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// Copyright (C) by Josh Blum. See LICENSE.txt for licensing information.
#ifndef INCLUDED_GRAS_WORK_BUFFER_HPP
#define INCLUDED_GRAS_WORK_BUFFER_HPP
#include <gras/gras.hpp>
#include <cstdlib>
#include <vector>
namespace gras
{
template <typename PtrType>
class WorkBuffer
{
public:
//! get a pointer of the desired type to this buffer
template <typename T> T cast(void) const;
//! get a native pointer type to this buffer
PtrType get(void) const;
//! Get the memory pointer reference
PtrType &get(void);
//! get the number of items in this buffer
size_t size(void) const;
//! Get the buffer length reference
size_t &size(void);
private:
PtrType _mem;
size_t _len;
};
template <typename PtrType>
class WorkBufferArray : public std::vector<WorkBuffer<PtrType> >
{
public:
//! Get the std::min all item sizes
size_t min(void) const;
//! Get a reference to the min items
size_t &min(void);
//! Get the std::max of all item sizes
size_t max(void) const;
//! Get a reference to the max items
size_t &max(void);
//! Get a vector of just the work pointers
const std::vector<PtrType> &vec(void) const;
//! Get a reference to the work pointers
std::vector<PtrType> &vec(void);
//! Resize the work buffer array
void resize(const size_t size);
private:
size_t _min;
size_t _max;
std::vector<PtrType> _vec;
};
} //namespace gras
#include <gras/detail/work_buffer.hpp>
#endif /*INCLUDED_GRAS_WORK_BUFFER_HPP*/
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