Implement bomb's explosion

scenes/editor_scene.c

@@ -660,6 +660,7 @@ void init_level_scene(LevelScene_t* scene)
     sc_array_add(&scene->scene.systems, &state_transition_update_system);
     sc_array_add(&scene->scene.systems, &player_ground_air_transition_system);
     sc_array_add(&scene->scene.systems, &container_destroy_system);
+    sc_array_add(&scene->scene.systems, &lifetimer_update_system);
     sc_array_add(&scene->scene.systems, &sprite_animation_system);
     sc_array_add(&scene->scene.systems, &camera_update_system);
     sc_array_add(&scene->scene.systems, &player_dir_reset_system);

scenes/ent_impl.h

@@ -18,5 +18,6 @@ Entity_t* create_crate(EntityManager_t* ent_manager, Assets_t* assets, bool meta
 Entity_t* create_boulder(EntityManager_t* ent_manager, Assets_t* assets);
 Entity_t* create_arrow(EntityManager_t* ent_manager, Assets_t* assets, uint8_t dir);
 Entity_t* create_bomb(EntityManager_t* ent_manager, Assets_t* assets, Vector2 launch_dir);
+Entity_t* create_explosion(EntityManager_t* ent_manager, Assets_t* assets);
 
 #endif // __ENT_IMPL_H

scenes/game_systems.c

@@ -1829,6 +1829,9 @@ void container_destroy_system(Scene_t* scene)
                 case CONTAINER_BOMB:
                     new_ent = create_bomb(&scene->ent_manager, &scene->engine->assets, (Vector2){0, -1});
                 break;
+                case CONTAINER_EXPLOSION:
+                    new_ent = create_explosion(&scene->ent_manager, &scene->engine->assets);
+                break;
                 default:
                     new_ent = NULL;
                 break;
@@ -1837,12 +1840,28 @@ void container_destroy_system(Scene_t* scene)
             {
                 CTransform_t* new_p_ct = get_component(new_ent, CTRANSFORM_COMP_T);
                 CTransform_t* p_ct = get_component(p_ent, CTRANSFORM_COMP_T);
-                memcpy(&new_p_ct->position, &p_ct->position, sizeof(Vector2));
+                new_p_ct->position = Vector2Add(new_p_ct->position, p_ct->position);
             }
         }
     }
 }
 
+void lifetimer_update_system(Scene_t* scene)
+{
+    LevelSceneData_t* data = &(CONTAINER_OF(scene, LevelScene_t, scene)->data);
+    TileGrid_t tilemap = data->tilemap;
+    unsigned int ent_idx;
+    CLifeTimer_t* p_lifetimer;
+    sc_map_foreach(&scene->ent_manager.component_map[CLIFETIMER_T], ent_idx, p_lifetimer)
+    {
+        p_lifetimer->life_time--;
+        if (p_lifetimer->life_time == 0)
+        {
+            remove_entity_from_tilemap(&scene->ent_manager, &tilemap, get_entity(&scene->ent_manager, ent_idx));
+        }
+    }
+}
+
 void sprite_animation_system(Scene_t* scene)
 {
     unsigned int ent_idx;

scenes/game_systems.h

@@ -23,6 +23,7 @@ void camera_update_system(Scene_t* scene);
 void container_destroy_system(Scene_t* scene);
 void player_dir_reset_system(Scene_t* scene);
 void player_respawn_system(Scene_t* scene);
+void lifetimer_update_system(Scene_t* scene);
 void spike_collision_system(Scene_t* scene);
 
 

scenes/items_ent.c

@@ -95,15 +95,41 @@ Entity_t* create_bomb(EntityManager_t* ent_manager, Assets_t* assets, Vector2 la
     add_component(p_bomb, CMOVEMENTSTATE_T);
     CHitBoxes_t* p_hitbox = add_component(p_bomb, CHITBOXES_T);
     p_hitbox->n_boxes = 1;
-    p_hitbox->boxes[0] = (Rectangle){0, 0, TILE_SIZE, TILE_SIZE};
+    p_hitbox->boxes[0] = (Rectangle){0, 0, 25, 25};
 
     p_hitbox->atk = 0;
     p_hitbox->one_hit = true;
 
+    CContainer_t* p_container = add_component(p_bomb, CCONTAINER_T);
+    p_container->item = CONTAINER_EXPLOSION;
+
     CTransform_t* p_ctransform = add_component(p_bomb, CTRANSFORM_COMP_T);
     p_ctransform->active = true; 
     p_ctransform->movement_mode = REGULAR_MOVEMENT;
+    p_ctransform->position.x += (TILE_SIZE - 25) / 2;
+    p_ctransform->position.y += (TILE_SIZE - 25) / 2;
 
     p_ctransform->velocity = Vector2Scale(Vector2Normalize(launch_dir), 500);
     return p_bomb;
 }
+
+Entity_t* create_explosion(EntityManager_t* ent_manager, Assets_t* assets)
+{
+    Entity_t* p_explosion = add_entity(ent_manager, DESTRUCTABLE_ENT_TAG);
+    add_component(p_explosion, CTILECOORD_COMP_T);
+    CHitBoxes_t* p_hitbox = add_component(p_explosion, CHITBOXES_T);
+    p_hitbox->n_boxes = 1;
+
+    p_hitbox->atk = 3;
+
+    CTransform_t* p_ctransform = add_component(p_explosion, CTRANSFORM_COMP_T);
+    p_ctransform->movement_mode = KINEMATIC_MOVEMENT;
+    p_ctransform->active = true;
+    p_ctransform->position.x -= 15;
+    p_ctransform->position.y -= 15;
+    p_hitbox->boxes[0] = (Rectangle){0, 0, TILE_SIZE + 30, TILE_SIZE + 30};
+
+    CLifeTimer_t* p_clifetimer = add_component(p_explosion, CLIFETIMER_T);
+    p_clifetimer->life_time = 3;
+    return p_explosion;
+}