public void ImportVGMFile(BinaryReader reader)
{
/* TODO:
* Make sure that instrument editor is updated
* Make sure tracker controls are updated (specifically pattern length)
*/
instruments.CreateInstrument();
instruments.presets[0].volumeTable = new int[] { 0xF };
instruments.presets[1].volumeTable = new int[] { 0xF };
data.SetPatternLength(128);
data.SetData(0, 0, 3, 0xf);
data.SetData(0, 0, 4, 0x1);
reader.BaseStream.Position = 0x40;
data.currentPattern = 0;
m_LastVol = new int[4];
bool eof = false;
while (reader.BaseStream.Position < reader.BaseStream.Length && !eof)
{
byte cmd = reader.ReadByte();
switch (cmd)
{
case 0x50:
byte val = reader.ReadByte();
ParsePSGData(val);
break;
case 0x61:
int inc = Mathf.FloorToInt(reader.ReadUInt16() / 735.0f);
m_CurrRow += inc;
if (m_CurrRow >= data.patternLength)
{
m_CurrRow -= data.patternLength;
data.AddPatternLine();
}
break;
case 0x62:
case 0x63:
m_CurrRow++;
if (m_CurrRow >= data.patternLength)
{
m_CurrRow = 0;
data.AddPatternLine();
}
break;
case 0x66:
eof = true;
break;
}
}
matrix.UpdateMatrix();
view.UpdatePatternData();
}
public void NewInstrument()
{
instruments.CreateInstrument( );
UpdateEnvelopes();
view.UpdatePatternData();
UpdateInstruments();
SetSelectedInstrument(instruments.presets.Length - 1);
}
private void IncInstrument(int dir)
{
keyboard.currentInstrument += dir;
if (keyboard.currentInstrument < 0)
{
keyboard.currentInstrument = 0;
}
if (keyboard.currentInstrument >= instruments.presets.Length)
{
instruments.CreateInstrument( );
}
UpdateAttributes( );
}
