adding directional light actor

src/Engine/Actor/PointLightActor.cpp

@@ -0,0 +1,24 @@
+#include "PointLightActor.h"
+
+using namespace Seele;
+
+PointLightActor::PointLightActor(PScene scene)
+    : Actor(scene)
+{
+    attachComponent<Component::PointLight>();
+}
+
+PointLightActor::~PointLightActor()
+{
+    
+}
+
+Component::PointLight& PointLightActor::getPointLightComponent()
+{
+    return accessComponent<Component::PointLight>();
+}
+
+const Component::PointLight& PointLightActor::getPointLightComponent() const
+{
+    return accessComponent<Component::PointLight>();
+}