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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* test.cc
*
* Sun Apr 3 13:21:26 CEST 2016
* Copyright 2016 Jonas Suhr Christensen
* jsc@umbraculum.org
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* DrumGizmo 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include <stdlib.h>
#include <string>
#include "event.h"
#include "test.h"
TestInputEngine::TestInputEngine()
: AudioInputEngine{}
, probability{0.1}
, instrument{-1}
, length{-1}
, sample_rate{44100.0}
{
}
TestInputEngine::~TestInputEngine()
{
}
bool TestInputEngine::init(const Instruments& instruments)
{
return true;
}
void TestInputEngine::setParm(const std::string& parm, const std::string& value)
{
if(parm == "p")
{
probability = atof(value.c_str());
}
if(parm == "instr")
{
instrument = atoi(value.c_str());
}
if(parm == "len")
{
length = atoi(value.c_str());
}
}
bool TestInputEngine::start()
{
return true;
}
void TestInputEngine::stop()
{
}
void TestInputEngine::pre()
{
}
void TestInputEngine::run(size_t pos, size_t len, std::vector<event_t>& events)
{
if((float)rand() / (float)RAND_MAX > probability)
{
return;
}
events.emplace_back();
auto& event = events.back();
event.type = TYPE_ONSET;
if((length != -1) && (pos > std::llround(length * sample_rate)))
{
event.type = TYPE_STOP;
}
else
{
event.type = TYPE_ONSET;
}
if(instrument != -1)
{
event.instrument = instrument;
}
else
{
event.instrument = rand() % 32;
}
event.velocity = (float)rand()/(float)RAND_MAX;
event.offset = len;
}
void TestInputEngine::post()
{
}
void TestInputEngine::setSampleRate(double sample_rate)
{
this->sample_rate = sample_rate;
}
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