sdrangel/sdrbase/util/incrementalvector.h

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2.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2019 Edouard Griffiths, F4EXB //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef SDRBASE_UTIL_INCREMENTALVECTOR_H_
#define SDRBASE_UTIL_INCREMENTALVECTOR_H_
#include <stdint.h>
#include <vector>
template<typename T>
class IncrementalVector
{
public:
std::vector<T> m_vector;
IncrementalVector();
~IncrementalVector();
void allocate(uint32_t size);
void allocate(uint32_t size, const T& init);
private:
uint32_t m_size;
};
template<typename T>
IncrementalVector<T>::IncrementalVector() :
m_size(0)
{
}
template<typename T>
IncrementalVector<T>::~IncrementalVector()
{
}
template<typename T>
void IncrementalVector<T>::allocate(uint32_t size)
{
if (size <= m_size) { return; }
m_vector.resize(size);
m_size = size;
}
template<typename T>
void IncrementalVector<T>::allocate(uint32_t size, const T& init)
{
if (size <= m_size) { return; }
m_vector.resize(size);
std::fill(m_vector.begin(), m_vector.end(), init);
m_size = size;
}
#endif /* SDRBASE_UTIL_INCREMENTALVECTOR_H_ */