The Raw Refraction Filter Render Element is similar to the Refraction Filter Render Element, except it is not affected by Fresnel falloff. The result is a solid mask showing the areas of refraction.
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To properly calculate the Raw Refraction Filter Render Element, the Refraction Render Element must also be added to the list of render elements being calculated during the rendering process to properly determine all the refraction information in the scene.
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UI Path: ||Display Render Settings button|| > Render Elements tab > Raw Refraction
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||Display Render Settings
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> Render Elements tab > Raw Refraction Filter
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Render (menu) > Render Settings > Raw Refraction Filter
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To use render elements, select from the Available render elements column and click the Add button to add the passes you wish to generate at render time. When you render the scene, the added render elements listed in the column on the right, will also render, which can be viewed from the VFB window's channel drop-down menu.
For more information on the parameters on this dialog, see the Render Elements tab page.
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The parameters for this render element appear in the Attribute Editor under Extra V-Ray Attributes.
Enabled – When enabled, the render element appears in the V-Ray Virtual Frame Buffer.
Deep output – Specifies whether to include this render element in deep images.
Filename suffix – The text added to the end of the rendered file, when saved as a separate file (e.g. myrender.rawRefractionFilter.vrimg).
Denoise – Enables the render element's denoising, provided the Denoiser render element is present.
