try to fix borrow issue with custom paint

crates/yakui-app/src/lib.rs

@@ -178,7 +178,9 @@ impl Graphics {
 
         let clear = encoder.finish();
 
-        let paint_yak = self.renderer.paint(yak, &self.device, &self.queue, surface);
+        let paint_yak =
+            self.renderer
+                .paint::<(), ()>(yak, &self.device, &self.queue, surface, &mut ());
 
         self.queue.submit([clear, paint_yak]);
         output.present();

crates/yakui-core/src/paint/layers.rs

@@ -1,4 +1,4 @@
-use std::{any::Any, ops::Deref};
+use std::ops::Deref;
 
 use super::PaintCall;
 
@@ -7,7 +7,7 @@ use super::PaintCall;
 #[non_exhaustive]
 pub struct PaintLayer {
     /// The draw calls that can be used to paint this layer.
-    pub calls: Vec<PaintCall<dyn Any, dyn Any>>,
+    pub calls: Vec<PaintCall>,
 }
 
 impl PaintLayer {

crates/yakui-core/src/paint/primitives.rs

@@ -1,3 +1,5 @@
+use std::any::Any;
+
 use glam::{Vec2, Vec4};
 
 use crate::geometry::Rect;
@@ -31,16 +33,15 @@ where
 
 #[derive(Debug)]
 #[allow(missing_docs)]
-pub enum PaintCall<S: ?Sized, D: ?Sized> {
+pub enum PaintCall {
     Yakui(YakuiPaintCall),
-    Custom(CustomPaintCall<S, D>),
+    Custom(CustomPaintCall),
 }
 
 #[derive(Debug)]
 #[allow(missing_docs)]
-pub struct CustomPaintCall<S: ?Sized, D: ?Sized> {
-    pub setup: Box<S>,
-    pub draw: Box<D>,
+pub struct CustomPaintCall {
+    pub callback: Box<dyn Any>,
 }
 
 #[derive(Debug)]

crates/yakui-to-image/src/graphics.rs

@@ -44,7 +44,7 @@ impl Graphics {
     pub fn paint(
         &self,
         yak: &mut yakui_core::Yakui,
-        yak_renderer: &mut yakui_wgpu::YakuiWgpu,
+        yak_renderer: &mut yakui_wgpu::YakuiWgpu<()>,
     ) -> RgbaImage {
         let viewport = yak.layout_dom().unscaled_viewport();
         let size = wgpu::Extent3d {
@@ -103,8 +103,11 @@ impl Graphics {
             sample_count: 1,
             color_attachment: &view,
             resolve_target: None,
+            depth_format: None,
+            depth_attachment: None,
+            depth_load_op: None,
         };
-        let paint_yak = yak_renderer.paint(yak, &self.device, &self.queue, surface);
+        let paint_yak = yak_renderer.paint(yak, &self.device, &self.queue, surface, ());
 
         let mut encoder = self
             .device