This page gives some basic details about the Raw Total Lighting Render Element and explains how it is used in compositing.
The Raw Total Lighting Render Element is the sum of all raw lighting (both direct and indirect) in the scene, without any diffuse details.
This pass is useful for changing the appearance of the scene's lighting in a compositing or image editing application.
||Render Settings window|| > Render Elements tab > Raw Total Light
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.specular.vrimg).
Denoise – Enables the render element's denoising, provided the Denoiser render element is present.
This render element is not supported with V-Ray GPU rendering.
The Raw Total Lighting Render Element is useful for changing the appearance of the entire lighting of the scene after rendering, using a compositing or image editing application. Below are a couple of examples of possible uses. The first two images show the render element itself and the Beauty render put together. The Raw Total Lighting Render Element was brightened and tinted differently to show the range of editing possible.
The Raw Total Lighting Render Element
The Original Beauty Composite
Brightened and tinted Raw Total Lighting Render Element
Brightened and tinted Raw Total Lighting
Underlying Compositing Equation