render: remove on_output

src/backends/metal/video.rs

@@ -364,8 +364,7 @@ impl MetalConnector {
                     &*node,
                     &self.state,
                     Some(node.global.pos.get()),
-                    true,
-                    &mut rr,
+                    Some(&mut rr),
                     node.preferred_scale.get(),
                     !self.cursor_enabled.get(),
                 );

src/backends/x.rs

@@ -727,8 +727,7 @@ impl XBackend {
                 &*node,
                 &self.state,
                 Some(node.global.pos.get()),
-                true,
-                rr.deref_mut(),
+                Some(rr.deref_mut()),
                 node.preferred_scale.get(),
                 true,
             );

src/gfx_api.rs

@@ -143,8 +143,7 @@ pub trait GfxFramebuffer: Debug {
         node: &dyn Node,
         state: &State,
         cursor_rect: Option<Rect>,
-        on_output: bool,
-        result: &mut RenderResult,
+        result: Option<&mut RenderResult>,
         scale: Scale,
         render_hardware_cursor: bool,
     );

src/gfx_apis/gl/renderer/framebuffer.rs

@@ -78,8 +78,7 @@ impl Framebuffer {
                 scalef: 1.0,
             },
             state,
-            on_output: false,
-            result: &mut RenderResult::default(),
+            result: None,
             logical_extents: extents,
             physical_extents: extents,
         };
@@ -166,8 +165,7 @@ impl Framebuffer {
         node: &dyn Node,
         state: &State,
         cursor_rect: Option<Rect>,
-        on_output: bool,
-        result: &mut RenderResult,
+        result: Option<&mut RenderResult>,
         scale: Scale,
         render_hardware_cursor: bool,
     ) {
@@ -181,7 +179,6 @@ impl Framebuffer {
                 scalef: scale.to_f64(),
             },
             state,
-            on_output,
             result,
             logical_extents: node.node_absolute_position().at_point(0, 0),
             physical_extents: Rect::new(0, 0, self.gl.width, self.gl.height).unwrap(),
@@ -231,7 +228,6 @@ impl Framebuffer {
     pub fn render_hardware_cursor(&self, cursor: &dyn Cursor, state: &State, scale: Scale) {
         let mut ops = self.ctx.gfx_ops.borrow_mut();
         ops.clear();
-        let mut res = RenderResult::default();
         let mut renderer = Renderer {
             base: RendererBase {
                 ops: &mut ops,
@@ -240,8 +236,7 @@ impl Framebuffer {
                 scalef: scale.to_f64(),
             },
             state,
-            on_output: false,
-            result: &mut res,
+            result: None,
             logical_extents: Rect::new_empty(0, 0),
             physical_extents: Rect::new(0, 0, self.gl.width, self.gl.height).unwrap(),
         };
@@ -308,8 +303,7 @@ impl GfxFramebuffer for Framebuffer {
         node: &dyn Node,
         state: &State,
         cursor_rect: Option<Rect>,
-        on_output: bool,
-        result: &mut RenderResult,
+        result: Option<&mut RenderResult>,
         scale: Scale,
         render_hardware_cursor: bool,
     ) {
@@ -317,7 +311,6 @@ impl GfxFramebuffer for Framebuffer {
             node,
             state,
             cursor_rect,
-            on_output,
             result,
             scale,
             render_hardware_cursor,

src/renderer.rs

@@ -45,8 +45,7 @@ impl Debug for RenderResult {
 pub struct Renderer<'a> {
     pub base: RendererBase<'a>,
     pub state: &'a State,
-    pub on_output: bool,
-    pub result: &'a mut RenderResult,
+    pub result: Option<&'a mut RenderResult>,
     pub logical_extents: Rect,
     pub physical_extents: Rect,
 }
@@ -367,14 +366,14 @@ impl Renderer<'_> {
         } else {
             self.render_buffer(&buffer, x, y, *tpoints, size, max_width, max_height);
         }
-        if self.on_output {
+        if let Some(result) = self.result.as_deref_mut() {
             {
                 let mut fr = surface.frame_requests.borrow_mut();
-                self.result.frame_requests.extend(fr.drain(..));
+                result.frame_requests.extend(fr.drain(..));
             }
             {
                 let mut fbs = surface.presentation_feedback.borrow_mut();
-                self.result.presentation_feedbacks.extend(fbs.drain(..));
+                result.presentation_feedbacks.extend(fbs.drain(..));
             }
         }
     }

src/screenshoter.rs

@@ -59,8 +59,7 @@ pub fn take_screenshot(state: &State) -> Result<Screenshot, ScreenshooterError>
         state.root.deref(),
         state,
         Some(state.root.extents.get()),
-        false,
-        &mut Default::default(),
+        None,
         Scale::from_int(1),
         true,
     );