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use openwa_core::address::va;
use openwa_core::engine::{game_session, DDGame};
use openwa_core::rebase::rb;
use openwa_core::registry;
use openwa_core::task::{
CTask, CTaskCloud, CTaskFire, CTaskTeam, CTaskTurnGame, CTaskWorm, TurnGameCtx,
};
use crate::log;
// ---------------------------------------------------------------------------
// Known task types for census display
// ---------------------------------------------------------------------------
/// Vtables of entities that are created/destroyed every frame (particles,
/// bubbles, etc.). Filtered from the census by default to reduce noise.
const TRANSIENT_VTABLES: &[u32] = &[va::CTASK_SEA_BUBBLE_VTABLE];
fn vtable_name(runtime_vtable: u32) -> Option<&'static str> {
let delta = rb(va::IMAGE_BASE).wrapping_sub(va::IMAGE_BASE);
let ghidra_va = runtime_vtable.wrapping_sub(delta);
openwa_core::registry::vtable_class_name(ghidra_va)
}
/// Returns a display name for the entity at `addr`.
/// Tries the known-vtable map first; falls back to CTask.class_type.
unsafe fn entity_type_name(addr: u32) -> String {
if addr == 0 {
return "(null)".to_owned();
}
let vtable = *(addr as *const u32);
if let Some(name) = vtable_name(vtable) {
return name.to_owned();
}
let task = addr as *const CTask;
format!("{:?}", (*task).class_type)
}
/// One-line label for a task: "TypeName @ 0xADDR"
unsafe fn entity_label(addr: u32) -> String {
if addr == 0 {
return "(null)".to_owned();
}
format!("{} @ {:#010X}", entity_type_name(addr), addr)
}
// ---------------------------------------------------------------------------
// Game-memory helpers (all unsafe — call from the UI update function only)
// ---------------------------------------------------------------------------
/// Returns a pointer to DDGame, or None if not in-game.
unsafe fn get_ddgame() -> Option<*const DDGame> {
let ptr = game_session::get_ddgame();
if ptr.is_null() {
None
} else {
Some(ptr)
}
}
/// Unlock all weapons: set ammo to unlimited (-1) and delays to 0 for all teams.
unsafe fn cheat_unlock_all_weapons() {
let Some(ddgame) = get_ddgame() else {
log::push("[Cheats] Not in game");
return;
};
let ddgame = ddgame as *mut DDGame;
let arena = &mut (*ddgame).team_arena;
for team in &mut arena.weapon_slots.teams {
for ammo in &mut team.ammo {
*ammo = -1; // unlimited
}
for delay in &mut team.delay {
*delay = 0; // no delay
}
}
log::push("[Cheats] All weapons unlocked (infinite ammo, no delays)");
}
/// Read child task pointers from a CTask's children array.
///
/// The array is **sparse**: slots are nulled when a child is removed rather than
/// compacted. `children_watermark` is the insertion counter (loop upper bound used
/// by CTask::HandleMessage), not the live-child count. We return all slots up to
/// that bound so the caller can filter nulls and display the live set.
unsafe fn read_children(task: *const CTask) -> Vec<u32> {
let slots = (*task).children_watermark as usize;
let data = (*task).children_data as *const u32;
if data.is_null() || slots == 0 {
return Vec::new();
}
// Hard safety cap: 4096 slots × 4 bytes = 16 KB max read
let slots = slots.min(4096);
(0..slots).map(|i| *data.add(i)).collect()
}
// ---------------------------------------------------------------------------
// Live entity snapshot (built once per frame via full task-tree traversal)
// ---------------------------------------------------------------------------
/// Walk up parent pointers from `start` to find the root task (no parent).
/// Returns None if task_land is null or the chain doesn't terminate within
/// MAX_DEPTH steps (guard against corrupt/circular pointers).
unsafe fn find_root_task(ddgame: *const DDGame) -> Option<u32> {
let task_land = (*ddgame).task_land as u32;
if task_land == 0 {
return None;
}
let mut current = task_land;
for _ in 0..64 {
let parent = (*(current as *const CTask)).parent as u32;
if parent == 0 {
return Some(current);
}
current = parent;
}
None // chain didn't terminate — corrupt data
}
/// DFS the task tree from `root`, returning (vtable, addr) for every node.
/// A visited set prevents infinite loops from corrupt/circular pointers.
unsafe fn collect_task_tree(root: u32) -> Vec<(u32, u32)> {
let mut out = Vec::new();
let mut stack = vec![root];
let mut visited = std::collections::HashSet::new();
while let Some(addr) = stack.pop() {
if addr == 0 || !visited.insert(addr) {
continue;
}
let vtable = *(addr as *const u32);
out.push((vtable, addr));
for child in read_children(addr as *const CTask) {
if child != 0 {
stack.push(child);
}
}
}
out
}
unsafe fn collect_live_entities() -> Vec<(u32, u32)> {
let Some(ddgame) = get_ddgame() else {
return Vec::new();
};
let Some(root) = find_root_task(ddgame) else {
return Vec::new();
};
collect_task_tree(root)
}
// ---------------------------------------------------------------------------
// DebugApp
// ---------------------------------------------------------------------------
pub struct DebugApp {
/// Currently selected entity address for the struct inspector.
selected_entity: Option<u32>,
/// Navigation history — addresses we came from (supports ← Back).
nav_history: Vec<u32>,
/// Whether the log panel should auto-scroll to the bottom.
log_auto_scroll: bool,
/// Show transient entities (sea bubbles, etc.) in the census.
show_transient: bool,
}
impl Default for DebugApp {
fn default() -> Self {
Self {
selected_entity: None,
nav_history: Vec::new(),
log_auto_scroll: true,
show_transient: false,
}
}
}
impl DebugApp {
/// Navigate to `addr`, pushing the current selection onto the history stack.
fn navigate_to(&mut self, addr: u32) {
if let Some(cur) = self.selected_entity {
if cur != addr {
self.nav_history.push(cur);
}
}
self.selected_entity = Some(addr);
}
/// Navigate back to the previous address, if any.
fn navigate_back(&mut self) {
if let Some(prev) = self.nav_history.pop() {
self.selected_entity = Some(prev);
}
}
}
impl eframe::App for DebugApp {
fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
// Repaint at ~30 fps so the display stays live.
ctx.request_repaint_after(std::time::Duration::from_millis(33));
// Build the live entity snapshot for this frame and prune any stale
// selections before rendering — prevents UAF crashes when an entity is
// destroyed (match ended, worm died, etc.) while it is being inspected.
let live_entities = unsafe { collect_live_entities() };
let live_addrs: std::collections::HashSet<u32> =
live_entities.iter().map(|&(_, a)| a).collect();
if let Some(addr) = self.selected_entity {
if addr != 0 && !live_addrs.contains(&addr) {
self.selected_entity = None;
self.nav_history.clear();
}
}
self.nav_history.retain(|a| live_addrs.contains(a));
egui::TopBottomPanel::top("toolbar").show(ctx, |ui| {
egui::menu::bar(ui, |ui| {
ui.menu_button("Cheats", |ui| {
if ui.button("Unlock all weapons").clicked() {
unsafe { cheat_unlock_all_weapons() };
ui.close_menu();
}
});
});
ui.horizontal(|ui| {
ui.checkbox(&mut self.show_transient, "Show transient");
});
});
egui::SidePanel::right("inspector_panel")
.min_width(260.0)
.default_width(300.0)
.show(ctx, |ui| {
let mut navigate_to: Option<u32> = None;
let mut go_back = false;
self.show_inspector(ui, &mut navigate_to, &mut go_back);
if go_back {
self.navigate_back();
}
if let Some(addr) = navigate_to {
self.navigate_to(addr);
}
});
egui::TopBottomPanel::bottom("log_panel")
.min_height(140.0)
.default_height(160.0)
.show(ctx, |ui| {
self.show_log(ui);
});
egui::CentralPanel::default().show(ctx, |ui| {
let mut navigate_to: Option<u32> = None;
self.show_census(ui, &live_entities, &mut navigate_to);
if let Some(addr) = navigate_to {
self.navigate_to(addr);
}
});
}
}
// ---------------------------------------------------------------------------
// Panel: Entity Census
// ---------------------------------------------------------------------------
impl DebugApp {
fn show_census(
&mut self,
ui: &mut egui::Ui,
rows: &[(u32, u32)],
navigate_to: &mut Option<u32>,
) {
ui.heading("Entity Census");
if rows.is_empty() {
ui.colored_label(egui::Color32::YELLOW, "No game session — waiting...");
return;
}
let visible: Vec<&(u32, u32)> = if self.show_transient {
rows.iter().collect()
} else {
rows.iter()
.filter(|&&(vtable, _)| !TRANSIENT_VTABLES.iter().any(|&t| rb(t) == vtable))
.collect()
};
if visible.len() == rows.len() {
ui.label(format!("{} entities", rows.len()));
} else {
ui.label(format!(
"{} entities ({} hidden transient)",
visible.len(),
rows.len() - visible.len()
));
}
ui.separator();
egui::ScrollArea::vertical()
.auto_shrink([false, false])
.show(ui, |ui| {
egui::Grid::new("census_grid")
.striped(true)
.num_columns(3)
.min_col_width(60.0)
.show(ui, |ui| {
ui.strong("Type");
ui.strong("Address");
ui.strong("Vtable");
ui.end_row();
for &&(vtable, entity) in &visible {
let name = unsafe { entity_type_name(entity) };
let is_selected = self.selected_entity == Some(entity);
if ui.selectable_label(is_selected, name).clicked() {
*navigate_to = Some(entity);
}
ui.label(format!("{:#010X}", entity));
ui.label(format!("{:#010X}", vtable));
ui.end_row();
}
});
});
}
}
// ---------------------------------------------------------------------------
// Raw field viewer for CGameTask-derived types
// ---------------------------------------------------------------------------
/// CGameTask field labels for the base class region (0x00..0xFC).
/// Display all DWORDs of a CGameTask-derived entity with labelled fields.
///
/// Field names are resolved from the global registry via inheritance-aware
/// lookup (entity → CGameTask → CTask). No hardcoded label tables needed.
unsafe fn show_game_task_raw_fields(
ui: &mut egui::Ui,
addr: u32,
type_name: &str,
total_size: usize,
) {
let base = addr as *const u32;
let delta = rb(va::IMAGE_BASE).wrapping_sub(va::IMAGE_BASE);
// Sections: CTask base, CGameTask unknowns, pos/speed, more unknowns, emitter,
// then type-specific in 0x80-byte chunks to keep each section manageable.
let mut sections: Vec<(usize, usize, String)> = vec![
(0x000, 0x030, "CTask base".into()),
(0x030, 0x084, "CGameTask +0x30".into()),
(0x084, 0x098, "pos / speed / angle".into()),
(0x098, 0x0E8, "CGameTask +0x98".into()),
(0x0E8, 0x0FC, "SoundEmitter".into()),
];
// Split type-specific region into chunks of 0x80 bytes
let mut chunk_start = 0x0FC;
while chunk_start < total_size {
let chunk_end = (chunk_start + 0x80).min(total_size);
sections.push((
chunk_start,
chunk_end,
format!("{} +0x{:03X}..0x{:03X}", type_name, chunk_start, chunk_end),
));
chunk_start = chunk_end;
}
for (start, end, section_name) in §ions {
let (start, end) = (*start, *end);
if start >= total_size {
break;
}
let end = end.min(total_size);
let header = format!("{} (0x{:03X}..0x{:03X})", section_name, start, end);
let default_open = false;
egui::CollapsingHeader::new(header)
.id_source(format!("{}_{}_{:03X}", type_name, addr, start))
.default_open(default_open)
.show(ui, |ui| {
egui::Grid::new(format!("raw_{}_{}_{:03X}", type_name, addr, start))
.striped(true)
.num_columns(4)
.show(ui, |ui| {
ui.strong("Offset");
ui.strong("Value");
ui.strong("Field");
ui.strong("Points to");
ui.end_row();
let dwords = (end - start) / 4;
for i in 0..dwords {
let off = start + i * 4;
let val = *base.add(off / 4);
let field_name = registry::field_at_inherited(type_name, off as u32)
.map(|f| f.name)
.unwrap_or("");
ui.label(format!("+0x{:03X}", off));
ui.label(format!("{:#010X} ({})", val, val as i32));
ui.label(field_name);
// Pointer identification via registry
use openwa_core::mem;
let ptr_label = if val >= 0x10000 {
mem::identify_pointer(val, delta).and_then(|id| id.name)
} else {
None
};
if let Some(label) = ptr_label {
ui.colored_label(egui::Color32::LIGHT_BLUE, format!("→ {}", label));
} else {
ui.label("");
}
ui.end_row();
}
});
});
}
}
// ---------------------------------------------------------------------------
// Panel: Struct Inspector
// ---------------------------------------------------------------------------
impl DebugApp {
fn show_inspector(
&mut self,
ui: &mut egui::Ui,
navigate_to: &mut Option<u32>,
go_back: &mut bool,
) {
// Navigation bar
ui.horizontal(|ui| {
ui.heading("Inspector");
ui.add_space(8.0);
if ui
.add_enabled(!self.nav_history.is_empty(), egui::Button::new("← Back"))
.clicked()
{
*go_back = true;
}
if !self.nav_history.is_empty() {
ui.weak(format!("({} deep)", self.nav_history.len()));
}
});
let Some(addr) = self.selected_entity else {
ui.colored_label(egui::Color32::GRAY, "Select an entity in the census.");
return;
};
if addr == 0 {
ui.label("(null entity)");
return;
}
egui::ScrollArea::vertical()
.auto_shrink([false, false])
.show(ui, |ui| {
unsafe {
let vtable = *(addr as *const u32);
let name = entity_type_name(addr);
ui.label(format!("Entity: {:#010X}", addr));
ui.label(format!("Type: {}", name));
ui.label(format!("Vtable: {:#010X}", vtable));
ui.separator();
let task = addr as *const CTask;
// --- CTask base ---
egui::CollapsingHeader::new("CTask base")
.default_open(true)
.show(ui, |ui| {
egui::Grid::new("ctask_grid").striped(true).show(ui, |ui| {
// Parent — clickable link
let parent = (*task).parent as u32;
ui.label("parent");
if parent != 0 {
if ui.link(entity_label(parent)).clicked() {
*navigate_to = Some(parent);
}
} else {
ui.label("(none)");
}
ui.end_row();
// children_watermark = total insertions (sparse array); live = non-null slots
ui.label("child slots");
ui.label(format!(
"{} watermark / {} cap",
(*task).children_watermark,
(*task).children_capacity
));
ui.end_row();
ui.label("class_type");
ui.label(format!("{:?}", (*task).class_type));
ui.end_row();
});
});
// --- Children tree ---
// read_children returns all slots (sparse); filter nulls for live count.
let children = read_children(task);
let live_count = children.iter().filter(|&&a| a != 0).count();
let slot_count = (*task).children_watermark as usize;
if live_count > 0 || slot_count > 0 {
egui::CollapsingHeader::new(format!(
"Children ({} live / {} slots)",
live_count, slot_count
))
.default_open(true)
.show(ui, |ui| {
for child_addr in &children {
let child_addr = *child_addr;
if child_addr == 0 {
continue;
}
let child_name = entity_type_name(child_addr);
// Expand inline if the child itself has children
let child_task = child_addr as *const CTask;
let grandchildren = read_children(child_task);
let grandchild_count =
grandchildren.iter().filter(|&&a| a != 0).count();
if grandchild_count > 0 {
// Show as a sub-collapsing header with its own children
let header_label = format!(
"{} @ {:#010X} ({} children)",
child_name, child_addr, grandchild_count
);
egui::CollapsingHeader::new(&header_label)
.id_source(child_addr)
.default_open(false)
.show(ui, |ui| {
// Link to inspect this child in detail
if ui.link("→ Inspect").clicked() {
*navigate_to = Some(child_addr);
}
// Show grandchildren
for gc_addr in &grandchildren {
let gc_addr = *gc_addr;
if gc_addr == 0 {
continue;
}
if ui.link(entity_label(gc_addr)).clicked() {
*navigate_to = Some(gc_addr);
}
}
});
} else {
// Leaf child — single clickable link
let label = format!(" {} @ {:#010X}", child_name, child_addr);
if ui.link(label).clicked() {
*navigate_to = Some(child_addr);
}
}
}
});
}
// --- CTaskMine-specific fields ---
if name == "CTaskMine" {
show_game_task_raw_fields(ui, addr, "CTaskMine", 0x128);
}
// --- CTaskOilDrum-specific fields ---
if name == "CTaskOilDrum" {
show_game_task_raw_fields(ui, addr, "CTaskOilDrum", 0x110);
}
// --- CTaskCrate-specific fields ---
if name == "CTaskCrate" {
show_game_task_raw_fields(ui, addr, "CTaskCrate", 0x4B0);
}
// --- CTaskCloud-specific fields ---
if name == "CTaskCloud" {
let cloud = addr as *const CTaskCloud;
egui::CollapsingHeader::new("CTaskCloud")
.default_open(true)
.show(ui, |ui| {
egui::Grid::new("cloud_grid").striped(true).show(ui, |ui| {
ui.label("pos_x");
ui.label(format!("{:.1}", (*cloud).pos_x.to_f32()));
ui.end_row();
ui.label("anim_phase");
ui.label(format!("{:.1}", (*cloud).anim_phase.to_f32()));
ui.end_row();
ui.label("vel_x");
ui.label(format!("{:.4}", (*cloud).vel_x.to_f32()));
ui.end_row();
ui.label("phase_speed");
ui.label(format!("{:.4}", (*cloud).phase_speed.to_f32()));
ui.end_row();
ui.label("wind_accel");
ui.label(format!("{:.4}", (*cloud).wind_accel.to_f32()));
ui.end_row();
ui.label("wind_target");
ui.label(format!("{:.4}", (*cloud).wind_target.to_f32()));
ui.end_row();
ui.label("layer_depth");
ui.label(format!("{:.1}", (*cloud).layer_depth.to_f32()));
ui.end_row();
ui.label("sprite_id");
ui.label(format!("{:#06X}", (*cloud).sprite_id));
ui.end_row();
});
});
}
// --- CTaskTurnGame-specific fields ---
if name == "CTaskTurnGame" {
let tg = addr as *const CTaskTurnGame;
egui::CollapsingHeader::new("CTaskTurnGame")
.default_open(true)
.show(ui, |ui| {
egui::Grid::new("tg_grid").striped(true).show(ui, |ui| {
ui.label("current_team");
ui.label(format!("{}", (*tg).current_team));
ui.end_row();
ui.label("current_worm");
ui.label(format!("{}", (*tg).current_worm));
ui.end_row();
ui.label("arena_team");
ui.label(format!("{}", (*tg).arena_team));
ui.end_row();
ui.label("arena_worm");
ui.label(format!("{}", (*tg).arena_worm));
ui.end_row();
ui.label("worm_active");
ui.label(format!("{}", (*tg).worm_active != 0));
ui.end_row();
ui.label("turn_ended");
ui.label(format!("{}", (*tg).turn_ended != 0));
ui.end_row();
ui.label("no_time_lim");
ui.label(format!("{}", (*tg).no_time_limit != 0));
ui.end_row();
ui.label("turn_timer");
ui.label(format!("{:.1}s", (*tg).turn_timer as f32 / 1000.0));
ui.end_row();
ui.label("retreat");
ui.label(format!(
"{:.1}s",
(*tg).retreat_timer as f32 / 1000.0
));
ui.end_row();
ui.label("idle_timer");
ui.label(format!("{:.1}s", (*tg).idle_timer as f32 / 1000.0));
ui.end_row();
ui.label("num_teams");
ui.label(format!("{}", (*tg).num_teams));
ui.end_row();
ui.label("active_frm");
ui.label(format!("{}", (*tg).active_worm_frames));
ui.end_row();
ui.label("retreat_frm");
ui.label(format!("{}", (*tg).retreat_frames));
ui.end_row();
});
});
let ctx = &(*tg).game_ctx as *const TurnGameCtx;
egui::CollapsingHeader::new("TurnGameCtx (+0x30)")
.default_open(false)
.show(ui, |ui| {
egui::Grid::new("ctx_grid").striped(true).show(ui, |ui| {
ui.label("land_height");
ui.label(format!("{:.1}", (*ctx).land_height.to_f32()));
ui.end_row();
ui.label("land_height_2");
ui.label(format!("{:.1}", (*ctx).land_height_2.to_f32()));
ui.end_row();
ui.label("sentinel_18");
ui.label(format!("{}", (*ctx)._sentinel_18));
ui.end_row();
ui.label("sentinel_28");
ui.label(format!("{}", (*ctx)._sentinel_28));
ui.end_row();
ui.label("sentinel_38");
ui.label(format!("{}", (*ctx)._sentinel_38));
ui.end_row();
ui.label("team_count");
ui.label(format!("{}", (*ctx).team_count));
ui.end_row();
ui.label("_slot_d0");
ui.label(format!("{}", (*ctx)._slot_d0));
ui.end_row();
let ta = (*ctx)._hud_textbox_a;
let tb = (*ctx)._hud_textbox_b;
ui.label("hud_tb_a");
ui.label(if ta == 0 {
"(null)".into()
} else {
format!("{:#010X}", ta)
});
ui.end_row();
ui.label("hud_tb_b");
ui.label(if tb == 0 {
"(null)".into()
} else {
format!("{:#010X}", tb)
});
ui.end_row();
});
});
}
// --- CTaskTeam-specific fields ---
if name == "CTaskTeam" {
let team = addr as *const CTaskTeam;
egui::CollapsingHeader::new("CTaskTeam")
.default_open(true)
.show(ui, |ui| {
egui::Grid::new("team_grid").striped(true).show(ui, |ui| {
ui.label("team_index");
ui.label(format!("{}", (*team).team_index));
ui.end_row();
ui.label("alive_worms");
ui.label(format!("{}", (*team).alive_worm_count));
ui.end_row();
ui.label("worm_count");
ui.label(format!("{}", (*team).worm_count));
ui.end_row();
ui.label("last_weapon");
ui.label(format!("{}", (*team).last_launched_weapon));
ui.end_row();
ui.label("pos_x");
ui.label(format!("{:.2}", (*team).pos_x.to_f32()));
ui.end_row();
ui.label("pos_y");
ui.label(format!("{:.2}", (*team).pos_y.to_f32()));
ui.end_row();
});
});
}
// --- CTaskFire-specific fields ---
if name == "CTaskFire" {
let fire = addr as *const CTaskFire;
egui::CollapsingHeader::new("CTaskFire")
.default_open(true)
.show(ui, |ui| {
egui::Grid::new("fire_grid").striped(true).show(ui, |ui| {
ui.label("spawn_x");
ui.label(format!("{:.1}", (*fire).spawn_x.to_f32()));
ui.end_row();
ui.label("spawn_y");
ui.label(format!("{:.1}", (*fire).spawn_y.to_f32()));
ui.end_row();
ui.label("timer");
ui.label(format!("{}", (*fire).timer));
ui.end_row();
ui.label("burn_rate");
ui.label(format!("{}", (*fire).burn_rate));
ui.end_row();
ui.label("spread_ctr");
ui.label(format!("{}", (*fire).spread_counter));
ui.end_row();
ui.label("lifetime");
ui.label(format!("{}", (*fire).lifetime));
ui.end_row();
ui.label("slot_index");
ui.label(format!("{}", (*fire).slot_index));
ui.end_row();
});
});
}
// --- CTaskWorm-specific fields ---
if name == "CTaskWorm"
|| (*task).class_type == openwa_core::game::ClassType::Worm
{
// Summary header with key info
let worm = addr as *const CTaskWorm;
let name_bytes = &(*worm).worm_name;
let nul = name_bytes
.iter()
.position(|&b| b == 0)
.unwrap_or(name_bytes.len());
let worm_name = std::str::from_utf8(&name_bytes[..nul]).unwrap_or("?");
ui.label(format!(
"Worm: \"{}\" state={:#04X} team={} idx={}",
worm_name,
(*worm).state(),
(*worm).team_index,
(*worm).worm_index
));
ui.separator();
show_game_task_raw_fields(ui, addr, "CTaskWorm", 0x3FC);
}
// --- CTaskMissile-specific fields ---
if name == "CTaskMissile" {
use openwa_core::task::CTaskMissile;
let m = &*(addr as *const CTaskMissile);
ui.label(format!(
"Missile: type={:?} slot={} homing={} dir={}",
m.missile_type(),
m.slot_id,
m.homing_enabled,
m.direction
));
ui.separator();
show_game_task_raw_fields(ui, addr, "CTaskMissile", 0x41C);
}
}
});
}
}
// ---------------------------------------------------------------------------
// Panel: Log Stream
// ---------------------------------------------------------------------------
impl DebugApp {
fn show_log(&mut self, ui: &mut egui::Ui) {
ui.horizontal(|ui| {
ui.heading("Log");
ui.checkbox(&mut self.log_auto_scroll, "auto-scroll");
if ui.button("Clear").clicked() {
log::clear();
}
});
ui.separator();
let entries = log::snapshot(200);
egui::ScrollArea::vertical()
.auto_shrink([false; 2])
.stick_to_bottom(self.log_auto_scroll)
.show(ui, |ui| {
for (ts, text) in &entries {
let elapsed = ts.elapsed().as_secs_f32();
let color = if elapsed < 1.0 {
egui::Color32::WHITE
} else if elapsed < 5.0 {
egui::Color32::LIGHT_GRAY
} else {
egui::Color32::GRAY
};
ui.colored_label(color, text);
}
});
}
}
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