public static void Transform(uint bits, ComplexFloat[] data, Direction direction)
{
FPGA.Const <uint> n = GeneratorTools.ArrayLength(bits);
FPGA.Const <float> nFloat = GeneratorTools.FloatArrayLength(bits);
uint mask = GeneratorTools.Mask(bits);
ComplexFloat[] transformed = new ComplexFloat[data.Length];
float[] cosMap = GeneratorTools.CosArray(n, direction);
var tmp = new ComplexFloat();
// for each destination element
for (uint i = 0; i < n; i++)
{
tmp.Re = 0.0f;
tmp.Im = 0.0f;
// sum source elements
for (uint j = 0; j < n; j++)
{
ComplexFloat source = new ComplexFloat();
source = data[j];
FTTools.RotateAndAdd(cosMap, bits, ref source, ref tmp, i * j);
}
transformed[i] = tmp;
}
FTTools.CopyAndNormalize(bits, transformed, data, direction, ref tmp);
}
public static async Task Aggregator(
FPGA.OutputSignal <bool> LED1,
FPGA.InputSignal <bool> RXD,
FPGA.OutputSignal <bool> TXD
)
{
Sequential handler = () =>
{
FPU.FPUScope();
const int width = 10;
const int baud = 115200;
ComplexFloat[] data = new ComplexFloat[GeneratorTools.ArrayLength(width)];
ComplexFloat tmp = new ComplexFloat();
while (true)
{
RTX.ReadData(baud, RXD, data);
FTTools.CopyAndNormalize(width, data, data, Direction.Forward, ref tmp);
RTX.WriteData(baud, TXD, data, 0);
}
};
FPGA.Config.OnStartup(handler);
Drivers.IsAlive.Blink(LED1);
}
public void CopyAndNormalizeController()
{
using (var port = new COMPort())
{
var sourceSignal = _bp.TestSignal();
port.Send(sourceSignal);
ComplexFloat tmp = new ComplexFloat();
FTTools.CopyAndNormalize(_bp.Bits, sourceSignal, sourceSignal, Direction.Forward, ref tmp);
var receiverSignal = _bp.ZeroSignal;
port.Receive(receiverSignal, out uint duration);
Validation.AssertSpectres(sourceSignal, receiverSignal, true, true);
}
}
