diff options
Diffstat (limited to 'src/script/lua_api/l_env.cpp')
| -rw-r--r-- | src/script/lua_api/l_env.cpp | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/src/script/lua_api/l_env.cpp b/src/script/lua_api/l_env.cpp index e6ca846d8..deeb5966f 100644 --- a/src/script/lua_api/l_env.cpp +++ b/src/script/lua_api/l_env.cpp @@ -747,7 +747,8 @@ int ModApiEnvMod::l_spawn_tree(lua_State *L) } getintfield(L, 2, "angle", tree_def.angle); getintfield(L, 2, "iterations", tree_def.iterations); - getintfield(L, 2, "random_level", tree_def.iterations_random_level); + if (!getintfield(L, 2, "random_level", tree_def.iterations_random_level)) + tree_def.iterations_random_level = 0; getstringfield(L, 2, "trunk_type", tree_def.trunk_type); getboolfield(L, 2, "thin_branches", tree_def.thin_branches); tree_def.fruit_chance=0; @@ -757,11 +758,20 @@ int ModApiEnvMod::l_spawn_tree(lua_State *L) tree_def.fruitnode=ndef->getId(fruit); getintfield(L, 2, "fruit_chance",tree_def.fruit_chance); } - getintfield(L, 2, "seed", tree_def.seed); + tree_def.explicit_seed = getintfield(L, 2, "seed", tree_def.seed); } else return 0; - treegen::spawn_ltree (env, p0, ndef, tree_def); + + treegen::error e; + if ((e = treegen::spawn_ltree (env, p0, ndef, tree_def)) != treegen::SUCCESS) { + if (e == treegen::UNBALANCED_BRACKETS) { + luaL_error(L, "spawn_tree(): closing ']' has no matching opening bracket"); + } else { + luaL_error(L, "spawn_tree(): unknown error"); + } + } + return 1; } |