diff options
Diffstat (limited to 'core/io/multiplayer_api.cpp')
| -rw-r--r-- | core/io/multiplayer_api.cpp | 229 |
1 files changed, 145 insertions, 84 deletions
diff --git a/core/io/multiplayer_api.cpp b/core/io/multiplayer_api.cpp index 456d29520f..8e67f1c97a 100644 --- a/core/io/multiplayer_api.cpp +++ b/core/io/multiplayer_api.cpp @@ -1,7 +1,92 @@ +/*************************************************************************/ +/* multiplayer_api.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + #include "core/io/multiplayer_api.h" #include "core/io/marshalls.h" #include "scene/main/node.h" +_FORCE_INLINE_ bool _should_call_local(MultiplayerAPI::RPCMode mode, bool is_master, bool &r_skip_rpc) { + + switch (mode) { + + case MultiplayerAPI::RPC_MODE_DISABLED: { + //do nothing + } break; + case MultiplayerAPI::RPC_MODE_REMOTE: { + //do nothing also, no need to call local + } break; + case MultiplayerAPI::RPC_MODE_REMOTESYNC: + case MultiplayerAPI::RPC_MODE_MASTERSYNC: + case MultiplayerAPI::RPC_MODE_SLAVESYNC: + case MultiplayerAPI::RPC_MODE_SYNC: { + //call it, sync always results in call + return true; + } break; + case MultiplayerAPI::RPC_MODE_MASTER: { + if (is_master) + r_skip_rpc = true; //no other master so.. + return is_master; + } break; + case MultiplayerAPI::RPC_MODE_SLAVE: { + return !is_master; + } break; + } + return false; +} + +_FORCE_INLINE_ bool _can_call_mode(Node *p_node, MultiplayerAPI::RPCMode mode, int p_remote_id) { + switch (mode) { + + case MultiplayerAPI::RPC_MODE_DISABLED: { + return false; + } break; + case MultiplayerAPI::RPC_MODE_REMOTE: { + return true; + } break; + case MultiplayerAPI::RPC_MODE_REMOTESYNC: + case MultiplayerAPI::RPC_MODE_SYNC: { + return true; + } break; + case MultiplayerAPI::RPC_MODE_MASTERSYNC: + case MultiplayerAPI::RPC_MODE_MASTER: { + return p_node->is_network_master(); + } break; + case MultiplayerAPI::RPC_MODE_SLAVESYNC: + case MultiplayerAPI::RPC_MODE_SLAVE: { + return !p_node->is_network_master() && p_remote_id == p_node->get_network_master(); + } break; + } + + return false; +} + void MultiplayerAPI::poll() { if (!network_peer.is_valid() || network_peer->get_connection_status() == NetworkedMultiplayerPeer::CONNECTION_DISCONNECTED) @@ -172,11 +257,19 @@ Node *MultiplayerAPI::_process_get_node(int p_from, const uint8_t *p_packet, int } void MultiplayerAPI::_process_rpc(Node *p_node, const StringName &p_name, int p_from, const uint8_t *p_packet, int p_packet_len, int p_offset) { - if (!p_node->can_call_rpc(p_name, p_from)) - return; ERR_FAIL_COND(p_offset >= p_packet_len); + // Check that remote can call the RPC on this node + RPCMode rpc_mode = RPC_MODE_DISABLED; + const Map<StringName, RPCMode>::Element *E = p_node->get_node_rpc_mode(p_name); + if (E) { + rpc_mode = E->get(); + } else if (p_node->get_script_instance()) { + rpc_mode = p_node->get_script_instance()->get_rpc_mode(p_name); + } + ERR_FAIL_COND(!_can_call_mode(p_node, rpc_mode, p_from)); + int argc = p_packet[p_offset]; Vector<Variant> args; Vector<const Variant *> argp; @@ -189,10 +282,10 @@ void MultiplayerAPI::_process_rpc(Node *p_node, const StringName &p_name, int p_ ERR_FAIL_COND(p_offset >= p_packet_len); int vlen; - Error err = decode_variant(args[i], &p_packet[p_offset], p_packet_len - p_offset, &vlen); + Error err = decode_variant(args.write[i], &p_packet[p_offset], p_packet_len - p_offset, &vlen); ERR_FAIL_COND(err != OK); //args[i]=p_packet[3+i]; - argp[i] = &args[i]; + argp.write[i] = &args[i]; p_offset += vlen; } @@ -208,11 +301,18 @@ void MultiplayerAPI::_process_rpc(Node *p_node, const StringName &p_name, int p_ void MultiplayerAPI::_process_rset(Node *p_node, const StringName &p_name, int p_from, const uint8_t *p_packet, int p_packet_len, int p_offset) { - if (!p_node->can_call_rset(p_name, p_from)) - return; - ERR_FAIL_COND(p_offset >= p_packet_len); + // Check that remote can call the RSET on this node + RPCMode rset_mode = RPC_MODE_DISABLED; + const Map<StringName, RPCMode>::Element *E = p_node->get_node_rset_mode(p_name); + if (E) { + rset_mode = E->get(); + } else if (p_node->get_script_instance()) { + rset_mode = p_node->get_script_instance()->get_rset_mode(p_name); + } + ERR_FAIL_COND(!_can_call_mode(p_node, rset_mode, p_from)); + Variant value; decode_variant(value, &p_packet[p_offset], p_packet_len - p_offset); @@ -254,8 +354,8 @@ void MultiplayerAPI::_process_simplify_path(int p_from, const uint8_t *p_packet, Vector<uint8_t> packet; packet.resize(1 + len); - packet[0] = NETWORK_COMMAND_CONFIRM_PATH; - encode_cstring(pname.get_data(), &packet[1]); + packet.write[0] = NETWORK_COMMAND_CONFIRM_PATH; + encode_cstring(pname.get_data(), &packet.write[1]); network_peer->set_transfer_mode(NetworkedMultiplayerPeer::TRANSFER_MODE_RELIABLE); network_peer->set_target_peer(p_from); @@ -315,9 +415,9 @@ bool MultiplayerAPI::_send_confirm_path(NodePath p_path, PathSentCache *psc, int Vector<uint8_t> packet; packet.resize(1 + 4 + len); - packet[0] = NETWORK_COMMAND_SIMPLIFY_PATH; - encode_uint32(psc->id, &packet[1]); - encode_cstring(pname.get_data(), &packet[5]); + packet.write[0] = NETWORK_COMMAND_SIMPLIFY_PATH; + encode_uint32(psc->id, &packet.write[1]); + encode_cstring(pname.get_data(), &packet.write[5]); network_peer->set_target_peer(E->get()); //to all of you network_peer->set_transfer_mode(NetworkedMultiplayerPeer::TRANSFER_MODE_RELIABLE); @@ -382,19 +482,19 @@ void MultiplayerAPI::_send_rpc(Node *p_from, int p_to, bool p_unreliable, bool p //encode type MAKE_ROOM(1); - packet_cache[0] = p_set ? NETWORK_COMMAND_REMOTE_SET : NETWORK_COMMAND_REMOTE_CALL; + packet_cache.write[0] = p_set ? NETWORK_COMMAND_REMOTE_SET : NETWORK_COMMAND_REMOTE_CALL; ofs += 1; //encode ID MAKE_ROOM(ofs + 4); - encode_uint32(psc->id, &(packet_cache[ofs])); + encode_uint32(psc->id, &(packet_cache.write[ofs])); ofs += 4; //encode function name CharString name = String(p_name).utf8(); int len = encode_cstring(name.get_data(), NULL); MAKE_ROOM(ofs + len); - encode_cstring(name.get_data(), &(packet_cache[ofs])); + encode_cstring(name.get_data(), &(packet_cache.write[ofs])); ofs += len; if (p_set) { @@ -402,19 +502,19 @@ void MultiplayerAPI::_send_rpc(Node *p_from, int p_to, bool p_unreliable, bool p Error err = encode_variant(*p_arg[0], NULL, len); ERR_FAIL_COND(err != OK); MAKE_ROOM(ofs + len); - encode_variant(*p_arg[0], &(packet_cache[ofs]), len); + encode_variant(*p_arg[0], &(packet_cache.write[ofs]), len); ofs += len; } else { //call arguments MAKE_ROOM(ofs + 1); - packet_cache[ofs] = p_argcount; + packet_cache.write[ofs] = p_argcount; ofs += 1; for (int i = 0; i < p_argcount; i++) { Error err = encode_variant(*p_arg[i], NULL, len); ERR_FAIL_COND(err != OK); MAKE_ROOM(ofs + len); - encode_variant(*p_arg[i], &(packet_cache[ofs]), len); + encode_variant(*p_arg[i], &(packet_cache.write[ofs]), len); ofs += len; } } @@ -437,7 +537,7 @@ void MultiplayerAPI::_send_rpc(Node *p_from, int p_to, bool p_unreliable, bool p CharString pname = String(from_path).utf8(); int path_len = encode_cstring(pname.get_data(), NULL); MAKE_ROOM(ofs + path_len); - encode_cstring(pname.get_data(), &(packet_cache[ofs])); + encode_cstring(pname.get_data(), &(packet_cache.write[ofs])); for (Set<int>::Element *E = connected_peers.front(); E; E = E->next()) { @@ -454,11 +554,11 @@ void MultiplayerAPI::_send_rpc(Node *p_from, int p_to, bool p_unreliable, bool p if (F->get() == true) { //this one confirmed path, so use id - encode_uint32(psc->id, &(packet_cache[1])); + encode_uint32(psc->id, &(packet_cache.write[1])); network_peer->put_packet(packet_cache.ptr(), ofs); } else { //this one did not confirm path yet, so use entire path (sorry!) - encode_uint32(0x80000000 | ofs, &(packet_cache[1])); //offset to path and flag + encode_uint32(0x80000000 | ofs, &(packet_cache.write[1])); //offset to path and flag network_peer->put_packet(packet_cache.ptr(), ofs + path_len); } } @@ -492,57 +592,6 @@ void MultiplayerAPI::_server_disconnected() { emit_signal("server_disconnected"); } -bool _should_call_native(Node::RPCMode mode, bool is_master, bool &r_skip_rpc) { - - switch (mode) { - - case Node::RPC_MODE_DISABLED: { - //do nothing - } break; - case Node::RPC_MODE_REMOTE: { - //do nothing also, no need to call local - } break; - case Node::RPC_MODE_SYNC: { - //call it, sync always results in call - return true; - } break; - case Node::RPC_MODE_MASTER: { - if (is_master) - r_skip_rpc = true; //no other master so.. - return is_master; - } break; - case Node::RPC_MODE_SLAVE: { - return !is_master; - } break; - } - return false; -} - -bool _should_call_script(ScriptInstance::RPCMode mode, bool is_master, bool &r_skip_rpc) { - switch (mode) { - - case ScriptInstance::RPC_MODE_DISABLED: { - //do nothing - } break; - case ScriptInstance::RPC_MODE_REMOTE: { - //do nothing also, no need to call local - } break; - case ScriptInstance::RPC_MODE_SYNC: { - //call it, sync always results in call - return true; - } break; - case ScriptInstance::RPC_MODE_MASTER: { - if (is_master) - r_skip_rpc = true; //no other master so.. - return is_master; - } break; - case ScriptInstance::RPC_MODE_SLAVE: { - return !is_master; - } break; - } - return false; -} - void MultiplayerAPI::rpcp(Node *p_node, int p_peer_id, bool p_unreliable, const StringName &p_method, const Variant **p_arg, int p_argcount) { ERR_FAIL_COND(!p_node->is_inside_tree()); @@ -557,17 +606,17 @@ void MultiplayerAPI::rpcp(Node *p_node, int p_peer_id, bool p_unreliable, const if (p_peer_id == 0 || p_peer_id == node_id || (p_peer_id < 0 && p_peer_id != -node_id)) { //check that send mode can use local call - const Map<StringName, Node::RPCMode>::Element *E = p_node->get_node_rpc_mode(p_method); + const Map<StringName, RPCMode>::Element *E = p_node->get_node_rpc_mode(p_method); if (E) { - call_local_native = _should_call_native(E->get(), is_master, skip_rpc); + call_local_native = _should_call_local(E->get(), is_master, skip_rpc); } if (call_local_native) { // done below } else if (p_node->get_script_instance()) { //attempt with script - ScriptInstance::RPCMode rpc_mode = p_node->get_script_instance()->get_rpc_mode(p_method); - call_local_script = _should_call_script(rpc_mode, is_master, skip_rpc); + RPCMode rpc_mode = p_node->get_script_instance()->get_rpc_mode(p_method); + call_local_script = _should_call_local(rpc_mode, is_master, skip_rpc); } } @@ -613,10 +662,10 @@ void MultiplayerAPI::rsetp(Node *p_node, int p_peer_id, bool p_unreliable, const bool set_local = false; - const Map<StringName, Node::RPCMode>::Element *E = p_node->get_node_rset_mode(p_property); + const Map<StringName, RPCMode>::Element *E = p_node->get_node_rset_mode(p_property); if (E) { - set_local = _should_call_native(E->get(), is_master, skip_rset); + set_local = _should_call_local(E->get(), is_master, skip_rset); } if (set_local) { @@ -630,9 +679,9 @@ void MultiplayerAPI::rsetp(Node *p_node, int p_peer_id, bool p_unreliable, const } } else if (p_node->get_script_instance()) { //attempt with script - ScriptInstance::RPCMode rpc_mode = p_node->get_script_instance()->get_rset_mode(p_property); + RPCMode rpc_mode = p_node->get_script_instance()->get_rset_mode(p_property); - set_local = _should_call_script(rpc_mode, is_master, skip_rset); + set_local = _should_call_local(rpc_mode, is_master, skip_rset); if (set_local) { @@ -655,7 +704,7 @@ void MultiplayerAPI::rsetp(Node *p_node, int p_peer_id, bool p_unreliable, const _send_rpc(p_node, p_peer_id, p_unreliable, true, p_property, &vptr, 1); } -Error MultiplayerAPI::send_bytes(PoolVector<uint8_t> p_data, int p_to) { +Error MultiplayerAPI::send_bytes(PoolVector<uint8_t> p_data, int p_to, NetworkedMultiplayerPeer::TransferMode p_mode) { ERR_FAIL_COND_V(p_data.size() < 1, ERR_INVALID_DATA); ERR_FAIL_COND_V(!network_peer.is_valid(), ERR_UNCONFIGURED); @@ -663,9 +712,12 @@ Error MultiplayerAPI::send_bytes(PoolVector<uint8_t> p_data, int p_to) { MAKE_ROOM(p_data.size() + 1); PoolVector<uint8_t>::Read r = p_data.read(); - packet_cache[0] = NETWORK_COMMAND_RAW; - memcpy(&packet_cache[1], &r[0], p_data.size()); + packet_cache.write[0] = NETWORK_COMMAND_RAW; + memcpy(&packet_cache.write[1], &r[0], p_data.size()); + network_peer->set_target_peer(p_to); + network_peer->set_transfer_mode(p_mode); + return network_peer->put_packet(packet_cache.ptr(), p_data.size() + 1); } @@ -721,7 +773,7 @@ Vector<int> MultiplayerAPI::get_network_connected_peers() const { void MultiplayerAPI::_bind_methods() { ClassDB::bind_method(D_METHOD("set_root_node", "node"), &MultiplayerAPI::set_root_node); - ClassDB::bind_method(D_METHOD("send_bytes", "bytes", "id"), &MultiplayerAPI::send_bytes, DEFVAL(NetworkedMultiplayerPeer::TARGET_PEER_BROADCAST)); + ClassDB::bind_method(D_METHOD("send_bytes", "bytes", "id", "mode"), &MultiplayerAPI::send_bytes, DEFVAL(NetworkedMultiplayerPeer::TARGET_PEER_BROADCAST), DEFVAL(NetworkedMultiplayerPeer::TRANSFER_MODE_RELIABLE)); ClassDB::bind_method(D_METHOD("has_network_peer"), &MultiplayerAPI::has_network_peer); ClassDB::bind_method(D_METHOD("get_network_peer"), &MultiplayerAPI::get_network_peer); ClassDB::bind_method(D_METHOD("get_network_unique_id"), &MultiplayerAPI::get_network_unique_id); @@ -748,6 +800,15 @@ void MultiplayerAPI::_bind_methods() { ADD_SIGNAL(MethodInfo("connected_to_server")); ADD_SIGNAL(MethodInfo("connection_failed")); ADD_SIGNAL(MethodInfo("server_disconnected")); + + BIND_ENUM_CONSTANT(RPC_MODE_DISABLED); + BIND_ENUM_CONSTANT(RPC_MODE_REMOTE); + BIND_ENUM_CONSTANT(RPC_MODE_SYNC); + BIND_ENUM_CONSTANT(RPC_MODE_MASTER); + BIND_ENUM_CONSTANT(RPC_MODE_SLAVE); + BIND_ENUM_CONSTANT(RPC_MODE_REMOTESYNC); + BIND_ENUM_CONSTANT(RPC_MODE_MASTERSYNC); + BIND_ENUM_CONSTANT(RPC_MODE_SLAVESYNC); } MultiplayerAPI::MultiplayerAPI() { |