move gameloop poc to mwe

5 files changed, 108 insertions, 0 deletions

diff --git a/mwe/gameloop/include/eventManager.h b/mwe/gameloop/include/eventManager.h
new file mode 100644
index 0000000..2aa0a68
--- /dev/null
+++ b/mwe/gameloop/include/eventManager.h
@@ -0,0 +1,4 @@
+class EventManager
+{
+
+};
diff --git a/mwe/gameloop/include/gameObject.h b/mwe/gameloop/include/gameObject.h
new file mode 100644
index 0000000..0e17991
--- /dev/null
+++ b/mwe/gameloop/include/gameObject.h
@@ -0,0 +1,29 @@
+#pragma once
+#include <iostream>
+class GameObject {
+	public:
+		GameObject();
+		GameObject(std::string name, float x, float y, float width, float height, float velX, float velY);
+		std::string getName() const;
+		float getX() const;
+		float getY() const;
+		float getWidth() const;
+		float getHeight() const;
+		float getVelX() const;
+		float getVelY() const;
+		void setName(std::string value);
+		void setX(float value);
+		void setY(float value);
+		void setWidth(float value);
+		void setHeight(float value);
+		void setVelX(float value);
+		void setVelY(float value);
+	private:
+		std::string name = "";
+		float x = 0;
+		float y = 0;
+		float width = 0;
+		float height = 0;
+		float velX = 0;
+		float velY = 0;
+};
diff --git a/mwe/gameloop/include/loopManager.h b/mwe/gameloop/include/loopManager.h
new file mode 100644
index 0000000..06bcd5f
--- /dev/null
+++ b/mwe/gameloop/include/loopManager.h
@@ -0,0 +1,25 @@
+#pragma once
+#include <SDL2/SDL.h>
+#include "window.h"
+#include "gameObject.h"
+class LoopManager{
+	public:
+		LoopManager();
+		void setup();
+		void loop();
+	private:
+		
+		std::vector<GameObject*> objectList;
+		void processInput();
+		void update();
+		void lateUpdate();
+		void fixedUpdate();
+		void render();
+		bool gameRunning = false;
+		WindowManager window;
+		int timeScale = 1;
+		float accumulator = 0.0;
+		double currentTime;
+		double t = 0.0;
+		double dt = 0.01;
+};
diff --git a/mwe/gameloop/include/timer.h b/mwe/gameloop/include/timer.h
new file mode 100644
index 0000000..a245e5c
--- /dev/null
+++ b/mwe/gameloop/include/timer.h
@@ -0,0 +1,30 @@
+#pragma once
+
+#include <SDL2/SDL.h>
+
+class LoopTimer {
+public:
+    static LoopTimer& getInstance();
+    void start();
+    void update();
+    double getDeltaTime() const;
+    int getCurrentTime() const;
+	void advanceFixedUpdate();
+	double getFixedDeltaTime() const;
+    void setFPS(int FPS);
+    int getFPS() const;
+    void enforceFrameRate();
+	double getLag() const;
+private:
+    LoopTimer();
+	int FPS = 50;
+	double gameScale = 1;
+	double maximumDeltaTime = 0.25;
+    double deltaTime;
+	double frameTargetTime = FPS / 1000;
+    double fixedDeltaTime = 0.01;
+    double elapsedTime;
+    double elapsedFixedTime;
+	double time;
+    uint64_t lastFrameTime;
+};
diff --git a/mwe/gameloop/include/window.h b/mwe/gameloop/include/window.h
new file mode 100644
index 0000000..cfde0e9
--- /dev/null
+++ b/mwe/gameloop/include/window.h
@@ -0,0 +1,20 @@
+#pragma once
+#include <SDL2/SDL.h>
+#include <vector>
+#include "gameObject.h"
+#include <iostream>
+class WindowManager{
+	public:
+		WindowManager();
+		virtual ~WindowManager();
+		void render(std::vector<GameObject*> objects);
+		bool initWindow();
+		void destroyWindow();
+		
+		SDL_Renderer* getRenderer();
+	private:
+		const int SCREEN_WIDTH = 800;
+		const int SCREEN_HEIGHT = 600;
+		SDL_Window* window = NULL;
+		SDL_Renderer* renderer = NULL;
+};