For largeish mesh terrain say 128x128 is it better to:
1. have 1 surface
2. split it up into several surfaces? of say 32x32 blocks
3. split it into several 'tiled' separate meshes
1. have 1 surface
2. split it up into several surfaces? of say 32x32 blocks
3. split it into several 'tiled' separate meshes