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limboai/editor/debugger/limbo_debugger_plugin.cpp

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/**
* limbo_debugger_plugin.cpp
* =============================================================================
* Copyright 2021-2024 Serhii Snitsaruk
*
* Use of this source code is governed by an MIT-style
* license that can be found in the LICENSE file or at
* https://opensource.org/licenses/MIT.
* =============================================================================
*/
#ifdef TOOLS_ENABLED
#include "limbo_debugger_plugin.h"
#include "../../bt/behavior_tree.h"
#include "../../editor/debugger/behavior_tree_data.h"
#include "../../editor/debugger/behavior_tree_view.h"
#include "../../util/limbo_compat.h"
#include "../../util/limbo_utility.h"
#include "limbo_debugger.h"
#ifdef LIMBOAI_MODULE
#include "core/debugger/engine_debugger.h"
#include "core/error/error_macros.h"
#include "core/math/math_defs.h"
#include "core/object/callable_method_pointer.h"
#include "core/os/memory.h"
#include "core/string/print_string.h"
#include "core/string/ustring.h"
#include "core/variant/array.h"
#include "editor/editor_interface.h"
#include "editor/editor_paths.h"
#include "editor/filesystem_dock.h"
#include "editor/plugins/editor_debugger_plugin.h"
#include "editor/themes/editor_scale.h"
#include "scene/gui/box_container.h"
#include "scene/gui/control.h"
#include "scene/gui/item_list.h"
#include "scene/gui/label.h"
#include "scene/gui/line_edit.h"
#include "scene/gui/separator.h"
#include "scene/gui/split_container.h"
#include "scene/gui/tab_container.h"
#include "scene/gui/texture_rect.h"
#endif // LIMBOAI_MODULE
#ifdef LIMBOAI_GDEXTENSION
#include <godot_cpp/classes/config_file.hpp>
#include <godot_cpp/classes/editor_interface.hpp>
#include <godot_cpp/classes/editor_paths.hpp>
#include <godot_cpp/classes/file_system_dock.hpp>
#include <godot_cpp/classes/resource_loader.hpp>
#include <godot_cpp/classes/tab_container.hpp>
#include <godot_cpp/classes/v_separator.hpp>
#endif // LIMBOAI_GDEXTENSION
//**** LimboDebuggerTab
void LimboDebuggerTab::_reset_controls() {
bt_instance_list->clear();
bt_view->clear();
alert_box->hide();
info_message->set_text(TTR("Run project to start debugging."));
info_message->show();
resource_header->set_disabled(true);
resource_header->set_text(TTR("Inactive"));
}
void LimboDebuggerTab::start_session() {
bt_instance_list->clear();
bt_view->clear();
alert_box->hide();
info_message->set_text(TTR("Pick a player from the list to display behavior tree."));
info_message->show();
session->send_message("limboai:start_session", Array());
}
void LimboDebuggerTab::stop_session() {
_reset_controls();
session->send_message("limboai:stop_session", Array());
}
void LimboDebuggerTab::update_active_bt_instances(const Array &p_data) {
active_bt_instances.clear();
for (int i = 0; i < p_data.size(); i += 2) {
BTInstanceInfo info{ p_data[i], p_data[i + 1] };
active_bt_instances.push_back(info);
}
_update_bt_instance_list(active_bt_instances, filter_players->get_text());
}
uint64_t LimboDebuggerTab::get_selected_bt_instance_id() {
if (!bt_instance_list->is_anything_selected()) {
return 0;
}
return bt_instance_list->get_item_metadata(bt_instance_list->get_selected_items()[0]);
}
void LimboDebuggerTab::update_behavior_tree(const Ref<BehaviorTreeData> &p_data) {
resource_header->set_text(p_data->source_bt_path);
resource_header->set_disabled(false);
bt_view->update_tree(p_data);
info_message->hide();
}
void LimboDebuggerTab::_show_alert(const String &p_message) {
alert_message->set_text(p_message);
alert_box->set_visible(!p_message.is_empty());
}
void LimboDebuggerTab::_update_bt_instance_list(const Vector<BTInstanceInfo> &p_instances, const String &p_filter) {
// Remember selected item.
uint64_t selected_instance_id = 0;
if (bt_instance_list->is_anything_selected()) {
selected_instance_id = uint64_t(bt_instance_list->get_item_metadata(bt_instance_list->get_selected_items()[0]));
}
bt_instance_list->clear();
int select_idx = -1;
bool selection_filtered_out = false;
for (const BTInstanceInfo &info : p_instances) {
if (p_filter.is_empty() || info.owner_node_path.contains(p_filter)) {
int idx = bt_instance_list->add_item(info.owner_node_path);
bt_instance_list->set_item_metadata(idx, info.instance_id);
// Make item text shortened from the left, e.g ".../Agent/BTPlayer".
bt_instance_list->set_item_text_direction(idx, TEXT_DIRECTION_RTL);
if (info.instance_id == selected_instance_id) {
select_idx = idx;
}
} else if (info.instance_id == selected_instance_id) {
selection_filtered_out = true;
}
}
// Restore selected item.
if (select_idx > -1) {
bt_instance_list->select(select_idx);
} else if (selected_instance_id != 0) {
if (selection_filtered_out) {
session->send_message("limboai:untrack_bt_player", Array());
bt_view->clear();
_show_alert("");
} else {
_show_alert(TTR("Behavior tree instance is no longer present."));
}
}
}
void LimboDebuggerTab::_bt_instance_selected(int p_idx) {
alert_box->hide();
bt_view->clear();
info_message->set_text(TTR("Waiting for behavior tree update."));
info_message->show();
resource_header->set_text(TTR("Waiting for data"));
resource_header->set_disabled(true);
Array msg_data;
msg_data.push_back(bt_instance_list->get_item_metadata(p_idx));
session->send_message("limboai:track_bt_player", msg_data);
}
void LimboDebuggerTab::_filter_changed(String p_text) {
_update_bt_instance_list(active_bt_instances, p_text);
}
void LimboDebuggerTab::_window_visibility_changed(bool p_visible) {
make_floating->set_visible(!p_visible);
}
void LimboDebuggerTab::_resource_header_pressed() {
String bt_path = resource_header->get_text();
if (bt_path.is_empty()) {
return;
}
FS_DOCK_SELECT_FILE(bt_path.get_slice("::", 0));
Ref<BehaviorTree> bt = RESOURCE_LOAD(bt_path, "BehaviorTree");
ERR_FAIL_COND_MSG(!bt.is_valid(), "Failed to load BehaviorTree. Wrong resource path?");
EditorInterface::get_singleton()->edit_resource(bt);
}
void LimboDebuggerTab::_bind_methods() {
}
void LimboDebuggerTab::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_READY: {
resource_header->connect(LW_NAME(pressed), callable_mp(this, &LimboDebuggerTab::_resource_header_pressed));
filter_players->connect(LW_NAME(text_changed), callable_mp(this, &LimboDebuggerTab::_filter_changed));
bt_instance_list->connect(LW_NAME(item_selected), callable_mp(this, &LimboDebuggerTab::_bt_instance_selected));
update_interval->connect("value_changed", callable_mp(bt_view, &BehaviorTreeView::set_update_interval_msec));
Ref<ConfigFile> cf;
cf.instantiate();
String conf_path = PROJECT_CONFIG_FILE();
if (cf->load(conf_path) == OK) {
Variant value = cf->get_value("debugger", "update_interval_msec", 0);
update_interval->set_value(value);
}
} break;
case NOTIFICATION_EXIT_TREE: {
Ref<ConfigFile> cf;
cf.instantiate();
String conf_path = PROJECT_CONFIG_FILE();
cf->load(conf_path);
cf->set_value("debugger", "update_interval_msec", update_interval->get_value());
cf->save(conf_path);
} break;
case NOTIFICATION_THEME_CHANGED: {
alert_icon->set_texture(get_theme_icon(LW_NAME(StatusWarning), LW_NAME(EditorIcons)));
BUTTON_SET_ICON(resource_header, LimboUtility::get_singleton()->get_task_icon("BehaviorTree"));
} break;
}
}
void LimboDebuggerTab::setup(Ref<EditorDebuggerSession> p_session, CompatWindowWrapper *p_wrapper) {
session = p_session;
window_wrapper = p_wrapper;
if (p_wrapper->is_window_available()) {
make_floating = memnew(CompatScreenSelect);
make_floating->set_flat(true);
make_floating->set_tooltip_text(TTR("Make the LimboAI Debugger floating."));
make_floating->connect(LW_NAME(request_open_in_screen), callable_mp(window_wrapper, &CompatWindowWrapper::enable_window_on_screen).bind(true));
toolbar->add_child(make_floating);
p_wrapper->connect(LW_NAME(window_visibility_changed), callable_mp(this, &LimboDebuggerTab::_window_visibility_changed));
}
_reset_controls();
}
LimboDebuggerTab::LimboDebuggerTab() {
root_vb = memnew(VBoxContainer);
add_child(root_vb);
toolbar = memnew(HBoxContainer);
root_vb->add_child(toolbar);
resource_header = memnew(Button);
toolbar->add_child(resource_header);
resource_header->set_text_alignment(HORIZONTAL_ALIGNMENT_LEFT);
resource_header->set_focus_mode(FOCUS_NONE);
resource_header->add_theme_constant_override("hseparation", 8);
resource_header->set_text(TTR("Inactive"));
resource_header->set_tooltip_text(TTR("Debugged BehaviorTree resource.\nClick to open."));
resource_header->set_disabled(true);
Label *interval_label = memnew(Label);
toolbar->add_child(interval_label);
interval_label->set_text(TTR("Update Interval:"));
interval_label->set_h_size_flags(SIZE_EXPAND | SIZE_SHRINK_END);
update_interval = memnew(EditorSpinSlider);
toolbar->add_child(update_interval);
update_interval->set_min(0);
update_interval->set_max(1000);
update_interval->set_step(1.0);
update_interval->set_suffix("ms");
update_interval->set_custom_minimum_size(Vector2(100 * EDSCALE, 0));
VSeparator *sep = memnew(VSeparator);
toolbar->add_child(sep);
hsc = memnew(HSplitContainer);
hsc->set_h_size_flags(Control::SIZE_EXPAND_FILL);
hsc->set_v_size_flags(Control::SIZE_EXPAND_FILL);
root_vb->add_child(hsc);
VBoxContainer *list_box = memnew(VBoxContainer);
hsc->add_child(list_box);
filter_players = memnew(LineEdit);
filter_players->set_placeholder(TTR("Filter Players"));
list_box->add_child(filter_players);
bt_instance_list = memnew(ItemList);
bt_instance_list->set_custom_minimum_size(Size2(240.0 * EDSCALE, 0.0));
bt_instance_list->set_h_size_flags(SIZE_FILL);
bt_instance_list->set_v_size_flags(SIZE_EXPAND_FILL);
list_box->add_child(bt_instance_list);
view_box = memnew(VBoxContainer);
hsc->add_child(view_box);
bt_view = memnew(BehaviorTreeView);
bt_view->set_h_size_flags(Control::SIZE_EXPAND_FILL);
bt_view->set_v_size_flags(Control::SIZE_EXPAND_FILL);
view_box->add_child(bt_view);
alert_box = memnew(HBoxContainer);
alert_box->hide();
view_box->add_child(alert_box);
alert_icon = memnew(TextureRect);
alert_box->add_child(alert_icon);
alert_icon->set_stretch_mode(TextureRect::STRETCH_KEEP_CENTERED);
alert_message = memnew(Label);
alert_box->add_child(alert_message);
alert_message->set_vertical_alignment(VERTICAL_ALIGNMENT_CENTER);
info_message = memnew(Label);
info_message->set_vertical_alignment(VERTICAL_ALIGNMENT_CENTER);
info_message->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER);
info_message->set_autowrap_mode(TextServer::AUTOWRAP_WORD_SMART);
info_message->set_custom_minimum_size(Size2(100 * EDSCALE, 0));
info_message->set_anchors_and_offsets_preset(PRESET_FULL_RECT, PRESET_MODE_KEEP_SIZE, 8 * EDSCALE);
bt_view->add_child(info_message);
}
//**** LimboDebuggerPlugin
LimboDebuggerPlugin *LimboDebuggerPlugin::singleton = nullptr;
void LimboDebuggerPlugin::_window_visibility_changed(bool p_visible) {
}
#ifdef LIMBOAI_MODULE
void LimboDebuggerPlugin::setup_session(int p_session_id) {
#elif LIMBOAI_GDEXTENSION
void LimboDebuggerPlugin::_setup_session(int32_t p_session_id) {
#endif
Ref<EditorDebuggerSession> session = get_session(p_session_id);
ERR_FAIL_COND(session.is_null());
CompatWindowWrapper *session_window = memnew(CompatWindowWrapper);
session_window->set_window_title(vformat(TTR("%s - Godot Engine"), TTR("LimboAI Debugger")));
session_window->set_margins_enabled(true);
LimboDebuggerTab *tab = memnew(LimboDebuggerTab());
tab->setup(session, session_window);
tab->set_name("LimboAI");
session_window->set_wrapped_control(tab);
session_window->set_name("LimboAI");
session_window->set_v_size_flags(Control::SIZE_EXPAND_FILL);
session_window->connect(LW_NAME(window_visibility_changed), callable_mp(this, &LimboDebuggerPlugin::_window_visibility_changed));
session->connect(LW_NAME(started), callable_mp(tab, &LimboDebuggerTab::start_session));
session->connect(LW_NAME(stopped), callable_mp(tab, &LimboDebuggerTab::stop_session));
session->add_session_tab(session_window);
session_windows[p_session_id] = session_window;
}
#ifdef LIMBOAI_MODULE
bool LimboDebuggerPlugin::capture(const String &p_message, const Array &p_data, int p_session_id) {
#elif LIMBOAI_GDEXTENSION
bool LimboDebuggerPlugin::_capture(const String &p_message, const Array &p_data, int32_t p_session_id) {
#endif
ERR_FAIL_COND_V(!session_windows.has(p_session_id), false);
LimboDebuggerTab *tab = Object::cast_to<LimboDebuggerTab>(session_windows[p_session_id]->get_wrapped_control());
ERR_FAIL_NULL_V(tab, false);
bool captured = true;
if (p_message == "limboai:active_bt_players") {
tab->update_active_bt_instances(p_data);
} else if (p_message == "limboai:bt_update") {
Ref<BehaviorTreeData> data = BehaviorTreeData::deserialize(p_data);
if (data->bt_instance_id == tab->get_selected_bt_instance_id()) {
tab->update_behavior_tree(data);
}
} else {
captured = false;
}
return captured;
}
#ifdef LIMBOAI_MODULE
bool LimboDebuggerPlugin::has_capture(const String &p_capture) const {
#elif LIMBOAI_GDEXTENSION
bool LimboDebuggerPlugin::_has_capture(const String &p_capture) const {
#endif
return p_capture == "limboai";
}
CompatWindowWrapper *LimboDebuggerPlugin::get_first_session_window() const {
ERR_FAIL_COND_V(session_windows.is_empty(), nullptr);
return session_windows.begin()->value;
}
int LimboDebuggerPlugin::get_first_session_tab_index() const {
ERR_FAIL_COND_V(session_windows.is_empty(), -1);
CompatWindowWrapper *window_wrapper = session_windows.begin()->value;
TabContainer *c = Object::cast_to<TabContainer>(window_wrapper->get_parent());
ERR_FAIL_COND_V(c == nullptr, -1);
return c->get_tab_idx_from_control(window_wrapper);
}
void LimboDebuggerPlugin::_bind_methods() {
}
LimboDebuggerPlugin::LimboDebuggerPlugin() {
singleton = this;
}
LimboDebuggerPlugin::~LimboDebuggerPlugin() {
singleton = nullptr;
}
#endif // ! TOOLS_ENABLED
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