static void generate_moves_for_possibly_confronted_piece(slice_index si,
numvec dir_confronter)
{
square const confronter_pos = curr_generation->departure+dir_confronter;
TraceFunctionEntry(__func__);
TraceFunctionParam("%u",si);
TraceFunctionParamListEnd();
if (TSTFLAG(being_solved.spec[confronter_pos],advers(trait[nbply])))
pipe_move_generation_differnt_walk_delegate(si,get_walk_of_piece_on_square(confronter_pos));
else
pipe_move_generation_delegate(si);
TraceFunctionExit(__func__);
TraceFunctionResultEnd();
}
/* Generate moves for a single piece
* @param identifies generator slice
*/
void annan_generate_moves_for_piece(slice_index si)
{
int const annaniser_dir = trait[nbply]==White ? -onerow : +onerow;
square const annaniser_pos = curr_generation->departure+annaniser_dir;
TraceFunctionEntry(__func__);
TraceFunctionParam("%u",si);
TraceFunctionParamListEnd();
if (annanises(trait[nbply],annaniser_pos,curr_generation->departure))
pipe_move_generation_differnt_walk_delegate(si,get_walk_of_piece_on_square(annaniser_pos));
else
pipe_move_generation_delegate(si);
TraceFunctionExit(__func__);
TraceFunctionResultEnd();
}
/* Generate moves for a single piece
* @param identifies generator slice
*/
void vaulting_kings_generate_moves_for_piece(slice_index si)
{
Side const side = trait[nbply];
Flags const mask = BIT(side)|BIT(Royal);
if (TSTFULLFLAGMASK(being_solved.spec[curr_generation->departure],mask))
{
if (is_kingsquare_observed())
{
unsigned int i;
for (i = 0; i!=nr_king_vaulters[side]; ++i)
pipe_move_generation_differnt_walk_delegate(si,king_vaulters[side][i]);
}
else if (vaulting_kings_transmuting[side])
return; /* don't generate non-vaulting moves */
}
pipe_solve_delegate(si);
}
/* Generate moves of a potentially transmuting king
* @param si identifies move generator slice
* @return true iff the king is transmuting (which doesn't necessarily mean that
* any moves were generated!)
*/
boolean generate_moves_of_transmuting_king(slice_index si)
{
boolean result = false;
piece_walk_type const *ptrans;
numecoup const save_current_move = CURRMOVE_OF_PLY(nbply);
TraceFunctionEntry(__func__);
TraceFunctionParam("%u",si);
TraceFunctionParamListEnd();
for (ptrans = transmuting_kings_potential_transmutations; *ptrans!=Empty; ++ptrans)
if (transmuting_kings_is_king_transmuting_as(*ptrans))
{
pipe_move_generation_differnt_walk_delegate(si,*ptrans);
result = true;
}
remove_duplicate_moves_of_single_piece(save_current_move);
TraceFunctionExit(__func__);
TraceFunctionResult("%u",result);
TraceFunctionResultEnd();
return result;
}
