refactor(renderer): completely overhauled the comet_renderer crate

crates/comet_renderer/src/render_pass.rs

@@ -1,19 +1,74 @@
 use crate::render_context::RenderContext;
 
 pub struct RenderPass {
-    pub name: String,
+    pub label: String,
     pub execute: Box<
-        dyn Fn(&mut RenderContext, &mut wgpu::CommandEncoder, &wgpu::TextureView) + Send + Sync,
+        dyn Fn(String, &mut RenderContext, &mut wgpu::CommandEncoder, &wgpu::TextureView)
+            + Send
+            + Sync,
     >,
 }
 
 impl RenderPass {
     pub fn new(
-        name: String,
+        label: String,
         execute: Box<
-            dyn Fn(&mut RenderContext, &mut wgpu::CommandEncoder, &wgpu::TextureView) + Send + Sync,
+            dyn Fn(String, &mut RenderContext, &mut wgpu::CommandEncoder, &wgpu::TextureView)
+                + Send
+                + Sync,
         >,
     ) -> Self {
-        Self { name, execute }
+        Self { label, execute }
     }
 }
+
+pub fn universal_execute(
+    label: String,
+    ctx: &mut RenderContext,
+    encoder: &mut wgpu::CommandEncoder,
+    view: &wgpu::TextureView,
+) {
+    let mut render_pass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
+        label: Some(format!("{} Render Pass", label.clone()).as_str()),
+        color_attachments: &[Some(wgpu::RenderPassColorAttachment {
+            view: &view,
+            resolve_target: None,
+            ops: wgpu::Operations {
+                load: wgpu::LoadOp::Clear(ctx.clear_color()),
+                store: wgpu::StoreOp::Store,
+            },
+        })],
+        depth_stencil_attachment: None,
+        occlusion_query_set: None,
+        timestamp_writes: None,
+    });
+
+    render_pass.set_pipeline(&ctx.get_pipeline(label.clone()).unwrap());
+
+    let groups = ctx.resources().get_bind_groups(&label).unwrap();
+    for i in 0..groups.len() {
+        render_pass.set_bind_group(i as u32, groups.get(i).unwrap(), &[]);
+    }
+
+    render_pass.set_vertex_buffer(
+        0,
+        ctx.get_batch(label.clone())
+            .unwrap()
+            .vertex_buffer()
+            .slice(..),
+    );
+
+    render_pass.set_index_buffer(
+        ctx.get_batch(label.clone())
+            .unwrap()
+            .index_buffer()
+            .slice(..),
+        wgpu::IndexFormat::Uint16,
+    );
+
+    render_pass.draw_indexed(
+        0..ctx.get_batch(label.clone()).unwrap().num_indices(),
+        0,
+        0..1,
+    );
+}