本文整理汇总了C#中GeometryElement.GetBoundingBox方法的典型用法代码示例。如果您正苦于以下问题:C# GeometryElement.GetBoundingBox方法的具体用法?C# GeometryElement.GetBoundingBox怎么用?C# GeometryElement.GetBoundingBox使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类GeometryElement
的用法示例。
在下文中一共展示了GeometryElement.GetBoundingBox方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: ClipSolidsList
/// <summary>
/// This method takes the solidsList and clips all of its solids between the given range.
/// </summary>
/// <param name="elem">
/// The Element from which we obtain our BoundingBoxXYZ.
/// </param>
/// <param name="geomElem">
/// The top-level GeometryElement from which to gather X and Y coordinates for the intersecting solid.
/// </param>
/// <param name="range">
/// The IFCRange whose Z values we use to create an intersecting solid to clip the solids in this class's internal solidsList.
/// If range boundaries are equal, method returns, performing no clippings.
/// </param>
public void ClipSolidsList(GeometryElement geomElem, IFCRange range)
{
if (geomElem == null)
{
throw new ArgumentNullException("geomElemToUse");
}
if (MathUtil.IsAlmostEqual(range.Start, range.End) || solidsList.Count == 0)
{
return;
}
double bottomZ;
double boundDifference;
if (range.Start < range.End)
{
bottomZ = range.Start;
boundDifference = range.End - range.Start;
}
else
{
bottomZ = range.End;
boundDifference = range.Start - range.End;
}
// create a new solid using the X and Y of the bounding box on the top level GeometryElement and the Z of the IFCRange
BoundingBoxXYZ elemBoundingBox = geomElem.GetBoundingBox();
XYZ pointA = new XYZ(elemBoundingBox.Min.X, elemBoundingBox.Min.Y, bottomZ);
XYZ pointB = new XYZ(elemBoundingBox.Max.X, elemBoundingBox.Min.Y, bottomZ);
XYZ pointC = new XYZ(elemBoundingBox.Max.X, elemBoundingBox.Max.Y, bottomZ);
XYZ pointD = new XYZ(elemBoundingBox.Min.X, elemBoundingBox.Max.Y, bottomZ);
List<Curve> perimeter = new List<Curve>();
perimeter.Add(Line.CreateBound(pointA, pointB));
perimeter.Add(Line.CreateBound(pointB, pointC));
perimeter.Add(Line.CreateBound(pointC, pointD));
perimeter.Add(Line.CreateBound(pointD, pointA));
List<CurveLoop> boxPerimeterList = new List<CurveLoop>();
boxPerimeterList.Add(CurveLoop.Create(perimeter));
Solid intersectionSolid = GeometryCreationUtilities.CreateExtrusionGeometry(boxPerimeterList, XYZ.BasisZ, boundDifference);
// cycle through the elements in solidsList and intersect them against intersectionSolid to create a new list
List<Solid> clippedSolidsList = new List<Solid>();
Solid currSolid;
foreach (Solid solid in solidsList)
{
try
{
// ExecuteBooleanOperation can throw if it fails. In this case, just ignore the clipping.
currSolid = BooleanOperationsUtils.ExecuteBooleanOperation(solid, intersectionSolid, BooleanOperationsType.Intersect);
if (currSolid != null && currSolid.Volume != 0)
{
clippedSolidsList.Add(currSolid);
}
}
catch
{
}
}
solidsList = clippedSolidsList;
}