From the course: 3ds Max 2019: Advanced Lighting

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Projection with an Arnold Gobo filter

Projection with an Arnold Gobo filter - 3ds Max Tutorial

From the course: 3ds Max 2019: Advanced Lighting

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Projection with an Arnold Gobo filter

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- [Instructor] Arnold offers a light modifier to accomplish the same goal we saw in the previous movie, to project an image with a light. In Arnold, this is known as a gobo, a term from theatrical and photographic lighting. A gobo is a cutout placed in front of a light in order to project a shadow onto the set and it's also known as a cookie. A common application is to simulate shadows from clouds, trees, window frames, and so on. And this is a good candidate here, this exterior daylight shot with clouds in the sky. Let's do an active shade rendering. Now the image looks kind of strange although we might have difficulty figuring out exactly what's wrong here. The issue is that we have clouds in the sky but no shadows of clouds on the ground and that makes the image a bit less believable. All right, I'll close that active shade window. We can fake that with a gobo, but the gobo filter only works on spotlights. So instead of the distant light for the sun here I'm using a spotlight. If I…

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