// Add L-Systems tree (used by engine)
treegen::error make_ltree(MMVManip &vmanip, v3s16 p0, INodeDefManager *ndef,
TreeDef tree_definition);
// Spawn L-systems tree from LUA
treegen::error spawn_ltree (ServerEnvironment *env, v3s16 p0, INodeDefManager *ndef,
// Add L-Systems tree (used by engine)
treegen::error make_ltree(MMVManip &vmanip, v3s16 p0, INodeDefManager *ndef,
TreeDef tree_definition);
// Spawn L-systems tree from LUA
treegen::error spawn_ltree (ServerEnvironment *env, v3s16 p0, INodeDefManager *ndef,