Added documentation for Factory and Book typedefs.

[synfig.git] / synfig-core / src / synfig / target.cpp

diff --git a/synfig-core/src/synfig/target.cpp b/synfig-core/src/synfig/target.cpp
index 6a73822..92153b4 100644 (file)
--- a/synfig-core/src/synfig/target.cpp
+++ b/synfig-core/src/synfig/target.cpp
@@ -54,6 +54,7 @@ Target::subsys_init()
        default_gamma_=new synfig::Gamma(1.0/2.2);
        //default_gamma_->set_black_level(0.05); // Default to 5% black level.
 
+       // At least one target must be available.
        book()["null"]=std::pair<synfig::Target::Factory,String>(Target_Null::create,"null");
        ext_book()["null"]="null";
        book()["null-tile"]=std::pair<synfig::Target::Factory,String>(Target_Null_Tile::create,"null-tile");