This study has included fundamental steps in the process of achieving 3D perception with the help of 2D shadings - by utilizing color pen and paper only.
2D SHADING skill sets applied - analog:
0.0 analyse the shape and shading of an object
1.0 sketch out its silhouette and shading iteratively
2.0 colorize the drawing and tinted shadow reflection
Curriculum applied: University of Hertfordshire London