private IEnumerable <BucklingLength> CalculateMemberBucklingLengths(Member Member, BeamAxis Axis)
{
Node currentNode;
BucklingLength currentBucklingLength;
List <BucklingLength> bucklingLengths;
MEMBERCLASS memberClass;
bucklingLengths = new List <BucklingLength>();
memberClass = this.DetermineMemberClass(Member);
currentNode = Member.StartNode;
currentBucklingLength = new BucklingLength();
foreach (var beam in Member.Beams)
{
currentBucklingLength.Beams.Add(beam);
// Determine the next node in case one of the beams is flipped
currentNode = (currentNode == beam.StartNode) ? beam.EndNode : beam.StartNode;
// Loop through connected beams to see if one of them is a stability brace
foreach (var connectedBeam in currentNode.ConnectedBeams.Where(b => !Member.Beams.Contains(b) && this.StabilityBraces.Contains(b)))
{
// Check the connection plane and angle of the brace
var checkAxis = Axis == BeamAxis.Major ? BeamAxis.Minor : BeamAxis.Major;
bool memberInPlaneWithAxis = beam.CheckIBeamInAxisPlane(connectedBeam, checkAxis);
double connectionAngle = Math.Abs((beam.GetAngleRelativeToBeamAxis(connectedBeam, checkAxis) + 90) % 180 - 90);
// Split the member if the brace connects in the correct place or within 45 of that plane
if (memberInPlaneWithAxis || (!memberInPlaneWithAxis && connectionAngle <= 45))
{
if (currentBucklingLength.Beams.Count > 1)
{
bucklingLengths.Add(currentBucklingLength);
}
currentBucklingLength = new BucklingLength();
break;
}
}
}
if (currentBucklingLength.Beams.Count > 1)
{
bucklingLengths.Add(currentBucklingLength);
}
bucklingLengths.ForEach(bl => bl.Member = Member);
return(bucklingLengths);
}
private IEnumerable <BucklingLength> CalculateMemberUnsupportedLength(Member Member)
{
Node currentNode;
BucklingLength currentBucklingLength;
List <BucklingLength> bucklingLengths;
MEMBERCLASS memberClass;
bucklingLengths = new List <BucklingLength>();
memberClass = this.DetermineMemberClass(Member);
currentNode = Member.StartNode;
currentBucklingLength = new BucklingLength();
foreach (var beam in Member.Beams)
{
currentBucklingLength.Beams.Add(beam);
currentNode = (currentNode == beam.StartNode) ? beam.EndNode : beam.StartNode;
foreach (var connectedBeam in currentNode.ConnectedBeams.Where(cb => !Member.Beams.Contains(cb) && cb.Spec != BeamSpec.MemberTruss))
{
bool memberInPlaneWithAxis = beam.CheckIBeamInAxisPlane(connectedBeam, BeamAxis.Major);
double connectionAngle = Math.Abs((beam.GetAngleRelativeToBeamAxis(connectedBeam, BeamAxis.Major) + 90) % 180 - 90);
if (memberInPlaneWithAxis || (!memberInPlaneWithAxis && connectionAngle <= 45))
{
if (CheckMemberRestraint(Member, connectedBeam, memberClass))
{
if (currentBucklingLength.Beams.Count > 1)
{
bucklingLengths.Add(currentBucklingLength);
}
currentBucklingLength = new BucklingLength();
break;
}
}
}
}
if (currentBucklingLength.Beams.Count > 1)
{
bucklingLengths.Add(currentBucklingLength);
}
bucklingLengths.ForEach(bl => bl.Member = Member);
return(bucklingLengths);
}
private IEnumerable<BucklingLength> CalculateMemberUnsupportedLength(Member Member)
{
Node currentNode;
BucklingLength currentBucklingLength;
List<BucklingLength> bucklingLengths;
MEMBERCLASS memberClass;
bucklingLengths = new List<BucklingLength>();
memberClass = this.DetermineMemberClass(Member);
currentNode = Member.StartNode;
currentBucklingLength = new BucklingLength();
foreach (Beam beam in Member.Beams)
{
currentBucklingLength.Beams.Add(beam);
currentNode = (currentNode == beam.StartNode) ? beam.EndNode : beam.StartNode;
foreach (Beam connectedBeam in currentNode.ConnectedBeams.Where(cb => !Member.Beams.Contains(cb) && cb.Spec != BEAMSPEC.MEMBERTRUSS))
{
double connectionAngle;
bool memberInPlaneWithAxis;
memberInPlaneWithAxis = beam.CheckIBeamInAxisPlane(connectedBeam, BEAMAXIS.MAJOR);
connectionAngle = Math.Abs((beam.GetAngleRelativeToBeamAxis(connectedBeam, BEAMAXIS.MAJOR) + 90) % 180 - 90);
if (memberInPlaneWithAxis || (!memberInPlaneWithAxis && connectionAngle <= 45))
if (CheckMemberRestraint(Member, connectedBeam, memberClass))
{
if (currentBucklingLength.Beams.Count > 1)
bucklingLengths.Add(currentBucklingLength);
currentBucklingLength = new BucklingLength();
break;
}
}
}
if (currentBucklingLength.Beams.Count > 1)
bucklingLengths.Add(currentBucklingLength);
bucklingLengths.ForEach(bl => bl.Member = Member);
return bucklingLengths;
}
private IEnumerable<BucklingLength> CalculateMemberBucklingLengths(Member Member, BEAMAXIS Axis)
{
Node currentNode;
BucklingLength currentBucklingLength;
List<BucklingLength> bucklingLengths;
MEMBERCLASS memberClass;
bucklingLengths = new List<BucklingLength>();
memberClass = this.DetermineMemberClass(Member);
currentNode = Member.StartNode;
currentBucklingLength = new BucklingLength();
foreach (Beam beam in Member.Beams)
{
currentBucklingLength.Beams.Add(beam);
// Determine the next node in case one of the beams is flipped
currentNode = (currentNode == beam.StartNode) ? beam.EndNode : beam.StartNode;
// Loop through connected beams to see if one of them is a stability brace
foreach (Beam connectedBeam in currentNode.ConnectedBeams.Where(b => !Member.Beams.Contains(b) && this.StabilityBraces.Contains(b)))
{
double connectionAngle;
bool memberInPlaneWithAxis;
BEAMAXIS checkAxis;
// Check the connection plane and angle of the brace
checkAxis = Axis == BEAMAXIS.MAJOR ? BEAMAXIS.MINOR : BEAMAXIS.MAJOR;
memberInPlaneWithAxis = beam.CheckIBeamInAxisPlane(connectedBeam, checkAxis);
connectionAngle = Math.Abs((beam.GetAngleRelativeToBeamAxis(connectedBeam, checkAxis) + 90) % 180 - 90);
// Split the member if the brace connects in the correct place or within 45 of that plane
if (memberInPlaneWithAxis || (!memberInPlaneWithAxis && connectionAngle <= 45))
{
if (currentBucklingLength.Beams.Count > 1)
bucklingLengths.Add(currentBucklingLength);
currentBucklingLength = new BucklingLength();
break;
}
}
}
if (currentBucklingLength.Beams.Count > 1)
bucklingLengths.Add(currentBucklingLength);
bucklingLengths.ForEach(bl => bl.Member = Member);
return bucklingLengths;
}
