diff options
Diffstat (limited to 'src/transfer_function.h')
| -rw-r--r-- | src/transfer_function.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/transfer_function.h b/src/transfer_function.h index 16d00c1a..4105f3d4 100644 --- a/src/transfer_function.h +++ b/src/transfer_function.h @@ -22,6 +22,7 @@ #include <boost/noncopyable.hpp> #include <boost/shared_ptr.hpp> +#include <boost/thread/mutex.hpp> #include <map> namespace dcp { @@ -43,8 +44,10 @@ protected: bool _inverse; -private: +private: mutable std::map<int, double*> _luts; + /** mutex to protect _luts */ + mutable boost::mutex _mutex; }; } |