diff options
Diffstat (limited to 'scene/main/node.h')
| -rw-r--r-- | scene/main/node.h | 18 |
1 files changed, 18 insertions, 0 deletions
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 |