Method write_tiles

plugins/3dveins.cpp:1022–1047

 */

void VeinGenerator::write_tiles()
{
    for (int x = 0; x < size.x; x++)
    {
        for (int y = 0; y < size.y; y++)
        {
            df::coord2d column(x,y);

            int top = findTopBlock(map, x, y);

            for (int z = top; z >= 0; z--)
            {
                Block *b = map.BlockAt(df::coord(x,y,z));
                if (!b || !b->is_valid())
                    continue;

                write_block_tiles(b, column, z);

                b->Write();
                map.discardBlock(b);
            }

            map.trash();
        }
    }
}

void VeinGenerator::write_block_tiles(Block *b, df::coord2d column, int z)
{