highlight
core shadow
reflected light
cast shadow
☀
white
black
Light is coming from
upper left
Core shadow sits
lower right
Steps of light
all 5 → in order
highlight → light →
core shadow
→ reflected light → cast shadow
▶ Walk the light around
↺ Reset
Drag the
☀ light
anywhere around the sphere. The highlight, the core shadow and the cast shadow all swing round together — always in the same order. Match each patch to a box on the
value scale
below.