diff --git a/include/app.h b/include/app.h
index c91a89f..f1e79e5 100644
--- a/include/app.h
+++ b/include/app.h
@@ -1,202 +1,21 @@
-#ifndef APPTYPES_H
-#define APPTYPES_H
+#ifndef APP_H
+#define APP_H
 
-// INCLUDES//
-#include <engine.h>
 #include <raylib.h>
 
-// DEFINES//
-#define TEXT_COLOR_DARK (Color){182, 137, 98, 255}
-#define TEXT_COLOR_LIGHT (Color){243, 229, 194, 255}
-#define STORAGE_DATA_FILE "save1.data"
+#include "appCore.h"
+#include "collisions.h"
+#include "engineAssets.h"
+#include "engineCamera.h"
+#include "engineConfig.h"
+#include "engineFont.h"
+#include "engineWindow.h"
+#include "game.h"
+#include "gameover.h"
+#include "logo.h"
+#include "menu.h"
 
-// ENUMS//
-typedef enum {
-  MENU_CURSOR_TEX,
-  MENU_BIG_BUTTONS_TEX,
-  MENU_BOARD_TEX,
-  MENU_CLOUD_BACKGROUND,
-  MENU_CLOUD_MIDGROUND,
-  MENU_CLOUD_FOREGROUND,
-  MENU_TEX_COUNT
-} MenuTextureID;
-
-typedef enum { MENU_MUSIC, MENU_SOUNDTRACK_COUNT } MenuSoundtrackID;
-
-typedef enum { HOVER_SOUND, CLICK_SOUND, MENU_SOUND_COUNT } MenuSoundID;
-
-typedef enum MenuView { MAIN = 0, SETTINGS = 1 } MenuView;
-
-typedef enum { START_SHIP, PLAYER_TEX_COUNT } playerTextureID;
-
-typedef enum { ANCHOR, SLOW_AHEAD, FAST_AHEAD, SPEED_COUNT } playerSpeedID;
-
-typedef enum { ISLAND, ISLANDS_TEX_COUNT } islandsTextureID;
-
-typedef enum { POST_FX, SHADER_COUNT } ShaderID;
-
-typedef enum { GAMEPLAY_THEME, AMBIENT, SOUNDTRACK_COUNT } SoundtrackID;
-
-typedef enum View { LOGO = 0, MENU = 1, GAMEPLAY = 2 } View;
-
-typedef enum {
-  STORAGE_POSITION_GOLD = 0,
-  STORAGE_POSITION_POSX = 1,
-  STORAGE_POSITION_POSY = 2,
-  STORAGE_POSITION_ROTATION = 3
-} StorageData;
-
-// STRUCTS//
-typedef struct {
-  int frameCounter;
-  int positionX;
-  int positionY;
-  int lettersCount;
-  int topSideRecWidth;
-  int leftSideRecHeight;
-  int bottomSideRecWidth;
-  int rightSideRecHeight;
-  int state;
-  float alpha;
-} LogoState;
-
-typedef struct {
-  Sprite sprite;
-  float scrolling;
-  float scale;
-  float scrollSpeed;
-  Vector2 pos;
-} Background;
-
-typedef struct {
-  Assets assets;
-  Mouse mouse;
-  Texture2D textures[MENU_TEX_COUNT];
-  Sound sounds[MENU_SOUND_COUNT];
-  Soundtrack soundtracks[MENU_SOUNDTRACK_COUNT];
-  ImageElement board;
-  ImageButton playButton;
-  ImageButton quitButton;
-  ImageButton settingsButton;
-  int menuScale;
-  Background background;
-  Background midground;
-  Background foreground;
-} MenuMain;
-
-typedef struct {
-  Button showFPS;
-  Button limitFPS;
-  Button soundtrackOn;
-} MenuSettings;
-
-typedef struct {
-  MenuView menuView;
-  MenuMain menuMain;
-  MenuSettings menuSettings;
-} MenuState;
-
-typedef struct {
-  Sprite sprite;
-  Rectangle bounds;
-  Shader shader;
-  float time;
-} Floor;
-
-typedef struct {
-  Sprite sprite;
-  Animation animation;
-  Physics physics;
-  float rotation;
-  Sound soundFlapping;
-  int health;
-  int gold;
-} Player;
-
-typedef enum { BOAT, ENEMIES_TEX_COUNT } enemiesTextureID;
-
-typedef enum { START, SHIP_COUNT } shipID;
-
-typedef struct {
-  int id;
-  char *assetPath;
-  int frameSize;
-  int speed0;
-  int speed1;
-  int speed2;
-  int rotationSpeed;
-} Ship;
-
-#define MAX_ENEMIES 100
-
-typedef struct {
-  Config config;
-  int count;
-  Sprite sprite[MAX_ENEMIES];
-  Animation animation[MAX_ENEMIES];
-  Physics physics[MAX_ENEMIES];
-  bool arrived[MAX_ENEMIES];
-  Vector2 destPos[MAX_ENEMIES];
-  bool alive[MAX_ENEMIES];
-} Enemies;
-
-typedef enum { FLYING, BIRDS_TEX_COUNT } birdsTextureID;
-
-#define MAX_BIRDS 100
-
-typedef struct {
-  int count;
-  Sprite sprite[MAX_BIRDS];
-  Animation animation[MAX_BIRDS];
-  Physics physics[MAX_BIRDS];
-  bool arrived[MAX_BIRDS];
-  Vector2 destPos[MAX_BIRDS];
-} Birds;
-
-typedef struct {
-  Sprite sprite;
-  Animation animation;
-  Physics physics;
-} Islands;
-
-#define MAX_PROJECTILES 100
-typedef struct {
-  int count;
-  Physics physics[MAX_PROJECTILES];
-  bool active[MAX_PROJECTILES];
-  float radius[MAX_PROJECTILES];
-  Color color[MAX_PROJECTILES];
-  Sound soundShooting[MAX_PROJECTILES];
-  Sound soundImpact[MAX_PROJECTILES];
-} Projectiles;
-
-typedef struct {
-  Assets assets;
-  PostProcessing postFX[SHADER_COUNT];
-  Soundtrack soundtracks[SOUNDTRACK_COUNT];
-  RenderTexture2D target;
-  Floor floor;
-  Birds birds;
-  Enemies enemies;
-  Islands islands;
-  Mouse mouse;
-  Image image;
-  Projectiles projectiles;
-} GameState;
-
-typedef struct {
-  View currentView;
-  bool running;
-  bool gameStarted;
-} State;
-
-typedef struct {
-  bool showFPS;
-  bool limitFPS;
-  bool soundtrackOn;
-} Flags;
-
-typedef struct {
+struct App {
   Config config;
   State state;
   Flags flags;
@@ -205,75 +24,11 @@ typedef struct {
   LogoState logo;
   MenuState menu;
   GameState game;
-} App;
-
-// FUNCTIONS//
-void InitLogo(LogoState *l);
-void UpdateLogo(LogoState *l, View *currentView, bool *running);
-void RenderLogo(const LogoState *l, Flags *flags);
-
-void InitBackground(float scrollSpeed, Background *bg, Texture2D *texture,
-                    const TextureAsset *backgroundAsset);
-void UpdateBackground(Background *bg);
-void RenderBackground(Background *bg);
-
-void InitMenuMain(MenuMain *m);
-void UpdateMenuMain(MenuMain *m, State *state, Flags *flags,
-                    MenuView *menuView);
-void RenderMenuMain(MenuMain *m, Font *font, const char *title, Flags *flags);
-void CleanupMenuMain(MenuMain *m);
-
-void InitMenuSettings(MenuSettings *s);
-void UpdateMenuSettings(MenuSettings *s, MenuView *menuView, State *state,
-                        Flags *flags);
-void RenderMenuSettings(MenuSettings *s, Flags *flags);
-void CleanupMenuSettings(MenuSettings *s);
-
-void InitMenu(MenuState *m);
-void UpdateMenu(MenuState *m, State *state, Flags *flags);
-void RenderMenu(MenuState *m, Font *font, const char *title, Flags *flags);
-void CleanupMenu(MenuState *m);
-
-Floor CreateFloor(void);
-void UpdateFloor(Floor *floor);
-void RenderFloor(Floor *floor);
-void UnloadFloor(Floor *floor);
-
-playerSpeedID GetPlayerSpeedID(float speed);
-Player *GetPlayer(void);
-void CreatePlayer(void);
-void UpdatePlayer(void);
-void RenderPlayer(void);
-
-Enemies CreateEnemies(void);
-void UpdateEnemies(Enemies *enemies);
-void RenderEnemies(Enemies *enemies);
-
-Birds CreateBirds(void);
-void UpdateBirds(Birds *birds);
-void RenderBirds(Birds *birds);
-
-Islands CreateIslands(void);
-void UpdateIslands(Islands *islands);
-void RenderIslands(Islands *islands);
-
-Projectiles CreateProjectiles(void);
-void UpdateProjectiles(Projectiles *projectiles, Enemies *enemies);
-void RenderProjectiles(Projectiles *projectiles);
-
-void CheckPlayerCollisions(Player *player, Enemies *enemies);
-void CheckEnemyCollisions(Enemies *enemies);
-void CheckProjectileCollisions(Projectiles *projectiles, Enemies *enemies,
-                               Player *player);
-
-void InitGame(App *app);
-void UpdateGame(App *app);
-void RenderComponents(App *app);
-void RenderOverlay(Mouse *mouse);
-void RenderGame(App *app);
-void CleanupGame(App *app);
+  GameOverState gameOver;
+};
 
 void OnEscapeChangeView(App *app, View view);
+void OnBoolChangeView(bool flag, App *app, View view);
 void OnWindowClosedStoppApp(App *app);
 
 void ConfigApp(App *app);
@@ -281,4 +36,4 @@ void InitApp(App *app);
 void UpdateApp(App *app);
 void CleanupApp(App *app);
 
-#endif // APPTYPES_H
+#endif
diff --git a/include/appCore.h b/include/appCore.h
new file mode 100644
index 0000000..39922a7
--- /dev/null
+++ b/include/appCore.h
@@ -0,0 +1,42 @@
+#ifndef APP_CORE_H
+#define APP_CORE_H
+
+#include <raylib.h>
+#include <stdbool.h>
+
+typedef struct App App;
+
+#define TEXT_COLOR_DARK (Color){182, 137, 98, 255}
+#define TEXT_COLOR_LIGHT (Color){243, 229, 194, 255}
+#define STORAGE_DATA_FILE "save1.data"
+
+typedef enum View { LOGO = 0, MENU = 1, GAMEPLAY = 2, GAMEOVER = 3 } View;
+
+typedef enum {
+  ACTION_FORWARD,
+  ACTION_BACKWARD,
+  ACTION_TURN_LEFT,
+  ACTION_TURN_RIGHT,
+  ACTION_FIRE_PORT,
+  ACTION_FIRE_STARBOARD,
+  ACTION_BACK,
+  ACTION_COUNT
+} GameAction;
+
+typedef struct {
+  View currentView;
+  bool running;
+  bool gameStarted;
+  bool restartRequested;
+} State;
+
+typedef struct {
+  bool showFPS;
+  bool limitFPS;
+  bool soundtrackOn;
+} Flags;
+
+bool IsGameActionPressed(GameAction action);
+bool IsGameActionDown(GameAction action);
+
+#endif
diff --git a/include/birds.h b/include/birds.h
new file mode 100644
index 0000000..c235fe7
--- /dev/null
+++ b/include/birds.h
@@ -0,0 +1,28 @@
+#ifndef BIRDS_H
+#define BIRDS_H
+
+#include <raylib.h>
+#include <stdbool.h>
+
+#include "engineAnimation.h"
+#include "enginePhysics.h"
+#include "engineSprite.h"
+
+typedef enum { FLYING, BIRDS_TEX_COUNT } BirdsTextureID;
+
+#define MAX_BIRDS 100
+
+typedef struct {
+  int count;
+  Sprite sprite[MAX_BIRDS];
+  Animation animation[MAX_BIRDS];
+  Physics physics[MAX_BIRDS];
+  bool arrived[MAX_BIRDS];
+  Vector2 destPos[MAX_BIRDS];
+} Birds;
+
+Birds CreateBirds(Camera2D *camera);
+void UpdateBirds(Birds *birds, Camera2D *camera);
+void RenderBirds(Birds *birds);
+
+#endif
diff --git a/include/clouds.h b/include/clouds.h
new file mode 100644
index 0000000..12aeae6
--- /dev/null
+++ b/include/clouds.h
@@ -0,0 +1,18 @@
+#ifndef CLOUDS_H
+#define CLOUDS_H
+
+#include <raylib.h>
+
+typedef struct {
+  Shader shader;
+  float time;
+  float coverage;
+} Clouds;
+
+Clouds CreateClouds(void);
+void UpdateClouds(Clouds *clouds, float deltaTime);
+void RenderCloudShadows(Clouds *clouds, Camera2D *camera);
+void RenderClouds(Clouds *clouds, Camera2D *camera);
+void UnloadClouds(Clouds *clouds);
+
+#endif
diff --git a/include/collisions.h b/include/collisions.h
new file mode 100644
index 0000000..ae5aa07
--- /dev/null
+++ b/include/collisions.h
@@ -0,0 +1,15 @@
+#ifndef COLLISIONS_H
+#define COLLISIONS_H
+
+#include "player.h"
+#include "enemies.h"
+#include "terrain.h"
+#include "projectiles.h"
+
+void CheckPlayerCollisions(Player *player, Enemies *enemies);
+void CheckEnemyCollisions(Enemies *enemies);
+void CheckProjectileCollisions(Projectiles *projectiles, Enemies *enemies,
+                               Player *player);
+void CheckTerrainCollisions(Player *player, Enemies *enemies, Terrain *terrain);
+
+#endif // COLLISIONS_H
diff --git a/include/enemies.h b/include/enemies.h
new file mode 100644
index 0000000..2fb8912
--- /dev/null
+++ b/include/enemies.h
@@ -0,0 +1,43 @@
+#ifndef ENEMIES_H
+#define ENEMIES_H
+
+#include <raylib.h>
+#include <stdbool.h>
+
+#include "engineAnimation.h"
+#include "enginePhysics.h"
+#include "engineSprite.h"
+#include "pathfinding.h"
+#include "player.h"
+#include "projectiles.h"
+#include "terrain.h"
+#include "wake.h"
+
+typedef enum { BOAT, ENEMIES_TEX_COUNT } EnemiesTextureID;
+
+#define MAX_ENEMIES 100
+
+typedef struct {
+  int count;
+  Sprite sprite[MAX_ENEMIES];
+  Animation animation[MAX_ENEMIES];
+  Physics physics[MAX_ENEMIES];
+  bool arrived[MAX_ENEMIES];
+  Vector2 destPos[MAX_ENEMIES];
+  Vector2 path[MAX_ENEMIES][PATH_MAX_WAYPOINTS];
+  int pathLength[MAX_ENEMIES];
+  int pathIndex[MAX_ENEMIES];
+  bool alive[MAX_ENEMIES];
+  float reloadTimer[MAX_ENEMIES];
+  float destinationCooldown[MAX_ENEMIES];
+  bool chasing[MAX_ENEMIES];
+  float chaseRepathTimer[MAX_ENEMIES];
+  WakeTrail wakeTrail[MAX_ENEMIES];
+} Enemies;
+
+Enemies CreateEnemies(Camera2D *camera, Terrain *terrain);
+void UpdateEnemies(Enemies *enemies, Camera2D *camera, Projectiles *projectiles, Player *player,
+                   Terrain *terrain);
+void RenderEnemies(Enemies *enemies);
+
+#endif
diff --git a/include/engine.h b/include/engine.h
index 61acc35..e2983ae 100644
--- a/include/engine.h
+++ b/include/engine.h
@@ -118,6 +118,13 @@ typedef struct {
   float weight;
 } Physics;
 
+typedef struct {
+  bool overlapping;
+  bool hasDirection; // false when centers coincide, direction/overlap unset
+  Vector2 direction;  // normalized, points from B to A
+  float overlap;
+} CircleCollision;
+
 typedef struct {
   Shader shader;
   int resolutionLoc;
@@ -152,13 +159,12 @@ void UpdateArray(Array *array, void (*updateFunc)(void *));
 void RenderArray(Array *array, void (*renderFunc)(void *));
 void FreeArray(Array **array);
 
-Camera2D *GetCamera(void);
-Rectangle GetCameraRectangle(void);
-void CreateCamera(Vector2 playerPosition, float initZoom);
-void UpdateCameraTarget(Vector2 *position, const float smoothness);
-void UpdateCameraZoom(const float *scaleFactor, const float *minZoom,
+Rectangle GetCameraRectangle(Camera2D *camera);
+Camera2D CreateCamera(Vector2 playerPosition, float initZoom);
+void UpdateCameraTarget(Camera2D *camera, Vector2 *position, const float smoothness);
+void UpdateCameraZoom(Camera2D *camera, const float *scaleFactor, const float *minZoom,
                       const float *maxZoom);
-void UpdateCamera2D(Vector2 *position, Mouse *mouse);
+void UpdateCamera2D(Camera2D *camera, Vector2 *position, Mouse *mouse);
 
 void InitConfig(Config *config, const char *path);
 int GetConfigInt(Config *config, const char *key);
@@ -182,6 +188,10 @@ ImageButton CreateImageButton(ButtonState state, Texture2D *texture,
                               const TextureAsset *asset, Vector2 *source,
                               Vector2 *clicked, Vector2 *hover,
                               Rectangle *destRec);
+ImageButton CreateMenuButton(Texture2D *texture, const TextureAsset *asset,
+                             int textureRow, int screenRank, int buttonWidth,
+                             int buttonHeight, Vector2 windowCenter,
+                             int buttonSpacing);
 ImageElement CreateImageElement(Texture2D *texture, const TextureAsset *asset,
                                 Vector2 *source, Rectangle *destRec);
 int isImageButtonClicked(ImageButton *b, Sound soundHover, Sound soundClick);
@@ -195,7 +205,7 @@ void renderButton(Button *b);
 Mouse CreateMouse(float zoomSpeed, float minZoom, float maxZoom,
                   Texture2D *texture);
 void UpdateMouseScreen(Mouse *mouse);
-void UpdateMouse(Mouse *mouse);
+void UpdateMouse(Mouse *mouse, Camera2D *camera);
 Vector2 GetDirectionVector(void);
 
 ObjectArray CreateObjectArray(const Object *prototype, const size_t count);
@@ -220,6 +230,9 @@ void UpdatePhysicsPosition(Vector2 *position, Vector2 *velocity);
 void UpdatePhysicsSpeed(float *speed, float *newSpeed);
 void UpdatePhysics(Physics *physics, Vector2 direction);
 
+CircleCollision CheckCircleCollision(Vector2 posA, float radiusA,
+                                     Vector2 posB, float radiusB);
+
 PostProcessing CreatePostFX(const char *shaderPath);
 void UpdatePostFX(PostProcessing *postFX);
 void RenderPostFX(PostProcessing *postFX, RenderTexture2D *target);
@@ -243,7 +256,11 @@ float Cross2D(Vector2 a, Vector2 b);
 Vector2 GetPositionInsideRectangle(Rectangle rec);
 Vector2 GetPositionOutsideRectangle(Rectangle rec, int min, int max);
 
-bool SaveStorageValue(const char *fileName, unsigned int position, int value);
-int LoadStorageValue(const char *fileName, unsigned int position);
+bool SaveStorageData(const char *fileName, int version, const void *data, unsigned int dataSize);
+bool LoadStorageData(const char *fileName, int expectedVersion, void *data, unsigned int dataSize);
+
+Texture2D LoadTextureCached(const char *path);
+Sound LoadSoundCached(const char *path);
+void UnloadCachedAssets(void);
 
 #endif // ENGINE_H
diff --git a/include/engineAnimation.h b/include/engineAnimation.h
new file mode 100644
index 0000000..4c3736d
--- /dev/null
+++ b/include/engineAnimation.h
@@ -0,0 +1,15 @@
+#ifndef ENGINE_ANIMATION_H
+#define ENGINE_ANIMATION_H
+
+typedef struct {
+  int state;
+  int currentFrame;
+  int maxFrame;
+  int framesCounter;
+  int framesSpeed;
+  float animTimer;
+} Animation;
+
+void UpdateAnimation(Animation *animation, float deltaTime);
+
+#endif
diff --git a/include/engineArray.h b/include/engineArray.h
new file mode 100644
index 0000000..16abcfb
--- /dev/null
+++ b/include/engineArray.h
@@ -0,0 +1,50 @@
+#ifndef ENGINE_ARRAY_H
+#define ENGINE_ARRAY_H
+
+#include "engineSprite.h"
+#include "enginePhysics.h"
+#include "engineVector.h"
+#include <raylib.h>
+#include <stddef.h>
+
+typedef struct {
+  void **elements;
+  unsigned int count;
+  unsigned int capacity;
+} Array;
+
+typedef struct {
+  Sprite sprite;
+  Vector2 position;
+} Object;
+
+typedef struct {
+  Object *data;
+  const Object *prototype;
+  size_t count;
+} ObjectArray;
+
+Array *CreateArray(unsigned int initCapacity);
+int AddElementToArray(Array *array, void *element);
+int RemoveElementFromArray(Array *array, unsigned int index);
+void *GetRandomElementFromArray(Array *array);
+void UpdateArray(Array *array, void (*updateFunc)(void *));
+void RenderArray(Array *array, void (*renderFunc)(void *));
+void FreeArray(Array **array);
+
+ObjectArray CreateObjectArray(const Object *prototype, const size_t count);
+Object *GetRandomObject(ObjectArray *objects);
+void AddObjectToArray(ObjectArray *objects, const Object *prototype,
+                      Vector2 position);
+void SetPositionForObjectArray(ObjectArray *objects,
+                               const Vector2Array *positions);
+void SetRandomPositionForObjectArray(ObjectArray *objects,
+                                     const Rectangle bounds);
+void SwapAndPopObjectsArrayOnRecCollision(ObjectArray *objects,
+                                          const Rectangle rec);
+void SwapAndPopObjectsArrayOnPointCollision(ObjectArray *objects,
+                                            const Vector2 point);
+Vector2 GetDirectionToObject(Object *object, Vector2 position);
+void RenderObjectArray(const ObjectArray *objects);
+
+#endif // ENGINE_ARRAY_H
diff --git a/include/engineAssets.h b/include/engineAssets.h
new file mode 100644
index 0000000..50ca459
--- /dev/null
+++ b/include/engineAssets.h
@@ -0,0 +1,10 @@
+#ifndef ENGINE_ASSETS_H
+#define ENGINE_ASSETS_H
+
+#include <raylib.h>
+
+Texture2D LoadTextureCached(const char *path);
+Sound LoadSoundCached(const char *path);
+void UnloadCachedAssets(void);
+
+#endif // ENGINE_ASSETS_H
diff --git a/include/engineCamera.h b/include/engineCamera.h
new file mode 100644
index 0000000..908d12e
--- /dev/null
+++ b/include/engineCamera.h
@@ -0,0 +1,14 @@
+#ifndef ENGINE_CAMERA_H
+#define ENGINE_CAMERA_H
+
+#include "engineInput.h"
+#include <raylib.h>
+
+Rectangle GetCameraRectangle(Camera2D *camera);
+Camera2D CreateCamera(Vector2 playerPosition, float initZoom);
+void UpdateCameraTarget(Camera2D *camera, Vector2 *position, const float smoothness);
+void UpdateCameraZoom(Camera2D *camera, const float *scaleFactor, const float *minZoom,
+                      const float *maxZoom);
+void UpdateCamera2D(Camera2D *camera, Vector2 *position, Mouse *mouse);
+
+#endif // ENGINE_CAMERA_H
diff --git a/include/engineConfig.h b/include/engineConfig.h
new file mode 100644
index 0000000..78792e2
--- /dev/null
+++ b/include/engineConfig.h
@@ -0,0 +1,25 @@
+#ifndef ENGINE_CONFIG_H
+#define ENGINE_CONFIG_H
+
+#include <stdbool.h>
+#include <rini.h>
+
+typedef struct {
+  char *path;
+  rini_data rini;
+} Config;
+
+void InitConfig(Config *config, const char *path);
+int GetConfigInt(Config *config, const char *key);
+int GetConfigIntOrDefault(Config *config, const char *key, int default_value);
+const char *GetConfigString(Config *config, const char *key);
+const char *GetConfigStringOrDefault(Config *config, const char *key, const char *default_value);
+const char *GetConfigDescription(Config *config, const char *key);
+int SetConfigInt(Config *config, const char *key, int value, const char *desc);
+int SetConfigString(Config *config, const char *key, const char *text, const char *desc);
+int SetConfigDescription(Config *config, const char *key, const char *desc);
+int AddCommentLine(Config *config, const char *comment);
+void SaveConfig(Config *config);
+void CleanUpConfig(Config *config);
+
+#endif
diff --git a/include/engineFont.h b/include/engineFont.h
new file mode 100644
index 0000000..9e75466
--- /dev/null
+++ b/include/engineFont.h
@@ -0,0 +1,9 @@
+#ifndef ENGINE_FONT_H
+#define ENGINE_FONT_H
+
+#include <raylib.h>
+
+void InitFont(Font *font, const char *path);
+void CleanupFont(Font *font);
+
+#endif
diff --git a/include/engineGui.h b/include/engineGui.h
new file mode 100644
index 0000000..3d8841b
--- /dev/null
+++ b/include/engineGui.h
@@ -0,0 +1,42 @@
+#ifndef ENGINE_GUI_H
+#define ENGINE_GUI_H
+
+#include <raylib.h>
+#include <stdbool.h>
+
+#include "engineSprite.h"
+
+typedef struct {
+  Sprite sprite;
+  Vector2 notClicked;
+  Vector2 hover;
+  Vector2 clicked;
+  bool isHovered;
+  bool isClicked;
+} ImageButton;
+
+typedef struct {
+  Sprite sprite;
+} ImageElement;
+
+typedef struct {
+  Rectangle rec;
+  char *text;
+} Button;
+
+ImageButton CreateImageButton(Texture2D *texture, const TextureAsset *asset, Vector2 *source,
+                              Vector2 *clicked, Vector2 *hover, Rectangle *destRec);
+ImageButton CreateMenuButton(Texture2D *texture, const TextureAsset *asset, int textureRow,
+                             int screenRank, int buttonWidth, int buttonHeight,
+                             Vector2 windowCenter, int buttonSpacing);
+ImageElement CreateImageElement(Texture2D *texture, const TextureAsset *asset, Vector2 *source,
+                                Rectangle *destRec);
+int isImageButtonClicked(ImageButton *b, Sound soundHover, Sound soundClick);
+void renderImageButton(ImageButton *b);
+void renderImageElement(ImageElement *e);
+
+Button initButton(char *text, Vector2 dimensions, Vector2 position);
+int isButtonClicked(Button *b);
+void renderButton(Button *b);
+
+#endif
diff --git a/include/engineInput.h b/include/engineInput.h
new file mode 100644
index 0000000..bf36d42
--- /dev/null
+++ b/include/engineInput.h
@@ -0,0 +1,25 @@
+#ifndef ENGINE_INPUT_H
+#define ENGINE_INPUT_H
+
+#include <raylib.h>
+
+typedef struct {
+  Vector2 screenPosition;
+  Vector2 worldPosition;
+  float zoomSpeed;
+  float minZoom;
+  float maxZoom;
+  float scaleFactor;
+  float wheelMove;
+  bool leftButton;
+  bool rightButton;
+  Texture2D cursorTexture;
+} Mouse;
+
+Mouse CreateMouse(float zoomSpeed, float minZoom, float maxZoom,
+                  Texture2D *texture);
+void UpdateMouseScreen(Mouse *mouse);
+void UpdateMouse(Mouse *mouse, Camera2D *camera);
+Vector2 GetDirectionVector(void);
+
+#endif // ENGINE_INPUT_H
diff --git a/include/enginePhysics.h b/include/enginePhysics.h
new file mode 100644
index 0000000..3ea73da
--- /dev/null
+++ b/include/enginePhysics.h
@@ -0,0 +1,31 @@
+#ifndef ENGINE_PHYSICS_H
+#define ENGINE_PHYSICS_H
+
+#include <raylib.h>
+#include <stdbool.h>
+
+typedef struct {
+  Vector2 position;
+  Vector2 direction;
+  Vector2 velocity;
+  float speed;
+  float weight;
+} Physics;
+
+typedef struct {
+  bool overlapping;
+  bool hasDirection;
+  Vector2 direction;
+  float overlap;
+} CircleCollision;
+
+void UpdatePhysicsDirection(Vector2 *direction, Vector2 vector);
+void UpdatePhysicsVelocity(Vector2 *velocity, Vector2 *direction, float *speed);
+void UpdatePhysicsPosition(Vector2 *position, Vector2 *velocity);
+void UpdatePhysicsSpeed(float *speed, float *newSpeed);
+void UpdatePhysics(Physics *physics, Vector2 direction);
+float GetActualSpeed(Physics *physics);
+
+CircleCollision CheckCircleCollision(Vector2 posA, float radiusA, Vector2 posB, float radiusB);
+
+#endif
diff --git a/include/enginePostfx.h b/include/enginePostfx.h
new file mode 100644
index 0000000..481a8c0
--- /dev/null
+++ b/include/enginePostfx.h
@@ -0,0 +1,21 @@
+#ifndef ENGINE_POSTFX_H
+#define ENGINE_POSTFX_H
+
+#include <raylib.h>
+
+typedef struct {
+  Shader shader;
+  int resolutionLoc;
+  int strengthLoc;
+  int timeLoc;
+  float strength;
+  float time;
+} PostProcessing;
+
+PostProcessing CreatePostFX(const char *shaderPath);
+void UpdatePostFX(PostProcessing *postFX);
+void UpdateShaders(PostProcessing *postFX, int count);
+void RenderPostFX(PostProcessing *postFX, RenderTexture2D *target);
+void UnloadPostFX(PostProcessing *postFX);
+
+#endif // ENGINE_POSTFX_H
diff --git a/include/engineRectangle.h b/include/engineRectangle.h
new file mode 100644
index 0000000..a1c886b
--- /dev/null
+++ b/include/engineRectangle.h
@@ -0,0 +1,9 @@
+#ifndef ENGINE_RECTANGLE_H
+#define ENGINE_RECTANGLE_H
+
+#include <raylib.h>
+
+Vector2 GetPositionInsideRectangle(Rectangle rec);
+Vector2 GetPositionOutsideRectangle(Rectangle rec, int min, int max);
+
+#endif
diff --git a/include/engineSoundtrack.h b/include/engineSoundtrack.h
new file mode 100644
index 0000000..c057d79
--- /dev/null
+++ b/include/engineSoundtrack.h
@@ -0,0 +1,16 @@
+#ifndef ENGINE_SOUNDTRACK_H
+#define ENGINE_SOUNDTRACK_H
+
+#include <raylib.h>
+#include <stdbool.h>
+
+typedef struct {
+  Music music;
+  bool playing;
+  bool paused;
+} Soundtrack;
+
+Soundtrack LoadSoundtrack(const char *musicPath);
+void UpdateSoundtrack(Soundtrack *soundtrack, bool playing);
+
+#endif // ENGINE_SOUNDTRACK_H
diff --git a/include/engineSprite.h b/include/engineSprite.h
new file mode 100644
index 0000000..2ac9f6d
--- /dev/null
+++ b/include/engineSprite.h
@@ -0,0 +1,49 @@
+#ifndef ENGINE_SPRITE_H
+#define ENGINE_SPRITE_H
+
+#include <raylib.h>
+
+typedef struct {
+  Texture2D texture;
+  Rectangle sourceRec;
+  Rectangle destRec;
+  Vector2 frameSize;
+  Vector2 origin;
+  float rotation;
+  Color color;
+} Sprite;
+
+typedef struct {
+  const char *path;
+  float frameWidth;
+  float frameHeight;
+  float rotation;
+} TextureAsset;
+
+typedef struct {
+  const char *path;
+} ShaderAsset;
+
+typedef struct {
+  const char *path;
+} SoundtrackAsset;
+
+typedef struct {
+  const char *path;
+} SoundAsset;
+
+typedef struct {
+  const TextureAsset *textureAssets;
+  const ShaderAsset *shaderAssets;
+  const SoundtrackAsset *soundtrackAssets;
+  const SoundAsset *soundAssets;
+} Assets;
+
+void UpdateSpriteSourceRec(Sprite *sprite, const Vector2 *vector);
+void UpdateSpriteDestRec(Sprite *sprite, const Vector2 *vector);
+void UpdateSpriteRotation(Sprite *sprite, float rotation);
+void UpdateSpriteRotationTowards(Sprite *sprite, float rotation, float degreesPerSecond,
+                                 float deltaTime);
+void RenderSprite(const Sprite *sprite);
+
+#endif
diff --git a/include/engineStorage.h b/include/engineStorage.h
new file mode 100644
index 0000000..79951c5
--- /dev/null
+++ b/include/engineStorage.h
@@ -0,0 +1,9 @@
+#ifndef ENGINE_STORAGE_H
+#define ENGINE_STORAGE_H
+
+#include <stdbool.h>
+
+bool SaveStorageData(const char *fileName, int version, const void *data, unsigned int dataSize);
+bool LoadStorageData(const char *fileName, int expectedVersion, void *data, unsigned int dataSize);
+
+#endif // ENGINE_STORAGE_H
diff --git a/include/engineVector.h b/include/engineVector.h
new file mode 100644
index 0000000..52dc479
--- /dev/null
+++ b/include/engineVector.h
@@ -0,0 +1,22 @@
+#ifndef ENGINE_VECTOR_H
+#define ENGINE_VECTOR_H
+
+#include <raylib.h>
+#include <stdbool.h>
+#include <stddef.h>
+
+typedef struct {
+  Vector2 *data;
+  size_t count;
+} Vector2Array;
+
+Vector2 GetDirectionBetweenTwoVectors(Vector2 vec1, Vector2 vec2);
+float GetDistanceBetweenTwoVectors(Vector2 vec1, Vector2 vec2);
+bool IsVectorZero(Vector2 v);
+Vector2 GetRandomVector(const Rectangle bounds);
+Vector2 RotationToVector2(float rotation);
+float Vector2ToRotation(Vector2 vec);
+float Cross2D(Vector2 a, Vector2 b);
+void ApplyCollisionSteer(float *rotation, float side, float deltaTime);
+
+#endif
diff --git a/include/engineWindow.h b/include/engineWindow.h
new file mode 100644
index 0000000..5552cbc
--- /dev/null
+++ b/include/engineWindow.h
@@ -0,0 +1,10 @@
+#ifndef ENGINE_WINDOW_H
+#define ENGINE_WINDOW_H
+
+typedef struct {
+  int width;
+  int height;
+  const char *title;
+} Window;
+
+#endif // ENGINE_WINDOW_H
diff --git a/include/floor.h b/include/floor.h
new file mode 100644
index 0000000..2f4b1e4
--- /dev/null
+++ b/include/floor.h
@@ -0,0 +1,26 @@
+#ifndef FLOOR_H
+#define FLOOR_H
+
+#include <raylib.h>
+
+#include "engineSprite.h"
+
+typedef struct {
+  Sprite sprite;
+  Rectangle bounds;
+  Shader shader;
+  float time;
+  Texture2D causticTexture;
+  Texture2D causticHighlightTexture;
+  Texture2D noiseTexture;
+  Texture2D cloudTexture;
+  Texture2D voronoiseTexture;
+  Texture2D depthGradientTexture;
+} Floor;
+
+Floor CreateFloor(void);
+void UpdateFloor(Floor *floor, Camera2D *camera);
+void RenderFloor(Floor *floor);
+void UnloadFloor(Floor *floor);
+
+#endif
diff --git a/include/game.h b/include/game.h
new file mode 100644
index 0000000..9335702
--- /dev/null
+++ b/include/game.h
@@ -0,0 +1,51 @@
+#ifndef GAME_H
+#define GAME_H
+
+#include <raylib.h>
+
+#include "appCore.h"
+#include "birds.h"
+#include "clouds.h"
+#include "enemies.h"
+#include "engineInput.h"
+#include "enginePostfx.h"
+#include "engineSoundtrack.h"
+#include "engineSprite.h"
+#include "floor.h"
+#include "player.h"
+#include "projectiles.h"
+#include "terrain.h"
+#include "wake.h"
+#include "overlay.h"
+
+typedef enum { POST_FX, SHADER_COUNT } ShaderID;
+typedef enum { GAMEPLAY_THEME, AMBIENT, SOUNDTRACK_COUNT } SoundtrackID;
+
+typedef struct {
+  Assets assets;
+  PostProcessing postFX[SHADER_COUNT];
+  Soundtrack soundtracks[SOUNDTRACK_COUNT];
+  RenderTexture2D target;
+  RenderTexture2D postFXTarget;
+  Camera2D camera;
+  Player player;
+  Floor floor;
+  Clouds clouds;
+  Wake wake;
+  Birds birds;
+  Enemies enemies;
+  Terrain terrain;
+  Mouse mouse;
+  Image image;
+  Projectiles projectiles;
+  Overlay overlay;
+} GameState;
+
+void InitGame(App *app);
+void UpdateGame(App *app);
+void RenderComponents(App *app);
+void RenderGame(App *app);
+void ResetGame(App *app);
+void CleanupGame(App *app);
+
+#endif
diff --git a/include/gameover.h b/include/gameover.h
new file mode 100644
index 0000000..1b7109c
--- /dev/null
+++ b/include/gameover.h
@@ -0,0 +1,15 @@
+#ifndef GAMEOVER_H
+#define GAMEOVER_H
+
+#include "appCore.h"
+#include "engineGui.h"
+
+typedef struct {
+  Button restartButton;
+} GameOverState;
+
+void InitGameOver(GameOverState *g);
+void UpdateGameOver(App *app);
+void RenderGameOver(App *app);
+
+#endif
diff --git a/include/islands.h b/include/islands.h
new file mode 100644
index 0000000..dd07f8f
--- /dev/null
+++ b/include/islands.h
@@ -0,0 +1,31 @@
+#ifndef ISLANDS_H
+#define ISLANDS_H
+
+#include "engineSprite.h"
+#include <raylib.h>
+
+#define MAX_ISLANDS 14
+// Perimeter samples used to build each island's procedural shape (see
+// GenerateIsland in appGameIslands.c). Higher than you'd need for the old
+// small islands since they're now rendered at much higher native resolution
+// and a coarser sample count would show as flat facets on the coastline.
+#define ISLAND_SHAPE_POINTS 28
+
+typedef struct {
+  Vector2 position;
+  float radius; // collision radius (outer shore edge), in world units
+  Sprite sprite; // a small procedurally-painted texture, point-filtered like
+                 // the rest of the cast, not a shader effect
+} Island;
+
+typedef struct {
+  int count;
+  Island island[MAX_ISLANDS];
+} Islands;
+
+Islands CreateIslands(Camera2D *camera);
+void UpdateIslands(Islands *islands, Camera2D *camera);
+void RenderIslands(Islands *islands);
+void UnloadIslands(Islands *islands);
+
+#endif // ISLANDS_H
diff --git a/include/logo.h b/include/logo.h
new file mode 100644
index 0000000..544d8cf
--- /dev/null
+++ b/include/logo.h
@@ -0,0 +1,24 @@
+#ifndef LOGO_H
+#define LOGO_H
+
+#include "appCore.h"
+#include <stdbool.h>
+
+typedef struct {
+  int frameCounter;
+  int positionX;
+  int positionY;
+  int lettersCount;
+  int topSideRecWidth;
+  int leftSideRecHeight;
+  int bottomSideRecWidth;
+  int rightSideRecHeight;
+  int state;
+  float alpha;
+} LogoState;
+
+void InitLogo(LogoState *l);
+void UpdateLogo(LogoState *l, View *currentView, bool *running);
+void RenderLogo(const LogoState *l, Flags *flags);
+
+#endif // LOGO_H
diff --git a/include/menu.h b/include/menu.h
new file mode 100644
index 0000000..1f659fe
--- /dev/null
+++ b/include/menu.h
@@ -0,0 +1,85 @@
+#ifndef MENU_H
+#define MENU_H
+
+#include <raylib.h>
+
+#include "appCore.h"
+#include "engineGui.h"
+#include "engineInput.h"
+#include "engineSoundtrack.h"
+#include "engineSprite.h"
+
+typedef enum {
+  MENU_CURSOR_TEX,
+  MENU_BIG_BUTTONS_TEX,
+  MENU_BOARD_TEX,
+  MENU_CLOUD_BACKGROUND,
+  MENU_CLOUD_MIDGROUND,
+  MENU_CLOUD_FOREGROUND,
+  MENU_TEX_COUNT
+} MenuTextureID;
+
+typedef enum { MENU_MUSIC, MENU_SOUNDTRACK_COUNT } MenuSoundtrackID;
+
+typedef enum { HOVER_SOUND, CLICK_SOUND, MENU_SOUND_COUNT } MenuSoundID;
+
+typedef enum MenuView { MAIN = 0, SETTINGS = 1 } MenuView;
+
+typedef struct {
+  Sprite sprite;
+  float scrolling;
+  float scale;
+  float scrollSpeed;
+  Vector2 pos;
+} Background;
+
+typedef struct {
+  Assets assets;
+  Mouse mouse;
+  Texture2D textures[MENU_TEX_COUNT];
+  Sound sounds[MENU_SOUND_COUNT];
+  Soundtrack soundtracks[MENU_SOUNDTRACK_COUNT];
+  ImageElement board;
+  ImageButton playButton;
+  ImageButton quitButton;
+  ImageButton settingsButton;
+  Button restartButton;
+  int menuScale;
+  Background background;
+  Background midground;
+  Background foreground;
+} MenuMain;
+
+typedef struct {
+  Button showFPS;
+  Button limitFPS;
+  Button soundtrackOn;
+} MenuSettings;
+
+typedef struct {
+  MenuView menuView;
+  MenuMain menuMain;
+  MenuSettings menuSettings;
+} MenuState;
+
+void InitBackground(float scrollSpeed, Background *bg, Texture2D *texture,
+                    const TextureAsset *backgroundAsset);
+void UpdateBackground(Background *bg);
+void RenderBackground(Background *bg);
+
+void InitMenuMain(MenuMain *m);
+void UpdateMenuMain(MenuMain *m, State *state, Flags *flags, MenuView *menuView);
+void RenderMenuMain(MenuMain *m, Font *font, const char *title, Flags *flags, bool gameStarted);
+void CleanupMenuMain(MenuMain *m);
+
+void InitMenuSettings(MenuSettings *s);
+void UpdateMenuSettings(MenuSettings *s, MenuView *menuView, State *state, Flags *flags);
+void RenderMenuSettings(MenuSettings *s, Flags *flags);
+void CleanupMenuSettings(MenuSettings *s);
+
+void InitMenu(MenuState *m);
+void UpdateMenu(MenuState *m, State *state, Flags *flags);
+void RenderMenu(MenuState *m, Font *font, const char *title, Flags *flags, State *state);
+void CleanupMenu(MenuState *m);
+
+#endif
diff --git a/include/overlay.h b/include/overlay.h
new file mode 100644
index 0000000..25e485e
--- /dev/null
+++ b/include/overlay.h
@@ -0,0 +1,20 @@
+#ifndef OVERLAY_H
+#define OVERLAY_H
+
+#include <limits.h>
+#include <raylib.h>
+
+#include "engineInput.h"
+#include "player.h"
+#include "rose.h"
+#include "rose.h"
+
+typedef struct {
+  Rose rose;
+} Overlay;
+
+Overlay CreateOverlay(void);
+void UpdateOverlay(Overlay *overlay, Player *player);
+void RenderOverlay(Mouse *mouse, Player *player, Rose *rose);
+
+#endif
diff --git a/include/pathfinding.h b/include/pathfinding.h
new file mode 100644
index 0000000..e4e197a
--- /dev/null
+++ b/include/pathfinding.h
@@ -0,0 +1,21 @@
+#ifndef PATHFINDING_H
+#define PATHFINDING_H
+
+#include <raylib.h>
+#include <stdbool.h>
+
+#include "terrain.h"
+
+#define PATH_MAX_WAYPOINTS 16
+
+typedef struct {
+  Vector2 waypoints[PATH_MAX_WAYPOINTS];
+  int count;
+} Path;
+
+bool IsWaterWithClearance(Terrain *terrain, Vector2 pos, float clearance);
+Vector2 GetRandomWaterPositionNear(Terrain *terrain, Vector2 origin, float maxRadius,
+                                   float clearance);
+Path FindWaterPath(Terrain *terrain, Vector2 start, Vector2 goal, float clearance);
+
+#endif
diff --git a/include/player.h b/include/player.h
new file mode 100644
index 0000000..a69909c
--- /dev/null
+++ b/include/player.h
@@ -0,0 +1,35 @@
+#ifndef PLAYER_H
+#define PLAYER_H
+
+#include <raylib.h>
+
+#include "engineAnimation.h"
+#include "engineConfig.h"
+#include "enginePhysics.h"
+#include "engineSprite.h"
+#include "terrain.h"
+#include "wake.h"
+
+typedef enum { START_SHIP, PLAYER_TEX_COUNT } PlayerTextureID;
+typedef enum { ANCHOR, SLOW_AHEAD, FAST_AHEAD, SPEED_COUNT } PlayerSpeedID;
+
+typedef struct {
+  Sprite sprite;
+  Animation animation;
+  Physics physics;
+  float rotation;
+  Sound soundFlapping;
+  Config config;
+  int health;
+  int gold;
+  WakeTrail wakeTrail;
+} Player;
+
+PlayerSpeedID GetPlayerSpeedID(float speed);
+Player CreatePlayer(Terrain *terrain);
+void UpdatePlayer(Player *player);
+void RenderPlayer(Player *player);
+void SavePlayer(Player *player);
+void ResetPlayer(Player *player, Terrain *terrain);
+
+#endif
diff --git a/include/projectiles.h b/include/projectiles.h
new file mode 100644
index 0000000..ecd067c
--- /dev/null
+++ b/include/projectiles.h
@@ -0,0 +1,30 @@
+#ifndef PROJECTILES_H
+#define PROJECTILES_H
+
+#include <raylib.h>
+#include <stdbool.h>
+
+#include "enginePhysics.h"
+#include "player.h"
+
+#define MAX_PROJECTILES 100
+#define PROJECTILE_SPEED 50.0f
+
+typedef struct {
+  int count;
+  Physics physics[MAX_PROJECTILES];
+  bool active[MAX_PROJECTILES];
+  bool friendly[MAX_PROJECTILES];
+  float radius[MAX_PROJECTILES];
+  Color color[MAX_PROJECTILES];
+  Sound soundShooting[MAX_PROJECTILES];
+  Sound soundImpact[MAX_PROJECTILES];
+} Projectiles;
+
+Projectiles CreateProjectiles(void);
+bool FireProjectile(Projectiles *projectiles, Vector2 position, Vector2 direction, bool friendly);
+void UpdateProjectiles(Projectiles *projectiles, Player *player);
+void RenderProjectiles(Projectiles *projectiles);
+void ResetProjectiles(Projectiles *projectiles);
+
+#endif
diff --git a/include/rose.h b/include/rose.h
new file mode 100644
index 0000000..e7def31
--- /dev/null
+++ b/include/rose.h
@@ -0,0 +1,20 @@
+#ifndef ROSE_H
+#define ROSE_H
+
+#include <raylib.h>
+#include "engineSprite.h"
+#include "player.h"
+
+#define ROSE_SCREEN_WIDTH_FRACTION 0.2f
+
+typedef enum { ROSE, ROSE_TEX_COUNT } RoseTextureID;
+
+typedef struct {
+  Sprite sprite;
+} Rose;
+
+Rose CreateRose(void);
+void UpdateRose(Rose *rose, Player *player);
+void RenderRose(Rose *rose);
+
+#endif
diff --git a/include/terrain.h b/include/terrain.h
new file mode 100644
index 0000000..fc3969e
--- /dev/null
+++ b/include/terrain.h
@@ -0,0 +1,36 @@
+#ifndef TERRAIN_H
+#define TERRAIN_H
+
+#include <raylib.h>
+#include <stdbool.h>
+
+#include "engineSprite.h"
+
+#define TERRAIN_CHUNK_WORLD_SIZE 256.0f
+#define TERRAIN_CHUNK_RESOLUTION ((int)TERRAIN_CHUNK_WORLD_SIZE)
+#define TERRAIN_LOAD_RADIUS 2
+#define TERRAIN_GRID_SIZE (TERRAIN_LOAD_RADIUS * 2 + 1)
+#define TERRAIN_MAX_CHUNKS (TERRAIN_GRID_SIZE * TERRAIN_GRID_SIZE)
+
+typedef struct {
+  bool active;
+  int chunkX, chunkY;
+  Sprite sprite;
+  bool *landMask;
+} TerrainChunk;
+
+typedef struct {
+  TerrainChunk chunks[TERRAIN_MAX_CHUNKS];
+  Shader shader;
+  float time;
+} Terrain;
+
+Terrain CreateTerrain(Camera2D *camera);
+void UpdateTerrain(Terrain *terrain, Camera2D *camera);
+void RenderTerrain(Terrain *terrain);
+void UnloadTerrain(Terrain *terrain);
+
+bool IsTerrainLand(Terrain *terrain, Vector2 worldPos);
+bool IsTerrainLoaded(Terrain *terrain, Vector2 worldPos);
+
+#endif
diff --git a/include/wake.h b/include/wake.h
new file mode 100644
index 0000000..e374c64
--- /dev/null
+++ b/include/wake.h
@@ -0,0 +1,27 @@
+#ifndef WAKE_H
+#define WAKE_H
+
+#include <raylib.h>
+
+#define WAKE_TRAIL_POINTS 12
+
+typedef struct {
+  Vector2 points[WAKE_TRAIL_POINTS];
+  double timestamps[WAKE_TRAIL_POINTS];
+  int count;
+} WakeTrail;
+
+void UpdateWakeTrail(WakeTrail *trail, Vector2 position);
+void ResetWakeTrail(WakeTrail *trail);
+
+typedef struct {
+  Shader shader;
+  float time;
+} Wake;
+
+Wake CreateWake(void);
+void UpdateWake(Wake *wake, float deltaTime);
+void RenderShipWake(Wake *wake, WakeTrail *trail, float speed);
+void UnloadWake(Wake *wake);
+
+#endif