DecimateThread.cc

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\*===========================================================================*/

#include "DecimateThread.hh"


void DecimateThread::notify(size_t _step)
{
  emit state(jobId(),(100*_step)/maxCollapses_);
}

bool DecimateThread::abort() const
{
  return abort_;
}

DecimateThread::DecimateThread(Params _param, QString _jobId, int _objId):
        OpenFlipperThread(_jobId), Observer(1),
        abort_(false), maxCollapses_(0),
        param_(_param), baseDec_(0), objId_(_objId)
{
  connect( this ,SIGNAL(function()), this,SLOT(decimate()), Qt::DirectConnection) ;
  if (param_.dec)
    baseDec_ = param_.dec;
  else if (param_.mcDec)
    baseDec_ = param_.mcDec;
  else if (param_.mixedDec)
    baseDec_ = param_.mixedDec;

  baseDec_->set_observer(this);
  if (param_.verticesCount != -1)
    maxCollapses_ = baseDec_->mesh().n_vertices() - param_.verticesCount;
  else if (param_.facesCount != -1)
    maxCollapses_ = baseDec_->mesh().n_faces() - param_.facesCount;
  else
    maxCollapses_ = 0.8*baseDec_->mesh().n_vertices(); //0.8 just magic number since we cannot say, when it stops
}

DecimateThread::~DecimateThread()
{
}

void DecimateThread::cancel()
{
  abort_ = true;
}

DecimateThread::BaseDecimaterType* DecimateThread::baseDecimater()
{
  return baseDec_;
}

int DecimateThread::objectId() const
{
  return objId_;
}

void DecimateThread::decimate()
{

  if(param_.dec )
  {
    if ( param_.verticesCount != -1 )
      param_.dec->decimate_to(param_.verticesCount);
    else if (param_.facesCount != -1)
      param_.dec->decimate_to_faces(0, param_.facesCount);
    else // constraints only
      param_.dec->decimate_to_faces(0, 1);
  }
  else if (param_.mcDec)
  {
    param_.mcDec->set_samples(param_.samples);
    if ( param_.verticesCount != -1 )
      param_.mcDec->decimate_to(param_.verticesCount);
    else if (param_.facesCount != -1 )
      param_.mcDec->decimate_to_faces(0, param_.facesCount);
    else // constraints only
      param_.mcDec->decimate_to_faces(0, 1);
  }
  else if (param_.mixedDec)
  {
    param_.mixedDec->set_samples(param_.samples);
    if ( param_.verticesCount != -1 )
      param_.mixedDec->decimate_to(param_.verticesCount,param_.mc_factor);
    else if (param_.facesCount != -1 )
      param_.mixedDec->decimate_to_faces(0, param_.facesCount,param_.mc_factor);
    else // constraints only
      param_.mixedDec->decimate_to_faces(0, 1,param_.mc_factor);
  }
  emit state(jobId(),100);
}