Added ray-disk intersection and material definition.

material.hpp

@@ -0,0 +1,20 @@
+#pragma once
+#ifndef MATERIAL_HPP
+#define MATERIAL_HPP
+
+#include <glm/vec3.hpp>
+
+using glm::vec3;
+
+class Material {
+public:
+  vec3 m_diffuse;
+  vec3 m_specular;
+  vec3 m_ambient;
+  float m_rho;
+  float m_shininess;
+
+  Material(): m_diffuse(vec3(1.0f)), m_specular(vec3(1.0f)), m_ambient(vec3(1.0f)), m_rho(0.0f), m_shininess(89.0f) { }
+};
+
+#endif