Add support for profiling using tracy

src/backend/kms/mod.rs

@@ -1153,6 +1153,7 @@ fn get_surface_dmabuf_feedback(
 }
 
 impl Surface {
+    #[profiling::function]
     pub fn render_output(
         &mut self,
         api: &mut GpuManager<GbmGlesBackend<GlowRenderer, DrmDeviceFd>>,
@@ -1359,6 +1360,7 @@ impl KmsState {
         self.session.change_vt(num).map_err(Into::into)
     }
 
+    #[profiling::function]
     pub fn apply_config_for_output(
         &mut self,
         output: &Output,
@@ -1587,6 +1589,7 @@ impl KmsState {
         Err(last_err)
     }
 
+    #[profiling::function]
     pub fn schedule_render(
         &mut self,
         loop_handle: &LoopHandle<'_, State>,
@@ -1626,6 +1629,7 @@ impl KmsState {
                         )
                     },
                     move |_time, _, state| {
+                        profiling::scope!("render_timer");
                         let backend = state.backend.kms();
                         let (mut device, mut other) = backend
                             .devices
@@ -1666,6 +1670,8 @@ impl KmsState {
                                 )
                             };
 
+                            profiling::finish_frame!();
+
                             match result {
                                 Ok(_) => {
                                     trace!(?crtc, "Frame pending");

src/backend/render/cursor.rs

@@ -184,6 +184,7 @@ where
     )
 }
 
+#[profiling::function]
 pub fn draw_dnd_icon<R>(
     renderer: &mut R,
     surface: &wl_surface::WlSurface,
@@ -301,6 +302,7 @@ impl Default for CursorState {
     }
 }
 
+#[profiling::function]
 pub fn draw_cursor<R>(
     renderer: &mut R,
     seat: &Seat<State>,

src/backend/render/mod.rs

@@ -389,6 +389,7 @@ pub enum CursorMode {
     All,
 }
 
+#[profiling::function]
 pub fn cursor_elements<'frame, E, R>(
     renderer: &mut R,
     state: &Common,
@@ -464,6 +465,7 @@ where
     elements
 }
 
+#[profiling::function]
 pub fn workspace_elements<R>(
     _gpu: Option<&DrmNode>,
     renderer: &mut R,
@@ -965,6 +967,7 @@ where
     }
 }
 
+#[profiling::function]
 pub fn render_output<R, Target, OffTarget, Source>(
     gpu: Option<&DrmNode>,
     renderer: &mut R,
@@ -1020,6 +1023,7 @@ where
     result
 }
 
+#[profiling::function]
 pub fn render_workspace<R, Target, OffTarget, Source>(
     gpu: Option<&DrmNode>,
     renderer: &mut R,

src/backend/winit.rs

@@ -51,6 +51,7 @@ pub struct WinitState {
 }
 
 impl WinitState {
+    #[profiling::function]
     pub fn render_output(&mut self, state: &mut Common) -> Result<()> {
         self.backend
             .bind()
@@ -197,6 +198,7 @@ pub fn init_backend(
                     error!(?err, "Failed to render frame.");
                     render_ping.ping();
                 }
+                profiling::finish_frame!();
             })
             .map_err(|_| anyhow::anyhow!("Failed to init eventloop timer for winit"))?,
     );