LumenEngine — C++ Scripting

MyGame/
  Source/
    MyGame/
      MyGameModule.h
      MyGameModule.cpp
      Gameplay/
      Components/
  Assets/
  Content/
  Config/
  .lumenproject

add_library(MyGameModule SHARED
    Source/MyGame/MyGameModule.cpp
)

target_include_directories(MyGameModule PRIVATE
    ${LUMEN_ENGINE_INCLUDE_DIR}
)

target_link_libraries(MyGameModule PRIVATE
    LumenEngine
)

// Conceptual API example — adapt names to the real engine API.
class GameModule /* : public Lumen::IModule */
{
public:
    void OnLoad();
    void OnStart();
    void OnUpdate(float deltaTime);
    void OnStop();
    void OnUnload();
};

// Conceptual example
auto player = world.CreateObject("Player");
player.SetPosition({ 0.0f, 1.0f, 0.0f });

// Prefer stable handles/IDs over owning raw pointers.
auto playerId = player.GetId();

// Conceptual example
struct RotatorComponent
{
    float Speed = 90.0f;

    void Update(Transform& transform, float dt)
    {
        transform.RotateY(Speed * dt);
    }
};

// Conceptual example
const float moveX = Input::Axis("MoveX");
const float moveY = Input::Axis("MoveY");

if (Input::Pressed("Jump"))
{
    // gameplay action
}

position += velocity * deltaTime;
rotation += angularVelocity * deltaTime;

#include <iostream>

std::cout << "[Game] Module loaded\n";
std::cerr << "[Game] Failed to load asset\n";

// Preferred design direction
AssetId meshId = AssetId::FromString("mesh/player");
// Resolve through the engine asset system, not an absolute C:\... path.

// Conceptual example
struct PlayerDiedEvent
{
    ObjectId Player;
};

// EventBus::Publish(PlayerDiedEvent{ playerId });

// Example layout only. Replace engine-facing names with the real API.
class PlayerController
{
public:
    float MoveSpeed = 6.0f;

    void OnUpdate(float dt)
    {
        const float x = Input::Axis("MoveX");
        const float z = Input::Axis("MoveY");

        Vec3 move { x, 0.0f, z };
        transform.Translate(move * MoveSpeed * dt);
    }

private:
    Transform transform;
};

CONCEPTUAL