fix(perf): eliminate redundant terminal wake work (#2962)

* fix(perf): eliminate redundant terminal wake work

* fix(perf): harden release benchmark gate

* test(perf): strengthen performance guardrails

6 files changed, 29 insertions, 23 deletions

diff --git a/src/app/actions.rs b/src/app/actions.rs
index d6e264f5..a45687b4 100644
--- a/src/app/actions.rs
+++ b/src/app/actions.rs
@@ -2175,10 +2175,7 @@ impl AppState {
         else {
             return false;
         };
-        if rt
-            .input_state()
-            .is_some_and(crate::pane::InputState::mouse_reporting_enabled)
-        {
+        if rt.mouse_reporting_enabled() {
             return false;
         }
 
diff --git a/src/app/api_helpers.rs b/src/app/api_helpers.rs
index 95224b9f..a224938d 100644
--- a/src/app/api_helpers.rs
+++ b/src/app/api_helpers.rs
@@ -23,10 +23,7 @@ fn normalize_api_key_alias(key: &str) -> &str {
 }
 
 pub(super) fn encode_api_text(runtime: &crate::terminal::TerminalRuntime, text: &str) -> Vec<u8> {
-    let bracketed = runtime
-        .input_state()
-        .map(|state| state.bracketed_paste)
-        .unwrap_or(false);
+    let bracketed = runtime.bracketed_paste_enabled();
     if bracketed {
         format!("\x1b[200~{text}\x1b[201~").into_bytes()
     } else {
diff --git a/src/app/input/mouse.rs b/src/app/input/mouse.rs
index 3066c2a4..3c6c86f4 100644
--- a/src/app/input/mouse.rs
+++ b/src/app/input/mouse.rs
@@ -1761,9 +1761,7 @@ impl AppState {
         let Some(host) = self.host_mouse_pixels else {
             return Some(cell);
         };
-        let wants_pixels = runtime.input_state().is_some_and(|state| {
-            state.mouse_protocol_encoding == crate::input::MouseProtocolEncoding::SgrPixels
-        });
+        let wants_pixels = runtime.sgr_pixel_mouse_enabled();
         if !wants_pixels {
             return Some(cell);
         }
diff --git a/src/app/input/terminal.rs b/src/app/input/terminal.rs
index e5b40a74..6b3d3537 100644
--- a/src/app/input/terminal.rs
+++ b/src/app/input/terminal.rs
@@ -154,8 +154,8 @@ impl App {
         if matches!(key_event.code, KeyCode::PageUp | KeyCode::PageDown)
             && key_event.modifiers.is_empty()
         {
-            if let Some(input_state) = rt.input_state() {
-                if input_state.plain_page_keys_use_host_scrollback() {
+            if let Some(host_scroll) = rt.plain_page_keys_use_host_scrollback() {
+                if host_scroll {
                     if key_event.kind == crossterm::event::KeyEventKind::Release {
                         return None;
                     }
@@ -282,14 +282,7 @@ impl App {
             None
         };
 
-        runtime.is_some_and(|runtime| {
-            let protocol = runtime.keyboard_protocol();
-            protocol.reports_all_keys()
-                || (protocol.reports_event_types()
-                    && runtime
-                        .input_state()
-                        .is_some_and(|state| state.modify_other_keys))
-        })
+        runtime.is_some_and(crate::terminal::TerminalRuntime::keyboard_report_all_requested)
     }
 
     fn terminal_input_runtime(
diff --git a/src/app/mod.rs b/src/app/mod.rs
index 75568990..85ad4fa3 100644
--- a/src/app/mod.rs
+++ b/src/app/mod.rs
@@ -1065,6 +1065,8 @@ impl App {
             }
 
             let now = Instant::now();
+            self.render_dirty
+                .set_immediate_pty_sources(self.state.app_surface_pane_ids());
             self.sync_host_mouse_capture(&mut host_mouse_capture_active)?;
             self.sync_host_keyboard_report_all(&mut host_keyboard_report_all_active)?;
 
diff --git a/src/app/state.rs b/src/app/state.rs
index b8205451..d9dcfc9d 100644
--- a/src/app/state.rs
+++ b/src/app/state.rs
@@ -1614,6 +1614,26 @@ impl AppState {
         section == SettingsSection::Integrations && self.integration_updates_available()
     }
 
+    pub(crate) fn app_surface_pane_ids(&self) -> std::collections::HashSet<PaneId> {
+        let mut pane_ids = std::collections::HashSet::new();
+        if let Some(popup) = &self.popup_pane {
+            pane_ids.insert(popup.pane_id);
+        }
+        let Some(tab) = self
+            .active
+            .and_then(|ws_idx| self.workspaces.get(ws_idx))
+            .and_then(crate::workspace::Workspace::active_tab)
+        else {
+            return pane_ids;
+        };
+        if tab.zoomed {
+            pane_ids.insert(tab.layout.focused());
+        } else {
+            pane_ids.extend(tab.panes.keys().copied());
+        }
+        pane_ids
+    }
+
     pub(crate) fn focused_pane_requests_mouse_capture_from(
         &self,
         terminal_runtimes: &crate::terminal::TerminalRuntimeRegistry,
@@ -1622,8 +1642,7 @@ impl AppState {
             && self
                 .active
                 .and_then(|idx| self.focused_runtime_in_workspace(terminal_runtimes, idx))
-                .and_then(crate::terminal::TerminalRuntime::input_state)
-                .is_some_and(crate::pane::InputState::mouse_reporting_enabled)
+                .is_some_and(crate::terminal::TerminalRuntime::mouse_reporting_enabled)
     }
 
     pub(crate) fn should_capture_host_mouse_from(