public bool Load1DReal(string file, UInt32 dataNum)
{
this.Text = file;
FileInfo fi = new FileInfo(file);
long size = fi.Length;
int itemSize = 2 * sizeof(double);
UInt32 cNum = SpaceDigitizer.FFTW_HALF_N(dataNum);
long itemCount = cNum;
if (itemCount * itemSize != size)
{
MessageBox.Show("File size mismatch");
}
else
{
double vr, vi;
DataTable tbl = new DataTable("Data");
tbl.Columns.Add("k", typeof(double));
tbl.Columns.Add("Real", typeof(double));
tbl.Columns.Add("Imag", typeof(double));
BinaryReader br = new BinaryReader(new FileStream(file, FileMode.Open));
for (int i = 0; i < itemCount; i++)
{
vr = br.ReadDouble();
vi = br.ReadDouble();
tbl.Rows.Add(i, Math.Round(vr, 10), Math.Round(vi, 10));
}
br.Close();
dataGridView1.DataSource = tbl;
dataGridView1.Columns[2].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
return(true);
}
return(false);
}
public bool Load2DReal(string file, UInt32 dataNum)
{
this.Text = file;
FileInfo fi = new FileInfo(file);
long size = fi.Length;
int itemSize = 2 * sizeof(double);
UInt32 rNum = SpaceDigitizer.SPACE_POINTS(dataNum);
UInt32 rNum2 = rNum * rNum;
UInt32 cNum = SpaceDigitizer.FFTW_HALF_N(dataNum);
long itemCount = rNum * cNum;
if (itemCount * itemSize != size)
{
MessageBox.Show("File size mismatch");
}
else
{
object[] vs;
int i, j;
double vr, vi;
DataTable tbl = new DataTable("Data");
//i-frequency column
tbl.Columns.Add("k", typeof(int));
//j-data columns
for (j = 0; j < cNum; j++)
{
tbl.Columns.Add(string.Format(CultureInfo.InvariantCulture, "Col{0}", j), typeof(string));
tbl.Columns[j + 1].Caption = j.ToString(CultureInfo.InvariantCulture);
}
BinaryReader br = new BinaryReader(new FileStream(file, FileMode.Open));
//row-major indexing
for (i = 0; i < rNum; i++)
{
vs = new object[cNum + 1];
vs[0] = i; //the first column is i-frequency
for (j = 0; j < cNum; j++)
{
vr = br.ReadDouble();
vi = br.ReadDouble();
vs[j + 1] = string.Format(CultureInfo.InvariantCulture, "{0}[{1}]", Math.Round(vr, 6), Math.Round(vi, 6));
}
tbl.Rows.Add(vs);
}
br.Close();
dataGridView1.DataSource = tbl;
dataGridView1.Columns[0].Frozen = true;
return(true);
}
return(false);
}
