public void Add(EngineCycle cycle)
{
if (!cycles.Contains(cycle))
{
cycles.Add(cycle);
}
}
public void Init(float[] source, EngineCycle cycle, int cyclePadding)
{
sourceData = source;
startSample = cycle.startSample - cyclePadding;
currentSample = startSample;
attackTimeSamples = cyclePadding;
sustainTimeSamples = cycle.endSample - cycle.startSample;
releaseTimeSamples = cyclePadding;
gainPerSampleAttack = 1f / (float)attackTimeSamples;
gainPerSampleRelease = -1f / (float)releaseTimeSamples;
attackEndSample = startSample + attackTimeSamples;
releaseStartSample = attackEndSample + sustainTimeSamples;
endSample = releaseStartSample + releaseTimeSamples;
gain = 0f;
}
public async Task Initialize()
{
var fileName = await EnsureFile();
var firstLine = true;
_engineCycles = new List <EngineCycle>();
using var reader = File.OpenText(fileName);
// Read through the entire file and add all cycles to the collection
while (!reader.EndOfStream)
{
if (firstLine)
{
header = (await reader.ReadLineAsync())?.Split(',');
firstLine = false;
}
else
{
var line = await reader.ReadLineAsync();
var item = new EngineCycle();
var sensorData = line.Split(',');
item.EngineId = "engine" + int.Parse(sensorData[0]).ToString("000");
item.Cycle = Convert.ToInt32(sensorData[1]);
item.Data = line;
item.SensorData = sensorData;
_engineCycles.Add(item);
}
}
// Initialize state for every engine
_cycleStates = new Dictionary <string, CycleState>();
foreach (var engineId in _engineCycles.Select(cycle => cycle.EngineId).Distinct())
{
_cycleStates.Add(engineId,
new CycleState
{
Direction = Direction.Up, NextCycle = 1,
Cycles = _engineCycles.Where(cycle =>
cycle.EngineId.Equals(engineId, StringComparison.CurrentCultureIgnoreCase))
});
}
}
