private void ScanMessage(byte[] buffer, int offset, int length)
{
// Where the next element begins if any
var next = offset + length;
// OSC address
var address = OscDataTypes.ReadString(buffer, offset);
offset += OscDataTypes.Align4(address.Length + 1);
if (address == "#bundle")
{
// We don't use the timestamp data; Just skip it.
offset += 8;
// Keep reading until the next element begins.
while (offset < next)
{
// Get the length of the element.
var elementLength = OscDataTypes.ReadInt(buffer, offset);
offset += 4;
// Scan the bundle element in a recursive fashion.
ScanMessage(buffer, offset, elementLength);
offset += elementLength;
}
}
else
{
// Retrieve the arguments and dispatch the message.
_dataHandle.Scan(buffer, offset);
_dispatcher.Dispatch(address, _dataHandle);
}
}
public void Append(string data)
{
var len = data.Length;
for (var i = 0; i < len; i++)
{
_buffer[_length++] = (Byte)data[i];
}
var len4 = OscDataTypes.Align4(len + 1);
for (var i = len; i < len4; i++)
{
_buffer[_length++] = 0;
}
}
internal void Scan(Byte[] buffer, int offset)
{
// Reset the internal state.
_sharedBuffer = buffer;
_typeTags.Clear();
_offsets.Clear();
// Read type tags.
offset++; // ","
while (true)
{
var tag = (char)buffer[offset];
if (!OscDataTypes.IsSupportedTag(tag))
{
break;
}
_typeTags.Add(tag);
offset++;
}
offset += OscDataTypes.GetStringSize(buffer, offset);
// Determine the offsets of the each element.
foreach (var tag in _typeTags)
{
_offsets.Add(offset);
if (tag == 'i' || tag == 'f')
{
offset += 4;
}
if (tag == 'd')
{
offset += 8;
}
else if (tag == 's')
{
offset += OscDataTypes.GetStringSize(buffer, offset);
}
else // tag == 'b'
{
offset += 4 + OscDataTypes.ReadInt(buffer, offset);
}
}
}
internal void Scan(byte[] buffer, int offset)
{
// Reset the internal state.
_sharedBuffer = buffer;
_typeTags.Clear();
_offsets.Clear();
// Read type tags.
offset++; // ","
while (true)
{
var tag = (char)buffer[offset];
if (!OscDataTypes.IsSupportedTag(tag))
{
break;
}
_typeTags.Add(tag);
offset++;
}
offset += OscDataTypes.GetStringSize(buffer, offset);
// Determine the offsets of the each element.
foreach (var tag in _typeTags)
{
_offsets.Add(offset);
switch (tag)
{
case 'i':
case 'f':
offset += 4;
break;
case 's':
offset += OscDataTypes.GetStringSize(buffer, offset);
break;
// tag == 'b'
default:
offset += 4 + OscDataTypes.ReadInt(buffer, offset);
break;
}
}
}
public float GetElementAsFloat(int index)
{
if (index >= _typeTags.Count)
{
return(0);
}
var tag = _typeTags[index];
var offs = _offsets[index];
if (tag == 'f')
{
return(OscDataTypes.ReadFloat(_sharedBuffer, offs));
}
if (tag == 'i')
{
return(OscDataTypes.ReadInt(_sharedBuffer, offs));
}
return(0);
}
public float GetElementAsFloat(int index)
{
if (index >= _typeTags.Count)
{
return(0);
}
var tag = _typeTags[index];
var offs = _offsets[index];
switch (tag)
{
case 'f':
return(OscDataTypes.ReadFloat(_sharedBuffer, offs));
case 'i':
return(OscDataTypes.ReadInt(_sharedBuffer, offs));
default:
return(0);
}
}
public string GetElementAsString(int index)
{
if (index >= _typeTags.Count)
{
return("");
}
var tag = _typeTags[index];
var offs = _offsets[index];
if (tag == 's')
{
return(OscDataTypes.ReadString(_sharedBuffer, offs));
}
if (tag == 'i')
{
return(OscDataTypes.ReadInt(_sharedBuffer, offs).ToString());
}
if (tag == 'f')
{
return(OscDataTypes.ReadFloat(_sharedBuffer, offs).ToString());
}
return("");
}
public string GetElementAsString(int index)
{
if (index >= _typeTags.Count)
{
return("");
}
var tag = _typeTags[index];
var offs = _offsets[index];
switch (tag)
{
case 's':
return(OscDataTypes.ReadString(_sharedBuffer, offs));
case 'i':
return(OscDataTypes.ReadInt(_sharedBuffer, offs).ToString());
case 'f':
return(OscDataTypes.ReadFloat(_sharedBuffer, offs).ToString());
default:
return("");
}
}
