From 6285d4e72141e714ee319cf616e888fc6868a993 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Fri, 17 Apr 2026 17:04:41 +0200
Subject: feat(engine): make mesh in renderer::command::CreateMesh optional

---
 engine/src/renderer.rs | 22 +++++++++++++++-------
 1 file changed, 15 insertions(+), 7 deletions(-)

(limited to 'engine/src/renderer.rs')

diff --git a/engine/src/renderer.rs b/engine/src/renderer.rs
index a04fd4f..725f208 100644
--- a/engine/src/renderer.rs
+++ b/engine/src/renderer.rs
@@ -169,7 +169,15 @@ pub enum Command
     ActivateShader(ObjectId),
     SetShaderBinding(ShaderBindingLocation, ShaderBindingValue),
     CreateTexture(AssetHandle<Texture>),
-    CreateMesh(ObjectId, Mesh),
+    CreateMesh
+    {
+        obj_id: ObjectId,
+
+        /// Optional mesh data. Must be included if `obj_id` is [`ObjectId::Sequential`].
+        /// If `obj_id` is [`ObjectId::Asset`], this mesh data will be used instead of
+        /// the mesh data stored in the asset.
+        mesh: Option<Mesh>,
+    },
     DrawMesh(ObjectId),
     SetPolygonModeConfig(PolygonModeConfig),
 }
@@ -336,9 +344,9 @@ pub fn add_main_render_passes(
                     continue;
                 };
 
-                let Some(mesh) = assets.get(mesh_asset) else {
+                if assets.get(mesh_asset).is_none() {
                     continue;
-                };
+                }
 
                 debug_assert!(model_spec.material_names.len() <= 1);
 
@@ -417,10 +425,10 @@ pub fn add_main_render_passes(
                 }
 
                 if !object_store.contains_with_id(&ObjectId::Asset(mesh_asset.id())) {
-                    render_pass.commands.push(Command::CreateMesh(
-                        ObjectId::Asset(mesh_asset.id()),
-                        mesh.clone(),
-                    ));
+                    render_pass.commands.push(Command::CreateMesh {
+                        obj_id: ObjectId::Asset(mesh_asset.id()),
+                        mesh: None,
+                    });
                 }
 
                 render_pass
-- 
cgit v1.2.3-18-g5258