lastindmabuffer.h

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#ifndef SEMF_UTILS_CORE_BUFFER_LASTINDMABUFFER_H_
#define SEMF_UTILS_CORE_BUFFER_LASTINDMABUFFER_H_
 
#include <semf/utils/core/buffer/lastinbuffer.h>
 
namespace semf
{
template <typename T>
class LastInDmaBuffer : public LastInBuffer<T>
{
public:
    using LastInBuffer<T>::LastInBuffer;
 
    virtual void put(T data);
    virtual T& operator[](size_t pos) const;
    void setStride(size_t stride);
    size_t size() const;
    size_t count() const override;
 
private:
    size_t m_stride = 0;
};
 
template <typename T>
void LastInDmaBuffer<T>::put(T data)
{
    LastInBuffer<T>::put(data);
    CriticalSection::enter();
    LastInBuffer<T>::setPos(this->pos() + m_stride - 1);
    CriticalSection::exit();
}
 
template <typename T>
T& LastInDmaBuffer<T>::operator[](size_t pos) const
{
    return LastInBuffer<T>::operator[]((pos + 1) * (m_stride)-1);
}
 
template <typename T>
void LastInDmaBuffer<T>::setStride(size_t stride)
{
    m_stride = stride;
}
 
template <typename T>
size_t LastInDmaBuffer<T>::size() const
{
    return LastInBuffer<T>::size() / (m_stride);
}
 
template <typename T>
size_t LastInDmaBuffer<T>::count() const
{
    return size();
}
} /* namespace semf */
#endif /* SEMF_UTILS_CORE_BUFFER_LASTINDMABUFFER_H_ */