private Point3dCollection InitializeLdsMesh()
{
var list = new Point3dCollection();
var ld = _properties.Parts.SelectedLd;
var lp = _properties.Parts.SelectedLp;
var cast = _properties.Parts.SelectedCast;
var spacing = _properties.Algorythim.Options.DistanceBetweenLpAndLd;
var startVector = new Vector3d(0, lp.Height + spacing, 0);
var startPoint = _properties.StartPoint.Add(startVector);
var incrVector = new Vector2d(cast.Width, ld.Width + spacing * 2.0 + lp.Height);
for (double y = startPoint.Y; y < _properties.MaxPoint.Y; y += incrVector.Y)
{
list.Add(new Point3d(startPoint.X, y, 0));
double x = 0;
for (x = startPoint.X; x < _properties.MaxPoint.X && SlabAlgorythim.IsInsidePolygon(_outline, new Point3d(x + incrVector.X + 10, y, 0)); x += incrVector.X)
{
;
}
if (SlabAlgorythim.IsInsidePolygon(_outline, new Point3d(x + _properties.Algorythim.Options.OutlineDistance / 2.0 + cast.Width, y, 0)))
{
list.Add(new Point3d(x, y, 0));
}
else
{
list.Add(new Point3d(x, y, 0));
}
}
return(list);
}
protected bool CanPlacePart(Point3d loc, Part part, float orientationAngle, ObjectId outlinePartId)
{
var isInside = SlabAlgorythim.IsInsidePolygon(_environment.Outline, loc);
if (!isInside)
{
return(false);
}
//if (part.UsageType == UsageType.Head) return true;
using (var t = _acad.StartTransaction())
{
var partOutlineRefId = PlacePart(part, loc, orientationAngle, outlinePartId);
var partOutlineRef = t.GetObject(partOutlineRefId, OpenMode.ForRead) as BlockReference;
var intersections = new Point3dCollection();
_environment.Outline.IntersectWith(partOutlineRef, Intersect.OnBothOperands, intersections, IntPtr.Zero, IntPtr.Zero);
if (intersections.Count > 0)
{
return(false);
}
foreach (var e in _environment.Girders)
{
partOutlineRef.IntersectWith(e, Intersect.OnBothOperands, intersections, IntPtr.Zero, IntPtr.Zero);
if (intersections.Count > 0)
{
return(false);
}
}
foreach (var e in _environment.Collumns)
{
partOutlineRef.IntersectWith(e, Intersect.OnBothOperands, intersections, IntPtr.Zero, IntPtr.Zero);
if (intersections.Count > 0)
{
return(false);
}
}
foreach (var e in _environment.Empties)
{
partOutlineRef.IntersectWith(e, Intersect.OnBothOperands, intersections, IntPtr.Zero, IntPtr.Zero);
if (intersections.Count > 0)
{
return(false);
}
if (SlabAlgorythim.IsInsidePolygon(e, loc))
{
return(false);
}
}
partOutlineRef?.Erase();
t.Commit();
}
return(true);
}