My guess is that you are seeing some combination of unusually high densities, plus particularly bad framing (or resolution) of your lights. Try lowering the voxel size, the density and increasing the light’s shadow map resolution.
My guess is that you are seeing some combination of unusually high densities, plus particularly bad framing (or resolution) of your lights. Try lowering the voxel size, the density and increasing the light’s shadow map resolution.