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The Background Render Element includes just the background as set in the scene, with the rest of the image rendered as black.  floatingpagetoc

Overview

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The Background Render Element stores an image of the texture used in the background behind geometry in a scene as seen from the camera. Geometry that blocks the background image renders as black.

This render element interprets a background texture, such as the texture set in the Environment Overrides, as a background.

Other types of manually created backgrounds, such as a plane, mapped with a texture set outside a window, will not interpreted to be a "background" for the purposes of this render element.

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UI Path

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||Render Settings window|| > Render Elements tab > Background


Attributes

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The parameters for this render element appear in the Attribute Editor under Extra V-Ray Attributes.

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Enabled

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 – When enabled, the render element appears in the V-Ray frame buffer.

Filename suffix

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 – The text added to the end of the rendered file, when saved as a separate file (e.g. myrender.background.vrimg).

Apply color mapping – Applies the color mapping options specified in

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the Color mapping rollout of

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the VRay tab

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 in the Render Settings window to this render element. This option is enabled by default.

Denoise – Enables the render element's denoising, provided the Denoiser render element is present.

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Common Uses

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The Background Render Element is primarily used for layering the Beauty element (or combined render elements) on top of the background image. The Alpha channel can be used to create a matte for such a composite. In the following example the atmosphere and depth of field have been turned off for the sake of clarity.

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