feat(ecs): working on ecs module

cmake/dependencies.cmake

@@ -12,4 +12,9 @@ FetchContent_Declare(
         URL https://github.com/skypjack/entt/archive/master.zip
 )
 
-FetchContent_MakeAvailable(doctest entt)
+FetchContent_Declare(
+        doom_st
+        URL https://github.com/doom/strong_type/archive/1.0.2.tar.gz
+)
+
+FetchContent_MakeAvailable(doctest entt doom_st)

modules/ecs/CMakeLists.txt

@@ -2,7 +2,7 @@
 add_library(antara_ecs_shared_sources INTERFACE)
 target_sources(antara_ecs_shared_sources INTERFACE antara/gaming/ecs/base.system.cpp)
 target_include_directories(antara_ecs_shared_sources INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
-target_link_libraries(antara_ecs_shared_sources INTERFACE EnTT)
+target_link_libraries(antara_ecs_shared_sources INTERFACE EnTT strong_type)
 add_library(antara::ecs_shared_sources ALIAS antara_ecs_shared_sources)
 
 

modules/ecs/antara/gaming/ecs/antara.ecs.system.tests.cpp

@@ -26,6 +26,11 @@ TEST_CASE ("base system abstract object tests")
 
         }
 
+        [[nodiscard]] antara::gaming::ecs::system_type get_system_type_RTTI() const noexcept final
+        {
+            return antara::gaming::ecs::system_type::logic_update;
+        }
+
         void update() noexcept final
         {
             //!

modules/ecs/antara/gaming/ecs/base.system.hpp

@@ -18,7 +18,7 @@
 
 #include <entt/entity/registry.hpp>
 #include <entt/signal/dispatcher.hpp>
-#include "antara/gaming/ecs/base.system.hpp"
+#include "antara/gaming/ecs/system.type.hpp"
 
 namespace antara::gaming::ecs
 {
@@ -33,6 +33,8 @@ namespace antara::gaming::ecs
 
         //! Pure virtual functions
         virtual void update() noexcept = 0;
+        [[nodiscard]] virtual system_type get_system_type_RTTI() const noexcept = 0;
+
 
         /**
         * \note This function marks the system, it will be destroyed in the next turn of the game loop by the system_manager.

modules/ecs/antara/gaming/ecs/system.type.hpp

@@ -0,0 +1,34 @@
+/******************************************************************************
+ * Copyright © 2013-2019 The Komodo Platform Developers.                      *
+ *                                                                            *
+ * See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at                  *
+ * the top-level directory of this distribution for the individual copyright  *
+ * holder information and the developer policies on copyright and licensing.  *
+ *                                                                            *
+ * Unless otherwise agreed in a custom licensing agreement, no part of the    *
+ * Komodo Platform software, including this file may be copied, modified,     *
+ * propagated or distributed except according to the terms contained in the   *
+ * LICENSE file                                                               *
+ *                                                                            *
+ * Removal or modification of this copyright notice is prohibited.            *
+ *                                                                            *
+ ******************************************************************************/
+
+#pragma once
+
+#include <st/st.hpp>
+
+namespace antara::gaming::ecs
+{
+    enum system_type
+    {
+        pre_update,
+        logic_update,
+        post_update,
+        size
+    };
+
+    using st_system_pre_update = st::type<system_type, struct system_pre_update_tag>;
+    using st_system_logic_update = st::type<system_type, struct system_logic_update_tag>;
+    using st_system_post_update = st::type<system_type, struct system_post_update_tag>;
+}