Now available on assetstore !!!
Assetstore Link : https://assetstore.unity.com/packages/vfx/shaders/fullscreen-camera-effects/volumetric-fog-138693
VolumetricFog is a full screen image effect which can be used for static fog, moving fog and cloud effects.Really enhance the beauty of scene.
Moving fog can be controlled by wind speed and its direction.
Noise scale adds realism to the fog.
Simply add the main script to your camera and you're set.
Officially supported for all non mobile platforms: Tested on PC, OSX
VolumetricFog is not recommended for mobile devices.
Please direct any questions to firstname.lastname@example.org