class SW_Visualize
   {
       //IVisualizeAddinManager类型转换失败，不知啥问题。。。
       public static void Render(SldWorks swApp)//导出PDF
       {
           //获得Visualize插件对象
           IVisualizeAddin testViz = swApp.GetAddInObject("{2c776b61-cdbf-4a5e-b76c-fde2df860fea}"); 
           //IVisualizeAddin testViz = (IVisualizeAddin)swApp.GetAddInObject("SolidWorks.Visualize.Implementation.VisualizeAddin.18");
           IVisualizeAddinManager visualizeAddinMgr = testViz.GetAddinManager();

           //渲染设置
           IRenderOptions vizRenderOptions = visualizeAddinMgr.RenderOptions;
           vizRenderOptions.ImageFormat = ImageFormat_e.JPEG;
           vizRenderOptions.FrameCount = 1000;
           vizRenderOptions.Width = 800;
           vizRenderOptions.Height = 800;
           vizRenderOptions.JobName = "Toaster";
           vizRenderOptions.OutputFolder = @"E:\SOLIDWORKS Visualize Content\Images";
           vizRenderOptions.DenoiserEnabled = false;

           //启动渲染
           visualizeAddinMgr.Render();
       }

   }