创建包围盒子

最新推荐文章于 2024-07-10 10:42:59 发布

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最新推荐文章于 2024-07-10 10:42:59 发布

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分类专栏： NX二次开发

本文链接：https://blog.youkuaiyun.com/Eric__Cheng/article/details/72719225

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本文介绍如何使用Python来创建3D包围盒，该技术广泛应用于碰撞检测、图形渲染等领域。首先，我们将理解包围盒的基本概念，然后通过实例详细讲解如何计算对象的最小边界包围盒，并给出相应的Python代码实现。

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 public int apply_cb()
    {
        int errorCode = 0;
        try
        {
            //---- Enter your callback code here -----
            Session theSession = Session.GetSession();
            Part workPart = theSession.Parts.Work;
            Part displyPart = theSession.Parts.Display;

            NXOpen.UF.UFSession theUfSession = NXOpen.UF.UFSession.GetUFSession();
            TaggedObject[] objects = bodySelect0.GetSelectedObjects();
            NXOpen.Tag objectTag = objects[0].Tag;
            NXOpen.Tag csysTag = NXOpen.Tag.Null;
            bool expand = false;
            double[] minCorner = new double[3];
            double[,] directions   = new double[3,3];
            double[] distances = new double[3];
            theUfSession.Modl.AskBoundingBoxAligned(objectTag,csysTag,expand,minCorner,directions,distances);
            //UF方法创建
            //NXOpen.UF.FeatureSigns featureSigns = NXOpen.UF.FeatureSigns.Nullsign;
            //string[] edgeLen = new string[3] { "Len = " + distances[0].ToString(), distances[1].ToString(), distances[2].ToString() };
            //NXOpen.Tag blockTag;
            //theUfSession.Modl.CreateBlock1(featureSigns,minCorner,edgeLen,out blockTag);

            //NXOpen.Tag bodyTag;
            //theUfSession.Modl.AskFeatBody(blockTag,out bodyTag);

            //theUfSession.Obj.SetTranslucency(bodyTag,95);
            //theUfSession.Obj.SetColor(bodyTag,186);
            //NXopen创建
            NXOpen.Features.BlockFeatureBuilder blockFeatureBuilder = workPart.Features.CreateBlockFeatureBuilder(null);
            Point3d orgin = new Point3d(minCorner[0], minCorner[1], minCorner[2]);
            blockFeatureBuilder.SetOriginAndLengths(orgin, distances[0].ToString(), distances[1].ToString(), distances[2].ToString());
            blockFeatureBuilder.Commit();
            blockFeatureBuilder.Destroy();

        }