private void RunThread()
{
RaiseEvent(eCSGEvent.eStarted, "", null);
try
{
List <csgjs_polygon> a = ConvertTo(m_obj1);
List <csgjs_polygon> b = ConvertTo(m_obj2);
csgjs_csgnode A = new csgjs_csgnode(a);
csgjs_csgnode B = new csgjs_csgnode(b);
csgjs_csgnode AB = null;
switch (m_op)
{
case eCSGOp.eIntersection:
AB = csgjs_csgnode.csg_intersect(A, B);
break;
case eCSGOp.eSubtraction:
AB = csgjs_csgnode.csg_subtract(A, B);
break;
case eCSGOp.eUnion:
AB = csgjs_csgnode.csg_union(A, B);
break;
}
//raise an event
Object3d res = ConvertFrom(AB.allPolygons());
RaiseEvent(eCSGEvent.eCompleted, "", res);
}
catch (Exception ex)
{
DebugLogger.Instance().LogError(ex);
RaiseEvent(eCSGEvent.eError, "", null);
}
m_running = false;
}
private Object3d Intersect(Object3d obj1, Object3d obj2)
{
List <csgjs_polygon> a = ConvertTo(obj1);
List <csgjs_polygon> b = ConvertTo(obj2);
csgjs_csgnode A = new csgjs_csgnode(a);
csgjs_csgnode B = new csgjs_csgnode(b);
csgjs_csgnode AB = csgjs_csgnode.csg_intersect(A, B);
return(ConvertFrom(AB.allPolygons()));
}
// Return a new CSG solid representing space in either this solid or in the
// solid `csg`. Neither this solid nor the solid `csg` are modified.
public static csgjs_csgnode csg_union(csgjs_csgnode a1, csgjs_csgnode b1)
{
csgjs_csgnode a = a1.clone();
csgjs_csgnode b = b1.clone();
a.clipTo(b);
b.clipTo(a);
b.invert();
b.clipTo(a);
b.invert();
a.build(b.allPolygons());
csgjs_csgnode ret = new csgjs_csgnode(a.allPolygons());
a = null;
b = null;
return(ret);
}
// Return a list of all polygons in this BSP tree.
public List <csgjs_polygon> allPolygons()
{
List <csgjs_polygon> list = new List <csgjs_polygon>();
foreach (csgjs_polygon p in polygons)
{
list.Add(p.clone());
}
List <csgjs_polygon> list_front = new List <csgjs_polygon>();
List <csgjs_polygon> list_back = new List <csgjs_polygon>();
if (front != null)
{
list_front = front.allPolygons();
}
if (back != null)
{
list_back = back.allPolygons();
}
//list.insert(list.end(), list_front.begin(), list_front.end());
//list.insert(list.end(), list_back.begin(), list_back.end());
foreach (csgjs_polygon pf in list_front)
{
list.Add(pf.clone());
}
foreach (csgjs_polygon pb in list_back)
{
list.Add(pb.clone());
}
return(list);
}
