godot/core/debugger/engine_debugger.cpp

208 lines
8.0 KiB
C++

/*************************************************************************/
/* engine_debugger.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 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 "engine_debugger.h"
#include "core/debugger/local_debugger.h"
#include "core/debugger/remote_debugger.h"
#include "core/debugger/remote_debugger_peer.h"
#include "core/debugger/script_debugger.h"
#include "core/os/os.h"
EngineDebugger *EngineDebugger::singleton = nullptr;
ScriptDebugger *EngineDebugger::script_debugger = nullptr;
Map<StringName, EngineDebugger::Profiler> EngineDebugger::profilers;
Map<StringName, EngineDebugger::Capture> EngineDebugger::captures;
Map<String, EngineDebugger::CreatePeerFunc> EngineDebugger::protocols;
void EngineDebugger::register_profiler(const StringName &p_name, const Profiler &p_func) {
ERR_FAIL_COND_MSG(profilers.has(p_name), "Profiler already registered: " + p_name);
profilers.insert(p_name, p_func);
}
void EngineDebugger::unregister_profiler(const StringName &p_name) {
ERR_FAIL_COND_MSG(!profilers.has(p_name), "Profiler not registered: " + p_name);
Profiler &p = profilers[p_name];
if (p.active && p.toggle) {
p.toggle(p.data, false, Array());
p.active = false;
}
profilers.erase(p_name);
}
void EngineDebugger::register_message_capture(const StringName &p_name, Capture p_func) {
ERR_FAIL_COND_MSG(captures.has(p_name), "Capture already registered: " + p_name);
captures.insert(p_name, p_func);
}
void EngineDebugger::unregister_message_capture(const StringName &p_name) {
ERR_FAIL_COND_MSG(!captures.has(p_name), "Capture not registered: " + p_name);
captures.erase(p_name);
}
void EngineDebugger::register_uri_handler(const String &p_protocol, CreatePeerFunc p_func) {
ERR_FAIL_COND_MSG(protocols.has(p_protocol), "Protocol handler already registered: " + p_protocol);
protocols.insert(p_protocol, p_func);
}
void EngineDebugger::profiler_enable(const StringName &p_name, bool p_enabled, const Array &p_opts) {
ERR_FAIL_COND_MSG(!profilers.has(p_name), "Can't change profiler state, no profiler: " + p_name);
Profiler &p = profilers[p_name];
if (p.toggle) {
p.toggle(p.data, p_enabled, p_opts);
}
p.active = p_enabled;
}
void EngineDebugger::profiler_add_frame_data(const StringName &p_name, const Array &p_data) {
ERR_FAIL_COND_MSG(!profilers.has(p_name), "Can't add frame data, no profiler: " + p_name);
Profiler &p = profilers[p_name];
if (p.add) {
p.add(p.data, p_data);
}
}
bool EngineDebugger::is_profiling(const StringName &p_name) {
return profilers.has(p_name) && profilers[p_name].active;
}
bool EngineDebugger::has_profiler(const StringName &p_name) {
return profilers.has(p_name);
}
bool EngineDebugger::has_capture(const StringName &p_name) {
return captures.has(p_name);
}
Error EngineDebugger::capture_parse(const StringName &p_name, const String &p_msg, const Array &p_args, bool &r_captured) {
r_captured = false;
ERR_FAIL_COND_V_MSG(!captures.has(p_name), ERR_UNCONFIGURED, "Capture not registered: " + p_name);
const Capture &cap = captures[p_name];
return cap.capture(cap.data, p_msg, p_args, r_captured);
}
void EngineDebugger::line_poll() {
// The purpose of this is just processing events every now and then when the script might get too busy otherwise bugs like infinite loops can't be caught
if (poll_every % 2048 == 0) {
poll_events(false);
}
poll_every++;
}
void EngineDebugger::iteration(uint64_t p_frame_ticks, uint64_t p_process_ticks, uint64_t p_physics_ticks, float p_physics_frame_time) {
frame_time = USEC_TO_SEC(p_frame_ticks);
process_time = USEC_TO_SEC(p_process_ticks);
physics_time = USEC_TO_SEC(p_physics_ticks);
physics_frame_time = p_physics_frame_time;
// Notify tick to running profilers
for (Map<StringName, Profiler>::Element *E = profilers.front(); E; E = E->next()) {
Profiler &p = E->get();
if (!p.active || !p.tick) {
continue;
}
p.tick(p.data, frame_time, process_time, physics_time, physics_frame_time);
}
singleton->poll_events(true);
}
void EngineDebugger::initialize(const String &p_uri, bool p_skip_breakpoints, Vector<String> p_breakpoints) {
register_uri_handler("tcp://", RemoteDebuggerPeerTCP::create); // TCP is the default protocol. Platforms/modules can add more.
if (p_uri.is_empty()) {
return;
}
if (p_uri == "local://") {
singleton = memnew(LocalDebugger);
script_debugger = memnew(ScriptDebugger);
// Tell the OS that we want to handle termination signals.
OS::get_singleton()->initialize_debugging();
} else if (p_uri.find("://") >= 0) {
const String proto = p_uri.substr(0, p_uri.find("://") + 3);
if (!protocols.has(proto)) {
return;
}
RemoteDebuggerPeer *peer = protocols[proto](p_uri);
if (!peer) {
return;
}
singleton = memnew(RemoteDebugger(Ref<RemoteDebuggerPeer>(peer)));
script_debugger = memnew(ScriptDebugger);
// Notify editor of our pid (to allow focus stealing).
Array msg;
msg.push_back(OS::get_singleton()->get_process_id());
singleton->send_message("set_pid", msg);
}
if (!singleton) {
return;
}
// There is a debugger, parse breakpoints.
ScriptDebugger *singleton_script_debugger = singleton->get_script_debugger();
singleton_script_debugger->set_skip_breakpoints(p_skip_breakpoints);
for (int i = 0; i < p_breakpoints.size(); i++) {
String bp = p_breakpoints[i];
int sp = bp.rfind(":");
ERR_CONTINUE_MSG(sp == -1, "Invalid breakpoint: '" + bp + "', expected file:line format.");
singleton_script_debugger->insert_breakpoint(bp.substr(sp + 1, bp.length()).to_int(), bp.substr(0, sp));
}
}
void EngineDebugger::deinitialize() {
if (singleton) {
// Stop all profilers
for (Map<StringName, Profiler>::Element *E = profilers.front(); E; E = E->next()) {
if (E->get().active) {
singleton->profiler_enable(E->key(), false);
}
}
// Flush any remaining message
singleton->poll_events(false);
memdelete(singleton);
singleton = nullptr;
}
// Clear profilers/captuers/protocol handlers.
profilers.clear();
captures.clear();
protocols.clear();
}
EngineDebugger::~EngineDebugger() {
if (script_debugger) {
memdelete(script_debugger);
}
script_debugger = nullptr;
singleton = nullptr;
}