medimage 发表于 2015-12-5 17:44:04

VTK例子11-SelectionLoop球的碎片

SelectionLoop球的碎片#include "stdafx.h" #include "vtkDataSetMapper.h"#include "vtkPolyDataMapper.h"#include "vtkRenderWindow.h"#include "vtkRenderWindowInteractor.h"#include "vtkCamera.h"#include "vtkActor.h"#include "vtkRenderer.h"#include "vtkPolyData.h"#include "vtkConnectivityFilter.h"#include "vtkContourFilter.h"#include "vtkPoints.h"#include "stdio.h"#include <time.h>#include <vtkExtractGeometry.h>#include <vtkProperty.h>#include <vtkCellArray.h>#include <vtkImplicitSelectionLoop.h>#include <vtkSphereSource.h> void main(){ srand(time(NULL)) ; //rand()/RAND_MAX;//    0 - RAND_MAXvtkRenderer *ren = vtkRenderer::New();vtkRenderWindow *renWindow = vtkRenderWindow::New();    renWindow->AddRenderer(ren);renWindow->SetSize( 600, 600 );     vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();    iren->SetRenderWindow(renWindow); vtkSphereSource *sphere=vtkSphereSource::New();    sphere-> SetRadius(1);    sphere-> SetPhiResolution (100);    sphere ->SetThetaResolution (100); vtkPoints *selectionPoints=vtkPoints::New();    selectionPoints-> InsertPoint( 0 ,0.07325 ,0.8417, 0.5612);    selectionPoints-> InsertPoint(1, 0.07244, 0.6568, 0.7450);    selectionPoints ->InsertPoint(2, 0.1727, 0.4597, 0.8850);    selectionPoints-> InsertPoint(3, 0.3265, 0.6054, 0.7309);    selectionPoints-> InsertPoint(4, 0.5722, 0.5848, 0.5927);    selectionPoints-> InsertPoint(5, 0.4305, 0.8138, 0.4189); vtkImplicitSelectionLoop *loop=vtkImplicitSelectionLoop::New();    loop-> SetLoop (selectionPoints); vtkExtractGeometry *extract=vtkExtractGeometry::New();    extract-> SetInputConnection (sphere->GetOutputPort());    extract-> SetImplicitFunction (loop); vtkConnectivityFilter *connect=vtkConnectivityFilter::New();    connect-> SetInputConnection (extract-> GetOutputPort());    connect-> SetExtractionModeToClosestPointRegion();    connect-> SetClosestPoint(selectionPoints->GetPoint (0)); vtkDataSetMapper *clipMapper=vtkDataSetMapper::New();    clipMapper-> SetInputConnection(connect-> GetOutputPort()); vtkProperty *backProp=vtkProperty::New();    backProp->SetDiffuseColor(1,0.7,0); vtkActor *clipActor=vtkActor::New();    clipActor-> SetMapper(clipMapper);    clipActor-> GetProperty()->SetColor(0.0,0.3,0.7);    clipActor-> SetBackfaceProperty(backProp); //////////////ren->AddActor(clipActor); iren->Initialize();renWindow->Render(); iren->Start();}

李工 发表于 2016-5-11 05:29:46

好文章，值得学习，顶起来

李工 发表于 2016-5-15 20:15:24

顶！！！！！！！！！

medphysics 发表于 2016-5-18 13:58:58

好贴，顶起

proton 发表于 2016-5-18 16:21:33

好贴！！！

mdeimage 发表于 2016-5-18 21:55:42

谢谢分享

李孟 发表于 2016-5-21 12:27:35

看看学习一下！

gammaknife 发表于 2016-5-23 18:22:12

谢谢你的辛苦劳动了！！！
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