// process a GL_TRIANGLE_STRIP list
void VRML_LAYER::processStrip( void )
{
// note: (source: http://www.opengl.org/wiki/Primitive)
// GL_TRIANGLE_STRIP: Every group of 3 adjacent vertices forms a triangle.
// The face direction of the strip is determined by the winding of the
// first triangle. Each successive triangle will have its effective face
// order reverse, so the system compensates for that by testing it in the
// opposite way. A vertex stream of n length will generate n-2 triangles.
if( vlist.size() < 3 )
return;
int i;
int end = vlist.size();
bool flip = false;
for( i = 2; i < end; ++i )
{
if( flip )
{
addTriplet( vlist[i - 1], vlist[i - 2], vlist[i] );
flip = false;
}
else
{
addTriplet( vlist[i - 2], vlist[i - 1], vlist[i] );
flip = true;
}
}
}
void ContactDialog::addEmail(const Email &em)
{
addTriplet(emailCount, ui->layEmails, "Email", em.address);
QComboBox* cbT = findChild<QComboBox*>(QString("cbEmailType%1").arg(emailCount));
if (emailCount>MIN_VISIBLE_TRIPLETS)
fillEmailTypes(cbT);
addTypeList(emailCount, "Email", em.emTypes, Email::standardTypes);
}
void ContactDialog::addPhone(const Phone& ph)
{
addTriplet(phoneCount, ui->layPhones, "Phone", ph.number);
QComboBox* cbT = findChild<QComboBox*>(QString("cbPhoneType%1").arg(phoneCount));
if (phoneCount>MIN_VISIBLE_TRIPLETS)
fillPhoneTypes(cbT);
addTypeList(phoneCount, "Phone", ph.tTypes, Phone::standardTypes);
}
// process a GL_TRIANGLES list
void VRML_LAYER::processTri( void )
{
// notes:
// 1. each successive group of 3 vertices is a triangle
// 2. as per OpenGL specification, any incomplete triangles are to be ignored
if( vlist.size() < 3 )
return;
int i;
int end = vlist.size();
for( i = 2; i < end; i += 3 )
addTriplet( vlist[i - 2], vlist[i - 1], vlist[i] );
}
// process a GL_TRIANGLE_FAN list
void VRML_LAYER::processFan( void )
{
if( vlist.size() < 3 )
return;
VERTEX_3D* p0 = vlist[0];
int i;
int end = vlist.size();
for( i = 2; i < end; ++i )
{
addTriplet( p0, vlist[i - 1], vlist[i] );
}
}
/*!
Create a triplestore from a CSV file
\todo Should this be a constructor instead?
*/
void TripletStore::fromCSV(std::string const &csv) {
const QString c(csv.c_str());
const QStringList relations = c.split("\n", QString::SkipEmptyParts);
for (QString r: relations) {
const QStringList triplet = r.split(",", QString::SkipEmptyParts);
if (triplet.size() == 3) {
const std::string subject = triplet[0].toStdString();
const std::string predicate = triplet[1].toStdString();
const std::string object = triplet[2].toStdString();
addTriplet(subject, predicate, object);
}
else {
throw std::runtime_error("Malformed triplet");
}
}
}
