fSizeVariation
sizeVariationSlider->SetValue(fSizeVariation);
if ((status = into->AddInt32("Leaves variation", fSizeVariation)) != B_OK)
fSizeVariation = sizeVariation;
scale += scale * drand48() * fSizeVariation / 100.;
if (archive->FindInt32("Leaves variation", &fSizeVariation) != B_OK)
fSizeVariation = 50;
int32 fSizeVariation;