public void ImperialUnits()
{
var k3d = new Toolkit();
var logger = new MessageLogger();
// make temporary changes to the the ini-file and units-conversion
INIReader.ClearSingleton();
UnitsConversionFactories.ClearSingleton();
var ini = INIReader.Instance();
ini.Values["UnitsSystem"] = "imperial";
var resourcePath = Path.Combine(Utils.PluginPathExe(), @"..\..\Resources\");
// get a cross section from the cross section table in the folder 'Resources'
var crosecPath = Path.Combine(resourcePath, "CrossSectionValues.csv");
CroSecTable inCroSecs = k3d.CroSec.ReadCrossSectionTable(crosecPath, out var info);
var crosec_family = inCroSecs.crosecs.FindAll(x => x.family == "W");
var crosec_initial = crosec_family.Find(x => x.name == "W12X26");
// clear temporary changes to the the ini-file and units-conversion
INIReader.ClearSingleton();
UnitsConversionFactories.ClearSingleton();
var cs = crosec_initial as CroSec_I;
var m2feet = 3.28084;
var height_feet = 0.31 * m2feet;
var width_feet = 0.165 * m2feet;
Assert.AreEqual(cs._height, height_feet, 1e-5);
Assert.AreEqual(cs.lf_width, width_feet, 1e-5);
var feet42inch4 = Math.Pow(12.0, 4);
var cm42inch4 = Math.Pow(1.0 / 2.54, 4);
var Iyy_inch1 = 8491.12 * cm42inch4;
var Iyy_inch2 = cs.Iyy * feet42inch4;
Assert.AreEqual(Iyy_inch1, Iyy_inch2, 1e-1);
}
public void BinarySerialization()
{
var crosecs = new List <CroSec>();
crosecs.Add(new CroSec_Circle("family", "name", "country", null, null, 10.0, 2.0));
BinaryFormatter formatter = new BinaryFormatter();
using (FileStream fs = File.Create(@"crosecs.dat"))
{
formatter.Serialize(fs, crosecs);
}
var table = new CroSecTable();
table.read(@"crosecs.dat");
var h0 = crosecs[0].getHeight();
var h1 = table.crosecs[0].getHeight();
Assert.AreEqual(h0, h1, 1E-5);
}
public void Beam()
{
var k3d = new Toolkit();
var logger = new MessageLogger();
double length = 4.0;
var p0 = new Point3(0, 0, 0);
var p1 = new Point3(length, 0, 0);
var axis = new Line3(p0, p1);
var resourcePath = Path.Combine(Utils.PluginPathExe(), @"..\..\Resources\");
// get a material from the material table in the folder 'Resources'
var materialPath = Path.Combine(resourcePath, "MaterialProperties.csv");
var inMaterials = k3d.Material.ReadMaterialTable(materialPath);
var material = inMaterials.Find(x => x.name == "Steel");
// get a cross section from the cross section table in the folder 'Resources'
var crosecPath = Path.Combine(resourcePath, "CrossSectionValues.csv");
CroSecTable inCroSecs = k3d.CroSec.ReadCrossSectionTable(crosecPath, out var info);
var crosec_family = inCroSecs.crosecs.FindAll(x => x.family == "FRQ");
var crosec_initial = crosec_family.Find(x => x.name == "FRQ45/5");
// attach the material to the cross section
crosec_initial.setMaterial(material);
// create the column
var beams = k3d.Part.LineToBeam(new List <Line3> {
axis
}, new List <string>()
{
"B1"
}, new List <CroSec>()
{
crosec_initial
}, logger,
out var out_points);
// create supports
var supports = new List <Support>
{
k3d.Support.Support(p0, new List <bool>()
{
true, true, true, true, false, false
}),
k3d.Support.Support(p1, new List <bool>()
{
false, true, true, false, false, false
})
};
// create a Point-load
var loads = new List <Load>
{
k3d.Load.PointLoad(p1, new Vector3(0, 0, -100))
};
// create the model
var model = k3d.Model.AssembleModel(beams, supports, loads,
out info, out var mass, out var cog, out var message, out var warning);
// calculate the natural vibrations
int from_shape_ind = 1;
int shapes_num = 1;
int max_iter = 100;
double eps = 1e-8;
var disp_dummy = new List <double>();
var scaling = EigenShapesScalingType.matrix;
model = k3d.Algorithms.NaturalVibes(model, from_shape_ind, shapes_num, max_iter, eps, disp_dummy, scaling,
out List <double> nat_frequencies, out List <double> modal_masses, out List <Vector3> participation_facs,
out List <double> participation_facs_disp, out model);
Assert.AreEqual(nat_frequencies[0], 8.9828263788644716, 1e-8);
}
public void Column()
{
var k3d = new Toolkit();
var logger = new MessageLogger();
double length = 4.0;
var p0 = new Point3(0, 0, 0);
var p1 = new Point3(0, 0, length);
var axis = new Line3(p0, p1);
var resourcePath = @"";
// get a material from the material table in the folder 'Resources'
var materialPath = Path.Combine(resourcePath, "Materials/MaterialProperties.csv");
var inMaterials = k3d.Material.ReadMaterialTable(materialPath);
var material = inMaterials.Find(x => x.name == "Steel");
// get a cross section from the cross section table in the folder 'Resources'
var crosecPath = Path.Combine(resourcePath, "CrossSections/CrossSectionValues.bin");
CroSecTable inCroSecs = k3d.CroSec.ReadCrossSectionTable(crosecPath, out var info);
var crosec_family = inCroSecs.crosecs.FindAll(x => x.family == "FRQ");
var crosec_initial = crosec_family.Find(x => x.name == "FRQ45/5");
// attach the material to the cross section
crosec_initial.setMaterial(material);
// create the column
var beams = k3d.Part.LineToBeam(new List <Line3> {
axis
}, new List <string>()
{
"B1"
}, new List <CroSec>()
{
crosec_initial
}, logger,
out var out_points);
// create supports
var supports = new List <Support>();
supports.Add(k3d.Support.Support(p0, new List <bool>()
{
true, true, true, false, false, true
}));
supports.Add(k3d.Support.Support(p1, new List <bool>()
{
true, true, false, false, false, false
}));
// create a Point-load
var loads = new List <Load>
{
k3d.Load.PointLoad(p1, new Vector3(0, 0, -100))
};
// create the model
var model = k3d.Model.AssembleModel(beams, supports, loads,
out info, out var mass, out var cog, out var message, out var warning);
// calculate Th.I response
model = k3d.Algorithms.AnalyzeThI(model, out var out_max_disp, out var out_g, out var out_comp, out message);
// optimize the cross section
model = k3d.Algorithms.OptiCroSec(model, crosec_family,
out var maxDisplacements, out var compliances, out message);
// disassemble the model
k3d.Model.Disassemble(model, logger, out var points, out var lines, out var meshes, out beams, out var shells,
out supports, out loads, out var materials, out var crosecs, out var joints);
// check the buckling length,; a negative value means that the length was autogenerated
Assert.AreEqual(beams[0].BucklingLength(BuilderElementStraightLine.BucklingDir.bklY), -length, 1E-10);
// check the resulting cross section
Assert.AreEqual(beams[0].BucklingLength(BuilderElementStraightLine.BucklingDir.bklY), -length, 1E-10);
Assert.AreEqual(beams[0].crosec.name, "FRQ70/6");
}
public void TwoPointLoads()
{
var k3d = new Toolkit();
var logger = new MessageLogger();
double length = 4.0;
var p0 = new Point3(0, 0, 0);
var p1 = new Point3(length, 0, 0);
var axis = new Line3(p0, p1);
var resourcePath = @"";
// get a material from the material table in the folder 'Resources'
var materialPath = Path.Combine(resourcePath, "Materials/MaterialProperties.csv");
var inMaterials = k3d.Material.ReadMaterialTable(materialPath);
var material = inMaterials.Find(x => x.name == "Steel");
// get a cross section from the cross section table in the folder 'Resources'
var crosecPath = Path.Combine(resourcePath, "CrossSections/CrossSectionValues.bin");
CroSecTable inCroSecs = k3d.CroSec.ReadCrossSectionTable(crosecPath, out var info);
var crosec_family = inCroSecs.crosecs.FindAll(x => x.family == "FRQ");
var crosec_initial = crosec_family.Find(x => x.name == "FRQ45/5");
// attach the material to the cross section
crosec_initial.setMaterial(material);
// create the column
var beams = k3d.Part.LineToBeam(new List <Line3> {
axis
}, new List <string>()
{
"B1"
}, new List <CroSec>()
{
crosec_initial
}, logger,
out var out_points);
// create supports
var supports = new List <Support>
{
k3d.Support.Support(p0, new List <bool>()
{
true, true, true, true, true, true
}),
};
// create a Point-load
var loads = new List <Load>
{
k3d.Load.PointLoad(p1, new Vector3(0, 100, 0), new Vector3(), "LC0"),
k3d.Load.PointLoad(p1, new Vector3(0, 0, 50), new Vector3(), "LC1")
};
// create the model
var model = k3d.Model.AssembleModel(beams, supports, loads,
out info, out var mass, out var cog, out var message, out var is_warning);
// calculate the displacements
ThIAnalyze.solve(model, out var outMaxDisp, out var outG, out var outComp, out var warning, out model);
Assert.AreEqual(54.338219302231252, outMaxDisp[0], 1e-5);
Assert.AreEqual(27.169109651115626, outMaxDisp[1], 1e-5);
}
