public void GenerateSteps()
{
Measures = new List <Measure>();
float DistanceBetweenBeats = Beats.Diff().ToList().AverageNoOutliers();
var NotesInMeasure = Onsets.Select(x => ((int)Math.Round((x - msTilStart) / DistanceBetweenBeats * Measure.Resolution / BeatsPerMeasure)) % Measure.Resolution).ToList();
var MeasureToPlace = Onsets.Select(x => (int)((x - msTilStart) / DistanceBetweenBeats / BeatsPerMeasure)).ToList();
StepPattern pattern = StepPattern.StartsOnRight.GetRandom();
int j = 0;
bool[,] lookup = new bool[Measure.Resolution, MeasureToPlace.Max() + 1];
for (int i = 0; i < Onsets.Count; i += 1)
{
if (lookup[NotesInMeasure[i], MeasureToPlace[i]])
{
continue;
}
if (NotesInMeasure[i] < 0 || MeasureToPlace[i] < 0)
{
continue;
}
while (MeasureToPlace[i] >= Measures.Count)
{
Measures.Add(new Measure());
}
if (j >= pattern.Steps.Count)
{
pattern = pattern.GetNextViablePattern();
j = 0;
}
Measures[MeasureToPlace[i]].Steps[NotesInMeasure[i]] = pattern.Steps[j++];
lookup[NotesInMeasure[i], MeasureToPlace[i]] = true;
}
}
public Form1()
{
InitializeComponent();
StepPattern.CreateStepPatterns();
this.Traverse(c =>
{
if (c is ButtonBase)
{
ButtonBase b = c as ButtonBase;
b.FlatStyle = FlatStyle.Flat;
b.FlatAppearance.BorderColor = Color.Black;
b.Cursor = Cursors.Hand;
}
else if (c is TextBox)
{
TextBox t = c as TextBox;
t.BorderStyle = BorderStyle.FixedSingle;
t.Cursor = Cursors.IBeam;
}
//c.BackColor = Color.FromArgb(40, 40, 40);
//c.ForeColor = Color.White;
});
TXTBpm.TextChanged += (sender, e) => {
if (song != null)
{
try
{
song.BeatsPerMinute = (float)Convert.ToDouble((sender as TextBox).Text);
} catch (FormatException) { }
}
};
TXTOffset.TextChanged += (sender, e) =>
{
if (song != null)
{
try
{
song.msTilStart = (float)Convert.ToDouble((sender as TextBox).Text);
} catch (FormatException)
{
}
}
};
}
public void GenerateSteps(List <float> beatTimesMilliseconds)
{
double MillisecondsPerMeasure = BeatsPerMeasure / BeatsPerMinute * 60000.0f;
int MeasureNumber = -1;
StepPattern pattern = StepPattern.StartsOnRight.First();
int stepIndex = 0;
foreach (var time in beatTimesMilliseconds)
{
int Measure = (int)((time - msTilStart) / MillisecondsPerMeasure);
if (Measure >= beatTimesMilliseconds.Count)
{
Measures.Add(new Measure());
MeasureNumber += 1;
}
int MeasureRelativeBeat = (int)(time - (MeasureNumber * MillisecondsPerMeasure) / 36.0);
Measures[MeasureNumber].Steps[MeasureRelativeBeat] = pattern.Steps[stepIndex++];
if (stepIndex >= pattern.Steps.Count)
{
stepIndex = 0;
pattern = pattern.GetNextViablePattern();
}
}
}
public void GenerateStepsV2(float BPM, float Offset, int difficulty, bool RoundBeats)
{
BeatsPerMinute = BPM;
msTilStart = Offset * -1000;
List <float> Timings = new List <float>();
float Sensitivity = (100 - difficulty) / 100.0f;
float Max = Onsets.Max();
for (int i = 0; i < Onsets.Count; i += 1)
{
if (Onsets[i] > Max * Sensitivity)
{
Timings.Add(TimePerSample * i * 1000);
}
}
float MinutesPerBeat = 1 / BPM;
float MillisecondsPerMinute = 60000;
Measures = new List <Measure>();
float DistanceBetweenBeats = MinutesPerBeat * MillisecondsPerMinute;
var NotesInMeasure = Timings.Select(z => (int)(((Math.Round((z - msTilStart) / DistanceBetweenBeats * Measure.Resolution) / (float)BeatsPerMeasure)) + 1) % Measure.Resolution).ToList();
//var MeasureToPlace = Timings.Select(z => (int)((z - msTilStart) / DistanceBetweenBeats / BeatsPerMeasure)).ToList();
var MeasureToPlace = Timings.Select(z => (int)(((Math.Round((z - msTilStart) / DistanceBetweenBeats * Measure.Resolution) / (float)BeatsPerMeasure)) + 1) / Measure.Resolution).ToList();
//StepPattern pattern = StepPattern.StartsOnRight.GetRandom();
//int j = 0;
bool[,] lookup = new bool[Measure.Resolution, MeasureToPlace.Max() + 1];
Rounder rounder = new Rounder(0, 3, 4, 6, 8, 9, 12, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 33, 36, 39, 40, 42, 44, 45);
//for (int i = 0; i < Timings.Count; i += 1)
//{
// int r = NotesInMeasure[i];
// if (RoundBeats)
// {
// r = rounder.Round(NotesInMeasure[i]);
// }
// if (r < 0 || MeasureToPlace[i] < 0) continue;
// if (lookup[r, MeasureToPlace[i]]) continue;
// while (MeasureToPlace[i] >= Measures.Count)
// {
// Measures.Add(new Measure());
// }
// if (j >= pattern.Steps.Count)
// {
// pattern = pattern.GetNextViablePattern();
// j = 0;
// }
// Measures[MeasureToPlace[i]].Steps[r] = pattern.Steps[j++];
// lookup[r, MeasureToPlace[i]] = true;
//}
int x = 0;
foreach (var step in StepPattern.StepStream(true))
{
restart:
if (x >= Timings.Count)
{
break;
}
int r = NotesInMeasure[x];
if (RoundBeats)
{
r = rounder.Round(NotesInMeasure[x]);
}
if (r < 0 || MeasureToPlace[x] < 0 || lookup[r, MeasureToPlace[x]])
{
x += 1;
goto restart;
}
while (MeasureToPlace[x] >= Measures.Count)
{
Measures.Add(new Measure());
}
Measures[MeasureToPlace[x]].Steps[r] = step;
lookup[r, MeasureToPlace[x]] = true;
}
}
