The sharpening function of the frame buffer works very badly, it produces strange halos. It would be nice if the sharpening would produce clean results like in Photoshop. Why sharpen? Sharpening with a large radius (e.g. 50) with low intensity imp...
Corona has this map that its very useful for Vegetation, right now is compatible with Vray, but not with Vantage, the procedure is to create a Vray2Sided with 2 materials as usual