/**
* Make a tree-tile.
*
* This functions change the tile to a tile with trees and all informations which belongs to it.
*
* @param t The tile to make a tree-tile from
* @param type The type of the tree
* @param count the number of trees
* @param growth the growth status
* @param ground the ground type
* @param density the density (not the number of trees)
*/
public static void MakeTree(TileIndex t, TreeType type, uint count, uint growth, TreeGround ground,
uint density)
{
TileMap.SetTileType(t, TileType.MP_TREES);
TileMap.SetTileOwner(t, Owner.OWNER_NONE);
Map._m[t].m2 = (ushort)(ground << 6 | density << 4 | 0);
Map._m[t].m3 = (byte)type;
Map._m[t].m4 = 0 << 5 | 0 << 2;
Map._m[t].m5 = (byte)(count << 6 | growth);
BitMath.SB(Map._me[t].m6, 2, 4, 0);
Map._me[t].m7 = 0;
}
/**
* Set the density and ground type of a tile with trees.
*
* This functions saves the ground type and the density which belongs to it
* for a given tile.
*
* @param t The tile to set the density and ground type
* @param g The ground type to save
* @param d The density to save with
* @pre Tile must be of type TileType.MP_TREES)
*/
public static void SetTreeGroundDensity(TileIndex t, TreeGround g, uint d)
{
Debug.Assert(TileMap.IsTileType(t, TileType.MP_TREES)); // XXX incomplete
Map._m[t].m2 = BitMath.SB(Map._m[t].m2, 4, 2, d);
Map._m[t].m2 = BitMath.SB(Map._m[t].m2, 6, 3, g);
}
