void MeshBuilder::checkIsolatedVertices(const Mesh& mesh)
{
for (VertexCIter v = mesh.vertices.begin(); v != mesh.vertices.end(); v++) {
if (v->isIsolated()) {
std::cerr << "Warning: vertex " << v->index
<< " is isolated (not contained in any face)."
<< std::endl;
}
}
}
void MeshIO :: checkIsolatedVertices( const Mesh& mesh )
{
// print a warning if the mesh has any isolated vertices
int vertexIndex = 0;
for( VertexCIter v = mesh.vertices.begin();
v != mesh.vertices.end();
v ++ )
{
if( v->isIsolated() )
{
cerr << "Warning: vertex " << vertexIndex << " is isolated (not contained in any face)." << endl;
}
vertexIndex++;
}
}
void Viewer :: drawIsolatedVertices( void )
{
glPushAttrib( GL_ALL_ATTRIB_BITS );
glPointSize( 5 );
glHint( GL_POINT_SMOOTH_HINT, GL_NICEST );
glEnable( GL_POINT_SMOOTH );
glColor3f( 1., 0., 0. );
glBegin( GL_POINTS );
for( VertexCIter v = mesh.vertices.begin();
v != mesh.vertices.end();
v ++ )
{
if( v->isIsolated() )
{
glVertex3dv( &v->position[0] );
}
}
glEnd();
glPopAttrib();
}