/// <summary>
/// Get the geometry information of bottom rebar
/// </summary>
/// <returns>the gotten geometry information</returns>
public RebarGeometry GetBottomRebar()
{
// sort the points of the swept profile
XYZHeightComparer comparer = new XYZHeightComparer();
m_points.Sort(comparer);
// Get the normal parameter for bottom rebar creation
List <Autodesk.Revit.DB.XYZ> directions = GetRelatedVectors(m_points[0]);
directions.Sort(comparer);
Autodesk.Revit.DB.XYZ normal = directions[0];
double offset = BeamRebarData.BottomOffset; //offset value of the rebar
int rebarNumber = BeamRebarData.BottomRebarNumber; //the number of the rebar
// the spacing of the rebar
double spacing = (m_beamWidth - 2 * offset) / (rebarNumber - 1);
// Get the curve which define the shape of the bottom rebar curve
List <Autodesk.Revit.DB.XYZ> movedPoints = OffsetPoints(offset);
Autodesk.Revit.DB.XYZ startPoint = movedPoints[0]; //get the coordinate of startpoint
//get the coordinate of endpoint
Autodesk.Revit.DB.XYZ endPoint = GeomUtil.OffsetPoint(startPoint, m_drivingVector, m_beamLength);
IList <Curve> curves = new List <Curve>(); //the profile of the bottom rebar
curves.Add(Line.CreateBound(startPoint, endPoint));
// return the rebar geometry information
return(new RebarGeometry(normal, curves, rebarNumber, spacing));
}
/// <summary>
/// Get the geometry information for top rebar
/// </summary>
/// <param name="location">indicate where top rebar is placed</param>
/// <returns>the gotten geometry information</returns>
public RebarGeometry GetTopRebar(TopRebarLocation location)
{
// sort the points of the swept profile
XYZHeightComparer comparer = new XYZHeightComparer();
m_points.Sort(comparer);
// Get the normal parameter for rebar creation
List <Autodesk.Revit.DB.XYZ> directions = GetRelatedVectors(m_points[3]);
directions.Sort(comparer);
Autodesk.Revit.DB.XYZ normal = directions[1];
double offset = 0; //the offset from the beam surface to the rebar
double startPointOffset = 0; // the offset of start point from swept profile
double rebarLength = m_beamLength / 3; //the length of the rebar
int rebarNumber = BeamRebarData.TopRebarNumber; //the number of the rebar
// set offset and startPointOffset according to the location of rebar
switch (location)
{
case TopRebarLocation.Start: // top start rebar
offset = BeamRebarData.TopEndOffset;
break;
case TopRebarLocation.Center: // top center rebar
offset = BeamRebarData.TopCenterOffset;
startPointOffset = m_beamLength / 3 - 0.5;
rebarLength = m_beamLength / 3 + 1;
break;
case TopRebarLocation.End: // top end rebar
offset = BeamRebarData.TopEndOffset;
startPointOffset = m_beamLength * 2 / 3;
break;
default:
throw new Exception("The program should never go here.");
}
// Get the curve which define the shape of the top rebar curve
List <Autodesk.Revit.DB.XYZ> movedPoints = OffsetPoints(offset);
Autodesk.Revit.DB.XYZ startPoint = movedPoints[movedPoints.Count - 1];
// offset the start point according startPointOffset
startPoint = GeomUtil.OffsetPoint(startPoint, m_drivingVector, startPointOffset);
// get the coordinate of endpoint
Autodesk.Revit.DB.XYZ endPoint = GeomUtil.OffsetPoint(startPoint, m_drivingVector, rebarLength);
IList <Curve> curves = new List <Curve>(); //the profile of the top rebar
curves.Add(Line.CreateBound(startPoint, endPoint));
// the spacing of the rebar
double spacing = spacing = (m_beamWidth - 2 * offset) / (rebarNumber - 1);
// return the rebar geometry information
return(new RebarGeometry(normal, curves, rebarNumber, spacing));
}
/// <summary>
/// Offset the points of the swept profile to make the points inside swept profile
/// </summary>
/// <param name="offset">indicate how long to offset on two directions</param>
/// <returns>the offset points</returns>
protected List <Autodesk.Revit.DB.XYZ> OffsetPoints(double offset)
{
// Initialize the offset point list.
List <Autodesk.Revit.DB.XYZ> points = new List <Autodesk.Revit.DB.XYZ>();
// Get all points of the swept profile, and offset it in two related direction
foreach (Autodesk.Revit.DB.XYZ point in m_points)
{
// Get two related directions
List <Autodesk.Revit.DB.XYZ> directions = GetRelatedVectors(point);
Autodesk.Revit.DB.XYZ firstDir = directions[0];
Autodesk.Revit.DB.XYZ secondDir = directions[1];
// offset the point in two direction
Autodesk.Revit.DB.XYZ movedPoint = GeomUtil.OffsetPoint(point, firstDir, offset);
movedPoint = GeomUtil.OffsetPoint(movedPoint, secondDir, offset);
// add the offset point into the array
points.Add(movedPoint);
}
return(points);
}
/// <summary>
/// Get the geometry information of the transverse rebar
/// </summary>
/// <param name="location">the location of transverse rebar</param>
/// <param name="spacing">the spacing value of the rebar</param>
/// <returns>the gotted geometry information</returns>
public RebarGeometry GetTransverseRebar(TransverseRebarLocation location, double spacing)
{
// sort the points of the swept profile
XYZHeightComparer comparer = new XYZHeightComparer();
m_points.Sort(comparer);
// the offset from the column surface to the rebar
double offset = ColumnRebarData.TransverseOffset;
//the length of the transverse rebar
double rebarLength = 0;
// get the origin and normal parameter for rebar creation
Autodesk.Revit.DB.XYZ normal = m_drivingVector;
double curveOffset = 0;
//set rebar length and origin according to the location of rebar
switch (location)
{
case TransverseRebarLocation.Start: // start transverse rebar
rebarLength = m_columnHeight / 4;
break;
case TransverseRebarLocation.Center: // center transverse rebar
rebarLength = m_columnHeight / 2;
curveOffset = m_columnHeight / 4 + (rebarLength % spacing) / 2;
break;
case TransverseRebarLocation.End: // end transverse rebar
rebarLength = m_columnHeight / 4;
curveOffset = m_columnHeight - rebarLength + (rebarLength % spacing);
break;
default:
throw new Exception("The program should never go here.");
}
// the number of the transverse rebar
int rebarNumber = (int)(rebarLength / spacing) + 1;
// get the profile of the transverse rebar
List <Autodesk.Revit.DB.XYZ> movedPoints = OffsetPoints(offset);
List <Autodesk.Revit.DB.XYZ> translatedPoints = new List <Autodesk.Revit.DB.XYZ>();
foreach (Autodesk.Revit.DB.XYZ point in movedPoints)
{
translatedPoints.Add(GeomUtil.OffsetPoint(point, m_drivingVector, curveOffset));
}
IList <Curve> curves = new List <Curve>(); //the profile of the transverse rebar
Autodesk.Revit.DB.XYZ first = translatedPoints[0];
Autodesk.Revit.DB.XYZ second = translatedPoints[1];
Autodesk.Revit.DB.XYZ third = translatedPoints[2];
Autodesk.Revit.DB.XYZ fourth = translatedPoints[3];
curves.Add(Line.CreateBound(first, second));
curves.Add(Line.CreateBound(second, fourth));
curves.Add(Line.CreateBound(fourth, third));
curves.Add(Line.CreateBound(third, first));
// return the rebar geometry information
return(new RebarGeometry(normal, curves, rebarNumber, spacing));
}
/// <summary>
/// Get the geometry information of vertical rebar
/// </summary>
/// <param name="location">the location of vertical rebar</param>
/// <param name="rebarNumber">the spacing value of the rebar</param>
/// <returns>the gotted geometry information</returns>
public RebarGeometry GetVerticalRebar(VerticalRebarLocation location, int rebarNumber)
{
// sort the points of the swept profile
XYZHeightComparer comparer = new XYZHeightComparer();
m_points.Sort(comparer);
// Get the offset and rebar length of rebar
double offset = ColumnRebarData.VerticalOffset;
double rebarLength = m_columnHeight + 3; //the length of rebar
// Get the start point of the vertical rebar curve
Autodesk.Revit.DB.XYZ startPoint = m_drivingLine.GetEndPoint(0);
List <Autodesk.Revit.DB.XYZ> movedPoints = OffsetPoints(offset);
movedPoints.Sort(comparer);
Autodesk.Revit.DB.XYZ normal = new Autodesk.Revit.DB.XYZ(); // the normal parameter
double rebarOffset = 0; // rebar offset, equal to rebarNumber* spacing
// get the normal, start point and rebar offset of vertical rebar
switch (location)
{
case VerticalRebarLocation.East: //vertical rebar in east
normal = new Autodesk.Revit.DB.XYZ(0, 1, 0);
rebarOffset = m_columnWidth - 2 * offset;
startPoint = movedPoints[1];
break;
case VerticalRebarLocation.North: //vertical rebar in north
normal = new Autodesk.Revit.DB.XYZ(-1, 0, 0);
rebarOffset = m_columnLength - 2 * offset;
startPoint = movedPoints[3];
break;
case VerticalRebarLocation.West: //vertical rebar in west
normal = new Autodesk.Revit.DB.XYZ(0, -1, 0);
rebarOffset = m_columnWidth - 2 * offset;
startPoint = movedPoints[2];
break;
case VerticalRebarLocation.South: //vertical rebar in south
normal = new Autodesk.Revit.DB.XYZ(1, 0, 0);
rebarOffset = m_columnLength - 2 * offset;
startPoint = movedPoints[0];
break;
default:
break;
}
double spacing = rebarOffset / rebarNumber; //spacing value of the rebar
Autodesk.Revit.DB.XYZ endPoint = GeomUtil.OffsetPoint(startPoint, m_drivingVector, rebarLength);
IList <Curve> curves = new List <Curve>(); //profile of the rebar
curves.Add(Line.CreateBound(startPoint, endPoint));
// return the rebar geometry information
return(new RebarGeometry(normal, curves, rebarNumber, spacing));
}