38 lines
1.1 KiB
C#
38 lines
1.1 KiB
C#
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using Autodesk.Revit.DB;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace GraphicsStudy
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{
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public static class VectorsMethod
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{
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/// <summary>
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/// 向量是否平行
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/// </summary>
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/// <param name="vector1"></param>
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/// <param name="vector2"></param>
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/// <param name="v">true为同向平行，false为反向平行，null为平行</param>
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/// <param name="tolerance">允许误差的角度</param>
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/// <returns></returns>
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public static bool IsParallel(this XYZ vector1, XYZ vector2, bool? v = null, double tolerance = 0.1)
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{
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if (v == null)
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{
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return vector1.AngleTo(vector2) > (180 - tolerance).ToRad() || vector1.DistanceTo(vector2) < tolerance.ToRad();
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}
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else if (v == true)
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{
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return vector1.AngleTo(vector2) < tolerance.ToRad();
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}
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else
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{
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return vector1.AngleTo(vector2) > (180 - tolerance).ToRad();
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}
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}
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}
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}
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