diff options
Diffstat (limited to 'libs')
-rw-r--r-- | libs/pbd/configuration_variable.cc | 7 | ||||
-rw-r--r-- | libs/pbd/pbd/configuration_variable.h | 4 |
2 files changed, 11 insertions, 0 deletions
diff --git a/libs/pbd/configuration_variable.cc b/libs/pbd/configuration_variable.cc index 578114e92a..cde1d15bf1 100644 --- a/libs/pbd/configuration_variable.cc +++ b/libs/pbd/configuration_variable.cc @@ -107,3 +107,10 @@ ConfigVariableBase::miss () // is set but to the same value as it already has } +/* Specialisation of ConfigVariable to deal with float (-inf etc) + * http://stackoverflow.com/questions/23374095/should-a-stringstream-parse-infinity-as-an-infinite-value + */ +template<> void +ConfigVariable<float>::set_from_string (std::string const & s) { + value = std::strtof (s.c_str(), NULL); +} diff --git a/libs/pbd/pbd/configuration_variable.h b/libs/pbd/pbd/configuration_variable.h index 6bdf0f7868..7af7974229 100644 --- a/libs/pbd/pbd/configuration_variable.h +++ b/libs/pbd/pbd/configuration_variable.h @@ -89,6 +89,10 @@ class /*LIBPBD_API*/ ConfigVariable : public ConfigVariableBase T value; }; +/** Specialisation of ConfigVariable to deal with float (-inf etc) */ +template<> void +ConfigVariable<float>::set_from_string (std::string const & s); + /** Specialisation of ConfigVariable for std::string to cope with whitespace properly */ template<> class /*LIBPBD_API*/ ConfigVariable<std::string> : public ConfigVariableBase |