DGtal  0.9.4beta
shapes/mesh3DConstructionAndVisualisation.cpp
example3dMeshConstruction.png
Simple example of 3D mesh construction.
#include "DGtal/base/Common.h"
#include "DGtal/helpers/StdDefs.h"
#include "DGtal/shapes/Mesh.h"
#include "DGtal/io/viewers/Viewer3D.h"
using namespace std;
using namespace DGtal;
using namespace DGtal::Z3i;
int main( int argc, char** argv )
{
QApplication application(argc,argv);
Viewer3D<> viewer;
viewer.show();
// A mesh is constructed and faces are added from the vertex set.
Mesh<Point> aMesh(true);
aMesh.addVertex(Point(0,0,0));
aMesh.addVertex(Point(1,0,0));
aMesh.addVertex(Point(1,1,0));
aMesh.addVertex(Point(0,0,1));
aMesh.addVertex(Point(1,0,1));
aMesh.addVertex(Point(1,1,1));
aMesh.addVertex(Point(0,1,1));
aMesh.addVertex(Point(0,1,0));
aMesh.addVertex(Point(0,2,0));
aMesh.addVertex(Point(0,3,1));
aMesh.addVertex(Point(0,2,2));
aMesh.addVertex(Point(0,1,2));
aMesh.addVertex(Point(0,0,1));
aMesh.addTriangularFace(0, 1, 2, Color(150,0,150,104));
aMesh.addQuadFace(6,5,4,3, Color::Blue);
vector<unsigned int> listIndex;
listIndex.push_back(7);
listIndex.push_back(8);
listIndex.push_back(9);
listIndex.push_back(10);
listIndex.push_back(11);
listIndex.push_back(12);
aMesh.addFace(listIndex, Color(150,150,0,54));
viewer.setLineColor(Color(150,0,0,254));
viewer << aMesh;
viewer << Viewer3D<>::updateDisplay;
bool res = application.exec();
FATAL_ERROR(res);
return true;
}
// //