view data/model/test/MockWaveModel.h @ 1881:b504df98c3be

Ensure completion on output model is started at zero, so if it's checked before the input model has become ready and the transform has begun, it is not accidentally reported as complete (affected re-aligning models in Sonic Lineup when replacing the session)

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Sonic Visualiser
    An audio file viewer and annotation editor.
    Centre for Digital Music, Queen Mary, University of London.
    This file copyright 2006 Chris Cannam.
    
    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.  See the file
    COPYING included with this distribution for more information.
*/

#ifndef MOCK_WAVE_MODEL_H
#define MOCK_WAVE_MODEL_H

#include "../DenseTimeValueModel.h"

#include <vector>

enum Sort {
    DC,
    Sine,
    Cosine,
    Nyquist,
    Dirac
};

class MockWaveModel : public DenseTimeValueModel
{
    Q_OBJECT

public:
    /** One Sort per channel! Length is in samples, and is in addition
     * to "pad" number of zero samples at the start and end */
    MockWaveModel(std::vector<Sort> sorts, int length, int pad);

    float getValueMinimum() const override { return -1.f; }
    float getValueMaximum() const override { return  1.f; }
    int getChannelCount() const override { return int(m_data.size()); }
    
    floatvec_t getData(int channel, sv_frame_t start, sv_frame_t count) const override;
    std::vector<floatvec_t> getMultiChannelData(int fromchannel, int tochannel, sv_frame_t start, sv_frame_t count) const override;

    bool canPlay() const override { return true; }
    QString getDefaultPlayClipId() const override { return ""; }

    sv_frame_t getStartFrame() const override { return 0; }
    sv_frame_t getTrueEndFrame() const override { return m_data[0].size(); }
    sv_samplerate_t getSampleRate() const override { return 44100; }
    bool isOK() const override { return true; }
    int getCompletion() const override { return 100; }
    
    QString getTypeName() const override { return tr("Mock Wave"); }

private:
    std::vector<std::vector<float> > m_data;
    std::vector<float> generate(Sort sort, int length, int pad) const;
};

#endif