VTK例子12-extrudeCopyCD(字符立体化)

medimage

extrudeCopyCD(字符立体化)

#include "stdafx.h"

#include "vtkRenderer.h"

#include "vtkRenderWindow.h"

#include "vtkRenderWindowInteractor.h"

#include "vtkDataSetMapper.h"

#include "vtkActor.h"

#include "vtkVectorText.h"

#include "vtkTransform.h"

#include "vtkTransformFilter.h"

#include "vtkCamera.h"

#include "vtkProperty.h"

#include "vtkStripper.h"

#include "vtkPolyDataMapper.h"

#include "vtkAppendPolyData.h"

#include "vtkLinearExtrusionFilter.h"

#include "vtkMath.h"

#include "vtkUnsignedCharArray.h"

#include "vtkArrowSource.h"

#include "vtkCellData.h"

int main( int argc, char *argv() )

{

    vtkRenderer *renderer = vtkRenderer::New();

    vtkRenderWindow *renWin = vtkRenderWindow::New();

        renWin->AddRenderer(renderer);

    vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();

        iren->SetRenderWindow(renWin);

vtkVectorText *disk=vtkVectorText::New();

  disk-> SetText ("Q");

vtkTransform *t=vtkTransform::New();

  t-> Translate( 1.1, 0, 0);

vtkTransformFilter *tf=vtkTransformFilter::New();

  tf-> SetTransform( t);

  tf-> SetInputConnection( disk-> GetOutputPort());

vtkStripper *strips=vtkStripper::New();

  strips-> SetInputConnection (tf-> GetOutputPort());

vtkAppendPolyData *app=vtkAppendPolyData::New();

  app-> AddInput ( disk ->GetOutput());

  app-> AddInput ( strips-> GetOutput());

  app-> Update();

int numcell=app-> GetOutput()->GetNumberOfCells();

vtkLinearExtrusionFilter *extrude=vtkLinearExtrusionFilter::New();

  extrude-> SetInput (app-> GetOutput());

vtkPolyDataMapper *mapper=vtkPolyDataMapper::New();

   mapper-> SetInputConnection (extrude-> GetOutputPort());

vtkActor *actor=vtkActor::New();

    actor-> SetMapper (mapper);

// create random cell scalars for the model before extrusion.

vtkMath *rn=vtkMath::New();

  rn-> RandomSeed (1230);

vtkUnsignedCharArray *cellColors=vtkUnsignedCharArray::New();

  cellColors-> SetNumberOfComponents (3);

  cellColors-> SetNumberOfTuples (numcell);

for(int i=0;i<numcell;i++)

{

    cellColors-> InsertComponent (i ,0 ,rn-> Random( 100 ,255));

    cellColors-> InsertComponent (i ,1 ,rn-> Random( 100 ,255));

    cellColors-> InsertComponent (i ,2 ,rn-> Random( 100 ,255));

}

app-> GetOutput()->GetCellData()->SetScalars(cellColors);

//Lets test the arrow source instead of creating another test.

vtkArrowSource *arrow1=vtkArrowSource::New();

vtkPolyDataMapper *mapper1=vtkPolyDataMapper::New();

  mapper1-> SetInputConnection (arrow1-> GetOutputPort());

vtkActor *actor1 =vtkActor::New();

  actor1-> SetMapper (mapper1 );

  actor1-> SetPosition (0, -0.2, 1);

vtkArrowSource *arrow2=vtkArrowSource::New();

  arrow2-> SetShaftResolution( 2);

  arrow2-> SetTipResolution( 1);

vtkPolyDataMapper *mapper2=vtkPolyDataMapper::New();

  mapper2-> SetInputConnection (arrow2-> GetOutputPort());

vtkActor *actor2 =vtkActor::New();

  actor2-> SetMapper (mapper2);

  actor2-> SetPosition( 1 ,-0.2 ,1);

    renderer-> AddActor (actor);

    renderer-> AddActor (actor1);

    renderer-> AddActor (actor2);

    renderer-> SetBackground (1 ,1 ,1);

    renWin-> SetSize (600 ,600);

  // interact with data

  renWin->Render();

// SAVEIMAGE( renWin );

  iren->Start();

  // Clean up

  renderer->Delete();

  renWin->Delete();

  iren->Delete();

  return 0;

}

medimagedev

zhichizhichi

mri

好

medphysics

人生真是寂寞如雪啊。

hosstd

谢谢分享

medinfo

学习学习一下