<div dir="ltr"><div>Here a small example that i use:<br><br><br> Field<Vector3D> dhField = (Field) this.getDisplayedData();<br> <br> DrillholeMesh dhMesh = dhField.getMesh();<br> double[] curvilinearAbscissae = dhMesh.getCurvilinear();<br> int nbFieldValues = dhField.getValues().length;<br> Drillhole dh = dhField.getDrillhole();<br> @SuppressWarnings("unchecked")<br> FieldDh<Vector3D> field = dhField;<br> if (field == null)<br> return false;<br> vtkPoints points = new vtkPoints();<br> points.SetDataTypeToDouble();<br> double[] pc = new double[3];<br> double[] ps = new double[3];<br> Vector3D[] values = field.getValues();<br> if (values != null) {<br> double sizeMaxField = aValue;<br> vtkArrowSource arrow = new vtkArrowSource();<br> arrow.SetTipRadius(0.1);<br> arrow.SetTipLength(1.);<br> arrow.SetShaftResolution(6);<br> arrow.SetShaftRadius(0.03);*/<br> vtkDoubleArray vector3DArray = new vtkDoubleArray();<br> vector3DArray.SetNumberOfComponents(3);<br> vector3DArray.SetName("Vector");<br> for (int i = 0; i < nbFieldValues; i++) {<br> Vector3D fieldValue = values[i];<br> if (fieldValue != null && fieldValue != field.getNoValue()) {<br> Point3D p = dh.getSurvey().getPoint(curvilinearAbscissae[i]);<br> ps[0] = p.x;<br> ps[1] = p.y;<br> ps[2] = p.z;<br> points.InsertNextPoint(ps);<br> vector3DArray.InsertNextTuple3(fieldValue.getX(), fieldValue.getY(), fieldValue.getZ());<br> }<br> }<br> vtkPolyData polyData = new vtkPolyData();<br> polyData.SetPoints(points);<br> polyData.GetPointData().SetVectors(vector3DArray);<br> <br><br> vector3DGlyph = new vtkGlyph3D();<br> vector3DGlyph.SetVectorModeToUseVector();<br> vector3DGlyph.OrientOn();<br> vector3DGlyph.SetScaleFactor(sizeMaxField/2.);<br> vector3DGlyph.SetScaleModeToDataScalingOff();<br> vector3DGlyph.SetColorModeToColorByScalar();<br><br> vector3DGlyph.SetSourceConnection(arrow.GetOutputPort());<br> vector3DGlyph.SetInputData(polyData);<br> vector3DGlyph.Update();<br><br><br></div>Hope it help you.<br></div><div class="gmail_extra"><br><div class="gmail_quote">2017-08-15 18:21 GMT+02:00 Виталий Симаков <span dir="ltr"><<a href="mailto:simakov.w@gmail.com" target="_blank">simakov.w@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><span id="m_8718865439033944692gmail-result_box" class="m_8718865439033944692gmail-" lang="en"><span>Hello.</span><br><span>Recently began to study the VTK.</span><br><span>Faced the following problem:</span><br><span class="m_8718865439033944692gmail-">It is necessary to draw vtkPlotLine3D and on it to represent vectors (Presumably vtkArrowSource).</span><br><span class="m_8718865439033944692gmail-">Someone did this?</span> <span>Examples did not help ... = (</span><br><span class="m_8718865439033944692gmail-">Thank you.</span></span></div>
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