added the readme

Structures.h

@@ -0,0 +1,32 @@
+
+#ifndef BOUNDING_BOX_CLASS
+#define BOUNDING_BOX_CLASS
+
+#include<glad/glad.h>
+#include<GLFW/glfw3.h>
+#include<glm/glm.hpp>
+#include<glm/gtc/matrix_transform.hpp>
+#include<glm/gtc/type_ptr.hpp>
+
+struct Ray {
+	glm::vec3 origin;
+	glm::vec3 direction;
+};
+
+struct Triangle {
+	glm::vec3 a;
+	glm::vec3 b;
+	glm::vec3 c;
+};
+
+struct BoundingAxis {
+	float min;
+	float max;
+};
+
+struct BoundingBox {
+	glm::vec3 min;
+	glm::vec3 max;
+};
+
+#endif