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Volumetric LightingBy Josh BurkeWhat is Volumetric Lighting• Lighting that appears to illuminate particles in the atmosphereHow to enable Volumetric Lighting• After you select the light you wish to apply volumetric lighting to, click on Item Properties•Check Volumetric Lighting, then click on Volumetric Light Options• You will then be prompted with the a box for Volumetric Options which will have default valuesPutting Volumetric Lighting to use• Here’s a scene I made for the tutorial, this render is without Volumetric Lighting turned onLight Properties(main light source)• For this scene I used a Spotlight with these settings for the main light source coming from outside the windowVolumetric Options(for the main light source)• Change Quality to Good• Turn on Fade in Fogand Opacity Casts Shadows• Set the values to what I have here or change them to better suit your sceneLight Properties(for the candle)• For the candle tucked away in the corner I used a Point Light with these settingsVolumetric Options(for the candle)• Leave the Quality at Medium• Turn on Fade in Fogand Opacity Casts Shadows• Set the values to something similar to what I have hereRender without Volumetric LightingRender with Volumetric LightingIs it needed?• Volumetric Lighting isn’t needed in every scene, but it can be used effectively to enhance a scene•It increases render time. With Anti-Aliasing on medium and Ray Trace Shadows turned on, it took about 3 minutes to render. The same scene without Volumetric Lighting on took 10 seconds to renderOne more


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Chico CSCI 140 - Volumetric Lighting

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