void MainWindow::enterLocation() {
auto player = world()->player();
if (!player) {
qDebug("No player. Will not enter any location");
return;
}
auto global_pos = player->scenePos();
qDebug() << "Player global position:" << global_pos.x() << global_pos.y();
auto global_cell = world()->globalField()->cell(global_pos);
auto local_pos = global_pos * global_cell->sceneMatrix().inverted();
qDebug() << "Player local position:" << local_pos.x() << local_pos.y();
if (global_cell) {
//world()->globalField()->removeItem(player);
auto v = global_cell->localField();
connect(v, SIGNAL(toggleInventory(Character*)), ui->m_inventory, SLOT(toggle(Character*)));
ui->m_render_view->setScene(v);
//auto s = GLOBAL_FIELD_SIZE / (float)GLOBAL_FIELD_CELL_REAL_SIZE;
ui->m_render_view->resetTransform();
auto local_cell = v->cell(local_pos);
local_pos = global_pos * local_cell->sceneMatrix().inverted();
//local_pos = local_pos * cell->sceneMatrix().inverted();
qDebug() << "Player local local position:" << local_pos.x() << local_pos.y();
world()->player()->setParentItem(local_cell);
world()->player()->setPos(local_pos);
world()->setLocalField(v);
if (player)
ui->m_render_view->centerOn(player);
}
}
void Mesh::constructDirectionFields()
{
for (FaceIter f = faces.begin(); f != faces.end(); f++) {
f->parent = f;
}
// traverse faces in any order
FaceIter root = faces.begin() + (rand() % faces.size());
root->beta = 0;
std::queue<FaceIter> queue;
queue.push(root);
while (!queue.empty()) {
FaceIter f1 = queue.front();
queue.pop();
HalfEdgeIter he = f1->he;
do {
FaceIter f2 = he->flip->face;
if (f2 != root && f2->parent == f2) {
f2->parent = f1;
double phi = he == he->edge->he ? he->edge->phi : -he->edge->phi;
f2->beta = connectionAngle(f1->beta, he) - phi;
queue.push(f2);
}
he = he->next;
} while (he != f1->he);
}
for (FaceIter f = faces.begin(); f != faces.end(); f++) {
Eigen::Vector3d localField(cos(f->beta), sin(f->beta), 0);
Eigen::Vector3d x, y; f->axis(x, y);
f->field = localField.x()*x + localField.y()*y;
}
}
