Fund2MIDI.cxx

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/*
 *
 *
 * 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; either version 2 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#include "Fund2MIDI.hxx"
#include "ProcessingFactory.hxx"

namespace CLAM
{
namespace Hidden
{
        static const char * metadata[] = {
                "key", "Fund2MIDI",
                "category", "MIDI",
                "description", "Fund2MIDI",
                0
        };
        static FactoryRegistrator<ProcessingFactory, Fund2MIDI> reg = metadata;
}

bool Fund2MIDI::Do( const Fundamental& inFund ) 
{
        TControlData fund_note = Round( 69. + log(inFund.GetFreq(0)/440.)*17.31234 );

        //FIXME clipping if necessary (testing), check inFund.GetFreq(0)
        if (fund_note > 127 || fund_note < 0 )
        {
                std::cout << "value clipped! - old fund_note: " << fund_note ;
                fund_note = CLAM_min( CLAM_max(fund_note,(TControlData)0), (TControlData)127 );
                std::cout << " - new fund_note: " << fund_note << std::endl;
        }
        CLAM_DEBUG_ASSERT( fund_note>=0 & fund_note<128, "Fundamental MIDI note should be betweeen 0..127");

        mFreqControlOut.SendControl( fund_note );

        if (fund_note!=_previousNote)
        {
                MIDI::Message tmpMessage1(128, _previousNote, 90, 0); //128 NoteOff, note, velocity (fixed in 90)
                mOutputMIDIMessage.SendControl(tmpMessage1);

                MIDI::Message tmpMessage2(144, fund_note, 90, 0); //144 NoteOn, note, velocity (fixed in 90)
                mOutputMIDIMessage.SendControl(tmpMessage2);
                _previousNote = fund_note;
        }

        return true;
}


}