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dsp/delay/buffer_multi.hpp
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2025-11-04 20:17:46 +01:00

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/*
* jayDSP, A cross-platform Digital Signal Processing library written in modern C++.
* Copyright (C) 2025 Jens Ahrensfeld, All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
* File: buffer_multi.hpp
* Author Jens Ahrensfeld on 26.10.2025.
*/
#ifndef DSP_BUFFER_MULTI_H
#define DSP_BUFFER_MULTI_H
#include "buffer.hpp"
namespace dsp {
template <typename T>
class BufferMulti
{
Buffer<T> m_buffer;
size_t m_numChannels;
size_t m_capacity;
public:
BufferMulti(size_t numChannels, size_t capacity)
: m_buffer(capacity*numChannels)
, m_numChannels(numChannels)
, m_capacity(capacity)
{
}
Buffer<T> & buffer()
{
return m_buffer;
}
void reset()
{
m_buffer.reset();
}
size_t capacity()
{
return m_capacity;
}
size_t numChannels()
{
return m_numChannels;
}
Buffer<T> operator[](uint channel)
{
return at(channel);
}
const Buffer<T> operator [](uint channel) const
{
return at(channel);
}
BufferMulti & operator ++()
{
++m_buffer;
return *this;
}
BufferMulti & operator +=(int i)
{
m_buffer += i;
return *this;
}
BufferMulti & operator --()
{
--m_buffer;
return *this;
}
BufferMulti & operator -=(int i)
{
m_buffer -= i;
return *this;
}
BufferMulti & operator =(T value)
{
for (uint c=0; c < m_numChannels; c++)
{
this->at(c)[0] = value;
}
return *this;
}
dsp::Buffer<T> quer(int offset=0)
{
return Buffer<T>(m_buffer, offset, m_capacity);
}
const dsp::Buffer<T> quer(int offset=0) const
{
return Buffer<T>(m_buffer, offset, m_capacity);
}
protected:
Buffer<T> at(uint channel)
{
return Buffer<T>(m_buffer, channel*m_capacity);
}
const Buffer<T> at(uint channel) const
{
return Buffer<T>(m_buffer, channel*m_capacity);
}
};
}
#endif // DSP_BUFFER_MULTI_H