More mesh shading changes

src/Engine/System/MeshUpdater.cpp

@@ -4,18 +4,29 @@ using namespace Seele;
 using namespace Seele::System;
 
 MeshUpdater::MeshUpdater(PScene scene)
-    : ComponentSystem<Component::Transform, Component::Mesh>(scene)
+    : SystemBase(scene)
 {
+    scene->view<Component::Mesh>([&](entt::entity id, Component::Mesh& mesh) {
+        meshEntities.add(id);
+        });
+    scene->constructCallback<Component::Mesh>().connect<&MeshUpdater::on_construct>(this);
+    scene->destroyCallback<Component::Mesh>().connect<&MeshUpdater::on_destroy>(this);
 }
 
 MeshUpdater::~MeshUpdater()
 {
 }
 
-void MeshUpdater::update(Component::Transform& transform, Component::Mesh& meshComp)
+void MeshUpdater::update()
 {
-    for(const auto& mesh : meshComp.asset->meshes)
-    {
-        mesh->vertexData->updateMesh(transform, mesh);
-    }
+}
+
+void MeshUpdater::on_construct(entt::registry& reg, entt::entity id)
+{
+    meshEntities.add(id);
+}
+
+void MeshUpdater::on_destroy(entt::registry& reg, entt::entity id)
+{
+    meshEntities.remove(id, false);
 }

src/Engine/System/MeshUpdater.h

@@ -1,5 +1,5 @@
 #pragma once
-#include "ComponentSystem.h"
+#include "SystemBase.h"
 #include "Component/Transform.h"
 #include "Component/Mesh.h"
 
@@ -7,13 +7,16 @@ namespace Seele
 {
 namespace System
 {
-class MeshUpdater : public ComponentSystem<Component::Transform, Component::Mesh>
+class MeshUpdater : public SystemBase
 {
 public:
 	MeshUpdater(PScene scene);
 	virtual ~MeshUpdater();
-	virtual void update(Component::Transform& transform, Component::Mesh& mesh) override;
+	virtual void update() override;
 private:
+	Array<entt::entity> meshEntities;
+	void on_construct(entt::registry& reg, entt::entity id);
+	void on_destroy(entt::registry& reg, entt::entity id);
 };
 } // namespace System
 } // namespace Seele