int main( int argc, char** argv )
{
trace.beginBlock ( "Example ctopo-2-3d" );
// for 3D display with Viewer3D
QApplication application(argc,argv);
typedef ImageSelector < Z3i::Domain, int>::Type Image;
std::string inputFilename = examplesPath + "samples/cat10.vol";
Image image = VolReader<Image>::importVol(inputFilename);
Z3i::DigitalSet set3d (image.domain());
SetPredicate<Z3i::DigitalSet> set3dPredicate( set3d );
SetFromImage<Z3i::DigitalSet>::append<Image>(set3d, image, 0,255);
Viewer3D viewer;
viewer.show();
// Construct the Khalimsky space from the image domain
Z3i::KSpace ks;
bool space_ok = ks.init( image.domain().lowerBound(), image.domain().upperBound(), true );
ASSERT(space_ok);
std::vector<Z3i::SCell> vectBdrySCell;
std::vector<Z3i::SCell> vectBdrySCell2;
std::set<Z3i::SCell> vectBdrySCellALL;
SurfelAdjacency<3> SAdj( true );
//Extract an initial boundary cell
Z3i::SCell aCell = Surfaces<Z3i::KSpace>::findABel(ks, set3dPredicate);
// Extracting all boundary surfels which are connected to the initial boundary Cell.
Surfaces<Z3i::KSpace>::trackBoundary( vectBdrySCellALL,
ks,SAdj, set3dPredicate, aCell );
// Extract the bondary contour associated to the initial surfel in its first direction
Surfaces<Z3i::KSpace>::track2DBoundary( vectBdrySCell,
ks, *(ks.sDirs( aCell )), SAdj,
set3dPredicate, aCell );
// Extract the bondary contour associated to the initial surfel in its second direction
Surfaces<Z3i::KSpace>::track2DBoundary( vectBdrySCell2,
ks, *(++(ks.sDirs( aCell ))), SAdj,
set3dPredicate, aCell );
// Displaying all the surfels in transparent mode
viewer << SetMode3D((*(vectBdrySCellALL.begin())).styleName(), "Transparent");
for( std::set<Z3i::SCell>::iterator it=vectBdrySCellALL.begin();
it!= vectBdrySCellALL.end(); it++){
viewer<< *it;
}
// Displaying First surfels cut with gradient colors.;
GradientColorMap<int> cmap_grad( 0, vectBdrySCell2.size() );
cmap_grad.addColor( Color( 50, 50, 255 ) );
cmap_grad.addColor( Color( 255, 0, 0 ) );
cmap_grad.addColor( Color( 255, 255, 10 ) );
// Need to avoid surfel superposition (the surfel size in increased)
viewer << Viewer3D::shiftSurfelVisu;
viewer << SetMode3D((*(vectBdrySCell2.begin())).styleName(), "");
viewer.setFillColor(Color(180, 200, 25, 255));
int d=0;
for( std::vector<Z3i::SCell>::iterator it=vectBdrySCell2.begin();
it!= vectBdrySCell2.end(); it++){
Color col= cmap_grad(d);
viewer.setFillColor(Color(col.red(),col.green() ,col.blue(), 255));
viewer<< *it;
d++;
}
GradientColorMap<int> cmap_grad2( 0, vectBdrySCell.size() );
cmap_grad2.addColor( Color( 50, 50, 255 ) );
cmap_grad2.addColor( Color( 255, 0, 0 ) );
cmap_grad2.addColor( Color( 255, 255, 10 ) );
d=0;
for( std::vector<Z3i::SCell>::iterator it=vectBdrySCell.begin();
it!= vectBdrySCell.end(); it++){
Color col= cmap_grad2(d);
viewer.setFillColor(Color(col.red(),col.green() ,col.blue(), 255));
viewer<< *it;
d++;
}
// On need once again to avoid superposition.
viewer << Viewer3D::shiftSurfelVisu;
viewer.setFillColor(Color(18, 200, 25, 255));
viewer << aCell ;
viewer << Viewer3D::updateDisplay;
return application.exec();
}
int main(int argc, char** argv)
{
QApplication application(argc,argv);
Point ptL(-1, -1, -1);
Point ptU(3, 3, 1);
Domain d (ptL, ptU);
Point pt0(0,0, 0);
Point pt1(1,0,0 );
Point pt2(0,1,0 );
Point pt3(2,1,0);
Point pt4(1,2,0);
Point pt5(2,2,0);
DigitalSet aSet( d );
aSet.insert(pt0);
aSet.insert(pt1);
aSet.insert(pt2);
aSet.insert(pt3);
aSet.insert(pt4);
std::set<SCell> bdry;
Z3i::KSpace ks;
ks.init( ptL, ptU, true );
SCell v0 = ks.sSpel(pt0, KSpace::POS);
SCell v1 = ks.sSpel(pt1, KSpace::POS);
SCell v2 = ks.sSpel(pt2, KSpace::POS);
SCell v3 = ks.sSpel(pt3, KSpace::POS);
SCell v4 = ks.sSpel(pt4, KSpace::POS);
Viewer3D viewerAdjSRC;
viewerAdjSRC.show();
viewerAdjSRC << d;
viewerAdjSRC << SetMode3D( v0.className(), "Illustration" );
viewerAdjSRC << pt0 << pt1 << pt2 << pt3 << pt4;
Viewer3D viewerAdj;
viewerAdj.show();
viewerAdj << SetMode3D( v0.className(), "Illustration" );
viewerAdj << v0 << v1 << v2 << v3 << v4;
Viewer3D viewerAdj2;
viewerAdj2.show();
// Extracting the surface boundary of the shape
Surfaces<Z3i::KSpace>::sMakeBoundary( bdry, ks, aSet, ks.lowerBound(), ks.upperBound() );
SurfelAdjacency<Z3i::KSpace::dimension> sAdjInt( true );
SurfelAdjacency<Z3i::KSpace::dimension> sAdjExt( false );
viewerAdj << SetMode3D( v0.className(), "Illustration" );
viewerAdj << v0 << v1 << v2 << v3 << v4;
//Displaying the boundary bels
std::set<SCell>::iterator itBoundary;
int i=0;
for(itBoundary= bdry.begin(); itBoundary!= bdry.end(); itBoundary++){
viewerAdj << *itBoundary;
}
viewerAdj2 << SetMode3D( v0.className(), "Illustration" );
viewerAdj2 << v0 << v1 << v2 << v3 << v4;
itBoundary = bdry.begin();
for (int i =0; i<17; i++) itBoundary++;
SCell surfel = *itBoundary;
// Defining surfel Neighborhood given an surfel Adjacency
SurfelNeighborhood<KSpace> sNeighInt;
sNeighInt.init( &ks, &sAdjInt, surfel );
SurfelNeighborhood<KSpace> sNeighExt;
sNeighExt.init( &ks, &sAdjExt, surfel );
SCell surfelFollowerInt;
SCell surfelFollowerExt;
sNeighInt.getAdjacentOnDigitalSet ( surfelFollowerInt, aSet, *(ks.sDirs(surfel)), true);
sNeighExt.getAdjacentOnDigitalSet ( surfelFollowerExt, aSet, *(ks.sDirs(surfel)), true);
viewerAdj2 << CustomColors3D(Color(220, 220,255),Color(220, 220,255));
viewerAdj2 << surfel;
viewerAdj2 << CustomColors3D(Color(250, 0,0),Color(250, 0,0));
viewerAdj2 << surfelFollowerInt;
viewerAdj2 << CustomColors3D(Color(0, 250,0),Color(0, 250,0));
viewerAdj2 << surfelFollowerExt;
// Extraction of contour
std::set<SCell> aContour1;
Surfaces<Z3i::KSpace>::trackBoundary( aContour1, ks,
sAdjExt,
aSet, surfel );
Viewer3D viewerContour1;
viewerContour1.show();
viewerContour1 << SetMode3D( v0.className(), "Illustration" );
viewerContour1 << v0 << v1 << v2 << v3 << v4;
std::set<SCell>::iterator iterOnContour;
for( iterOnContour= aContour1.begin(); iterOnContour != aContour1.end(); iterOnContour++){
if(*iterOnContour != surfel){
viewerContour1 << CustomColors3D(Color(0, 250,0),Color(0, 250,0));
viewerContour1<< *iterOnContour;
}else{
viewerContour1 << CustomColors3D(Color(220, 220,255),Color(220, 220,255));
viewerContour1<< *iterOnContour;
}
}
// Extraction of contour
std::set<SCell> aContour2;
Surfaces<Z3i::KSpace>::trackBoundary( aContour2, ks,
sAdjInt,
aSet, surfel );
Viewer3D viewerContour2;
viewerContour2.show();
viewerContour2 << SetMode3D( v0.className(), "Illustration" );
viewerContour2 << v0 << v1 << v2 << v3 << v4;
std::set<SCell>::iterator iterOnContour2;
for( iterOnContour2= aContour2.begin(); iterOnContour2 != aContour2.end(); iterOnContour2++){
if(*iterOnContour2 != surfel){
viewerContour2 << CustomColors3D(Color(250, 0,0),Color(250, 0,0));
viewerContour2<< *iterOnContour2;
}else{
viewerContour2 << CustomColors3D(Color(220, 220,255),Color(220, 220,255));
viewerContour2<< *iterOnContour2;
}
}
viewerAdjSRC << Viewer3D:: updateDisplay;
viewerAdj<< Viewer3D::updateDisplay;
viewerAdj2<< Viewer3D::updateDisplay;
viewerContour1 << Viewer3D::updateDisplay;
viewerContour2 << Viewer3D::updateDisplay;
return application.exec();
return 0;
}