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卖汽车的网站怎么做的吗,网站建设产品图,程序员和网站建设,wordpress 3.5 下载地址一#xff1a;主要的知识点 1、说明 本文只是教程内容的一小段#xff0c;因博客字数限制#xff0c;故进行拆分。主教程链接#xff1a;vtk教程——逐行解析官网所有Python示例-CSDN博客 2、知识点纪要 本段代码主要涉及的有①通过特定索引取得网格面模型 二#xff…一主要的知识点1、说明本文只是教程内容的一小段因博客字数限制故进行拆分。主教程链接vtk教程——逐行解析官网所有Python示例-CSDN博客2、知识点纪要本段代码主要涉及的有①通过特定索引取得网格面模型二代码及注释import vtkmodules.vtkRenderingOpenGL2 from vtkmodules.vtkCommonColor import vtkNamedColors from vtkmodules.vtkCommonCore import vtkIdTypeArray from vtkmodules.vtkCommonDataModel import vtkSelection, vtkSelectionNode, vtkUnstructuredGrid from vtkmodules.vtkFiltersExtraction import vtkExtractSelection from vtkmodules.vtkFiltersSources import vtkSphereSource from vtkmodules.vtkRenderingCore import ( vtkActor, vtkCamera, vtkDataSetMapper, vtkProperty, vtkRenderWindow, vtkRenderWindowInteractor, vtkRenderer ) def main(): colors vtkNamedColors() sphereSource vtkSphereSource() sphereSource.Update() ids vtkIdTypeArray() ids.SetNumberOfComponents(1) for i in range(10, 20): ids.InsertNextValue(i) selectionNode vtkSelectionNode() selectionNode.SetFieldType(vtkSelectionNode.CELL) selectionNode.SetSelectionList(ids) selectionNode.SetContentType(vtkSelectionNode.INDICES) selection vtkSelection() selection.AddNode(selectionNode) extractSelection vtkExtractSelection() extractSelection.SetInputConnection(0, sphereSource.GetOutputPort()) extractSelection.SetInputData(1, selection) extractSelection.Update() selected vtkUnstructuredGrid() selected.ShallowCopy(extractSelection.GetOutput()) selectionNode.GetProperties().Set(vtkSelectionNode.INVERSE(), 1) #取反1表示取反状态启用 extractSelection.Update() notSelected vtkUnstructuredGrid() notSelected.ShallowCopy(extractSelection.GetOutput()) backfaces vtkProperty() backfaces.SetColor(colors.GetColor3d(Gold)) inputMapper vtkDataSetMapper() inputMapper.SetInputConnection(sphereSource.GetOutputPort()) inputActor vtkActor() inputActor.SetMapper(inputMapper) inputActor.GetProperty().SetColor(colors.GetColor3d(MistyRose)) inputActor.SetBackfaceProperty(backfaces) selectedMapper vtkDataSetMapper() selectedMapper.SetInputData(selected) selectedActor vtkActor() selectedActor.SetMapper(selectedMapper) selectedActor.SetBackfaceProperty(backfaces) selectedActor.GetProperty().SetColor(colors.GetColor3d(MistyRose)) notSelectedMapper vtkDataSetMapper() notSelectedMapper.SetInputData(notSelected) notSelectedActor vtkActor() notSelectedActor.SetMapper(notSelectedMapper) notSelectedActor.SetBackfaceProperty(backfaces) notSelectedActor.GetProperty().SetColor(colors.GetColor3d(MistyRose)) # There will be one render window renderWindow vtkRenderWindow() renderWindow.SetSize(900, 300) renderWindow.SetWindowName(ExtractSelectionCells) # And one interactor interactor vtkRenderWindowInteractor() interactor.SetRenderWindow(renderWindow) # Define viewport ranges # (xmin, ymin, xmax, ymax) leftViewport [0.0, 0.0, 0.33, 1.0] centerViewport [0.33, 0.0, 0.66, 1.0] rightViewport [0.66, 0.0, 1.0, 1.0] # Create a camera for all renderers camera vtkCamera() # Setup the renderers leftRenderer vtkRenderer() renderWindow.AddRenderer(leftRenderer) leftRenderer.SetViewport(leftViewport) leftRenderer.SetBackground(colors.GetColor3d(BurlyWood)) leftRenderer.SetActiveCamera(camera) centerRenderer vtkRenderer() renderWindow.AddRenderer(centerRenderer) centerRenderer.SetViewport(centerViewport) centerRenderer.SetBackground(colors.GetColor3d(orchid_dark)) centerRenderer.SetActiveCamera(camera) rightRenderer vtkRenderer() renderWindow.AddRenderer(rightRenderer) rightRenderer.SetViewport(rightViewport) rightRenderer.SetBackground(colors.GetColor3d(CornflowerBlue)) rightRenderer.SetActiveCamera(camera) leftRenderer.AddActor(inputActor) centerRenderer.AddActor(selectedActor) rightRenderer.AddActor(notSelectedActor) leftRenderer.ResetCamera() renderWindow.Render() interactor.Start() if __name__ __main__: main()