void InitLookupTable(DataPacket packet)
{
MapType = (int)packet.ReadBits(4);
if (MapType == 0)
{
return;
}
var minValue = Utils.ConvertFromVorbisFloat32(packet.ReadUInt32());
var deltaValue = Utils.ConvertFromVorbisFloat32(packet.ReadUInt32());
var valueBits = (int)packet.ReadBits(4) + 1;
var sequence_p = packet.ReadBit();
var lookupValueCount = Entries * Dimensions;
var lookupTable = new float[lookupValueCount];
if (MapType == 1)
{
lookupValueCount = lookup1_values();
}
var multiplicands = new uint[lookupValueCount];
for (var i = 0; i < lookupValueCount; i++)
{
multiplicands[i] = (uint)packet.ReadBits(valueBits);
}
// now that we have the initial data read in, calculate the entry tree
if (MapType == 1)
{
for (var idx = 0; idx < Entries; idx++)
{
var last = 0.0;
var idxDiv = 1;
for (var i = 0; i < Dimensions; i++)
{
var moff = (idx / idxDiv) % lookupValueCount;
var value = (float)multiplicands[moff] * deltaValue + minValue + last;
lookupTable[idx * Dimensions + i] = (float)value;
if (sequence_p)
{
last = value;
}
idxDiv *= lookupValueCount;
}
}
}
else
{
for (var idx = 0; idx < Entries; idx++)
{
var last = 0.0;
var moff = idx * Dimensions;
for (var i = 0; i < Dimensions; i++)
{
var value = multiplicands[moff] * deltaValue + minValue + last;
lookupTable[idx * Dimensions + i] = (float)value;
if (sequence_p)
{
last = value;
}
++moff;
}
}
}
LookupTable = lookupTable;
}
void InitLookupTable(DataPacket packet)
{
MapType = (int)packet.ReadBits(4);
if (MapType == 0) return;
var minValue = Utils.ConvertFromVorbisFloat32(packet.ReadUInt32());
var deltaValue = Utils.ConvertFromVorbisFloat32(packet.ReadUInt32());
var valueBits = (int)packet.ReadBits(4) + 1;
var sequence_p = packet.ReadBit();
var lookupValueCount = Entries * Dimensions;
var lookupTable = new float[lookupValueCount];
if (MapType == 1)
{
lookupValueCount = lookup1_values();
}
var multiplicands = new uint[lookupValueCount];
for (var i = 0; i < lookupValueCount; i++)
{
multiplicands[i] = (uint)packet.ReadBits(valueBits);
}
// now that we have the initial data read in, calculate the entry tree
if (MapType == 1)
{
for (var idx = 0; idx < Entries; idx++)
{
var last = 0.0;
var idxDiv = 1;
for (var i = 0; i < Dimensions; i++)
{
var moff = (idx / idxDiv) % lookupValueCount;
var value = (float)multiplicands[moff] * deltaValue + minValue + last;
lookupTable[idx * Dimensions + i] = (float)value;
if (sequence_p) last = value;
idxDiv *= lookupValueCount;
}
}
}
else
{
for (var idx = 0; idx < Entries; idx++)
{
var last = 0.0;
var moff = idx * Dimensions;
for (var i = 0; i < Dimensions; i++)
{
var value = multiplicands[moff] * deltaValue + minValue + last;
lookupTable[idx * Dimensions + i] = (float)value;
if (sequence_p) last = value;
++moff;
}
}
}
LookupTable = lookupTable;
}
