ajout doxygen

html/annotated.html

html/bc_s.png

html/bdwn.png

html/camera_8h.html

html/camera_8h_source.html

html/class_camera-members.html

html/class_camera.html

html/class_material-members.html

html/class_material.html

html/class_quad-members.html

html/class_quad.html

html/class_quad.png

html/class_ray3f-members.html

html/class_ray3f.html

html/class_scene-members.html

html/class_scene.html

html/class_shape-members.html

html/class_shape.html

html/class_shape.png

html/class_sphere-members.html