refactor(surface): adjust to new ecs

modules/surface/private/linux/system.cpp

@@ -40,40 +40,32 @@ System::System(Ref<ecs::Registry> registry): m_registry(std::move(registry))
 	ensure(m_registry, "Failed to initialize surface system: null registry");
 
 	ensure(
-	    m_registry->view<SurfaceComponent>().size() == 0,
+	    m_registry->view<SurfaceComponent>().get_size() == 0,
 	    "Failed to initialize surface system: registry has surface component(s)"
 	);
 
-	m_registry->get_entt_registry()
-	    .on_construct<SurfaceComponent>()
-	    .connect<&System::on_surface_construct>(this);
+	m_registry->connect_on_construct<SurfaceComponent>(
+	    [this](ecs::Registry &registry, ecs::Entity entity) {
+		    on_surface_construct(registry, entity);
+	    }
+	);
 
-	m_registry->get_entt_registry()
-	    .on_update<SurfaceComponent>()
-	    .connect<&System::on_surface_update>(this);
-
-	m_registry->get_entt_registry()
-	    .on_destroy<SurfaceComponent>()
-	    .connect<&System::on_surface_destroy>(this);
+	m_registry->connect_on_destruct<SurfaceComponent>(
+	    [this](ecs::Registry &registry, ecs::Entity entity) {
+		    on_surface_destruct(registry, entity);
+	    }
+	);
 }
 
 System::~System()
 {
-	m_registry->view<SurfaceComponent>().each([&](const entt::entity entity, SurfaceComponent &) {
-		m_registry->get_entt_registry().remove<SurfaceComponent>(entity);
-	});
+	for (auto &[entity, surface] : m_registry->view<SurfaceComponent>())
+	{
+		m_registry->remove<SurfaceComponent>(entity);
+	}
 
-	m_registry->get_entt_registry()
-	    .on_construct<SurfaceComponent>()
-	    .disconnect<&System::on_surface_construct>(this);
-
-	m_registry->get_entt_registry()
-	    .on_update<SurfaceComponent>()
-	    .connect<&System::on_surface_update>(this);
-
-	m_registry->get_entt_registry()
-	    .on_destroy<SurfaceComponent>()
-	    .disconnect<&System::on_surface_destroy>(this);
+	m_registry->disconnect_on_construct<SurfaceComponent>();
+	m_registry->disconnect_on_destruct<SurfaceComponent>();
 }
 
 void System::on_register()
@@ -84,7 +76,7 @@ void System::on_unregister()
 {
 }
 
-void System::on_surface_construct(entt::registry &registry, entt::entity entity)
+void System::on_surface_construct(ecs::Registry &registry, ecs::Entity entity)
 {
 	try
 	{
@@ -173,12 +165,7 @@ void System::on_surface_construct(entt::registry &registry, entt::entity entity)
 	}
 }
 
-void System::on_surface_update(entt::registry &registry, entt::entity entity)
-{
-	auto &surface = registry.get<SurfaceComponent>(entity);
-}
-
-void System::on_surface_destroy(entt::registry &registry, entt::entity entity)
+void System::on_surface_destruct(ecs::Registry &registry, ecs::Entity entity)
 {
 	const auto &[display, window, _] = registry.get<SurfaceComponent>(entity).get_native_data();
 	if (!display)
@@ -374,11 +361,12 @@ void System::modify_visiblity(SurfaceComponent &surface, const ModifyVisibilityR
 
 auto System::tick() -> bool
 {
-	m_registry->view<SurfaceComponent>().each([this](SurfaceComponent &surface) {
+	for (auto &dense : m_registry->view<SurfaceComponent>())
+	{
+		auto &surface = dense.second;
 		handle_requests(surface);
-
 		handle_events(surface);
-	});
+	}
 
 	return false;
 }

modules/surface/private/system.fuzz.cpp

@@ -1,5 +1,5 @@
 #include <ecs/entity.hpp>
-#include <ecs/scene.hpp>
+#include <ecs/registry.hpp>
 #include <surface/components.hpp>
 #include <surface/system.hpp>
 #include <test/fuzz.hpp>

modules/surface/private/system.test.cpp

@@ -1,4 +1,5 @@
 #include <ecs/entity.hpp>
+#include <ranges>
 #include <surface/components.hpp>
 #include <surface/requests/surface.hpp>
 #include <surface/system.hpp>
@@ -45,8 +46,8 @@ public:
 	    }
 	) -> SurfaceComponent &
 	{
-		auto entity = m_registry->create_entity("");
-		return entity.add_component<SurfaceComponent>(info);
+		auto entity = m_registry->create_entity();
+		return m_registry->add<SurfaceComponent>(entity, info);
 	}
 
 	void check_values(const SurfaceComponent &component)
@@ -92,7 +93,7 @@ Suite raii = [] {
 	Case { "post construct has correct state" } = [] {
 		auto fixture = Fixture {};
 		auto system = System { fixture.registry() };
-		expect_eq(fixture.registry()->view<SurfaceComponent>()->size(), 0);
+		expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
 	};
 
 	Case { "post destruct has correct state" } = [] {
@@ -100,10 +101,10 @@ Suite raii = [] {
 		auto system = create_scope<System>(fixture.registry());
 
 		fixture.add_surface_component();
-		expect_eq(fixture.registry()->view<SurfaceComponent>()->size(), 1);
+		expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 1);
 
 		system.reset();
-		expect_eq(fixture.registry()->view<SurfaceComponent>()->size(), 0);
+		expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
 	};
 };
 
@@ -113,7 +114,7 @@ Suite system_events = [] {
 		auto system = System { fixture.registry() };
 
 		system.on_register();
-		expect_eq(fixture.registry()->view<SurfaceComponent>().size(), 0);
+		expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
 	};
 
 	Case { "on_unregister won't throw" } = [] {
@@ -122,7 +123,7 @@ Suite system_events = [] {
 
 		system.on_register();
 		system.on_unregister();
-		expect_eq(fixture.registry()->view<SurfaceComponent>().size(), 0);
+		expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
 	};
 };
 
@@ -132,7 +133,7 @@ Suite registry_events = [] {
 		auto system = System { fixture.registry() };
 
 		const auto &component = fixture.add_surface_component();
-		expect_eq(fixture.registry()->view<SurfaceComponent>().size(), 1);
+		expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 1);
 		fixture.check_values(component);
 	};
 
@@ -168,7 +169,7 @@ Suite registry_events = [] {
 		auto system = System { fixture.registry() };
 
 		expect_throw([&] { fixture.add_surface_component({ .resolution = { width, 0 } }); });
-		expect_eq(fixture.registry()->view<SurfaceComponent>().size(), 0);
+		expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
 	};
 
 	Case { "on_destrroy<SurfaceComponent> cleans up component" } = [] {
@@ -176,11 +177,11 @@ Suite registry_events = [] {
 		auto system = create_scope<System>(fixture.registry());
 
 		const auto &component = fixture.add_surface_component();
-		expect_eq(fixture.registry()->view<SurfaceComponent>().size(), 1);
+		expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 1);
 		fixture.check_values(component);
 
 		system.reset();
-		expect_eq(fixture.registry()->view<SurfaceComponent>().size(), 0);
+		expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
 	};
 };
 

modules/surface/public/system.hpp

@@ -1,7 +1,8 @@
 #pragma once
 
 #include <app/system.hpp>
-#include <ecs/scene.hpp>
+#include <ecs/registry.hpp>
+#include <math/vec2.hpp>
 
 namespace lt::surface {
 
@@ -27,11 +28,9 @@ public:
 	auto tick() -> bool override;
 
 private:
-	void on_surface_construct(entt::registry &registry, entt::entity entity);
+	void on_surface_construct(ecs::Registry &registry, ecs::Entity entity);
 
-	void on_surface_update(entt::registry &registry, entt::entity entity);
-
-	void on_surface_destroy(entt::registry &registry, entt::entity entity);
+	void on_surface_destruct(ecs::Registry &registry, ecs::Entity entity);
 
 	void handle_requests(struct SurfaceComponent &surface);