Initial commit on T3 (FCG)
	new file:   .gitignore
	new file:   Color.h
	new file:   IShape.h
	new file:   Light.h
	new file:   Plane.h
	new file:   Ray.h
	new file:   Vector3D.h
	new file:   main.cpp
	new file:   out.ppm
Added reflection. There is still a bug: parts of the spheres
are becoming black.
	modified:   Color.h
	modified:   IShape.h
	modified:   Light.h
	modified:   Plane.h
	modified:   Ray.h
	new file:   Sphere.h
	modified:   main.cpp
	modified:   out.ppm
I've corrected the bug of parts of spheres were black.
	modified:   main.cpp
Raytracer in CPU finished!

TODO: port to run in GPU (using OpenCL)
	modified:   IShape.h
	modified:   Plane.h
	modified:   Ray.h
	modified:   Sphere.h
	modified:   Vector3D.h
	modified:   main.cpp
	modified:   out.ppm
Porting project to render the image using SDL instead of saving
to a ppm file.
	modified:   IShape.h
	modified:   Plane.h
	modified:   Sphere.h
	modified:   main.cpp
Illumination scene model correction.
	modified:   Color.h
	modified:   Light.h
	modified:   Plane.h
	modified:   Ray.h
	modified:   Sphere.h
	modified:   main.cpp
Some code refactoring. I've moved functions to the header "util.h"
in order to turn the main.cpp clearer. I've also corrected the
illumination model adding the correct reflection color to
pixels.

TODO: add refraction.
	modified:   IShape.h
	modified:   Plane.h
	modified:   Ray.h
	modified:   Sphere.h
	modified:   main.cpp
	new file:   util.h
Makefile added to help the source building.

Some minor changes on scene.
	modified:   IShape.h
	modified:   Plane.h
	modified:   Ray.h
	modified:   Sphere.h
	modified:   main.cpp
	new file:   makefile
	modified:   util.h
Delete out.ppm

This image was generated by an old version of this code.
Create README.md
Adding the correct image generated.
	new file:   RayTracerT3.png
Merge branch 'master' of https://github.com/rodrimc/RayTracing
Update README.md
Update README.md
Merge branch 'master' of https://github.com/rodrimc/RayTracing_Parallel

Conflicts:
	.gitignore
	README.md