AnimationSequencer Class Reference

#include <AnimationSequencer.h>

Inheritance diagram for AnimationSequencer:

Collaboration diagram for AnimationSequencer:

Classes
class	Clockwork

Signals
void	animationFinishedSuccessfully ()
void	clipVolumePercentOfATLAS (double)

Public Member Functions
	AnimationSequencer (VP1ExaminerViewer *viewer)
	~AnimationSequencer ()
AnimationSequence &	sequence ()
const AnimationSequence &	sequence () const
void	startAnimating (bool skipFirstFrame=false)
void	setMovie (bool)
void	setMovieParameters (QString outdir, QString frameFileNamePrefix, int fps, int width, int height)

Private Slots
void	nextAnimationFrame ()
void	abortAnimation ()

Private Attributes
Clockwork *	m_c

Detailed Description

Definition at line 19 of file AnimationSequencer.h.

Constructor & Destructor Documentation

AnimationSequencer()

AnimationSequencer::AnimationSequencer

(

VP1ExaminerViewer *

viewer

)

Definition at line 55 of file AnimationSequencer.cxx.

                                                                :
  m_c(new Clockwork)
{
  m_c->animationFrameNumber=0;
  m_c->viewer=viewer;
  m_c->sphere=NULL;
  m_c->movieEnabled=false;
  m_c->movieFPS=24;
  m_c->movieWidth=100;
  m_c->movieHeight=100;
  m_c->movieOutdir="/tmp/vp1frames";
  m_c->frameFileNamePrefix="vp1_frame";
}

~AnimationSequencer()

AnimationSequencer::~AnimationSequencer

(

)

Definition at line 69 of file AnimationSequencer.cxx.

{
  if (m_c->sphere) m_c->sphere->unref();
  delete m_c;
}

Member Function Documentation

abortAnimation

void AnimationSequencer::abortAnimation ( )

privateslot

Definition at line 90 of file AnimationSequencer.cxx.

                                        {
  //Make sure we halt:
  VP1Msg::messageVerbose("AnimationSequencer::abortAnimation.");
  m_c->animationFrameNumber = m_c->animationFrameNumber>=sequence().getNumFrames() + 1;
}

animationFinishedSuccessfully

void AnimationSequencer::animationFinishedSuccessfully ( )

signal

clipVolumePercentOfATLAS

void AnimationSequencer::clipVolumePercentOfATLAS ( double  )

signal

nextAnimationFrame

void AnimationSequencer::nextAnimationFrame ( )

privateslot

Definition at line 96 of file AnimationSequencer.cxx.

{
  VP1Msg::messageVerbose("AnimationSequencer::nextAnimationFrame.");
 
  if (m_c->animationFrameNumber>=sequence().getNumFrames()) {
    emit animationFinishedSuccessfully();
    VP1Msg::messageVerbose("animation succeeded!");
    return;
  }
 
  SoNode * rootnode = m_c->viewer->getSceneGraph();
  if (!rootnode) {
    VP1Msg::messageDebug("AnimationSequencer::nextAnimationFrame WARNING: No scenegraph set. Ignoring.");
    return;
  }
  if ( ! ( rootnode->getTypeId().isDerivedFrom(SoGroup::getClassTypeId())) ) {
    VP1Msg::messageDebug("AnimationSequencer::nextAnimationFrame WARNING: Root node does not derive from SoGroup. Ignoring.");
    return;
  }
 
//   if (m_c->viewer->getCameraType() == SoPerspectiveCamera::getClassTypeId() ) {
//     //Fix for bad camera:
//     m_c->viewer->toggleCameraType();
//     m_c->viewer->toggleCameraType();
//   }
 
  SoCamera * camera = m_c->viewer->getCamera();
  if (!camera) {
    VP1Msg::messageDebug("AnimationSequencer::nextAnimationFrame WARNING: Could not get camera. Ignoring.");
    return;
  }
 
  rootnode->ref();
  SoGroup * root = static_cast<SoGroup*>(rootnode);
 
  unsigned int i = m_c->animationFrameNumber;
  
 
  //Get region:
  AnimationSequence::Frame f=sequence().getFrame(i);
  // std::cout<<"Frame: "<<i<<" clipVolumePercentOfATLAS="<<f.clipVolPercent<<std::endl;
 
  if (f.time==0.0&&!f.camState.isEmpty())
  {
    if (VP1QtInventorUtils::deserializeSoCameraParameters(f.camState,*camera))
      QTimer::singleShot(0, this, SLOT(nextAnimationFrame()));
    else
      QTimer::singleShot(0, this, SLOT(abortAnimation()));
  } else {
    VP1CameraHelper *helper(0);
    if (f.camState.isEmpty()) {
      // std::cout<<"camState empty"<<std::endl;
      camera->ref();
      bool notifyenabled = root->enableNotify(false);
      SoSphere * regionsphere = m_c->getRegionSphere(AnimationSequence::REGION(f.reg),
                           camera->getTypeId().isDerivedFrom(SoPerspectiveCamera::getClassTypeId()));
      camera->unrefNoDelete();
      //Get direction:
      SbVec3f lookat=f.dir, upvec = f.upvec;
      root->insertChild(regionsphere,0);
      VP1Msg::messageVerbose("nextAnimationFrame Initiating zoom to region sphere.");
      helper = VP1CameraHelper::animatedZoomToSubTree(camera,root,regionsphere,f.time,f.clipVolPercent, m_c->last_clipVolPercent,0.1,lookat,upvec,f.variableSpeed,f.forceCircular);
 
      root->removeChild(regionsphere);
 
      if (notifyenabled) {
          root->enableNotify(true);
          root->touch();
      }
 
    } else {
      // std::cout<<"camState not empty"<<std::endl;
      helper = VP1CameraHelper::animatedZoomToCameraState( camera,root,f.camState,f.time,f.clipVolPercent,  m_c->last_clipVolPercent, f.variableSpeed,f.forceCircular );
    }
 
    if (m_c->movieEnabled)
      helper->setOutputImagesMode(m_c->viewer, m_c->movieOutdir, m_c->movieWidth,m_c->movieHeight, m_c->movieFPS, m_c->frameFileNamePrefix);
 
    connect(helper,SIGNAL(animationFinished()), this, SLOT(nextAnimationFrame()));
    connect(helper,SIGNAL(animationFinishedAbnormally()), this, SLOT(abortAnimation()));
    connect(helper,SIGNAL(clipVolumePercentageOfATLAS(double)), this, SIGNAL(clipVolumePercentOfATLAS(double)));
 
  }
  // std::cout<<" Setting last_clipVolPercent to "<<f.clipVolPercent<<std::endl;
  m_c->last_clipVolPercent = f.clipVolPercent;
  
 
  rootnode->unrefNoDelete();
  m_c->animationFrameNumber++;
 
}

sequence() [1/2]

AnimationSequence & AnimationSequencer::sequence

(

)

Definition at line 75 of file AnimationSequencer.cxx.

                                                 {
  return m_c->animationSequence;
}

sequence() [2/2]

const AnimationSequence & AnimationSequencer::sequence

(

)

const

Definition at line 79 of file AnimationSequencer.cxx.

                                                             {
  return m_c->animationSequence;
}

setMovie()

void AnimationSequencer::setMovie

(

bool

b

)

Definition at line 41 of file AnimationSequencer.cxx.

{
  m_c->movieEnabled = b;
}

setMovieParameters()

void AnimationSequencer::setMovieParameters	(	QString	outdir,
		QString	frameFileNamePrefix,
		int	fps,
		int	width,
		int	height
	)

Definition at line 46 of file AnimationSequencer.cxx.

{
  m_c->movieFPS = fps;
  m_c->movieWidth = width;
  m_c->movieHeight = height;
  m_c->movieOutdir = outdir;
  m_c->frameFileNamePrefix = frameFileNamePrefix;
}

startAnimating()

void AnimationSequencer::startAnimating

(

bool

skipFirstFrame = false

)

Definition at line 83 of file AnimationSequencer.cxx.

                                                           {
 
  m_c->animationFrameNumber=(skipFirstFrame?1:0);
  m_c->last_clipVolPercent = 100;
  nextAnimationFrame();
}

Member Data Documentation

m_c

Clockwork* AnimationSequencer::m_c

private

Definition at line 57 of file AnimationSequencer.h.

---

The documentation for this class was generated from the following files:

• AnimationSequencer.h
• AnimationSequencer.cxx