bool AxisAlignedBox::Intersects(const AxisAlignedBox& other) const {
if (!Valid() || !other.Valid()) {
throw std::invalid_argument("Can't check intersection with an invalid bounding box");
}
return !(max_.x() < other.min_.x() || min_.x() > other.max_.x() ||
max_.y() < other.min_.x() || min_.x() > other.max_.x() ||
max_.z() < other.min_.z() || min_.z() > other.max_.z());
}
AxisAlignedBox AxisAlignedBox::Intersection(const AxisAlignedBox& other) const {
if (!Valid() || !other.Valid()) {
return AxisAlignedBox();
}
double x0;
double x1;
double y0;
double y1;
double z0;
double z1;
if (!Isect1d(min_.x(), max_.x(), other.min_.x(), other.max_.x(), &x0, &x1)) {
return AxisAlignedBox();
}
if (!Isect1d(min_.y(), max_.y(), other.min_.y(), other.max_.y(), &y0, &y1)) {
return AxisAlignedBox();
}
if (!Isect1d(min_.z(), max_.z(), other.min_.z(), other.max_.z(), &z0, &z1)) {
return AxisAlignedBox();
}
return AxisAlignedBox(QVector3D(x0, y0, z0), QVector3D(x1, y1, z1));
}
