/***************************************************/
/**** Private methods ****/
/***************************************************/
private List <Bar> ReadBars(List <string> ids = null)
{
int err = 0;
List <Bar> beams = new List <Bar>();
Dictionary <int, ISectionProperty> allBeamProperties = ReadSectionProperties().ToDictionary(x => GetAdapterId <int>(x));
Dictionary <int, Node> allNodes = ReadNodes().ToDictionary(x => GetAdapterId <int>(x));
int beamCount = 0;
err = St7.St7GetTotal(1, St7.tyBEAM, ref beamCount);
if (!St7ErrorCustom(err, "Could not get total number of beams."))
{
return(beams);
}
for (int bm = 0; bm < beamCount; bm++)
{
// Getting nodes for a beam
int beamId = bm + 1;
int[] bmNodes = new int[St7.kMaxElementNode + 1];
err = St7.St7GetElementConnection(1, St7.tyBEAM, beamId, bmNodes);
if (!St7ErrorCustom(err, "Could not get nodes for a beam " + beamId.ToString()))
{
continue;
}
if (bmNodes[0] != 2) // checking number of nodes bmNodes[0]
{
BH.Engine.Base.Compute.RecordError("Number of nodes doesn't equal 2 for beam N: " + beamId.ToString());
return(beams);
}
Node nd1 = allNodes[bmNodes[1]];
Node nd2 = allNodes[bmNodes[2]];
// getting a property for a beam
int beamPropNum = 0;
err = St7.St7GetElementProperty(1, St7.ptBEAMPROP, beamId, ref beamPropNum);
if (!St7ErrorCustom(err, "Could not get property for a beam " + beamId.ToString()))
{
continue;
}
ISectionProperty prop = allBeamProperties.ContainsKey(beamPropNum)? allBeamProperties[beamPropNum] : null;
//// getting an orientation vector
//double[] beamAxes = new double[9];
//err = St7.St7GetBeamAxisSystem(1, beamId, St7.btTrue, beamAxes);
//if (!St7ErrorCustom(err, "Could not get local axes for a beam " + beamId.ToString())) continue;
//Vector i2 = BH.Engine.Geometry.Create.Vector(beamAxes[3], beamAxes[4], beamAxes[5]); // normal vector
//Vector i3 = BH.Engine.Geometry.Create.Vector(beamAxes[6], beamAxes[7], beamAxes[8]); // vector along the beam
//Vector reference = Vector.ZAxis;
//if (Abs(1 - Query.DotProduct(i3, Vector.ZAxis)) < 0.001) reference = i3.CrossProduct(Vector.YAxis); // if beam is vertical use X or -X axis as reference
//double orientationAngle = reference.Angle(i2, new Plane { Normal = i3 });
double[] orientationAngle = new double[1];
err = St7.St7GetBeamReferenceAngle1(1, beamId, orientationAngle);
int[] restrTranslationStart = new int[3];
int[] restrTranslationEnd = new int[3];
int[] restrRotationStart = new int[3];
int[] restrRotationEnd = new int[3];
double[] stiffTranslationStart = new double[3];
double[] stiffTranslationEnd = new double[3];
double[] stiffRotationStart = new double[3];
double[] stiffRotationEnd = new double[3];
// getting beam releases
err = St7.St7GetBeamTRelease3(1, beamId, 1, restrTranslationStart, stiffTranslationStart);
if (err != St7.ERR7_NoError)
{
restrTranslationStart = new int[] { 1, 1, 1 }
}
; // fixed if not set
err = St7.St7GetBeamRRelease3(1, beamId, 1, restrRotationStart, stiffRotationStart);
if (err != St7.ERR7_NoError)
{
restrRotationStart = new int[] { 1, 1, 1 }
}
; // fixed if not set
List <bool> beamStartRestraint = restrTranslationStart.Concat(restrRotationStart).Select(rst => rst == St7.brFixed).ToList();
List <double> stiffnessValsStart = stiffTranslationStart.Concat(stiffRotationStart).ToList();
err = St7.St7GetBeamTRelease3(1, beamId, 2, restrTranslationEnd, stiffTranslationEnd);
if (err != St7.ERR7_NoError)
{
restrTranslationEnd = new int[] { 1, 1, 1 }
}
; // fixed if not set
err = St7.St7GetBeamRRelease3(1, beamId, 2, restrRotationEnd, stiffRotationEnd);
if (err != St7.ERR7_NoError)
{
restrRotationEnd = new int[] { 1, 1, 1 }
}
; // fixed if not set
List <bool> beamEndRestraint = restrTranslationEnd.Concat(restrRotationEnd).Select(rst => rst == St7.brFixed).ToList();
List <double> stiffnessValsEnd = stiffTranslationEnd.Concat(stiffRotationEnd).ToList();
Constraint6DOF startRelease = BH.Engine.Structure.Create.Constraint6DOF("", beamStartRestraint, stiffnessValsStart);
Constraint6DOF endRelease = BH.Engine.Structure.Create.Constraint6DOF("", beamEndRestraint, stiffnessValsEnd);
BarRelease barRelease = BH.Engine.Structure.Create.BarRelease(startRelease, endRelease);
Bar bar = BH.Engine.Structure.Create.Bar(nd1, nd2, prop, orientationAngle[0] * System.Math.PI / 180, barRelease);
SetAdapterId(bar, beamId);
beams.Add(bar);
}
return(beams);
}
/***************************************************/
}
}
