Ejemplo n.º 1
0
 /// <summary>
 /// Sets our global object size with an extent object
 /// </summary>
 private void updateSize()
 {
     Size = new Extent
     {
         XMax = VertexList.Max(v => v.X),
         XMin = VertexList.Min(v => v.X),
         YMax = VertexList.Max(v => v.Y),
         YMin = VertexList.Min(v => v.Y),
         ZMax = VertexList.Max(v => v.Z),
         ZMin = VertexList.Min(v => v.Z)
     };
 }
Ejemplo n.º 2
0
        /// <summary>
        /// 3D파일 사이즈 구하기
        /// </summary>
        /// <param name="path"></param>
        /// <param name="ext"></param>
        /// <returns></returns>
        public ModelingSize GetSizeFor3DFile(string path, string ext)
        {
            ModelingSize getSize = new ModelingSize();

            double volume = 0;
            double x1 = 0;
            double y1 = 0;
            double z1 = 0;
            double x2 = 0;
            double y2 = 0;
            double z2 = 0;
            double x3 = 0;
            double y3 = 0;
            double z3 = 0;

            switch (ext)
            {
                case ".stl":
                    STLDocument facets = STLDocument.Open(path);
                    //stl
                    Size = new Extent
                    {
                        XMax = facets.Facets.Max(f => f.Vertices.Max(v => v.X)),
                        XMin = facets.Facets.Min(f => f.Vertices.Min(v => v.X)),
                        YMax = facets.Facets.Max(f => f.Vertices.Max(v => v.Y)),
                        YMin = facets.Facets.Min(f => f.Vertices.Min(v => v.Y)),
                        ZMax = facets.Facets.Max(f => f.Vertices.Max(v => v.Z)),
                        ZMin = facets.Facets.Min(f => f.Vertices.Min(v => v.Z))
                    };

                    for (int i = 0; i < facets.Facets.Count; i++)
                    {
                        x1 = facets.Facets[i].Vertices[0].X;
                        y1 = facets.Facets[i].Vertices[0].Y;
                        z1 = facets.Facets[i].Vertices[0].Z;

                        x2 = facets.Facets[i].Vertices[1].X;
                        y2 = facets.Facets[i].Vertices[1].Y;
                        z2 = facets.Facets[i].Vertices[1].Z;

                        x3 = facets.Facets[i].Vertices[2].X;
                        y3 = facets.Facets[i].Vertices[2].Y;
                        z3 = facets.Facets[i].Vertices[2].Z;

                        volume +=
                            (-x3 * y2 * z1 +
                            x2 * y3 * z1 +
                            x3 * y1 * z2 -
                            x1 * y3 * z2 -
                            x2 * y1 * z3 +
                            x1 * y2 * z3) / 6;
                    }
                    break;

                case ".obj":
                    VertexList = new List<QuantumConcepts.Formats.StereoLithography.Vertex>();
                    OBJDocument objDoc = new OBJDocument().LoadObj(path);
                    int[] idx = new int[3];


                    Size = new Extent
                    {
                        XMax = objDoc.VertexList.Where(w => (int)w.X != 0).Max(v => v.X),
                        XMin = objDoc.VertexList.Where(w => (int)w.X != 0).Min(v => v.X),
                        YMax = objDoc.VertexList.Where(w => (int)w.Y != 0).Max(v => v.Y),
                        YMin = objDoc.VertexList.Where(w => (int)w.Y != 0).Min(v => v.Y),
                        ZMax = objDoc.VertexList.Where(w => (int)w.Z != 0).Max(v => v.Z),
                        ZMin = objDoc.VertexList.Where(w => (int)w.Z != 0).Min(v => v.Z)
                    };

                    int vertexCnt = objDoc.VertexList.Count();
                    for (int i = 0; i < objDoc.FaceList.Count; i++)
                    {
                        idx[0] = objDoc.FaceList[i].VertexIndexList[0] - 1;
                        idx[1] = objDoc.FaceList[i].VertexIndexList[1] - 1;
                        idx[2] = objDoc.FaceList[i].VertexIndexList[2] - 1;
                        if (idx[0] > 0 && idx[1] > 0 && idx[2] > 0)
                        {
                            if (idx[0] > vertexCnt && idx[1] > vertexCnt && idx[2] > vertexCnt)
                            {
                                //log 로 남겨보기
                            }
                            else
                            {
                                x1 = objDoc.VertexList[idx[0]].X;
                                y1 = objDoc.VertexList[idx[0]].Y;
                                z1 = objDoc.VertexList[idx[0]].Z;

                                x2 = objDoc.VertexList[idx[1]].X;
                                y2 = objDoc.VertexList[idx[1]].Y;
                                z2 = objDoc.VertexList[idx[1]].Z;

                                x3 = objDoc.VertexList[idx[2]].X;
                                y3 = objDoc.VertexList[idx[2]].Y;
                                z3 = objDoc.VertexList[idx[2]].Z;

                                volume +=
                                    (-x3 * y2 * z1 +
                                    x2 * y3 * z1 +
                                    x3 * y1 * z2 -
                                    x1 * y3 * z2 -
                                    x2 * y1 * z3 +
                                    x1 * y2 * z3) / 6;
                            }
                        }
                        else
                        {
                            //log 로 남겨보기
                        }
                    }
                    break;
            }
            volume = volume < 0 ? volume * -1 : volume;

            getSize.X = Math.Round(Size.XSize, 1);
            getSize.Y = Math.Round(Size.YSize, 1);
            getSize.Z = Math.Round(Size.ZSize, 1);
            getSize.ObjectVolume = Math.Round(volume, 1) / 1000;

            return getSize;
        }