public static void GetImageInfo(string filename)
{
ImageWidth = 0;
ImageHeight = 0;
SimplePointFile.OpenReadFile(filename);
int lines = 0;
double[] pixels = { 0, 0 };
double[] temp;
while ((temp = SimplePointFile.ReadLine()) != null)
{
pixels = temp;
lines++;
}
//Console.WriteLine("File Lines:" + lines);
if (lines == ((int)pixels[0] + 1) * ((int)pixels[1] + 1))
{
ImageWidth = (int)pixels[0] + 1;
ImageHeight = (int)pixels[1] + 1;
}
else
{
throw new NotSupportedException("File Type Error!");
}
SimplePointFile.CloseReadFile();
}
public static void ReadDataFromFile(string filename)
{
try
{
SimplePointFile.GetImageInfo(filename);
ImageWidth = SimplePointFile.ImageWidth;
ImageHeight = SimplePointFile.ImageHeight;
//Console.WriteLine("ImageWidth:" + ImageWidth);
//Console.WriteLine("ImageHeight:" + ImageHeight);
var points = vtkPoints.New();
var colorArray = vtkUnsignedCharArray.New();
colorArray.SetNumberOfComponents(3);
ImageData = vtkImageData.New();
ImageData.SetExtent(0, ImageWidth - 1, 0, ImageHeight - 1, 0, 0);
ImageData.SetNumberOfScalarComponents(1);
ImageData.SetScalarTypeToUnsignedChar();
SimplePointFile.OpenReadFile(filename);
double[] data;
while ((data = SimplePointFile.ReadLine()) != null)
{
points.InsertNextPoint(data[0], data[1], data[2]);
colorArray.InsertNextTuple3(data[3], data[4], data[5]);
ImageData.SetScalarComponentFromDouble((int)data[0], (int)data[1], 0, 0, data[3]);
}
PolyData = vtkPolyData.New();
PolyData.SetPoints(points);
PolyData.GetPointData().SetScalars(colorArray);
PolyData.Update();
//Console.WriteLine("PolyData & ImageData Load.");
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
finally
{
SimplePointFile.CloseReadFile();
}
}