diff options
author | Rémi Verschelde <remi@verschelde.fr> | 2022-08-03 11:37:08 +0200 |
---|---|---|
committer | GitHub <noreply@github.com> | 2022-08-03 11:37:08 +0200 |
commit | 66789219149e5ed4918aed2a16d83ed2e57e1d16 (patch) | |
tree | 7dc7883ea7b0ab4e64da1037a5ed01656a42c59f | |
parent | 80ddee06e67e93a5453b37f8e5b3297f17a016ac (diff) | |
parent | c3c59851895711f196f89af197e6d6007489b813 (diff) |
Merge pull request #63820 from nathanfranke/templates-in-header
-rw-r--r-- | scene/main/node.cpp | 15 | ||||
-rw-r--r-- | scene/main/node.h | 18 |
2 files changed, 18 insertions, 15 deletions
diff --git a/scene/main/node.cpp b/scene/main/node.cpp index 6617bd1726..ea9788de27 100644 --- a/scene/main/node.cpp +++ b/scene/main/node.cpp @@ -653,21 +653,6 @@ Error Node::_rpc_id_bind(const Variant **p_args, int p_argcount, Callable::CallE return err; } -template <typename... VarArgs> -Error Node::rpc(const StringName &p_method, VarArgs... p_args) { - return rpc_id(0, p_method, p_args...); -} - -template <typename... VarArgs> -Error Node::rpc_id(int p_peer_id, const StringName &p_method, VarArgs... p_args) { - Variant args[sizeof...(p_args) + 1] = { p_args..., Variant() }; // +1 makes sure zero sized arrays are also supported. - const Variant *argptrs[sizeof...(p_args) + 1]; - for (uint32_t i = 0; i < sizeof...(p_args); i++) { - argptrs[i] = &args[i]; - } - return rpcp(p_peer_id, p_method, sizeof...(p_args) == 0 ? nullptr : (const Variant **)argptrs, sizeof...(p_args)); -} - Error Node::rpcp(int p_peer_id, const StringName &p_method, const Variant **p_arg, int p_argcount) { ERR_FAIL_COND_V(!is_inside_tree(), ERR_UNCONFIGURED); return get_multiplayer()->rpcp(this, p_peer_id, p_method, p_arg, p_argcount); diff --git a/scene/main/node.h b/scene/main/node.h index 0645c68eb9..ccd1d561d2 100644 --- a/scene/main/node.h +++ b/scene/main/node.h @@ -512,4 +512,22 @@ VARIANT_ENUM_CAST(Node::DuplicateFlags); typedef HashSet<Node *, Node::Comparator> NodeSet; +// Template definitions must be in the header so they are always fully initialized before their usage. +// See this StackOverflow question for more information: https://stackoverflow.com/questions/495021/why-can-templates-only-be-implemented-in-the-header-file + +template <typename... VarArgs> +Error Node::rpc(const StringName &p_method, VarArgs... p_args) { + return rpc_id(0, p_method, p_args...); +} + +template <typename... VarArgs> +Error Node::rpc_id(int p_peer_id, const StringName &p_method, VarArgs... p_args) { + Variant args[sizeof...(p_args) + 1] = { p_args..., Variant() }; // +1 makes sure zero sized arrays are also supported. + const Variant *argptrs[sizeof...(p_args) + 1]; + for (uint32_t i = 0; i < sizeof...(p_args); i++) { + argptrs[i] = &args[i]; + } + return rpcp(p_peer_id, p_method, sizeof...(p_args) == 0 ? nullptr : (const Variant **)argptrs, sizeof...(p_args)); +} + #endif // NODE_H |