public static Relation OverlapOperator(ModelInfo modelInfo1, ModelInfo modelInfo2)
{
if (modelInfo1 != null && modelInfo2 != null)
{
}
else
{
return(null);
}
// QL4BIMspatial.IContainOperator
// Call the Singleton Class to get the actual loaded elements -> Connection to the DataModel
ModelController _modelController = ModelController.Instance;
var model1 = _modelController.GetModel(modelInfo1.modelId) as IfcModel;
var model2 = _modelController.GetModel(modelInfo2.modelId) as IfcModel;
var result = new Relation(Guid.Parse(modelInfo1.modelId), Guid.Parse(modelInfo2.modelId));
var resCollection = result.Collection as ObservableCollection <Tuple <Guid, Guid> >;
var elements1 = model1.GetElements(modelInfo1.elementIds);
var elements2 = model1.GetElements(modelInfo2.elementIds);
var list_1 = GeometryHandler.CreateTriangleMeshes(elements1, model1.xModelContext);
var list_2 = GeometryHandler.CreateTriangleMeshes(elements2, model2.xModelContext);
// Init the Settings for the operators
var settings = container.Resolve <ISettings>();
settings.Direction.RaysPerSquareMeter = 100;
settings.Direction.PositiveOffset = 100;
// The mapping of the operators is because of the transformation of the model
// Init the Operator
var op = container.Resolve <IOverlapOperator>();
// var op = container.Resolve<ITouchOperator>();
foreach (var item1 in list_1)
{
foreach (var item2 in list_2)
{
var abs = op.Overlap(item1, item2);
if (abs)
{
resCollection.Add(new Tuple <Guid, Guid>(IfcGuid.FromIfcGuid(item1.Name), IfcGuid.FromIfcGuid(item2.Name)));
}
}
}
return(result);
}
/// <summary>
/// QL4BIM GeometryOperation Function
/// </summary>
/// <param name="elements"></param>
/// <param name="xModelContext"></param>
/// <returns></returns>
public static List <TriangleMesh> CreateTriangleMeshes(List <IIfcProduct> elements, Xbim3DModelContext xModelContext)
{
var resList = new List <TriangleMesh>();
foreach (var item in elements)
{
// var mesh = GeometryHandler.WriteTriangles(item, xModelContext, new XbimMatrix3D())
var mesh = GeometryHandler.WriteAllTriangles(item, xModelContext, new XbimMatrix3D());
// Transformation
// var vertices = jObject.SelectToken("vertices").ToList().Select(value => value.Value<double>()).ToArray();
// var indices = jObject.SelectToken("faces").ToList().Select(value => value.Value<int>()).ToArray();
// var faceSet = new IndexedFaceSet(item.Id.ToString(), indices, vertices);
var vertices = new List <Tuple <double, double, double> >();
// var posList = new List<double>();
foreach (var pos in mesh.Positions)
{
vertices.Add(new Tuple <double, double, double>(pos.X, pos.Y, pos.Z));
// posList.Add(pos.X);
// posList.Add(pos.Y);
// posList.Add(pos.Z);
}
var indices = new List <Tuple <int, int, int> >();
for (int i = 0; i < mesh.TriangleIndices.Count; i = i + 3)
{
indices.Add(new Tuple <int, int, int>(mesh.TriangleIndices[i], mesh.TriangleIndices[i + 1], mesh.TriangleIndices[i + 2]));
}
if (vertices.Count == 0 || indices.Count == 0)
{
continue;
}
var faceSet = new IndexedFaceSet(vertices.ToArray(), indices.ToArray(), item.GlobalId.ToString(), 1);
// var faceSet = new IndexedFaceSet(item.GlobalId.ToString(), mesh.TriangleIndices.ToArray(), posList.ToArray());
resList.Add(faceSet.CreateMesh());
}
return(resList);
}