tile visuals

public Sprite[] dirtTiles
public Sprite[] fossilTiles
public Sprite[] rockTiles
// store your sprites in these


public sprite getTile(string tileSet, int tileNum){
switch(tileSet){
case "dirt":
return dirtTiles[tileNum]

case "fossil":
return fossilTiles[fossilNum]

case "rock":
return rockTiles[tileNum]
}