public static void InitializeGuitarStrings(GuitarString[] strings)
{
for (int i = 0; i < strings.Length; ++i)
{
var frequency = Math.Pow(2, (i - strings.Length / 2) / 12.0) * 440.0;
strings[i] = new GuitarString(frequency);
}
}
static void Main(string[] args)
{
var guitarStrings = new GuitarString[58];
InitializeGuitarStrings(guitarStrings);
var filename = "AMovieScriptEnding";
var song = new Song($@"C:\Users\jeremy.bradford\personal_workspace\MusicGenerator\MusicGenerator\Songs\{filename}.txt");
var songNotes = song.Notes;
var sampleRate = song.SampleRate;
int lengthInSeconds = (int)Math.Ceiling(song.LengthInSeconds);
byte[] raw = new byte[2 * sampleRate * lengthInSeconds];
var noteIndex = 0;
for (int sampleNum = 0; sampleNum < sampleRate * lengthInSeconds; ++sampleNum)
{
if (sampleNum % sampleRate == 0)
{
Console.WriteLine($"Processed {sampleNum/sampleRate} seconds");
}
// play notes if necessary
while (noteIndex < songNotes.Count && songNotes[noteIndex].Item1 <= sampleNum)
{
guitarStrings[songNotes[noteIndex].Item2.ToPianoInt() - 16].Pluck();
noteIndex++;
}
var sample = 0.0;
for (int j = 0; j < guitarStrings.Length; ++j)
{
sample += guitarStrings[j].Sample();
}
var sampleShort = (short)(sample * Int16.MaxValue);
var bytes = BitConverter.GetBytes(sampleShort);
raw[sampleNum * 2] = bytes[0];
raw[sampleNum * 2 + 1] = bytes[1];
for (int j = 0; j < guitarStrings.Length; ++j)
{
guitarStrings[j].Tic();
}
}
var ms = new MemoryStream(raw);
var rs = new RawSourceWaveStream(ms, new WaveFormat(sampleRate, 16, 1));
var outpath = $@"C:\Users\jeremy.bradford\personal_workspace\MusicGenerator\MusicGenerator\WavFiles\{filename}.wav";
try
{
WaveFileWriter.CreateWaveFile(outpath, rs);
} catch
{
Console.WriteLine("Please close .wav file. Press enter to continue.");
var _ = Console.ReadLine();
WaveFileWriter.CreateWaveFile(outpath, rs);
}
//var wo = new WaveOutEvent();
//wo.Init(rs);
//wo.Play();
//while (wo.PlaybackState == PlaybackState.Playing)
//{
// Thread.Sleep(500);
//}
//wo.Dispose();
}
