internal void CreatePolydata(ref vtkPolyData polydata) { vtkPoints points = vtkPoints.New(); points.InsertNextPoint(this.origin[0], this.origin[1], this.origin[2]); float[] x = new float[3]; float[] y = new float[3]; float[] z = new float[3]; Add(this.origin, this.xDirection, ref x); Add(this.origin, this.yDirection, ref y); Add(this.origin, this.zDirection, ref z); points.InsertNextPoint(x[0], x[1], x[2]); points.InsertNextPoint(y[0], y[1], y[2]); points.InsertNextPoint(z[0], z[1], z[2]); polydata.SetPoints(points); vtkVertexGlyphFilter vertexGlyphFilter = vtkVertexGlyphFilter.New(); #if VTK_MAJOR_VERSION_5 vertexGlyphFilter.AddInput(polydata); #else vertexGlyphFilter.AddInputData(polydata); #endif vertexGlyphFilter.Update(); polydata.ShallowCopy(vertexGlyphFilter.GetOutput()); }