Added controller support

src/gfx/Input.cpp

@@ -0,0 +1,9 @@
+#include "Window.hpp"
+#include "Input.hpp"
+
+Window* Input::window = nullptr;
+
+bool Input::IsKeyDown(int key)
+{
+	return (glfwGetKey(window->GetNativeWindow(), key) == GLFW_PRESS);
+}

src/gfx/Input.hpp

@@ -0,0 +1,16 @@
+#pragma once
+
+#include <memory>
+#include <GLFW/glfw3.h>
+
+class Window;
+
+class Input
+{
+public:
+	static inline void SetWindow(Window* source) { window = source; }
+	static bool IsKeyDown(int key);
+
+private:
+	static Window* window;
+};

src/gfx/Window.cpp

@@ -5,6 +5,8 @@
 #include <imgui/backends/imgui_impl_opengl3.h>
 #include <imgui/imgui.h>
 
+#include "Input.hpp"
+
 Window::Window(uint16_t width, uint16_t height, const std::string& title) :
 	handle(nullptr)
 {
@@ -17,6 +19,7 @@ Window::Window(uint16_t width, uint16_t height, const std::string& title) :
 	}
 
 	glfwMakeContextCurrent(handle);
+	Input::SetWindow(this);
 }
 
 Window::~Window()