Add SparseArray

src/poc/CMakeLists.txt

@@ -0,0 +1,47 @@
+cmake_minimum_required(VERSION 3.27)
+
+set(PROJECT_NAME poc)
+
+project(
+    ${PROJECT_NAME}
+    VERSION 1.0.0
+    LANGUAGES CXX
+)
+
+set(CMAKE_CXX_STANDARD 20)
+
+add_executable(
+    ${PROJECT_NAME}
+)
+
+if(MSVC)
+    target_compile_options(
+        ${PROJECT_NAME}
+        PRIVATE
+        /W4
+    )
+else()
+    target_compile_options(
+        ${PROJECT_NAME}
+        PRIVATE
+        -Wall -Wextra
+    )
+endif()
+
+add_subdirectory(src)
+
+if (WIN32)
+    add_custom_command(
+        TARGET ${PROJECT_NAME} POST_BUILD
+        COMMAND ${CMAKE_COMMAND} -E copy
+        $<TARGET_FILE:${PROJECT_NAME}>
+        ${CMAKE_SOURCE_DIR}/${PROJECT_NAME}.exe
+    )
+else()
+    add_custom_command(
+        TARGET ${PROJECT_NAME} POST_BUILD
+        COMMAND ${CMAKE_COMMAND} -E copy
+        $<TARGET_FILE:${PROJECT_NAME}>
+        ${CMAKE_SOURCE_DIR}/${PROJECT_NAME}
+    )
+endif()

src/poc/src/CMakeLists.txt

@@ -0,0 +1,13 @@
+cmake_minimum_required(VERSION 3.27)
+
+target_include_directories(
+    ${PROJECT_NAME}
+    PRIVATE
+    ${CMAKE_CURRENT_SOURCE_DIR}
+)
+
+target_sources(
+    ${PROJECT_NAME}
+    PRIVATE
+    ${CMAKE_CURRENT_SOURCE_DIR}/mainSparseArray.cpp
+)

src/poc/src/SparseArray.hpp

@@ -0,0 +1,33 @@
+#include <iterator>
+#include <list>
+
+template <typename Component>
+class SparseArray {
+    public:
+        void add(Component component)
+        {
+            _components.push_back(component);
+        };
+        void erase(int id)
+        {
+            auto it = _components.begin();
+            std::advance(it, id);
+            _components.erase(it);
+        };
+        Component &operator[](size_t idx)
+        {
+            return _components[idx];
+        }
+
+        std::list<Component>::iterator begin()
+        {
+            return _components.begin();
+        }
+
+        std::list<Component>::iterator end()
+        {
+            return _components.end();
+        }
+    private:
+        std::list<Component> _components;
+};