No longer need to specify an application when creating a game state

NothinFancy/src/Application.cpp

@@ -280,7 +280,8 @@ namespace nf {
 	}
 
 	void Application::startIntroState() {
-		m_sIntro = new IntroGamestate(this);
+		m_sIntro = new IntroGamestate;
+		m_sIntro->setup(this);
 		m_currentState = m_sIntro;
 		m_currentState->onEnter();
 	}
@@ -295,6 +296,7 @@ namespace nf {
 		if (m_renderer->isFadeOutComplete()) {
 			m_currentState->onExit();
 			m_currentState = m_states[m_nextState];
+			m_currentState->setup(this);
 			m_currentState->onEnter();
 			m_renderer->setFade(true, false, false);
 			m_stateChange = false;

NothinFancy/src/Gamestate.cpp

@@ -4,10 +4,16 @@
 #include "Utility.h"
 
 namespace nf {
-	Gamestate::Gamestate(Application* app) :
-		camera(app)
+	Gamestate::Gamestate() :
+		app(nullptr),
+		camera(nullptr)
 	{
+
+	}
+
+	void Gamestate::setup(Application* app) {
 		this->app = app;
+		camera = new Camera(this->app);
 	}
 
 	void Gamestate::onEnter() {
@@ -19,7 +25,7 @@ namespace nf {
 	}
 
 	Camera* Gamestate::getCamera() {
-		return &camera;
+		return camera;
 	}
 
 	void Gamestate::render(Renderer& renderer) {

NothinFancy/src/IntroGamestate.cpp

@@ -5,18 +5,13 @@
 #include "Input.h"
 
 namespace nf {
-	IntroGamestate::IntroGamestate(Application* app) :
-		Gamestate(app),
-		m_counter(0)
-	{
-	}
-
 	void IntroGamestate::onEnter() {
 		Log("Intro onEnter!");
 		logoTex.create(BaseAssets::logo, Vec2(0.0, 0.0));
 		logoTex.centered(true, true);
 		text.create("(C) Grayson Riffe 2021", Vec2(0.01, 0.025), Vec3(0.8));
 		text.setScale(0.6);
+		m_counter = 0;
 	}
 
 	void IntroGamestate::update(double deltaTime) {

NothinFancy/src/include/Gamestate.h

@@ -4,13 +4,15 @@
 namespace nf {
 	class Application;
 	class Renderer;
-
+	class Camera;
 	class Gamestate {
 	public:
-		Gamestate(Application* app);
-		Gamestate() = delete;
+		Gamestate();
+
 		Gamestate(const Gamestate& other) = delete;
 
+		void setup(Application* app);
+
 		virtual void onEnter();
 
 		virtual void update(double deltaTime);
@@ -20,6 +22,6 @@ namespace nf {
 		virtual void onExit();
 	protected:
 		Application* app;
-		Camera camera;
+		Camera* camera;
 	};
 }

NothinFancy/src/include/IntroGamestate.h

@@ -6,8 +6,6 @@
 namespace nf {
 	class IntroGamestate : public Gamestate {
 	public:
-		IntroGamestate(Application* app);
-
 		void onEnter() override;
 
 		void update(double deltaTime) override;