Pass reference

release/4.3a0
Frank Dellaert 2022-12-25 23:53:22 -05:00
parent af6a4f2417
commit 41a96473b5
1 changed files with 2 additions and 2 deletions

View File

@ -78,10 +78,10 @@ class GTSAM_EXPORT HybridValues {
/// @{
/// Return the discrete MPE assignment
DiscreteValues discrete() const { return discrete_; }
const DiscreteValues& discrete() const { return discrete_; }
/// Return the delta update for the continuous vectors
VectorValues continuous() const { return continuous_; }
const VectorValues& continuous() const { return continuous_; }
/// Check whether a variable with key \c j exists in DiscreteValue.
bool existsDiscrete(Key j) { return (discrete_.find(j) != discrete_.end()); };