Added direct diffuse lighting.

light.hpp

@@ -4,15 +4,17 @@
 
 #include <glm/vec3.hpp>
 
+using glm::vec3;
+
 class Light {
 public:
-  vec3 position;
-  vec3 diffuse;
-  vec3 specular;
-  vec3 ambient;
+  vec3 m_position;
+  vec3 m_diffuse;
+  vec3 m_specular;
+  vec3 m_ambient;
 
-  Light(): position(vec3(0.0f)), diffuse(vec3(1.0f)), specular(vec3(1.0f)), ambient(vec3(0.1f)) { }
-  Light(vec3 _p, vec3 _d, vec3 _s, vec3 _a): position(_p), diffuse(_d), specular(_s), ambient(_a) { }
+  Light(): m_position(vec3(0.0f)), m_diffuse(vec3(1.0f)), m_specular(vec3(1.0f)), m_ambient(vec3(0.1f)) { }
+  Light(vec3 _p, vec3 _d, vec3 _s, vec3 _a): m_position(_p), m_diffuse(_d), m_specular(_s), m_ambient(_a) { }
 };
 
 #endif