コード例 #1
0
            public VoxelGrid_RC(Environment.RhCommon_Scene ModelSurfaces, List<Point3d> Pts, int VG_Domain)
            {
                VoxelCT = VG_Domain;
                VoxelInventory = new List<int>[VoxelCT, VoxelCT, VoxelCT];
                Voxel = new List<Point3d>[VoxelCT, VoxelCT, VoxelCT];

                //for (int q = 0; q < ModelSurfaces.Objects.Count; q++)
                //{
                //    Surfaces[q] = ModelSurfaces.Objects[q].Object();
                //}

                BoundingBox TightOBox = new BoundingBox();
                Point3d BoxMin = new Point3d();
                Point3d BoxMax = new Point3d();

                foreach (Point3d Pt in Pts)
                {
                    TightOBox.Union(Pt);
                }

                foreach (Brep B in ModelSurfaces.Breps())
                {
                    TightOBox.Union(B.GetBoundingBox(true));
                }               
                
                OverallBBox = new BoundingBox(new Point3d(TightOBox.Min.X - 1, TightOBox.Min.Y - 1, TightOBox.Min.Z - 1), new Point3d(TightOBox.Max.X + 1, TightOBox.Max.Y + 1, TightOBox.Max.Z + 1));

                this.X_Incr = (OverallBBox.Max.X - OverallBBox.Min.X) / VoxelCT;
                this.Y_Incr = (OverallBBox.Max.Y - OverallBBox.Min.Y) / VoxelCT;
                this.Z_Incr = (OverallBBox.Max.Z - OverallBBox.Min.Z) / VoxelCT;

                double X_2 = X_Incr/2;
                double Y_2 = Y_Incr/2;
                double Z_2 = Z_Incr/2;

                Radius2 = X_2*X_2 + Y_2*Y_2 + Z_2*Z_2;

                //For((int XBox = 0; XBox < VoxelCT; XBox++)
                Parallel.For(0, VoxelCT, XBox =>
                {
                    Rhino.RhinoApp.SetCommandPrompt(string.Format("Voxelizing: {0}%", Math.Round((double)XBox / VoxelCT - 1, 2) * 100));
                    for (int YBox = 0; YBox < VoxelCT; YBox++)
                    {
                        for (int ZBox = 0; ZBox < VoxelCT; ZBox++)
                        {
                            BoxMin = new Point3d((OverallBBox.Min.X + this.X_Incr * XBox) - X_Incr / 10, (OverallBBox.Min.Y + this.Y_Incr * YBox) - Y_Incr / 10, (OverallBBox.Min.Z + this.Z_Incr * ZBox) - Z_Incr / 10);
                            BoxMax = new Point3d((OverallBBox.Min.X + this.X_Incr * (XBox + 1)) + X_Incr / 10, (OverallBBox.Min.Y + this.Y_Incr * (YBox + 1)) + Y_Incr / 10, (OverallBBox.Min.Z + this.Z_Incr * (ZBox + 1)) + X_Incr / 10);
                            this.Voxel[XBox, YBox, ZBox] = new List<Point3d>();
                            this.Voxel[XBox, YBox, ZBox].Add(BoxMin);
                            this.Voxel[XBox, YBox, ZBox].Add(BoxMax);
                            this.VoxelInventory[XBox, YBox, ZBox] = new List<int>();
                            for (int Index = 0; Index < ModelSurfaces.Count(); Index++)
                            {
                                BoundingBox TestBox = new BoundingBox();
                                TestBox = new BoundingBox(this.Voxel[XBox, YBox, ZBox][0], this.Voxel[XBox, YBox, ZBox][1]);
                                if (BoxIntersection(ModelSurfaces, TestBox, Index))
                                {
                                    this.VoxelInventory[XBox, YBox, ZBox].Add(Index);
                                }
                            }
                        }
                    }
                });
            }