I was looking at using some effects from Windward Mark for my flight sim, before I found out that the software was over a thousand dollars. So I set about trying to recreate some of these effects in the BGE. This is the first I have done, the atmosphere shader. I was trying to replicate the effects as can be seen here: http://www.windwardmark.net/images/screenshots/windlight/urban39.jpg
Here is a model of a city without my shader:
And here it is with:
And here is a simple landscape with it (my grass texture is oversaturated):
Please tell me what you think.
Bear in mind that this is a WIP; anything that doesn’t look right I will gladly change.