added the readme

DirLight.h

@@ -0,0 +1,54 @@
+
+#ifndef DIRLIGHT_CLASS
+#define DIRLIGHT_CLASS
+
+#include<glad/glad.h>
+#include<GLFW/glfw3.h>
+#include<glm/glm.hpp>
+
+#include "shaderClass.h"
+
+class DirLight {
+
+public:
+    DirLight() {
+
+    }
+    DirLight(glm::vec3 ambient, glm::vec3 diffuse, glm::vec3 specular, glm::vec3 direction) 
+    {
+        Initialize(ambient,diffuse,specular,direction);
+    }
+
+    void Initialize(glm::vec3 newambient, glm::vec3 newdiffuse, glm::vec3 newspecular, glm::vec3 newdirection) {
+        ambient = glm::normalize(newambient);
+        diffuse = glm::normalize(newdiffuse);
+        specular = glm::normalize(newspecular);
+        direction = glm::normalize(newdirection);
+    }
+
+    void Bind(Shader& shader) {
+        shader.Set3F("dirLight.ambient", ambient);
+        shader.Set3F("dirLight.diffuse", diffuse);
+        shader.Set3F("dirLight.specular", specular);
+        shader.Set3F("dirLight.direction", direction);
+    };
+
+    void Unbind(Shader shader) {
+        shader.Set3F("dirLight.ambient", glm::vec3(1.0f));
+        shader.Set3F("dirLight.diffuse", glm::vec3(0.0f));
+        shader.Set3F("dirLight.specular", glm::vec3(0.0f));
+        shader.Set3F("dirLight.direction", glm::vec3(1.0f));
+        //finish unbinding
+    };
+    
+    glm::vec3 direction;
+
+    glm::vec3 ambient;
+    glm::vec3 diffuse;
+    glm::vec3 specular;
+
+private:
+
+};
+
+#endif