added util/Color module, updated Light and PointLight

git-svn-id: svn://anubis/fart/trunk@49 7f9b0f55-74a9-4bce-be96-3c2cd072584d

main/Light.cc

@@ -2,7 +2,7 @@
 #include "Light.h"
 #include "util/Vector.h"
 
-Light::Light(const Vector & position)
+Light::Light(const Vector & position, const Color & color)
 {
     m_position = position;
 }

main/Light.h

@@ -3,14 +3,15 @@
 #define LIGHT_H LIGHT_H
 
 #include "util/Vector.h"
+#include "util/Color.h"
 
 class Light
 {
     public:
-        Light(const Vector & position);
+        Light(const Vector & position, const Color & color = Color::white);
         const Vector & getPosition() const { return m_position; }
 
-    private:
+    protected:
         Vector m_position;
 };
 

main/PointLight.cc

@@ -1,7 +1,7 @@
 
 #include "PointLight.h"
 
-PointLight::PointLight(const Vector & position)
-    : Light(position)
+PointLight::PointLight(const Vector & position, const Color & color)
+    : Light(position, color)
 {
 }

main/PointLight.h

@@ -3,13 +3,14 @@
 #define POINTLIGHT_H POINTLIGHT_H
 
 #include "Light.h"
+#include "util/Color.h"
 
 class PointLight : public Light
 {
     public:
-        PointLight(const Vector & position);
+        PointLight(const Vector & position, const Color & color = Color::white);
 
-    private:
+    protected:
 };
 
 #endif