public void MapStep(Face f, otf_Obj obj, double treshold)
{
/*
* but first we have to reorder the vertices for our grid cell.
* that way the grid cell can figure out
*/
List <Vertex> faceVertices = LinkVertices(obj, f);
var cell = new GridCell(
new IntPoint[]
{
BlenderCoordToWpfPixel(faceVertices.OrderByDescending(x => x.Y).Take(2).OrderBy(y => y.X).FirstOrDefault()),
BlenderCoordToWpfPixel(faceVertices.OrderByDescending(x => x.Y).Take(2).OrderByDescending(y => y.X).FirstOrDefault()),
BlenderCoordToWpfPixel(faceVertices.OrderBy(x => x.Y).Take(2).OrderByDescending(y => y.X).FirstOrDefault()),
BlenderCoordToWpfPixel(faceVertices.OrderBy(x => x.Y).Take(2).OrderBy(y => y.X).FirstOrDefault())
}, new double[]
{
faceVertices.OrderByDescending(x => x.Y).Take(2).OrderBy(y => y.X).FirstOrDefault().Z,
faceVertices.OrderByDescending(x => x.Y).Take(2).OrderByDescending(y => y.X).FirstOrDefault().Z,
faceVertices.OrderBy(x => x.Y).Take(2).OrderByDescending(y => y.X).FirstOrDefault().Z,
faceVertices.OrderBy(x => x.Y).Take(2).OrderBy(y => y.X).FirstOrDefault().Z
}
);
//now that we have the gridCell, go ahead and draw it.
//Drawer.DrawGridCell(mCanvas, cell);
//for now it's hardcoded.
//later on maybe more contours? like 5 between the lowest and highest height data?
Application.Current.Dispatcher.Invoke(new Action(() => { Drawer.DrawLines(mCanvas, cell.GetLineEndings(treshold)); }));
}
private List <Vertex> LinkVertices(otf_Obj obj, Face face)
{
//getting the actual vertex data from a face using its vertex indexes.
var vList = new List <Vertex>();
for (int i = 0; i < face.VertexIndexList.Length; i++)
{
vList.Add(obj.VertexList[face.VertexIndexList[i]]);
}
return(vList);
}
//reading the .obj file on demand using external lib
private void OnKeyDownHandler(object sender, KeyEventArgs e)
{
if (e.Key == Key.Return)
{
Message.Text = "";
//read obj file here.
var dialog = new Microsoft.Win32.OpenFileDialog();
dialog.DefaultExt = ".obj";
bool? res = dialog.ShowDialog();
string filename;
if (res == false)
{
throw new System.Exception("Couldn't open yo dialog.");
}
filename = dialog.FileName;
var obj = new otf_Obj(builder.MapStep, filename);
builder.Init(obj.XExtents);
//this ain's parallel just yet of course.
//da is like the stuff draws right in front of u
//Task t = new Task(() =>
//{
// obj.OnTheFlyProcess(filename, 0.01);
//},TaskCreationOptions.LongRunning);
//t.Start();
obj.OnTheFlyProcess(filename, 0.01);
//da is like u wait for 4 mins and da image pops up
//obj.OnTheFlyProcess(filename);
}
}
