ADD: Trees on Forest Tiles

src/game/GameLayer.cpp

@@ -27,10 +27,13 @@ void GameLayer::onAttach()
     mousePicker = std::make_unique<MousePicker>(renderer->getProjectionMatrix(), MathUtils::createViewMatrix(*camera));
 
     //Map Generation
-    hexModelDefault = std::make_shared<TexturedModel>(HexModelFactory::createTexturedHexModel(loader, 1.0f, RessourceType::NONE));
-    hexModelWood = std::make_shared<TexturedModel>(HexModelFactory::createTexturedHexModel(loader, 1.0f, RessourceType::WOOD));
+    hexModelDefault = std::make_shared<TexturedModel>(HexModelFactory::createTexturedHexModel(loader, 10.0f, RessourceType::NONE));
+    hexModelWood = std::make_shared<TexturedModel>(HexModelFactory::createTexturedHexModel(loader, 10.0f, RessourceType::WOOD));
     map = std::make_unique<Map>();
-    MapGenerator::generateHexMap(*map, 10,10,1.f);
+
+    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, treeModel);
     printf("Generated Terrain with %lu Tiles!\n", map->tiles.size());
 }
 
@@ -55,6 +58,9 @@ void GameLayer::onUpdate()
     camera->move(moveDir, 0.5f);
 
     renderer->submitEntity(entity.get());
+    for (const auto& entity : mapEntities) {
+        renderer->submitEntity(entity.get());
+    }
 
     for (HexTile& tile : map->tiles) {
         glm::vec3 intersectionPoint;

src/game/GameLayer.h

@@ -34,6 +34,12 @@ private:
 
     std::shared_ptr<TexturedModel> hexModelDefault;
     std::shared_ptr<TexturedModel> hexModelWood;
+
+    std::vector<std::shared_ptr<Entity>> tileEntities;
+    std::shared_ptr<TexturedModel> treeModel;
+    std::unique_ptr<Entity> treeEntity;
+
+    std::vector<std::shared_ptr<Entity>> mapEntities;
     std::unique_ptr<Map> map;
 };
 

src/game/hexWorld/HexTile.h

@@ -6,6 +6,7 @@
 #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"
@@ -24,6 +25,9 @@ struct HexTile {
     float radius;
     bool isHighlighted = false;
 
+    std::vector<std::shared_ptr<Entity>> entitiesOnTile;
+
+
     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

src/game/hexWorld/MapGenerator.h

@@ -12,7 +12,7 @@
 
 class MapGenerator {
 public:
-    static void generateHexMap(Map& map, int width, int height, float hexRadius) {
+    static void generateHexMap(Map& map, int width, int height, float hexRadius, std::vector<std::shared_ptr<Entity>>& mapEntities, const std::shared_ptr<TexturedModel>& treeModel) {
         // Zufallsgenerator initialisieren (einmal)
         std::random_device rd;  // Zufälliger Seed
         std::mt19937 gen(rd()); // Mersenne Twister Generator
@@ -39,6 +39,21 @@ public:
                 float randomValue = dis(gen);
                 if (randomValue < 0.5f) {
                     tile.resourceType = RessourceType::WOOD;
+
+                    int treeCount = 3 + (int) (dis(gen) * 3);
+                    std::uniform_real_distribution<float> offsetDis(-hexRadius * 0.5f, hexRadius * 0.5f);
+
+                    for (int i = 0; i < treeCount; ++i) {
+                        glm::vec3 treePos = tile.worldPos;
+                        treePos.x += offsetDis(gen);
+                        treePos.z += offsetDis(gen);
+
+                        std::shared_ptr<Entity> treeEntity = std::make_shared<Entity>(Entity(treeModel, treePos, 0,0,0,.4f));
+
+                        mapEntities.push_back(treeEntity);
+                        tile.entitiesOnTile.push_back(treeEntity);
+                    }
+
                 }
 
                 map.tiles.push_back(tile);