public void TestIncrement(string arg, double expectation)
{
var args = CreateArgs(arg);
var obj = new NoiseOption(args);
Assert.AreEqual(expectation, obj.Increment);
}
public void TestType(string arg, string expectation)
{
var args = CreateArgs(arg);
var obj = new NoiseOption(args);
Assert.AreEqual(expectation, obj.Type);
}
public void TestWidth(string arg, int expectation)
{
var args = CreateArgs("--width=200");
var obj = new NoiseOption(args);
Assert.AreEqual(200, obj.Width);
}
public void TestHeight(string arg, int expectation)
{
var args = CreateArgs(arg);
var obj = new NoiseOption(args);
Assert.AreEqual(expectation, obj.Height);
}
public static void Main(string[] args)
{
Console.WriteLine("Welcome to the improved noise generator!\n");
var arguments = new Docopt().Apply(Usage, args, version: $"{nameof(ImprovedNoise)} 0.0.1", exit: true);
var options = new NoiseOption(arguments);
var generator = new Generator(new ImprovedPerlin(), options.Height, options.Width, options.Increment,
options.Type);
var image = generator.Generate();
string imageName = $"/tmp/{DateTime.Now.Ticks}.png";
image.Save(new FileStream(imageName, FileMode.CreateNew), new PngEncoder());
Console.WriteLine($"Done. Image generated at local folder: {imageName}\n");
}
public Mssf(short[] w, int a, int d, byte s, int r, int pan, NoiseOption noise)
{
Wave = w;
A = a;
D = d;
S = s;
R = r;
Pan = pan;
Noiseoption = noise;
}
public static int SetWave(short[] wave, int oct, int pan, NoiseOption no)
{
var hz = GetRelativeFreq(Math.Min(oct, 6));
var length = 0;
//string debug = "";
var sheed = 0x8000;
/*for (int i = 0; i < 44100; i++)
if ((decimal)Math.PI * 2 / (decimal)44100 * i * (hz + (hz / 440m)) > (decimal)Math.PI * 2)
{
//Console.Write(Math.PI * 2 / 44100 * i * hz * 180 / Math.PI);
length = i;
break;
}
*/
length = (int) (44100 / hz + 0.5);
//length++;
//length *= 10;
// Hz = 1 / s
//×s s × Hz = 1
//÷Hz s = 1 / Hz
//if (hz >= 1046)
// length = 11025;
float t = 0;
if (no != NoiseOption.None)
length = 11025;
var hSSnd = DX.MakeSoftSound1Ch16Bit44KHz(length);
//int[] sikis = new int[length];
var y = new ushort[length];
var noise = new ushort[length];
if (no != NoiseOption.None)
noise = SetNoise(hz, no == NoiseOption.Short ? true : false, ref sheed, length);
for (var i = 0; i < length; i++)
{
//t = wave[(int)((Math.PI * 2 / 44100 * i * hz * 180 / Math.PI) % 360 / (359 / 31.0))]+32768; // divided by 10 means volume control
var siki = (int) Math.Round(2 / 44100.0 * i * hz * 180 % 360 / (360 / 31.0));
t = wave[siki] + 32768;
//var siki = Math.PI * 2 / 44100 * i * hz;
//t = (float)Math.Sin(siki) * 32768 + 32767;
// t = (float)(Math.Sin(Math.PI * 2 / 44100 * i * hz) * 32768 + 32768);
//sikis[i] = siki;
//t = wave[(int)(i * (32.0 / length))] + 32768;
t = (noise[i] + t) / 2;
/*if (i > 0)
y[i] = (ushort)(0.9f * (ushort)y[i - 1] + 0.1f*t);
else*/
y[i] = (ushort) t;
//debug += (int)((Math.PI * 2 / 44100 * i * hz * 180 / Math.PI) % 360 / (359 / 31.0)) + " ";
/*
if (i > 1)
y[i] = (ushort)((y[i - 2] + y[i - 1] + t) / 3);
if (i > 0)
y[i] = (ushort)((y[i - 1] + t) / 3);
else
y[i] = (ushort)t;
*/
DX.WriteSoftSoundData(hSSnd, i, (ushort) t, (ushort) t);
}
var retval = DX.LoadSoundMemFromSoftSound(hSSnd);
DX.DeleteSoftSound(hSSnd);
return retval;
}
public Tone(string pitch, int octave, short[] wave, Envelope env, int vol, int pan, int vel, NoiseOption noiseflag)
{
if (DX.DxLib_IsInit() == 0)
throw new Exception("DXLib が初期化されていません。");
Pitch = pitch;
Octave = octave;
Wave = wave;
Freq = GetFreq(pitch, octave);
Handle = SetWave(wave, octave, pan, noiseflag);
Envelope = env;
Volume = vol;
Velocity = vel;
Playing = false;
}
public static void SaveFileVer2(string path, short[] wave, int a, int d, byte s, int r, int pan, NoiseOption noiseoption)
{
BinaryWriter bw = null;
try
{
bw = new BinaryWriter(new FileStream(path, FileMode.Create));
}
catch (UnauthorizedAccessException)
{
throw new Exception("ERR:0003");
}
bw.Write(new[] {'M', 'S', 'S', 'F', '_', 'V', 'E', 'R', '0', '0', '2'}, 0, 11); //ヘッダー
foreach (var wav in wave)
bw.Write(wav); //波形データ
bw.Write(a); //アタックタイム
bw.Write(d); //ディケイタイム
bw.Write(s); //サスティンレベル
bw.Write(r); //リリースタイム
bw.Write(pan); //パンポット
bw.Write((byte) noiseoption);
bw.Close(); //ストリームを閉じる
}
public static void LoadFileVer2(string path, out short[] wave, out int a, out int d, out byte s, out int r, out int pan, out NoiseOption noiseoption)
{
wave = new short[32];
BinaryReader br = null;
try
{
br = new BinaryReader(new FileStream(path, FileMode.Open));
}
catch (FileNotFoundException)
{
throw new Exception("ERR:0004");
}
var head = br.ReadChars(11);
if (new string(head) != "MSSF_VER002")
if (new string(head).Substring(0, 8) == "MSSF_VER")
throw new Exception("ERR:0001"); //指定した Music Sheet Sound File のバージョンが異なる。
else
throw new Exception("ERR:0002"); //そのファイルは Music Sheet Sound File ではない。
for (var i = 0; i < 32; i++)
wave[i] = br.ReadInt16();
a = br.ReadInt32();
d = br.ReadInt32();
s = br.ReadByte();
r = br.ReadInt32();
pan = br.ReadInt32();
int tmp = br.ReadByte();
if (tmp > 2)
throw new Exception("ERR:0006");
noiseoption = (NoiseOption) tmp;
br.Close();
}
public static void LoadFileDynamic(string path, out short[] wave, out int a, out int d, out byte s, out int r, out int pan, out NoiseOption noiseoption)
{
BinaryReader br = null;
try
{
br = new BinaryReader(new FileStream(path, FileMode.Open));
}
catch (FileNotFoundException)
{
throw new Exception("ERR:0004");
}
var head = br.ReadChars(8);
if (new string(head) != "MSSF_VER")
throw new Exception("ERR:0002");
var ver = 0;
try
{
ver = int.Parse(new string(br.ReadChars(3)));
}
catch (Exception)
{
throw new Exception("ERR:0002");
}
br.Close();
switch (ver)
{
case 1:
LoadFileVer1(path, out wave, out a, out d, out s, out r, out pan);
noiseoption = NoiseOption.None;
break;
case 2:
LoadFileVer2(path, out wave, out a, out d, out s, out r, out pan, out noiseoption);
break;
default:
throw new Exception("ERR:0005");
}
}
