/// <summary>
/// Collect all triangles from the solid
/// of the given element.
/// </summary>
public TriangleCollector(Element e)
{
FamilyInstance fi = e as FamilyInstance;
_uses_instance_geometry = (null == fi)
? false
: Autodesk.Revit.DB.IFC.ExporterIFCUtils
.UsesInstanceGeometry(fi);
_vertices = new IntVertexLookup();
_instance_meshes = new List <JtFace>();
_instance_solids = new List <JtSolid>();
_symbol_meshes = new List <JtFace>();
_symbol_solids = new List <JtSolid>();
_symbol_transform = null;
_transformations = null;
_max_nesting_level = 0;
DrawElement(e);
Debug.Assert((0 == _max_nesting_level) ^ (null != fi),
"expected zero symbol nesting for non-family-instance");
Debug.Assert(!_uses_instance_geometry == HasSymbol,
"expected instance using symbol geo to have a symbol");
}
/// <summary>
/// Return a JSON string representing
/// the list of faces
/// </summary>
public string ToJson(
IntVertexLookup vertices)
{
return(string.Format(
"[ {0} ]",
string.Join(", ",
this.Select <JtFace, string>(f
=> f.ToJson(vertices)))));
}
/// <summary>
/// Return a JSON string representing
/// the list of face triangles
/// </summary>
public string ToJson(
IntVertexLookup vertices)
{
return(string.Format(
"[ {0} ]",
string.Join(", ",
this.Select <JtTriangle, string>(t
=> t.ToJsonCoords(vertices)))));
}
/// <summary>
/// Return a JSON string with the comma-separated
/// coordinates of the three triangle vertices
/// </summary>
public string ToJsonCoords(
IntVertexLookup vertices)
{
return(string.Format(
"[ {0}, {1}, {2} ]",
vertices[A].ToJsonCoords(),
vertices[B].ToJsonCoords(),
vertices[C].ToJsonCoords()));
}
public TriangleCollector()
{
_vertices = new IntVertexLookup();
_lines = new List<LineSegmentIndices>();
_instance_triangles = new List<TriangleIndices>();
_symbol_transform = null;
_symbol_triangles = new List<TriangleIndices>();
_transformations = null;
}
/// <summary>
/// Collect all triangles from the solid
/// of the given element.
/// </summary>
public TriangleCollector( Element e )
{
_vertices = new IntVertexLookup();
_lines = new List<LineSegmentIndices>();
_instance_triangles = new List<TriangleIndices>();
_symbol_transform = null;
_symbol_triangles = new List<TriangleIndices>();
_transformations = null;
_max_nesting_level = 0;
DrawElement( e );
}