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Diffstat (limited to 'modules/multiplayer/multiplayer_debugger.cpp')
| -rw-r--r-- | modules/multiplayer/multiplayer_debugger.cpp | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/modules/multiplayer/multiplayer_debugger.cpp b/modules/multiplayer/multiplayer_debugger.cpp new file mode 100644 index 0000000000..3d22af04dc --- /dev/null +++ b/modules/multiplayer/multiplayer_debugger.cpp @@ -0,0 +1,194 @@ +/*************************************************************************/ +/* multiplayer_debugger.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2022 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 "multiplayer_debugger.h" + +#include "core/debugger/engine_debugger.h" +#include "scene/main/node.h" + +List<Ref<EngineProfiler>> multiplayer_profilers; + +void MultiplayerDebugger::initialize() { + Ref<BandwidthProfiler> bandwidth; + bandwidth.instantiate(); + bandwidth->bind("multiplayer"); + multiplayer_profilers.push_back(bandwidth); + + Ref<RPCProfiler> rpc_profiler; + rpc_profiler.instantiate(); + rpc_profiler->bind("rpc"); + multiplayer_profilers.push_back(rpc_profiler); +} + +void MultiplayerDebugger::deinitialize() { + multiplayer_profilers.clear(); +} + +// BandwidthProfiler + +int MultiplayerDebugger::BandwidthProfiler::bandwidth_usage(const Vector<BandwidthFrame> &p_buffer, int p_pointer) { + ERR_FAIL_COND_V(p_buffer.size() == 0, 0); + int total_bandwidth = 0; + + uint64_t timestamp = OS::get_singleton()->get_ticks_msec(); + uint64_t final_timestamp = timestamp - 1000; + + int i = (p_pointer + p_buffer.size() - 1) % p_buffer.size(); + + while (i != p_pointer && p_buffer[i].packet_size > 0) { + if (p_buffer[i].timestamp < final_timestamp) { + return total_bandwidth; + } + total_bandwidth += p_buffer[i].packet_size; + i = (i + p_buffer.size() - 1) % p_buffer.size(); + } + + ERR_FAIL_COND_V_MSG(i == p_pointer, total_bandwidth, "Reached the end of the bandwidth profiler buffer, values might be inaccurate."); + return total_bandwidth; +} + +void MultiplayerDebugger::BandwidthProfiler::toggle(bool p_enable, const Array &p_opts) { + if (!p_enable) { + bandwidth_in.clear(); + bandwidth_out.clear(); + } else { + bandwidth_in_ptr = 0; + bandwidth_in.resize(16384); // ~128kB + for (int i = 0; i < bandwidth_in.size(); ++i) { + bandwidth_in.write[i].packet_size = -1; + } + bandwidth_out_ptr = 0; + bandwidth_out.resize(16384); // ~128kB + for (int i = 0; i < bandwidth_out.size(); ++i) { + bandwidth_out.write[i].packet_size = -1; + } + } +} + +void MultiplayerDebugger::BandwidthProfiler::add(const Array &p_data) { + ERR_FAIL_COND(p_data.size() < 3); + const String inout = p_data[0]; + int time = p_data[1]; + int size = p_data[2]; + if (inout == "in") { + bandwidth_in.write[bandwidth_in_ptr].timestamp = time; + bandwidth_in.write[bandwidth_in_ptr].packet_size = size; + bandwidth_in_ptr = (bandwidth_in_ptr + 1) % bandwidth_in.size(); + } else if (inout == "out") { + bandwidth_out.write[bandwidth_out_ptr].timestamp = time; + bandwidth_out.write[bandwidth_out_ptr].packet_size = size; + bandwidth_out_ptr = (bandwidth_out_ptr + 1) % bandwidth_out.size(); + } +} + +void MultiplayerDebugger::BandwidthProfiler::tick(double p_frame_time, double p_process_time, double p_physics_time, double p_physics_frame_time) { + uint64_t pt = OS::get_singleton()->get_ticks_msec(); + if (pt - last_bandwidth_time > 200) { + last_bandwidth_time = pt; + int incoming_bandwidth = bandwidth_usage(bandwidth_in, bandwidth_in_ptr); + int outgoing_bandwidth = bandwidth_usage(bandwidth_out, bandwidth_out_ptr); + + Array arr; + arr.push_back(incoming_bandwidth); + arr.push_back(outgoing_bandwidth); + EngineDebugger::get_singleton()->send_message("multiplayer:bandwidth", arr); + } +} + +// RPCProfiler + +Array MultiplayerDebugger::RPCFrame::serialize() { + Array arr; + arr.push_back(infos.size() * 4); + for (int i = 0; i < infos.size(); ++i) { + arr.push_back(uint64_t(infos[i].node)); + arr.push_back(infos[i].node_path); + arr.push_back(infos[i].incoming_rpc); + arr.push_back(infos[i].outgoing_rpc); + } + return arr; +} + +bool MultiplayerDebugger::RPCFrame::deserialize(const Array &p_arr) { + ERR_FAIL_COND_V(p_arr.size() < 1, false); + uint32_t size = p_arr[0]; + ERR_FAIL_COND_V(size % 4, false); + ERR_FAIL_COND_V((uint32_t)p_arr.size() != size + 1, false); + infos.resize(size / 4); + int idx = 1; + for (uint32_t i = 0; i < size / 4; ++i) { + infos.write[i].node = uint64_t(p_arr[idx]); + infos.write[i].node_path = p_arr[idx + 1]; + infos.write[i].incoming_rpc = p_arr[idx + 2]; + infos.write[i].outgoing_rpc = p_arr[idx + 3]; + } + return true; +} + +void MultiplayerDebugger::RPCProfiler::init_node(const ObjectID p_node) { + if (rpc_node_data.has(p_node)) { + return; + } + rpc_node_data.insert(p_node, RPCNodeInfo()); + rpc_node_data[p_node].node = p_node; + rpc_node_data[p_node].node_path = Object::cast_to<Node>(ObjectDB::get_instance(p_node))->get_path(); + rpc_node_data[p_node].incoming_rpc = 0; + rpc_node_data[p_node].outgoing_rpc = 0; +} + +void MultiplayerDebugger::RPCProfiler::toggle(bool p_enable, const Array &p_opts) { + rpc_node_data.clear(); +} + +void MultiplayerDebugger::RPCProfiler::add(const Array &p_data) { + ERR_FAIL_COND(p_data.size() < 2); + const ObjectID id = p_data[0]; + const String what = p_data[1]; + init_node(id); + RPCNodeInfo &info = rpc_node_data[id]; + if (what == "rpc_in") { + info.incoming_rpc++; + } else if (what == "rpc_out") { + info.outgoing_rpc++; + } +} + +void MultiplayerDebugger::RPCProfiler::tick(double p_frame_time, double p_process_time, double p_physics_time, double p_physics_frame_time) { + uint64_t pt = OS::get_singleton()->get_ticks_msec(); + if (pt - last_profile_time > 100) { + last_profile_time = pt; + RPCFrame frame; + for (const KeyValue<ObjectID, RPCNodeInfo> &E : rpc_node_data) { + frame.infos.push_back(E.value); + } + rpc_node_data.clear(); + EngineDebugger::get_singleton()->send_message("multiplayer:rpc", frame.serialize()); + } +} |