public override bool RegenerateMesh(ChunkMesher mesher)
{
Mesh m = mesher.GenerateMesh(this);
if (m == null && renderer == null)
{
return(true);
}
if (m != null && renderer == null)
{
renderer = world.CreateChunkRenderer(this);
}
if (m != null)
{
renderer.Update(m);
}
renderer?.SetActive(m != null);
return(true);
}