Lightwave Community at SimplyLightwave - View Single Post - Please explain Philip's use of "negative" area light

Dzevchek · 30-07-2003, 04:57 PM

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> illumination was provided by the distant light and shadows provided by the cloned area lights.
> Cast shadows was turned off for all lights except the 'positive' area light.

Hmm... That still doesn't explain the purpose of the negative light. It cannot cast a shadow. Why not just use the positive area light? Why try to "take away" the positive light with a negative light?

30-07-2003, 04:57 PM	#3
Dzevchek Full Access Member Join Date: Jan 2003 Posts: 5	Follow-up to "negative light" question: > > illumination was provided by the distant light and shadows provided by the cloned area lights. > Cast shadows was turned off for all lights except the 'positive' area light. Hmm... That still doesn't explain the purpose of the negative light. It cannot cast a shadow. Why not just use the positive area light? Why try to "take away" the positive light with a negative light?