public static Dictionary <string, object> CurveSinusoidalPointsWithVoxel(
Autodesk.DesignScript.Geometry.Curve _Curve,
VoxelImage Voxel,
double WaveLength = 5.0,
double Amplitude = 1.0,
double Resolution = 2.0)
{
VoxelChannel _VoxelChannel = Voxel.GetChannel(VoxelImageLayout.SHAPECHANNEL);
double n = (_Curve.Length / WaveLength) * 4 * Resolution;
double _Span = _Curve.Length / n;
List <Autodesk.DesignScript.Geometry.Point> points = new List <Autodesk.DesignScript.Geometry.Point>();
List <double> ks = new List <double>();
for (int i = 0; i < n; i++)
{
Autodesk.DesignScript.Geometry.Plane pl = _Curve.PlaneAtParameter(_Curve.ParameterAtSegmentLength(i * _Span));
Autodesk.DesignScript.Geometry.Point p = _Curve.PointAtSegmentLength(i * _Span);
double FieldValue = V2GVoxel.GetVoxelFieldValue(_VoxelChannel, p.X, p.Y, p.Z);
double k = FieldValue * Amplitude * Math.Sin(i * _Span * Math.PI * 2 / WaveLength + Math.PI * 2);
points.Add((Autodesk.DesignScript.Geometry.Point)p.Translate(pl.YAxis, k));
ks.Add(k);
}
return(new Dictionary <string, object>
{
{ "Points", points },
{ "k", ks }
});
}
public static Dictionary <string, object> CurveSinusoidalPoints(
Autodesk.DesignScript.Geometry.Curve _Curve,
double WaveLength = 5.0,
double Amplitude = 1.0,
double Resolution = 2.0)
{
double n = (_Curve.Length / WaveLength) * 4 * Resolution;
double _Span = _Curve.Length / n;
List <Autodesk.DesignScript.Geometry.Point> points = new List <Autodesk.DesignScript.Geometry.Point>();
List <double> ks = new List <double>();
for (int i = 0; i < n; i++)
{
double k = Amplitude * Math.Sin(i * _Span * Math.PI * 2 / WaveLength + Math.PI * 2);
Autodesk.DesignScript.Geometry.Plane pl = _Curve.PlaneAtParameter(_Curve.ParameterAtSegmentLength(i * _Span));
Autodesk.DesignScript.Geometry.Point p = _Curve.PointAtSegmentLength(i * _Span);
points.Add((Autodesk.DesignScript.Geometry.Point)p.Translate(pl.YAxis, k));
ks.Add(k);
}
return(new Dictionary <string, object>
{
{ "Points", points },
{ "k", ks }
});
}
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
// 【利用Dynamo库创建弧线】
DyGeometry.Point point1 = DyGeometry.Point.ByCoordinates(0, 0, 0);
DyGeometry.Point point2 = DyGeometry.Point.ByCoordinates(0, 5, 3);
DyGeometry.Point point3 = DyGeometry.Point.ByCoordinates(0, 10, 0);
DyGeometry.Arc arc1 = DyGeometry.Arc.ByThreePoints(point1, point2, point3);
// 【利用Dynamo创建直线】
DyGeometry.Point point4 = DyGeometry.Point.ByCoordinates(10, 10, 0);
DyGeometry.Point point5 = DyGeometry.Point.ByCoordinates(10, 0, 0);
DyGeometry.Line line1 = DyGeometry.Line.ByStartPointEndPoint(point4, point5);
// 【利用Dynamo在直线和弧线之间创建连接线】
DyGeometry.Curve curve1 = DyGeometry.Curve.ByBlendBetweenCurves(arc1, line1);
// 【利用Dynamo获取生成的连接线上的某个点】
DyGeometry.Point outPoint = curve1.PointAtSegmentLength(3);
// 【转化为Revit的坐标点】
XYZ result = new XYZ(outPoint.X / 0.3048, outPoint.Y / 0.3048, outPoint.Z / 0.3048);
// 【输出生成的结果】
TaskDialog.Show("Result", $"X:{result.X.ToString("0.00")}-Y:{result.Y.ToString("0.00")}-Z:{result.Z.ToString("0.00")}");
return(Result.Succeeded);
}
Result IExternalCommand.Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
Document revitDoc = commandData.Application.ActiveUIDocument.Document; //取得文档
Application revitApp = commandData.Application.Application; //取得应用程序
UIDocument uiDoc = commandData.Application.ActiveUIDocument; //取得当前活动文档
Document document = commandData.Application.ActiveUIDocument.Document;
Window1 window1 = new Window1();
//载入族
FamilySymbol familySymbol;
using (Transaction tran = new Transaction(uiDoc.Document))
{
tran.Start("载入族");
//载入弦杆族
string file = @"C:\Users\zyx\Desktop\2RevitArcBridge\CrossBeam\CrossBeam\source\crossBeam.rfa";
familySymbol = loadFaimly(file, commandData);
familySymbol.Activate();
tran.Commit();
}
//把这组模型线通过获取首尾点，生成dynamo里的curve
List <XYZ> ps = new List <XYZ>();
using (Transaction transaction = new Transaction(uiDoc.Document))
{
transaction.Start("选取模型线生成Curve");
Selection sel = uiDoc.Selection;
IList <Reference> modelLines = sel.PickObjects(ObjectType.Element, "选一组模型线");
foreach (Reference reference in modelLines)
{
Element elem = revitDoc.GetElement(reference);
ModelLine modelLine = elem as ModelLine;
Autodesk.Revit.DB.Curve c = modelLine.GeometryCurve;
ps.Add(c.GetEndPoint(0));
ps.Add(c.GetEndPoint(1));
}
for (int i = ps.Count - 1; i > 0; i--)
{
XYZ p1 = ps[i];
XYZ p2 = ps[i - 1];
//注意此处重合点有一个闭合差
if (p1.DistanceTo(p2) < 0.0001)
{
ps.RemoveAt(i);
}
}
transaction.Commit();
}
//做一个revit和dynamo点的转换
DG.CoordinateSystem coordinateSystem = DG.CoordinateSystem.ByOrigin(0, 0, 0);//标准坐标系
List <DG.Point> DGps = new List <DG.Point>();
foreach (XYZ p in ps)
{
DGps.Add(p.ToPoint(false));
}
DG.PolyCurve polyCurve = DG.PolyCurve.ByPoints(DGps);
DG.Curve curve = polyCurve as DG.Curve;
List <DG.Point> DGCBps = new List <DG.Point>();//横梁的放置点位列表
double StartLength = 0;
if (window1.ShowDialog() == true)
{
//窗口打开并停留，只有点击按键之后，窗口关闭并返回true
}
//按键会改变window的属性，通过对属性的循环判断来实现对按键的监测
while (!window1.Done)
{
//选择起点
if (window1.StartPointSelected)
{
using (Transaction transaction = new Transaction(uiDoc.Document))
{
transaction.Start("选择起点");
double r1 = SelectPoint(commandData);
DG.Point dgp1 = curve.PointAtParameter(r1);
DGCBps.Add(dgp1);
StartLength = curve.SegmentLengthAtParameter(r1);
transaction.Commit();
}
//2、重置window1.StartPointSelected
window1.StartPointSelected = false;
}
if (window1.ShowDialog() == true)
{
//窗口打开并停留，只有点击按键之后，窗口关闭并返回true
}
}
//在这里根据间距获取到各个点
for (int i = 1; i < window1.cbNumber; i++)
{
double L = StartLength + window1.cbDistance * i;
DG.Point point = curve.PointAtSegmentLength(L);
DGCBps.Add(point);
MessageBox.Show(i.ToString());
}
List <FamilyInstance> instances = new List <FamilyInstance>();
using (Transaction transaction = new Transaction(uiDoc.Document))
{
transaction.Start("创建横梁实例");
foreach (DG.Point p in DGCBps)
{
FamilyInstance familyInstance;
familyInstance = CreateFamlyInstance(p, curve, familySymbol, commandData);
instances.Add(familyInstance);
}
transaction.Commit();
}
//给每个族实例设置参数
using (Transaction transaction = new Transaction(uiDoc.Document))
{
transaction.Start("族实例参数设置");
foreach (FamilyInstance instance in instances)
{
double h1 = instance.LookupParameter("l1/2").AsDouble();
instance.LookupParameter("l1/2").Set(window1.l1 / 2);
instance.LookupParameter("l2").Set(window1.l2);
//instance.LookupParameter("h1").Set(window1.l1);
//instance.LookupParameter("h2").Set(window1.l1);
}
transaction.Commit();
}
return(Result.Succeeded);
}
