From the course: Maya: Rendering in Arnold 6

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Masking geometry with an opacity map

Masking geometry with an opacity map - Maya Tutorial

From the course: Maya: Rendering in Arnold 6

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Masking geometry with an opacity map

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- [Instructor] A cut-out or mask for geometry is an easy matter with the Arnold Standard Surface opacity map input. I've got Arnold running in the perspective viewport, here. And Hypershade open, displaying the network of the leaf material, leaf, house_plant_05. It's an Arnold Standard Surface, and it's already got a base color map and a bump map applied. We want to mask off these black areas of the geometry. And we just want to connect something to the opacity input. And that's found in the parameters, in the section labeled geometry. If we open that up, we'll see there's an opacity color. And if we just wanted to dim the object down, we could reduce that opacity and make it partially invisible. But, I want to map that opacity. So, we'll connect something here. One way to do that is just to click on the create render node button. In the create render node window, go to Arnold, texture, and AI image. Now, that's…

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