110 lines
3.4 KiB
C++
110 lines
3.4 KiB
C++
/***********************************************************************
|
|
* Software License Agreement (BSD License)
|
|
*
|
|
* 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.
|
|
*
|
|
* THE BSD LICENSE
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*************************************************************************/
|
|
|
|
#ifndef OPENCV_FLANN_DATASET_H_
|
|
#define OPENCV_FLANN_DATASET_H_
|
|
|
|
//! @cond IGNORED
|
|
|
|
#include <stdio.h>
|
|
|
|
#include "general.h"
|
|
|
|
namespace cvflann {
|
|
|
|
/**
|
|
* Class that implements a simple rectangular matrix stored in a memory buffer and
|
|
* provides convenient matrix-like access using the [] operators.
|
|
*/
|
|
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;
|
|
}
|
|
|
|
/**
|
|
* Convenience function for deallocating the storage data.
|
|
*/
|
|
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)");
|
|
}
|
|
|
|
/**
|
|
* Operator that return a (pointer to a) row of the data.
|
|
*/
|
|
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);
|
|
}
|
|
};
|
|
|
|
|
|
}
|
|
|
|
//! @endcond
|
|
|
|
#endif //OPENCV_FLANN_DATASET_H_
|