Glass Cup
“Lighting of the cup was very enjoyable
to observe, draw and shade.”
- Gerardo Martinez
This is a value drawing made in Adobe Illustrator. It
is a value of drawing of a glass cup. While observing
the glass cup, first I made a one hundred line drawing
of the glass cup to form the base structure of the cup.
Then, I used the lighting in the same room as the cup
as the light source in the drawing. Because the light is
shining from the right, I began with the lightest shade
of gray on the right sides of the cup. While observing
the glass cup again but now with the source shining
on it, I drew a series of x’s on the cup with the selected gray color shade to form each levels of darks and
lights accuratel 丁