fix deduplication not taking into account render bundles

CHANGELOG.md

@@ -48,6 +48,7 @@ Bottom level categories:
 - Allow multi-sampled textures that are supported by the device but not WebGPU if `TEXTURE_ADAPTER_SPECIFIC_FORMAT_FEATURES` is enabled by @cwfitzgerald in [#2856](https://github.com/gfx-rs/wgpu/pull/2856)
 - `get_texture_format_features` only lists the COPY_* usages if the adapter actually supports that usage by @cwfitzgerald in [#2856](https://github.com/gfx-rs/wgpu/pull/2856)
 - Improve the validation and error reporting of buffer mappings by @nical in [#2848](https://github.com/gfx-rs/wgpu/pull/2848)
+- Fix bind group / pipeline deduplication not taking into account RenderBundle execution resetting these values by @shoebe [#2867](https://github.com/gfx-rs/wgpu/pull/2867)
 
 #### DX12
 - `DownlevelCapabilities::default()` now returns the `ANISOTROPIC_FILTERING` flag set to true so DX12 lists `ANISOTROPIC_FILTERING` as true again by @cwfitzgerald in [#2851](https://github.com/gfx-rs/wgpu/pull/2851)

wgpu-core/src/command/mod.rs

@@ -529,6 +529,9 @@ impl BindGroupStateChange {
         }
         false
     }
+    fn reset(&mut self) {
+        self.last_states = [StateChange::new(); hal::MAX_BIND_GROUPS];
+    }
 }
 
 impl Default for BindGroupStateChange {

wgpu-core/src/command/render.rs

@@ -2454,5 +2454,7 @@ pub mod render_ffi {
                 .commands
                 .push(RenderCommand::ExecuteBundle(bundle_id));
         }
+        pass.current_pipeline.reset();
+        pass.current_bind_groups.reset();
     }
 }