private bool LoadStlFile(string filename)
{
this.stl_file = filename;
if (!File.Exists(filename))
{
pictureBox1.Image = null;
return(false);
}
int w = 2400;
int h = 1600;
int xdiv = 12;
int ydiv = 8;
//slice
Stopwatch sw = Stopwatch.StartNew();
Mesh mesh = new Mesh(filename);
Console.WriteLine("load stl: {0} ms", sw.ElapsedMilliseconds); sw.Restart();
mesh.ShiftCenter();
mesh.Scale(appset.stl_scale);
Console.WriteLine("shift/scale stl: {0} ms", sw.ElapsedMilliseconds); sw.Restart();
//float zstep = (mesh.zmax - mesh.zmin) / (xdiv * ydiv);
float zstep = appset.zstep;
slices = new Slices(mesh, zstep, appset.slice_tol, appset.z_angle * (float)Math.PI / 180f);
Console.WriteLine("total slicing: {0} ms", sw.ElapsedMilliseconds); sw.Restart();
//visualize
Visualize vis = new Visualize(w, h);
pictureBox1.Image = vis.show_Slices(slices, xdiv, ydiv);
Console.WriteLine("visualize: {0} ms", sw.ElapsedMilliseconds); sw.Restart();
//gcode
gcode = new Gcode();
gcode.ZStep = appset.zstep;
gcode.header = appset.gcode_header;
gcode.footer = appset.gcode_footer;
gcode.WallThickness = appset.WallThickness;
gcode.FilamentDiameter = appset.FilamentDiameter;
gcode.PrintSpeed = appset.PrintSpeed;
gcode.PrintPerimeter = appset.PrintPerimeter;
gcode.Append(slices);
Console.WriteLine("gcode: {0} ms", sw.ElapsedMilliseconds); sw.Restart();
//show info
txtInfo.Text =
gcode.info().Replace(";", "").Replace("\n", "\r\n") +
mesh.ToString() + "\r\n" +
string.Format("Mesh Facets {0:0.}\r\n", mesh.Facets.Length) +
string.Format("Layers {0:0.}\r\n", slices.slices.Count) +
string.Format("Line Segments {0:0.}\r\n", slices.LineSegmentCount());
//clear settings isdirty flag
appset.IsDirtyClearFlag();
return(true);
}
