bool check_screens_block(int _block_id, tiles_data _data)
{
int block_n;
int scr_n;
int scr_block_n;
screen_data scr;
// check duplicate(s)
for (block_n = 0; block_n < _block_id; block_n++)
{
if (_data.cmp_blocks(_block_id, block_n))
{
for (scr_n = 0; scr_n < _data.screen_data_cnt(); scr_n++)
{
scr = _data.get_screen_data(scr_n);
for (scr_block_n = 0; scr_block_n < scr.length; scr_block_n++)
{
if (scr.get_tile(scr_block_n) == _block_id)
{
// replace _block_id with block_n
scr.set_tile(scr_block_n, ( ushort )block_n);
}
}
}
}
}
for (scr_n = 0; scr_n < _data.screen_data_cnt(); scr_n++)
{
scr = _data.get_screen_data(scr_n);
for (scr_block_n = 0; scr_block_n < scr.length; scr_block_n++)
{
if (scr.get_tile(scr_block_n) == _block_id)
{
return(true);
}
}
}
return(false);
}