UPD: Introduce ECS System

CMakeLists.txt

@@ -58,7 +58,6 @@ add_executable(Dicewars_Siedler src/main.cpp
         src/engine/layer/entities/Light.h
         src/engine/platform/glfw/MousePicker.cpp
         src/engine/platform/glfw/MousePicker.h
-        src/game/hexWorld/HexTile.h
         src/game/hexWorld/Map.cpp
         src/game/hexWorld/Map.h
         src/game/hexWorld/MapGenerator.cpp
@@ -79,8 +78,25 @@ add_executable(Dicewars_Siedler src/main.cpp
         src/game/hexWorld/tileGenerator/ForestTileGenerator.h
         src/engine/toolbox/Random.cpp
         src/engine/toolbox/Random.h
-        src/game/TileInteractionSystem.cpp
-        src/game/TileInteractionSystem.h
+        src/engine/core/ECS/Component.cpp
+        src/engine/core/ECS/Component.h
+        src/engine/core/ECS/TransformComponent.cpp
+        src/engine/core/ECS/TransformComponent.h
+        src/engine/core/ECS/ModelComponent.cpp
+        src/engine/core/ECS/ModelComponent.h
+        src/engine/core/ECS/EntityManager.cpp
+        src/engine/core/ECS/EntityManager.h
+        src/engine/core/ECS/RenderSystem.cpp
+        src/engine/core/ECS/RenderSystem.h
+        src/engine/core/ECS/TileRenderComponent.cpp
+        src/engine/core/ECS/TileRenderComponent.h
+        src/game/hexWorld/ecs/components/TileGameplayComponent.cpp
+        src/game/hexWorld/ecs/components/TileGameplayComponent.h
+        src/game/hexWorld/ecs/components/MapEntityComponent.h
+        src/engine/renderer/components/TerrainRenderingData.h
+        src/game/hexWorld/RessourceType.h
+        src/game/hexWorld/ecs/systems/TileHighlightSystem.cpp
+        src/game/hexWorld/ecs/systems/TileHighlightSystem.h
 )
 
 target_include_directories(Dicewars_Siedler PRIVATE

src/engine/core/ECS/Component.cpp

@@ -0,0 +1,5 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#include "Component.h"

src/engine/core/ECS/Component.h

@@ -0,0 +1,16 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef COMPONENT_H
+#define COMPONENT_H
+#include "glm/vec3.hpp"
+
+
+class Component {
+public:
+    virtual ~Component() = default;
+};
+
+
+#endif //COMPONENT_H

src/engine/core/ECS/EntityManager.cpp

@@ -0,0 +1,17 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#include "EntityManager.h"
+#include <algorithm>
+EntityID EntityManager::createEntity() {
+    const EntityID id = nextID++;
+    entities.push_back(id);
+    return id;
+}
+
+void EntityManager::destroyEntity(EntityID entity) {
+    entities.erase(std::remove(entities.begin(), entities.end(), entity), entities.end());
+    transforms.erase(entity);
+    models.erase(entity);
+}

src/engine/core/ECS/EntityManager.h

@@ -0,0 +1,80 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef ENTITYMANAGER_H
+#define ENTITYMANAGER_H
+#include <cstdint>
+#include <memory>
+#include <unordered_map>
+#include <vector>
+
+// Forward Declarations (KEINE includes hier!)
+class TransformComponent;
+class ModelComponent;
+class TileRenderComponent;
+class TileGameplayComponent;
+class MapEntityComponent;
+
+using EntityID = std::uint32_t;
+
+class EntityManager {
+private:
+    EntityID nextID = 1;
+    std::vector<EntityID> entities;
+
+    std::unordered_map<EntityID, std::shared_ptr<TransformComponent>> transforms;
+    std::unordered_map<EntityID, std::shared_ptr<ModelComponent>> models;
+    std::unordered_map<EntityID, std::shared_ptr<TileRenderComponent>> tileRenderComponents;
+    std::unordered_map<EntityID, std::shared_ptr<TileGameplayComponent>> tileGameplayComponents;
+    std::unordered_map<EntityID, std::shared_ptr<MapEntityComponent>> mapEntityComponents;
+
+public:
+    EntityID createEntity();
+    void destroyEntity(EntityID entity);
+
+    template<typename T>
+    void addComponent(EntityID entity, std::shared_ptr<T> component) {
+        if constexpr (std::is_same_v<T, TransformComponent>) {
+            transforms[entity] = component;
+        } else if constexpr (std::is_same_v<T, ModelComponent>) {
+            models[entity] = component;
+        } else if constexpr (std::is_same_v<T, TileRenderComponent>) {
+            tileRenderComponents[entity] = component;
+        } else if constexpr (std::is_same_v<T, TileGameplayComponent>) {
+            tileGameplayComponents[entity] = component;
+        } else if constexpr (std::is_same_v<T, MapEntityComponent>) {
+            mapEntityComponents[entity] = component;
+        } else {
+            static_assert(sizeof(T) == 0, "Component-Typ nicht unterstützt");
+        }
+    }
+
+    template<typename T>
+    std::shared_ptr<T> getComponent(EntityID entity) {
+        if constexpr (std::is_same_v<T, TransformComponent>) {
+            auto it = transforms.find(entity);
+            return (it != transforms.end()) ? it->second : nullptr;
+        } else if constexpr (std::is_same_v<T, ModelComponent>) {
+            auto it = models.find(entity);
+            return (it != models.end()) ? it->second : nullptr;
+        } else if constexpr (std::is_same_v<T, TileRenderComponent>) {
+            auto it = tileRenderComponents.find(entity);
+            return (it != tileRenderComponents.end()) ? it->second : nullptr;
+        } else if constexpr (std::is_same_v<T, TileGameplayComponent>) {
+            auto it = tileGameplayComponents.find(entity);
+            return (it != tileGameplayComponents.end()) ? it->second : nullptr;
+        } else if constexpr (std::is_same_v<T, MapEntityComponent>) {
+            auto it = mapEntityComponents.find(entity);
+            return (it != mapEntityComponents.end()) ? it->second : nullptr;
+        } else {
+            static_assert(sizeof(T) == 0, "Component-Typ nicht unterstützt");
+        }
+    }
+
+    const std::vector<EntityID>& getAllEntities() const { return entities; }
+};
+
+
+
+#endif //ENTITYMANAGER_H

src/engine/core/ECS/ModelComponent.cpp

@@ -0,0 +1,5 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#include "ModelComponent.h"

src/engine/core/ECS/ModelComponent.h

@@ -0,0 +1,21 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef MODELCOMPONENT_H
+#define MODELCOMPONENT_H
+#include <memory>
+
+#include "Component.h"
+#include "../../renderer/model/TexturedModel.h"
+
+
+class ModelComponent: public Component {
+public:
+    std::shared_ptr<TexturedModel> model;
+    ModelComponent(std::shared_ptr<TexturedModel> model) : model(std::move(model)) {};
+};
+
+
+
+#endif //MODELCOMPONENT_H

src/engine/core/ECS/RenderSystem.cpp

@@ -0,0 +1,24 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#include "RenderSystem.h"
+
+void RenderSystem::render(EntityManager &entityManager, MasterRenderer &renderer) {
+    for (auto id : entityManager.getAllEntities()) {
+
+        auto transform = entityManager.getComponent<TransformComponent>(id);
+        auto model = entityManager.getComponent<ModelComponent>(id);
+        auto tileRenderingComponent = entityManager.getComponent<TileRenderComponent>(id);
+
+        if (!transform || !model) continue;
+
+        if (tileRenderingComponent) {
+            renderer.submitTerrainTile(transform, model, tileRenderingComponent);
+        } else {
+            Entity entity = Entity(model->model, transform->position, transform->rotation.x, transform->rotation.y, transform->rotation.z, transform->scale);
+            renderer.submitEntity(std::make_unique<Entity>(entity));
+        }
+
+    }
+}

src/engine/core/ECS/RenderSystem.h

@@ -0,0 +1,18 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef RENDERSYSTEM_H
+#define RENDERSYSTEM_H
+#include "EntityManager.h"
+#include "../../renderer/MasterRenderer.h"
+
+
+class RenderSystem {
+public:
+    void render(EntityManager &entityManager, MasterRenderer &renderer);
+};
+
+
+
+#endif //RENDERSYSTEM_H

src/engine/core/ECS/TileRenderComponent.cpp

@@ -0,0 +1,5 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#include "TileRenderComponent.h"

src/engine/core/ECS/TileRenderComponent.h

@@ -0,0 +1,22 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef TILERENDERCOMPONENT_H
+#define TILERENDERCOMPONENT_H
+#include <memory>
+
+#include "Component.h"
+#include "../../renderer/model/TexturedModel.h"
+
+
+class TileRenderComponent : public Component{
+public:
+    bool isHighlighted;
+    explicit TileRenderComponent(bool isHighlighted) : isHighlighted(isHighlighted) {};
+
+};
+
+
+
+#endif //TILERENDERCOMPONENT_H

src/engine/core/ECS/TransformComponent.cpp

@@ -0,0 +1,5 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#include "TransformComponent.h"

src/engine/core/ECS/TransformComponent.h

@@ -0,0 +1,20 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef TRANSFORMCOMPONENT_H
+#define TRANSFORMCOMPONENT_H
+#include "Component.h"
+
+
+class TransformComponent : public Component {
+public:
+    TransformComponent(glm::vec3 position, glm::vec3 rotation, float scale) : position(position), rotation(rotation), scale(scale) {};
+    glm::vec3 position;
+    glm::vec3 rotation;
+    float scale;
+};
+
+
+
+#endif //TRANSFORMCOMPONENT_H

src/engine/layer/entities/Entity.h

@@ -9,7 +9,6 @@
 #include "../../renderer/model/TexturedModel.h"
 #include "glm/vec3.hpp"
 
-
 class Entity {
 private:
     std::shared_ptr<TexturedModel> model;

src/engine/renderer/MasterRenderer.cpp

@@ -4,6 +4,8 @@
 
 #include "MasterRenderer.h"
 
+#include <utility>
+
 #include "../core/Application.h"
 #include "glm/ext/matrix_clip_space.hpp"
 
@@ -24,13 +26,14 @@ void MasterRenderer::render(const Light &light, const Camera &camera) {
 
 }
 
-void MasterRenderer::submitEntity(Entity *entity) {
+void MasterRenderer::submitEntity(std::unique_ptr<Entity> entity) {
     TexturedModel* entityModel = entity->getModel().get();
-    entities[entityModel].push_back(entity);
+    entities[entityModel].push_back(std::move(entity));
 }
 
-void MasterRenderer::submitTerrainTile(HexRenderData *tile) {
-    terrainTiles[tile->model.get()].push_back(tile);
+void MasterRenderer::submitTerrainTile(std::shared_ptr<TransformComponent> transform, std::shared_ptr<ModelComponent> model, std::shared_ptr<TileRenderComponent> terrainTileComponent) {
+    TerrainRenderingData terrain = TerrainRenderingData(std::move(transform), std::move(model), std::move(terrainTileComponent));
+    terrainTiles[terrain.modelComponent->model.get()].push_back(std::make_unique<TerrainRenderingData>(std::move(terrain)));
 }
 
 

src/engine/renderer/MasterRenderer.h

@@ -9,7 +9,6 @@
 
 #include "Renderer.h"
 #include "TerrainRenderer.h"
-#include "../../game/hexWorld/HexTile.h"
 #include "../layer/entities/Entity.h"
 #include "model/TexturedModel.h"
 
@@ -19,8 +18,8 @@ class Light;
 
 class MasterRenderer {
 private:
-    std::unordered_map<TexturedModel*, std::vector<Entity*>> entities;
-    std::unordered_map<TexturedModel*, std::vector<HexRenderData*>> terrainTiles;
+    std::unordered_map<TexturedModel*, std::vector<std::unique_ptr<Entity>>> entities;
+    std::unordered_map<TexturedModel*, std::vector<std::unique_ptr<TerrainRenderingData>>> terrainTiles;
     glm::mat4 projectionMatrix;
     std::unique_ptr<Renderer> entityRenderer;
     std::unique_ptr<TerrainRenderer> terrainRenderer;
@@ -39,8 +38,8 @@ public:
     };
     void render(const Light &light, const Camera &camera);
 
-    void submitEntity(Entity* entity);
-    void submitTerrainTile(HexRenderData* tile);
+    void submitEntity(std::unique_ptr<Entity> entity);
+    void submitTerrainTile(std::shared_ptr<TransformComponent> transform, std::shared_ptr<ModelComponent> model, std::shared_ptr<TileRenderComponent>);
 
     [[nodiscard]] glm::mat4 getProjectionMatrix() const {return projectionMatrix;}
 };

src/engine/renderer/Renderer.cpp

@@ -6,7 +6,6 @@
 
 #include <ranges>
 
-#include "../../game/hexWorld/HexTile.h"
 #include "../core/Application.h"
 #include "../layer/entities/Light.h"
 #include "../toolbox/MathUtils.h"
@@ -24,7 +23,8 @@ void Renderer::prepare(const Camera& camera, const Light& light) {
 }
 
 
-void Renderer::renderEntities(const std::unordered_map<TexturedModel *, std::vector<Entity *>>& entities) {
+void Renderer::renderEntities(const std::unordered_map<TexturedModel *, std::vector<std::unique_ptr<Entity>>>& entities) {
+
     for (const auto& [texturedModel, batch] : entities) {
         prepareTexturedModel(*texturedModel);
         for (const auto& entity : batch) {

src/engine/renderer/Renderer.h

@@ -4,7 +4,6 @@
 
 #ifndef DICEWARS_SIEDLER_RENDERER_H
 #define DICEWARS_SIEDLER_RENDERER_H
-#include "../../game/hexWorld/HexTile.h"
 #include "../layer/entities/Entity.h"
 #include "model/RawModel.h"
 #include "model/TexturedModel.h"
@@ -24,7 +23,7 @@ public:
     };
     void prepare(const ::Camera &camera, const Light& light);
 
-    void renderEntities(const std::unordered_map<TexturedModel *, std::vector<Entity *>> &entities);
+    void renderEntities(const std::unordered_map<TexturedModel *, std::vector<std::unique_ptr<Entity>>> &entities);
     void finalizeFrame();
 private:
     StaticShader staticShader;

src/engine/renderer/TerrainRenderer.cpp

@@ -13,7 +13,7 @@ void TerrainRenderer::prepare(const Camera &camera, const Light &light) {
     terrainShader.loadViewMatrix(viewMatrix);
 }
 
-void TerrainRenderer::renderTerrainTiles(const std::unordered_map<TexturedModel *, std::vector<HexRenderData *>> &terrainTiles) {
+void TerrainRenderer::renderTerrainTiles(const std::unordered_map<TexturedModel *, std::vector<std::unique_ptr<TerrainRenderingData>>> &terrainTiles) {
     for (const auto& [texturedModel, batch] : terrainTiles) {
         prepareTexturedModel(*texturedModel);
         for (const auto& hexTile : batch) {
@@ -47,9 +47,9 @@ void TerrainRenderer::unbindTexturedModel() {
     glBindVertexArray(0);
 }
 
-void TerrainRenderer::prepareInstance(const HexRenderData &hexTile) {
-    glm::mat4 transformationMatrix = MathUtils::createTransformationMatrix(hexTile.position, 0,0,0,1);
+void TerrainRenderer::prepareInstance(const TerrainRenderingData &hexTile) {
+    glm::mat4 transformationMatrix = MathUtils::createTransformationMatrix(hexTile.transform->position, 0,0,0,1);
     terrainShader.loadTransformationMatrix(transformationMatrix);
 
-    terrainShader.loadIsHighlighted(hexTile.highlight);
+    terrainShader.loadIsHighlighted(hexTile.terrainRenderComponent->isHighlighted);
 }

src/engine/renderer/TerrainRenderer.h

@@ -4,12 +4,13 @@
 
 #ifndef TERRAINRENDERER_H
 #define TERRAINRENDERER_H
-#include "../../game/hexWorld/HexTile.h"
+
 #include "model/TexturedModel.h"
 #include "shaders/StaticShader.h"
 
 #include "../layer/entities/Camera.h"
 #include "../layer/entities/Light.h"
+#include "components/TerrainRenderingData.h"
 #include "shaders/TerrainShader.h"
 
 
@@ -22,14 +23,14 @@ public:
     }
 
     void prepare(const Camera &camera, const Light &light);
-    void renderTerrainTiles(const std::unordered_map<TexturedModel*, std::vector<HexRenderData*>>& terrainTiles);
+    void renderTerrainTiles(const std::unordered_map<TexturedModel*, std::vector<std::unique_ptr<TerrainRenderingData>>>& terrainTiles);
     void finalizeFrame();
 private:
     TerrainShader terrainShader;
 
     void prepareTexturedModel(const TexturedModel &texturedModel);
     void unbindTexturedModel();
-    void prepareInstance(const HexRenderData& hexTile);
+    void prepareInstance(const TerrainRenderingData& hexTile);
 };
 
 

src/engine/renderer/components/TerrainRenderingData.h

@@ -0,0 +1,20 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef TERRAINRENDERINGDATA_H
+#define TERRAINRENDERINGDATA_H
+#include "../../core/ECS/ModelComponent.h"
+#include "../../core/ECS/TileRenderComponent.h"
+#include "../../core/ECS/TransformComponent.h"
+
+
+struct TerrainRenderingData {
+    std::shared_ptr<TransformComponent> transform;
+    std::shared_ptr<ModelComponent> modelComponent;
+    std::shared_ptr<TileRenderComponent> terrainRenderComponent;
+};
+
+
+
+#endif //TERRAINRENDERINGDATA_H

src/engine/renderer/model/AssetManager.cpp

@@ -5,6 +5,7 @@
 #include "AssetManager.h"
 
 #include <cassert>
+#include <utility>
 
 #include "../loader/OBJLoader.h"
 
@@ -23,3 +24,8 @@ std::shared_ptr<TexturedModel> AssetManager::getModel(const std::string &name) {
     assert(models.contains(name) && "Model not found!");
     return models.at(name);
 }
+
+void AssetManager::insertGeneratedModel(const std::string &name, std::shared_ptr<TexturedModel> model) {
+    assert(!models.contains(name) && "Model already exists!");
+    models[name] = std::move(model);
+}

src/engine/renderer/model/AssetManager.h

@@ -15,6 +15,7 @@ class AssetManager {
 public:
     static std::shared_ptr<TexturedModel> loadModel(const std::string& name, const std::string& objPath, const std::string& texturePath, Loader& loader);
     static std::shared_ptr<TexturedModel> getModel(const std::string& name);
+    static void insertGeneratedModel(const std::string& name, std::shared_ptr<TexturedModel> model);
 private:
     static inline std::unordered_map<std::string, std::shared_ptr<TexturedModel>> models;
 };

src/game/GameLayer.cpp

@@ -38,10 +38,22 @@ void GameLayer::onAttach()
 
     //treeModel = std::make_unique<TexturedModel>(*OBJLoader::loadModel("assets/trees/lowPolyTree.obj", "assets/trees/lowPolyTree.png", loader));
     //treeEntity = std::make_unique<Entity>(Entity(treeModel, glm::vec3(0,0,0), 0,0,0, 0.5f));
-    MapGenerator::generateHexMap(*map, 10,10,10.f, mapEntities);
-    printf("Generated Terrain with %lu Tiles!\n", map->tiles.size());
+    MapGenerator::init(loader, 10.f);
+    MapGenerator::generateHexMap(*map, 10,10, *entityManager);
+    //printf("Generated Terrain with %lu Tiles!\n", map->tiles.size());
+
+    for (const auto& entity : mapEntities) {
+        EntityID entityID = entityManager->createEntity();
+        glm::vec3 pos = entity->getPosition();
+        glm::vec3 rot = glm::vec3(entity->getRotX(), entity->getRotY(), entity->getRotZ());
+        float scale = entity->getScale();
+        entityManager->addComponent(entityID, std::make_shared<TransformComponent>(pos, rot, scale));
+        entityManager->addComponent(entityID, std::make_shared<ModelComponent>(entity->getModel()));
+    }
+
 
     auto cabinModel = AssetManager::loadModel("cabin", "assets/cabin/cabin.obj", "assets/cabin/cabin.jpg", loader);
+
     //entities.push_back(std::make_shared<Entity>(Entity(cabinModel, glm::vec3(0,0,0), 0,0,0, 1.f)));
 }
 
@@ -62,26 +74,8 @@ void GameLayer::onUpdate()
 
 
     camera->move(moveDir, 0.5f);
-
-    for (const auto& entity : entities) {
-        renderer->submitEntity(entity.get());
-    }
-
-    tileInteractionSystem->update(*map, *camera, *mousePicker);
-    tileInteractionSystem->handleBuildAction(*map);
-
-
-    std::vector<HexRenderData> terrainRenderData = map->getTerrainRenderData(hexModelDefault, hexModelWood, hexModelStone);
-    for (auto& renderData : terrainRenderData) {
-        renderer->submitTerrainTile(&renderData);
-    }
-
-    for (HexTile& tile : map->tiles) {
-        for (const auto& entity : tile.entitiesOnTile) {
-            renderer->submitEntity(entity.get());
-        }
-        if (tile.building) renderer->submitEntity(tile.building.get());
-    }
+    tileHighlightSystem->update(*entityManager, *mousePicker, *camera);
+    renderSystem->render(*entityManager, *renderer);
 
     renderer->render(*light, *camera);
 }

src/game/GameLayer.h

@@ -4,7 +4,7 @@
 
 #ifndef DICEWARS_SIEDLER_GAMELAYER_H
 #define DICEWARS_SIEDLER_GAMELAYER_H
-#include "TileInteractionSystem.h"
+#include "../engine/core/ECS/RenderSystem.h"
 #include "../engine/layer/Layer.h"
 #include "../engine/platform/glfw/MousePicker.h"
 #include "../engine/renderer/Renderer.h"
@@ -13,6 +13,7 @@
 #include "../engine/layer/entities/Camera.h"
 #include "../engine/renderer/MasterRenderer.h"
 #include "hexWorld/Map.h"
+#include "hexWorld/ecs/systems/TileHighlightSystem.h"
 
 
 class GameLayer: public Layer {
@@ -38,7 +39,11 @@ private:
 
     std::vector<std::shared_ptr<Entity>> mapEntities;
     std::vector<std::shared_ptr<Entity>> entities;
-    std::unique_ptr<TileInteractionSystem> tileInteractionSystem = std::make_unique<TileInteractionSystem>();
+
+    std::unique_ptr<RenderSystem> renderSystem = std::make_unique<RenderSystem>();
+    std::unique_ptr<TileHighlightSystem> tileHighlightSystem = std::make_unique<TileHighlightSystem>();
+    std::unique_ptr<EntityManager> entityManager = std::make_unique<EntityManager>();
+
     std::unique_ptr<Map> map;
 };
 

src/game/TileInteractionSystem.cpp

@@ -1,30 +0,0 @@
-//
-// Created by sebastian on 08.02.26.
-//
-
-#include "TileInteractionSystem.h"
-
-#include "../engine/layer/entities/Camera.h"
-#include "../engine/platform/glfw/InputManager.h"
-#include "../engine/renderer/model/AssetManager.h"
-#include "GLFW/glfw3.h"
-
-void TileInteractionSystem::update(Map &map, const Camera &camera, const MousePicker &mousePicker) {
-    for (HexTile& tile : map.tiles) {
-        glm::vec3 intersectionPoint;
-        tile.isHighlighted = tile.intersect(camera.getPosition(), mousePicker.getCurrentRay(), intersectionPoint);
-    }
-
-
-}
-
-void TileInteractionSystem::handleBuildAction(Map &map) {
-    for (HexTile& tile : map.tiles) {
-        if (tile.isHighlighted && InputManager::isMouseButtonPressed(GLFW_MOUSE_BUTTON_1)) {
-            if (!tile.building && tile.resourceType == RessourceType::WOOD) {
-                tile.entitiesOnTile.clear();
-                tile.building = std::make_shared<Entity>(AssetManager::getModel("cabin"), tile.worldPos, 0,0,0,1.f);
-            }
-        }
-    }
-}

src/game/TileInteractionSystem.h

@@ -1,19 +0,0 @@
-//
-// Created by sebastian on 08.02.26.
-//
-
-#ifndef TILEINTERACTIONSYSTEM_H
-#define TILEINTERACTIONSYSTEM_H
-#include "../engine/platform/glfw/MousePicker.h"
-#include "hexWorld/Map.h"
-
-
-class TileInteractionSystem {
-public:
-    void update(Map& map, const Camera& camera, const MousePicker& mousePicker);
-    void handleBuildAction(Map& map);
-};
-
-
-
-#endif //TILEINTERACTIONSYSTEM_H

src/game/hexWorld/HexModelFactory.h

@@ -4,7 +4,9 @@
 
 #ifndef HEXMODELFACTORY_H
 #define HEXMODELFACTORY_H
-#include "HexTile.h"
+
+
+#include "RessourceType.h"
 #include "../../engine/renderer/model/RawModel.h"
 #include "../../engine/renderer/model/TexturedModel.h"
 

src/game/hexWorld/HexTile.h

@@ -1,50 +0,0 @@
-//
-// Created by sebastian on 07.02.26.
-//
-
-#ifndef HEXTILE_H
-#define HEXTILE_H
-#include <memory>
-
-#include "../../engine/layer/entities/Entity.h"
-#include "../../engine/renderer/model/TexturedModel.h"
-#include "glm/vec2.hpp"
-#include "glm/vec3.hpp"
-#include "glm/ext/quaternion_geometric.hpp"
-
-enum class RessourceType {
-    NONE,
-    WOOD,
-    STONE
-};
-
-struct HexTile {
-    glm::vec3 worldPos;
-    int q, r; //Axiale Koordinaten (hex-Koordinaten)
-    int ownerID = -1;
-    RessourceType resourceType = RessourceType::NONE;
-    float radius;
-    bool isHighlighted = false;
-
-    std::vector<std::shared_ptr<Entity>> entitiesOnTile;
-    std::shared_ptr<Entity> building;
-
-
-    bool intersect(const glm::vec3& rayOrigin, const glm::vec3& rayDirection, glm::vec3& intersectionPoint) const {
-        float t = -rayOrigin.y / rayDirection.y;
-        if (t < 0) return false; // Ray zeigt nach oben, nicht getroffen
-
-        intersectionPoint = rayOrigin + t * rayDirection;
-
-        glm::vec2 diff(intersectionPoint.x - worldPos.x, intersectionPoint.z - worldPos.z);
-        return glm::length(diff) <= radius -0.1f;
-    }
-};
-
-struct HexRenderData {
-    std::shared_ptr<TexturedModel> model;
-    glm::vec3 position;
-    bool highlight = false;
-};
-
-#endif //HEXTILE_H

src/game/hexWorld/Map.cpp

@@ -4,20 +4,13 @@
 
 #include "Map.h"
 
-std::vector<HexRenderData> Map::getTerrainRenderData(const std::shared_ptr<TexturedModel>& hexModel,
-    const std::shared_ptr<TexturedModel>& woodModel, const std::shared_ptr<TexturedModel>& stoneModel) {
-    std::vector<HexRenderData> renderData;
-    renderData.reserve(tiles.size());
-    for (auto& tile : tiles) {
-        HexRenderData data;
-        if (tile.resourceType == RessourceType::WOOD) {
-            data = HexRenderData(woodModel, tile.worldPos, tile.isHighlighted);
-        } else if (tile.resourceType == RessourceType::NONE) {
-            data = HexRenderData(hexModel, tile.worldPos, tile.isHighlighted);
-        } else if (tile.resourceType == RessourceType::STONE) {
-            data =HexRenderData(stoneModel, tile.worldPos, tile.isHighlighted);
+#include "ecs/components/MapEntityComponent.h"
+#include "ecs/components/TileGameplayComponent.h"
+
+void Map::clear(EntityManager &entityManager) {
+    for (EntityID id: entityManager.getAllEntities()) {
+        if (entityManager.getComponent<MapEntityComponent>(id)) {
+            entityManager.destroyEntity(id);
         }
-        renderData.push_back(data);
     }
-    return renderData;
 }

src/game/hexWorld/Map.h

@@ -4,20 +4,21 @@
 
 #ifndef MAP_H
 #define MAP_H
-#include "HexTile.h"
+#include "../../engine/core/ECS/EntityManager.h"
 
 struct Area {
     int id;
-    std::vector<HexTile*> tiles;
+    std::vector<EntityID> tiles;
 };
 
 class Map {
 public:
-    std::vector<Area> areas;
-    std::vector<HexTile> tiles;
+    int width;
+    int height;
 
-    std::vector<HexRenderData> getTerrainRenderData(const std::shared_ptr<TexturedModel> &hexModel, const std::shared_ptr<TexturedModel> &woodModel, const std::shared_ptr<
-                                                    TexturedModel> &stoneModel);
+    std::vector<Area> areas;
+
+    void clear(EntityManager& entityManager);
 };
 
 

src/game/hexWorld/MapGenerator.cpp

@@ -3,3 +3,60 @@
 //
 
 #include "MapGenerator.h"
+
+float MapGenerator::hexRadius = 10.0f;
+
+void MapGenerator::init(Loader &loader, float hexRadius) {
+    MapGenerator::hexRadius = hexRadius;
+    auto hexModelNone = HexModelFactory::createTexturedHexModel(loader, hexRadius, RessourceType::NONE);
+    auto hexModelWood = HexModelFactory::createTexturedHexModel(loader, hexRadius, RessourceType::WOOD);
+    auto hexModelStone = HexModelFactory::createTexturedHexModel(loader, hexRadius, RessourceType::STONE);
+
+    AssetManager::insertGeneratedModel("hexModelNone", std::make_shared<TexturedModel>(hexModelNone));
+    AssetManager::insertGeneratedModel("hexModelWood", std::make_shared<TexturedModel>(hexModelWood));
+    AssetManager::insertGeneratedModel("hexModelStone", std::make_shared<TexturedModel>(hexModelStone));
+}
+
+void MapGenerator::generateHexMap(Map &map, int width, int height, EntityManager &entityManager) {
+     Random random;
+
+        map.clear(entityManager);
+
+        float xOffset = hexRadius * std::sqrt(3.0f);
+        float zOffset = hexRadius * 1.5f;
+
+        for (int r = 0; r < height; ++r) {
+            for (int q = 0; q < width; ++q) {
+                // Pointy-top Hexes
+                float x = xOffset * (q + 0.5f * (r % 2));
+                float z = zOffset * r;
+                glm::vec3 worldPos = glm::vec3(x, 0.0f, z);
+                float radius = hexRadius;
+
+                float randomValue = random.randomFloat(0.0f, 1.0f);
+                RessourceType resourceType = RessourceType::NONE;
+                std::shared_ptr<TexturedModel> hexModel = AssetManager::getModel("hexModelNone");
+                if (randomValue < 0.5f) {
+                    resourceType = RessourceType::WOOD;
+                    ForestTileGenerator forestTileGenerator;
+                    std::vector<EntityID> entities = forestTileGenerator.generateHexTile(entityManager, random, worldPos);
+                    hexModel = AssetManager::getModel("hexModelWood");
+                } else if (randomValue < 0.75f) {
+                    resourceType = RessourceType::STONE;
+                    hexModel = AssetManager::getModel("hexModelStone");
+                }
+
+                EntityID entityID = entityManager.createEntity();
+                const auto transformComponent = std::make_shared<TransformComponent>(worldPos, glm::vec3(0), 1.0f);
+                const auto modelComponent = std::make_shared<ModelComponent>(hexModel);
+                const auto tileHighlightComponent = std::make_shared<TileRenderComponent>(false);
+                const auto tileGameplayComponent = std::make_shared<TileGameplayComponent>(q, r, radius, resourceType);
+
+                entityManager.addComponent(entityID, transformComponent);
+                entityManager.addComponent(entityID, modelComponent);
+                entityManager.addComponent(entityID, tileHighlightComponent);
+                entityManager.addComponent(entityID, tileGameplayComponent);
+                entityManager.addComponent(entityID, std::make_shared<MapEntityComponent>());
+            }
+        }
+}

src/game/hexWorld/MapGenerator.h

@@ -7,48 +7,25 @@
 #include <cmath>
 #include <random>
 
-#include "HexTile.h"
+#include "HexModelFactory.h"
 #include "Map.h"
+#include "../../engine/core/ECS/ModelComponent.h"
+#include "../../engine/core/ECS/TileRenderComponent.h"
+#include "../../engine/core/ECS/TransformComponent.h"
 #include "../../engine/renderer/model/AssetManager.h"
 #include "../../engine/toolbox/Random.h"
+#include "ecs/components/MapEntityComponent.h"
+#include "ecs/components/TileGameplayComponent.h"
 #include "tileGenerator/ForestTileGenerator.h"
 
+
+
 class MapGenerator {
+private:
+    static float hexRadius;
 public:
-    static void generateHexMap(Map& map, int width, int height, float hexRadius, std::vector<std::shared_ptr<Entity>>& mapEntities) {
-        // Zufallsgenerator initialisieren (einmal)
-        Random random;
-
-        map.tiles.clear();
-
-        float xOffset = hexRadius * std::sqrt(3.0f);
-        float zOffset = hexRadius * 1.5f;
-
-        for (int r = 0; r < height; ++r) {
-            for (int q = 0; q < width; ++q) {
-                HexTile tile;
-                tile.q = q;
-                tile.r = r;
-
-                // Pointy-top Hexes
-                float x = xOffset * (q + 0.5f * (r % 2));
-                float z = zOffset * r;
-                tile.worldPos = glm::vec3(x, 0.0f, z);
-                tile.radius = hexRadius;
-
-                float randomValue = random.randomFloat(0.0f, 1.0f);
-                if (randomValue < 0.5f) {
-                    tile.resourceType = RessourceType::WOOD;
-                    ForestTileGenerator forestTileGenerator;
-                    const std::vector<std::shared_ptr<Entity>> forestEntities = forestTileGenerator.generateHexTile(random, tile.worldPos, mapEntities);
-                    tile.entitiesOnTile = forestEntities;
-                } else if (randomValue < 0.75f) {
-                    tile.resourceType = RessourceType::STONE;
-                }
-                map.tiles.push_back(tile);
-            }
-        }
-    }
+    static void init(Loader& loader, float hexRadius);
+    static void generateHexMap(Map& map, int width, int height, EntityManager& entityManager);
 
 private:
 

src/game/hexWorld/RessourceType.h

@@ -0,0 +1,8 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef RESSOURCETYPE_H
+#define RESSOURCETYPE_H
+enum class RessourceType {NONE, WOOD, STONE};
+#endif //RESSOURCETYPE_H

src/game/hexWorld/ecs/components/MapEntityComponent.h

@@ -0,0 +1,14 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef MAPENTITYCOMPONENT_H
+#define MAPENTITYCOMPONENT_H
+
+
+
+struct MapEntityComponent {};
+
+
+
+#endif //MAPENTITYCOMPONENT_H

src/game/hexWorld/ecs/components/TileGameplayComponent.cpp

@@ -0,0 +1,5 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#include "TileGameplayComponent.h"

src/game/hexWorld/ecs/components/TileGameplayComponent.h

@@ -0,0 +1,29 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef TILEGAMEPLAYCOMPONENT_H
+#define TILEGAMEPLAYCOMPONENT_H
+
+#include "../../../../engine/core/ECS/Component.h"
+#include "../../../../engine/core/ECS/EntityManager.h"
+
+
+enum class RessourceType;
+
+class TileGameplayComponent : public Component {
+public:
+    int q, r;
+    float radius;
+    RessourceType ressourceType;
+
+    EntityID buildingEntityID = 0;
+    std::vector<EntityID> entitiesOnTile;
+
+    TileGameplayComponent(int q, int r, float radius, RessourceType ressourceType) : q(q), r(r), radius(radius), ressourceType(ressourceType) {};
+
+};
+
+
+
+#endif //TILEGAMEPLAYCOMPONENT_H

src/game/hexWorld/ecs/systems/TileHighlightSystem.cpp

@@ -0,0 +1,42 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#include "TileHighlightSystem.h"
+
+#include "../../../../engine/core/ECS/TileRenderComponent.h"
+#include "../../../../engine/core/ECS/TransformComponent.h"
+#include "../components/TileGameplayComponent.h"
+#include "../../../../engine/layer/entities/Camera.h"
+
+
+void TileHighlightSystem::update(EntityManager &entityManager, const MousePicker& picker, const Camera& camera) {
+    for (EntityID entityID : entityManager.getAllEntities()) {
+        auto tileRenderComponent = entityManager.getComponent<TileRenderComponent>(entityID);
+        auto transformComponent = entityManager.getComponent<TransformComponent>(entityID);
+        auto tileGameplayComponent = entityManager.getComponent<TileGameplayComponent>(entityID);
+
+        if (!tileRenderComponent || !transformComponent || !tileGameplayComponent) {
+            continue;
+        }
+
+        glm::vec3 rayOrigin = camera.getPosition();
+        glm::vec3 rayDirection = picker.getCurrentRay();
+        glm::vec3 intersectionPoint;
+        if (intersectTile(rayOrigin, rayDirection, transformComponent->position, tileGameplayComponent->radius, intersectionPoint)) {
+            tileRenderComponent->isHighlighted = true;
+        } else {
+            tileRenderComponent->isHighlighted = false;
+        }
+    }
+}
+
+bool TileHighlightSystem::intersectTile(const glm::vec3 &rayOrigin, const glm::vec3 &rayDirection, glm::vec3 worldPos, float hexRadius, glm::vec3& intersectionPoint) {
+    float t = -rayOrigin.y / rayDirection.y;
+    if (t < 0) return false;
+
+    intersectionPoint = rayOrigin + rayDirection * t;
+
+    glm::vec2 diff(intersectionPoint.x - worldPos.x, intersectionPoint.z - worldPos.z);
+    return glm::length(diff) <= hexRadius - 0.1f;
+}

src/game/hexWorld/ecs/systems/TileHighlightSystem.h

@@ -0,0 +1,20 @@
+//
+// Created by sebastian on 08.02.26.
+//
+
+#ifndef TILEHIGHLIGHTSYSTEM_H
+#define TILEHIGHLIGHTSYSTEM_H
+#include "../../../../engine/core/ECS/EntityManager.h"
+#include "../../../../engine/platform/glfw/MousePicker.h"
+class Camera;
+
+class TileHighlightSystem {
+public:
+    void update(EntityManager &entityManager, const MousePicker &picker, const Camera &camera);
+private:
+    bool intersectTile(const glm::vec3 & rayOrigin, const glm::vec3 & rayDirection, glm::vec3 worldPos, float hexRadius, glm::vec3 &interectionPoint);
+};
+
+
+
+#endif //TILEHIGHLIGHTSYSTEM_H

src/game/hexWorld/tileGenerator/ForestTileGenerator.cpp

@@ -4,17 +4,18 @@
 
 #include "ForestTileGenerator.h"
 
+#include "../../../engine/core/ECS/ModelComponent.h"
+#include "../../../engine/core/ECS/TransformComponent.h"
 #include "../../../engine/renderer/model/AssetManager.h"
 #include "glm/detail/func_geometric.inl"
 
 
-std::vector<std::shared_ptr<Entity>> ForestTileGenerator::generateHexTile(Random& random, glm::vec3 tilePos, std::vector<std::shared_ptr<Entity>> &mapEntities) const {
+std::vector<EntityID> ForestTileGenerator::generateHexTile(EntityManager& em, Random& random, glm::vec3 tilePos) const {
     int treeCount = random.randomInt(minTreeCount, maxTreeCount);
-
-    std::vector<std::shared_ptr<Entity>> entitiesOnTile;
     std::shared_ptr<TexturedModel> treeModel = AssetManager::getModel("lowPolyTree");
     std::shared_ptr<TexturedModel> treeModel2 = AssetManager::getModel("lowPolyTree2");
     std::vector<std::shared_ptr<TexturedModel>> treeModels = {treeModel, treeModel2};
+    std::vector<EntityID> entitiyIDs;
     for (int i = 0; i < treeCount; ++i) {
         glm::vec3 treePos;
         bool validPos = false;
@@ -28,21 +29,30 @@ std::vector<std::shared_ptr<Entity>> ForestTileGenerator::generateHexTile(Random
             treePos.z += random.randomFloat(-hexRadius * 0.5f, hexRadius * 0.5f);
 
             validPos = true;
-            for (const auto& otherTree : entitiesOnTile) {
-                if (glm::distance(treePos, otherTree->getPosition()) < minDistance) {
+            for (const auto& otherTreeID : entitiyIDs) {
+                const auto otherTree = em.getComponent<TransformComponent>(otherTreeID);
+                if (otherTree) {
+                    if (glm::distance(treePos, otherTree->position) < minDistance) {
                         validPos = false;
                         break;
                     }
                 }
+
+            }
             attempts++;
         }
 
         if (!validPos) continue; // zu viele Versuche, überspringen
 
         int treeModelIndex = random.randomInt(0, static_cast<int>(treeModels.size()-1));
-        auto treeEntity = std::make_shared<Entity>(treeModels[treeModelIndex], treePos, 0, 0, 0, 1.f);
-        mapEntities.push_back(treeEntity);
-        entitiesOnTile.push_back(treeEntity);
+
+        const auto transformComponent = std::make_shared<TransformComponent>(treePos, glm::vec3(0), 1.f);
+        const auto modelComponent = std::make_shared<ModelComponent>(treeModels[treeModelIndex]);
+
+        const EntityID entityID = em.createEntity();
+        em.addComponent(entityID, transformComponent);
+        em.addComponent(entityID, modelComponent);
+        entitiyIDs.push_back(entityID);
     }
-    return entitiesOnTile;
+    return entitiyIDs;
 }

src/game/hexWorld/tileGenerator/ForestTileGenerator.h

@@ -9,7 +9,7 @@
 
 class ForestTileGenerator : public HexTileGeneratorStrategy {
 public:
-    std::vector<std::shared_ptr<Entity>> generateHexTile(Random& random, glm::vec3 tilePos, std::vector<std::shared_ptr<Entity>>& mapEntities) const override;
+    std::vector<EntityID> generateHexTile(EntityManager& em, Random& random, glm::vec3 tilePos) const override;
 private:
     const int minTreeCount = 3;
     const int maxTreeCount = 5;

src/game/hexWorld/tileGenerator/HexTileGeneratorStrategy.h

@@ -7,6 +7,7 @@
 #include <memory>
 #include <vector>
 
+#include "../../../engine/core/ECS/EntityManager.h"
 #include "../../../engine/layer/entities/Entity.h"
 #include "../../../engine/toolbox/Random.h"
 
@@ -15,7 +16,7 @@ class HexTileGeneratorStrategy {
 public:
     virtual ~HexTileGeneratorStrategy() = default;
 
-    virtual std::vector<std::shared_ptr<Entity>> generateHexTile(Random& random, glm::vec3 tilePos, std::vector<std::shared_ptr<Entity>>& mapEntities) const = 0;
+    virtual std::vector<EntityID> generateHexTile(EntityManager& em, Random& random, glm::vec3 tilePos) const = 0;
 };