def drawTargetPath(self):
        path = DebugData()
        for i in range(1,len(self.targetPath)):
          p0 = self.targetPath[i-1].GetPosition()
          p1 = self.targetPath[i].GetPosition()
          path.addLine ( np.array( p0 ) , np.array(  p1 ), radius= 0.005)

        pathMesh = path.getPolyData()
        self.targetPathMesh = vis.showPolyData(pathMesh, 'target frame desired path', color=[0.0, 0.3, 1.0], parent=self.targetAffordance, alpha=0.6)
        self.targetPathMesh.actor.SetUserTransform(self.targetFrame)
dataset/ETHPy150Open RobotLocomotion/director/src/python/director/mappingdemo.py/MappingDemo.drawTargetPath/original