Optimize render graph and add GPU profiling

Amp-Thread-ID: https://ampcode.com/threads/T-01a01380-b478-77d0-84a0-102880a5c5ae
Co-authored-by: Heaust Azure <heaust.azure@gmail.com>

core/render_graph/store.rs

@@ -13,6 +13,7 @@ pub struct Loadout {
 #[derive(Default)]
 pub struct Store {
     graphs: HashMap<String, RenderGraph>,
+    texture_sources: HashMap<String, web_sys::ImageBitmap>,
     active: Option<Loadout>,
 }
 
@@ -25,11 +26,44 @@ impl Store {
 
     pub fn switch(&mut self, id: &str, gpu: &Wgpu, data: &RenderData) -> Result<(), String> {
         let graph = self.graphs.get(id).ok_or("GRAPH_UNKNOWN")?.clone();
-        let resources = GpuResources::activate(&graph, gpu, data)?;
+        let mut resources = GpuResources::activate(
+            &graph,
+            gpu,
+            data,
+            self.active.as_ref().map(|active| &active.resources),
+        )?;
+        for (name, image) in &self.texture_sources {
+            if resources.needs_upload(name) {
+                resources.upload_texture(name, image, gpu)?;
+            }
+        }
         self.active = Some(Loadout { graph, resources });
         Ok(())
     }
 
+    pub fn upload_texture(
+        &mut self,
+        name: String,
+        image: web_sys::ImageBitmap,
+        gpu: &Wgpu,
+    ) -> Result<(), String> {
+        if let Some(active) = &mut self.active {
+            if active.resources.texture_slots.contains_key(&name) {
+                active.resources.upload_texture(&name, &image, gpu)?;
+            }
+        }
+        if let Some(previous) = self.texture_sources.insert(name, image) {
+            previous.close();
+        }
+        Ok(())
+    }
+
+    pub fn delete_texture(&mut self, name: &str) {
+        if let Some(image) = self.texture_sources.remove(name) {
+            image.close();
+        }
+    }
+
     pub fn active_mut(&mut self) -> Option<&mut Loadout> {
         self.active.as_mut()
     }
@@ -62,7 +96,17 @@ impl Store {
             return Ok(());
         };
         let graph = active.graph.clone();
-        let resources = GpuResources::activate(&graph, gpu, data)?;
+        let mut resources = GpuResources::activate(
+            &graph,
+            gpu,
+            data,
+            self.active.as_ref().map(|active| &active.resources),
+        )?;
+        for (name, image) in &self.texture_sources {
+            if resources.needs_upload(name) {
+                resources.upload_texture(name, image, gpu)?;
+            }
+        }
         self.active = Some(Loadout { graph, resources });
         Ok(())
     }