matrix<T>::free() method is deprecated "
                "and it does not do any memory deallocation any more.  You are"
                "responsible for deallocating the matrix memory (by doing"
                "'delete[] matrix.data' for example)");
    }
 
    T* operator[](size_t index) const
    {
        return data+index*stride;
    }
};
 
 
class UntypedMatrix
{
public:
    size_t rows;
    size_t cols;
    void* data;
    flann_datatype_t type;
 
    UntypedMatrix(void* data_, long rows_, long cols_) :
        rows(rows_), cols(cols_), data(data_)
    {
    }
 
    ~UntypedMatrix()
    {
    }
 
 
    template<typename T>
    Matrix<T> as()
    {
        return Matrix<T>((T*)data, rows, cols);
    }
};
 
 
 
}
 
 
#endif //OPENCV_FLANN_DATASET_H_