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329 lines
12 KiB
C++
329 lines
12 KiB
C++
/**************************************************************************/
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/* multiplayer_debugger.cpp */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#include "multiplayer_debugger.h"
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#include "multiplayer_synchronizer.h"
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#include "scene_replication_config.h"
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#include "core/debugger/engine_debugger.h"
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#include "scene/main/node.h"
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List<Ref<EngineProfiler>> multiplayer_profilers;
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void MultiplayerDebugger::initialize() {
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Ref<BandwidthProfiler> bandwidth;
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bandwidth.instantiate();
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bandwidth->bind("multiplayer:bandwidth");
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multiplayer_profilers.push_back(bandwidth);
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Ref<RPCProfiler> rpc_profiler;
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rpc_profiler.instantiate();
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rpc_profiler->bind("multiplayer:rpc");
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multiplayer_profilers.push_back(rpc_profiler);
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Ref<ReplicationProfiler> replication_profiler;
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replication_profiler.instantiate();
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replication_profiler->bind("multiplayer:replication");
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multiplayer_profilers.push_back(replication_profiler);
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EngineDebugger::register_message_capture("multiplayer", EngineDebugger::Capture(nullptr, &_capture));
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}
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void MultiplayerDebugger::deinitialize() {
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multiplayer_profilers.clear();
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}
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Error MultiplayerDebugger::_capture(void *p_user, const String &p_msg, const Array &p_args, bool &r_captured) {
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if (p_msg == "cache") {
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Array out;
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for (int i = 0; i < p_args.size(); i++) {
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ObjectID id = p_args[i].operator ObjectID();
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Object *obj = ObjectDB::get_instance(id);
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ERR_CONTINUE(!obj);
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if (Object::cast_to<SceneReplicationConfig>(obj)) {
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out.push_back(id);
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out.push_back(obj->get_class());
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out.push_back(((SceneReplicationConfig *)obj)->get_path());
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} else if (Object::cast_to<Node>(obj)) {
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out.push_back(id);
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out.push_back(obj->get_class());
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out.push_back(String(((Node *)obj)->get_path()));
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} else {
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ERR_FAIL_V(FAILED);
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}
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}
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EngineDebugger::get_singleton()->send_message("multiplayer:cache", out);
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return OK;
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}
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ERR_FAIL_V(FAILED);
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}
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// BandwidthProfiler
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int MultiplayerDebugger::BandwidthProfiler::bandwidth_usage(const Vector<BandwidthFrame> &p_buffer, int p_pointer) {
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ERR_FAIL_COND_V(p_buffer.is_empty(), 0);
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int total_bandwidth = 0;
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uint64_t timestamp = OS::get_singleton()->get_ticks_msec();
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uint64_t final_timestamp = timestamp - 1000;
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int i = (p_pointer + p_buffer.size() - 1) % p_buffer.size();
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while (i != p_pointer && p_buffer[i].packet_size > 0) {
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if (p_buffer[i].timestamp < final_timestamp) {
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return total_bandwidth;
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}
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total_bandwidth += p_buffer[i].packet_size;
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i = (i + p_buffer.size() - 1) % p_buffer.size();
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}
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ERR_FAIL_COND_V_MSG(i == p_pointer, total_bandwidth, "Reached the end of the bandwidth profiler buffer, values might be inaccurate.");
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return total_bandwidth;
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}
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void MultiplayerDebugger::BandwidthProfiler::toggle(bool p_enable, const Array &p_opts) {
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if (!p_enable) {
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bandwidth_in.clear();
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bandwidth_out.clear();
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} else {
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bandwidth_in_ptr = 0;
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bandwidth_in.resize(16384); // ~128kB
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for (int i = 0; i < bandwidth_in.size(); ++i) {
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bandwidth_in.write[i].packet_size = -1;
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}
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bandwidth_out_ptr = 0;
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bandwidth_out.resize(16384); // ~128kB
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for (int i = 0; i < bandwidth_out.size(); ++i) {
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bandwidth_out.write[i].packet_size = -1;
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}
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}
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}
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void MultiplayerDebugger::BandwidthProfiler::add(const Array &p_data) {
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ERR_FAIL_COND(p_data.size() < 3);
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const String inout = p_data[0];
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int time = p_data[1];
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int size = p_data[2];
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if (inout == "in") {
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bandwidth_in.write[bandwidth_in_ptr].timestamp = time;
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bandwidth_in.write[bandwidth_in_ptr].packet_size = size;
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bandwidth_in_ptr = (bandwidth_in_ptr + 1) % bandwidth_in.size();
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} else if (inout == "out") {
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bandwidth_out.write[bandwidth_out_ptr].timestamp = time;
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bandwidth_out.write[bandwidth_out_ptr].packet_size = size;
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bandwidth_out_ptr = (bandwidth_out_ptr + 1) % bandwidth_out.size();
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}
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}
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void MultiplayerDebugger::BandwidthProfiler::tick(double p_frame_time, double p_process_time, double p_physics_time, double p_physics_frame_time) {
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uint64_t pt = OS::get_singleton()->get_ticks_msec();
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if (pt - last_bandwidth_time > 200) {
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last_bandwidth_time = pt;
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int incoming_bandwidth = bandwidth_usage(bandwidth_in, bandwidth_in_ptr);
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int outgoing_bandwidth = bandwidth_usage(bandwidth_out, bandwidth_out_ptr);
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Array arr = { incoming_bandwidth, outgoing_bandwidth };
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EngineDebugger::get_singleton()->send_message("multiplayer:bandwidth", arr);
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}
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}
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// RPCProfiler
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Array MultiplayerDebugger::RPCFrame::serialize() {
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Array arr = { infos.size() * 6 };
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for (int i = 0; i < infos.size(); ++i) {
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arr.push_back(uint64_t(infos[i].node));
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arr.push_back(infos[i].node_path);
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arr.push_back(infos[i].incoming_rpc);
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arr.push_back(infos[i].incoming_size);
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arr.push_back(infos[i].outgoing_rpc);
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arr.push_back(infos[i].outgoing_size);
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}
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return arr;
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}
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bool MultiplayerDebugger::RPCFrame::deserialize(const Array &p_arr) {
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ERR_FAIL_COND_V(p_arr.is_empty(), false);
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uint32_t size = p_arr[0];
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ERR_FAIL_COND_V(size % 6, false);
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ERR_FAIL_COND_V((uint32_t)p_arr.size() != size + 1, false);
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infos.resize(size / 6);
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int idx = 1;
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for (uint32_t i = 0; i < size / 6; i++) {
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infos.write[i].node = uint64_t(p_arr[idx]);
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infos.write[i].node_path = p_arr[idx + 1];
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infos.write[i].incoming_rpc = p_arr[idx + 2];
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infos.write[i].incoming_size = p_arr[idx + 3];
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infos.write[i].outgoing_rpc = p_arr[idx + 4];
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infos.write[i].outgoing_size = p_arr[idx + 5];
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idx += 6;
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}
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return true;
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}
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void MultiplayerDebugger::RPCProfiler::init_node(const ObjectID p_node) {
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if (rpc_node_data.has(p_node)) {
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return;
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}
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rpc_node_data.insert(p_node, RPCNodeInfo());
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rpc_node_data[p_node].node = p_node;
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rpc_node_data[p_node].node_path = String(ObjectDB::get_instance<Node>(p_node)->get_path());
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}
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void MultiplayerDebugger::RPCProfiler::toggle(bool p_enable, const Array &p_opts) {
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rpc_node_data.clear();
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}
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void MultiplayerDebugger::RPCProfiler::add(const Array &p_data) {
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ERR_FAIL_COND(p_data.size() != 3);
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const String what = p_data[0];
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const ObjectID id = p_data[1];
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const int size = p_data[2];
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init_node(id);
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RPCNodeInfo &info = rpc_node_data[id];
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if (what == "rpc_in") {
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info.incoming_rpc++;
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info.incoming_size += size;
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} else if (what == "rpc_out") {
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info.outgoing_rpc++;
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info.outgoing_size += size;
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}
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}
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void MultiplayerDebugger::RPCProfiler::tick(double p_frame_time, double p_process_time, double p_physics_time, double p_physics_frame_time) {
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uint64_t pt = OS::get_singleton()->get_ticks_msec();
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if (pt - last_profile_time > 100) {
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last_profile_time = pt;
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RPCFrame frame;
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for (const KeyValue<ObjectID, RPCNodeInfo> &E : rpc_node_data) {
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frame.infos.push_back(E.value);
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}
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rpc_node_data.clear();
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EngineDebugger::get_singleton()->send_message("multiplayer:rpc", frame.serialize());
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}
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}
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// ReplicationProfiler
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MultiplayerDebugger::SyncInfo::SyncInfo(MultiplayerSynchronizer *p_sync) {
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ERR_FAIL_NULL(p_sync);
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synchronizer = p_sync->get_instance_id();
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if (p_sync->get_replication_config_ptr()) {
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config = p_sync->get_replication_config_ptr()->get_instance_id();
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}
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if (p_sync->get_root_node()) {
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root_node = p_sync->get_root_node()->get_instance_id();
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}
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}
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void MultiplayerDebugger::SyncInfo::write_to_array(Array &r_arr) const {
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r_arr.push_back(synchronizer);
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r_arr.push_back(config);
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r_arr.push_back(root_node);
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r_arr.push_back(incoming_syncs);
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r_arr.push_back(incoming_size);
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r_arr.push_back(outgoing_syncs);
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r_arr.push_back(outgoing_size);
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}
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bool MultiplayerDebugger::SyncInfo::read_from_array(const Array &p_arr, int p_offset) {
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ERR_FAIL_COND_V(p_arr.size() - p_offset < 7, false);
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synchronizer = int64_t(p_arr[p_offset]);
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config = int64_t(p_arr[p_offset + 1]);
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root_node = int64_t(p_arr[p_offset + 2]);
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incoming_syncs = p_arr[p_offset + 3];
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incoming_size = p_arr[p_offset + 4];
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outgoing_syncs = p_arr[p_offset + 5];
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outgoing_size = p_arr[p_offset + 6];
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return true;
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}
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Array MultiplayerDebugger::ReplicationFrame::serialize() {
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Array arr = { infos.size() * 7 };
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for (const KeyValue<ObjectID, SyncInfo> &E : infos) {
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E.value.write_to_array(arr);
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}
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return arr;
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}
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bool MultiplayerDebugger::ReplicationFrame::deserialize(const Array &p_arr) {
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ERR_FAIL_COND_V(p_arr.is_empty(), false);
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uint32_t size = p_arr[0];
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ERR_FAIL_COND_V(size % 7, false);
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ERR_FAIL_COND_V((uint32_t)p_arr.size() != size + 1, false);
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int idx = 1;
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for (uint32_t i = 0; i < size / 7; i++) {
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SyncInfo info;
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if (!info.read_from_array(p_arr, idx)) {
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return false;
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}
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infos[info.synchronizer] = info;
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idx += 7;
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}
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return true;
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}
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void MultiplayerDebugger::ReplicationProfiler::toggle(bool p_enable, const Array &p_opts) {
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sync_data.clear();
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}
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void MultiplayerDebugger::ReplicationProfiler::add(const Array &p_data) {
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ERR_FAIL_COND(p_data.size() != 3);
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const String what = p_data[0];
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const ObjectID id = p_data[1];
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const uint64_t size = p_data[2];
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MultiplayerSynchronizer *sync = ObjectDB::get_instance<MultiplayerSynchronizer>(id);
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ERR_FAIL_NULL(sync);
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if (!sync_data.has(id)) {
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sync_data[id] = SyncInfo(sync);
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}
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SyncInfo &info = sync_data[id];
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if (what == "sync_in") {
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info.incoming_syncs++;
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info.incoming_size += size;
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} else if (what == "sync_out") {
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info.outgoing_syncs++;
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info.outgoing_size += size;
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}
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}
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void MultiplayerDebugger::ReplicationProfiler::tick(double p_frame_time, double p_process_time, double p_physics_time, double p_physics_frame_time) {
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uint64_t pt = OS::get_singleton()->get_ticks_msec();
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if (pt - last_profile_time > 100) {
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last_profile_time = pt;
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ReplicationFrame frame;
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for (const KeyValue<ObjectID, SyncInfo> &E : sync_data) {
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frame.infos[E.key] = E.value;
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}
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sync_data.clear();
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EngineDebugger::get_singleton()->send_message("multiplayer:syncs", frame.serialize());
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}
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}
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