Lightmapping - Shadow power


I am searching a way to control shadows of the lightmaps. In realtime lighting, there is a value that controls the power of the shadows but I don’t find such controls in lightmapping.

There are some way to make the shadows less visible, but this leads to a lot of light that kills the colors.

How can I reduce shadows without affecting light or illumination power ?

Thanks a lot !

I found two ways to modify the Lightmap shadow power.

  • Change the lightmap in a painting
    program like (Gimp, Photoshop,
    etc…). But it’s very hard to do it
    properly because of the
    32Bits/Channel Color mode.
  • An easier
    way is to find the good balance
    between the Sky Light Intensity and
    the Directional Light to soften the