bool
NGRandomNetBuilder::checkAngles(NGNode* node) {
bool check = true;
if (node->LinkList.size() > 1) {
// loop over all links
NGEdgeList::iterator li;
NGNode* ni;
for (li = node->LinkList.begin(); li != node->LinkList.end(); ++li) {
// calc vector of currentnode
if ((*li)->getStartNode() == node) {
ni = (*li)->getEndNode();
} else {
ni = (*li)->getStartNode();
}
Position v1(
ni->getPosition().x() - node->getPosition().x(),
ni->getPosition().y() - node->getPosition().y());
// loop over all links
NGEdgeList::iterator lj;
for (lj = node->LinkList.begin(); lj != node->LinkList.end(); ++lj) {
if (li != lj) {
if ((*lj)->getStartNode() == node) {
ni = (*lj)->getEndNode();
} else {
ni = (*lj)->getStartNode();
}
Position v2(
ni->getPosition().x() - node->getPosition().x(),
ni->getPosition().y() - node->getPosition().y());
if (fabs(GeomHelper::angle2D(v1, v2)) < myMinLinkAngle) {
check = false;
}
}
}
}
}
return check;
}
