Questions tagged [fog]

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3 votes
1 answer
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Adding two fogs

When calculating fog along the ray we have two main part- transmittance and scattering. What happens when we have two different fogs? With different extinction and color? Both extinction and color ...
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1 vote
2 answers
257 views

Ghosting in volumetric lighting

Does anyone know any method to remove ghosting in volumetric lighting? When light move it leaves trail behind, i would like to remove it. Volumetrics are Bart Wronski style (in frustum) with ...
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  • 556
3 votes
3 answers
148 views

What is name for far lowcontrast blueish landspace?

What is the name of effect, that we see on far objects in outdoors ? These objects are low-contrast, foggy ? Is it only fog or some scattering ?
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14 votes
1 answer
225 views

How can I model distant rain?

Close up, rain can be modeled as transparent balls of water with appropriate motion blur. This seems impractical for large volumes, which would be necessary for scenes of rain in the distance. At ...
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8 votes
1 answer
485 views

Rendering fog underneath water

I'm aware of glFog, which blends between the fog and surface colour based on distance to the camera, like this: The equations are even given in the docs. But the fog is applied immediately in front ...
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