Separate getRay and castRay
Separate getRay and castRay

marczych/RayTracer,raulcesar/RayTracer,raulcesar/RayTracer,marczych/RayTracer,marczych/RayTracer,raulcesar/RayTracer,raulcesar/RayTracer,marczych/RayTracer,marczych/RayTracer