134 lines
3.1 KiB
C++
134 lines
3.1 KiB
C++
/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
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*
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* Om is free software; you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option) any later
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* version.
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*
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* Om is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "PortBase.h"
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#include <cmath>
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#include <cstdlib>
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#include <iostream>
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#include <cassert>
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#include <sys/mman.h>
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#include "util.h"
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#include "Node.h"
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#include "PortInfo.h"
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#include "MidiMessage.h"
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namespace Om {
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/** Constructor for a Port.
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*/
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template <typename T>
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PortBase<T>::PortBase(Node* node, const string& name, size_t index, size_t poly, PortInfo* port_info, size_t buffer_size)
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: Port(node, name, index, poly, port_info),
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m_buffer_size(buffer_size),
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m_fixed_buffers(false),
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m_is_tied(false),
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m_tied_port(NULL)
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{
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allocate_buffers();
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clear_buffers();
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assert(m_buffers.size() > 0);
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}
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template
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PortBase<sample>::PortBase(Node* node, const string& name, size_t index, size_t poly, PortInfo* port_info, size_t buffer_size);
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template
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PortBase<MidiMessage>::PortBase(Node* node, const string& name, size_t index, size_t poly, PortInfo* port_info, size_t buffer_size);
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template <typename T>
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PortBase<T>::~PortBase()
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{
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for (size_t i=0; i < m_poly; ++i)
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delete m_buffers.at(i);
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delete m_port_info;
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}
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template PortBase<sample>::~PortBase();
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template PortBase<MidiMessage>::~PortBase();
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/** Set the port's value for all voices.
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*/
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template<>
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void
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PortBase<sample>::set_value(sample val, size_t offset)
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{
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if (m_port_info->is_control())
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offset = 0;
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assert(offset < m_buffer_size);
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for (size_t v=0; v < m_poly; ++v)
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m_buffers.at(v)->set(val, offset);
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}
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/** Set the port's value for a specific voice.
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*/
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template<>
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void
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PortBase<sample>::set_value(size_t voice, sample val, size_t offset)
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{
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if (m_port_info->is_control())
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offset = 0;
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assert(offset < m_buffer_size);
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m_buffers.at(voice)->set(val, offset);
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}
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template <typename T>
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void
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PortBase<T>::allocate_buffers()
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{
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m_buffers.alloc(m_poly);
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for (size_t i=0; i < m_poly; ++i)
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m_buffers.at(i) = new Buffer<T>(m_buffer_size);
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}
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template void PortBase<sample>::allocate_buffers();
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template void PortBase<MidiMessage>::allocate_buffers();
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template<>
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void
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PortBase<sample>::prepare_buffers(size_t nframes)
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{
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for (size_t i=0; i < m_poly; ++i)
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m_buffers.at(i)->prepare(nframes);
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}
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template<>
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void
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PortBase<MidiMessage>::prepare_buffers(size_t nframes)
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{
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}
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template<typename T>
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void
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PortBase<T>::clear_buffers()
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{
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for (size_t i=0; i < m_poly; ++i)
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m_buffers.at(i)->clear();
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}
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template void PortBase<sample>::clear_buffers();
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template void PortBase<MidiMessage>::clear_buffers();
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} // namespace Om
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