void
RollSelectedDice (void)
{
int i, cnt = 0;
if (NumberOfRolls >= NUM_ROLLS) {
return;
}
for (i = 0; i < NUMBER_OF_DICE; i++) {
if (DiceValues[i].sel) {
DiceValues[i].val = RollDie ();
DiceValues[i].sel = 0;
cnt++;
lastRoll.DiceValues[i] = DiceValues[i].val;
}
}
/* If no dice is selcted roll them all */
if (cnt == 0) {
for (i = 0; i < NUMBER_OF_DICE; i++) {
DiceValues[i].val = RollDie ();
lastRoll.DiceValues[i] = DiceValues[i].val;
}
}
UpdateAllDicePixmaps ();
DeselectAllDice ();
NumberOfRolls++;
if (NumberOfRolls >= NUM_ROLLS) {
say (_("Choose a score slot."));
}
lastRoll.roll = NumberOfRolls;
lastRoll.player = CurrentPlayer;
}
void
ComputerRolling (int player)
{
int i;
int best;
int bestv;
int num_options = 1;
int die_comp[NUMBER_OF_DICE];
double best_score;
int ii, jj, kk;
for (i = 0; i < NUMBER_OF_DICE; i++) {
die_comp[i] = num_options;
num_options *= 2;
}
double avg_score[num_options];
DiceInfo sav_DiceValues[NUMBER_OF_DICE];
memset (avg_score, 0, sizeof (avg_score));
memcpy (sav_DiceValues, DiceValues, sizeof (sav_DiceValues));
for (ii = 0; ii < num_options; ii++) {
for (jj = 0; jj < NUM_TRIALS; jj++) {
DiceInfo loc_info[NUMBER_OF_DICE];
memcpy (loc_info, sav_DiceValues, sizeof (loc_info));
for (kk = 0; kk < NUMBER_OF_DICE; kk++) {
if (die_comp[kk] & ii) {
loc_info[kk].val = RollDie ();
}
}
memcpy (DiceValues, loc_info, sizeof (sav_DiceValues));
BuildTable (player);
bestv = -99;
for (i = NUM_FIELDS - 1; i >= 0; i--) {
if (bc_table[i] >= bestv) {
bestv = bc_table[i];
}
}
avg_score[ii] += bestv;
}
avg_score[ii] /= NUM_TRIALS;
if (DisplayComputerThoughts) printf ("Set avg score for %d to %f\n", ii, avg_score[ii]);
}
best = 0;
best_score = -99;
for (ii = 0; ii < num_options; ii++) {
if (avg_score[ii] >= best_score) {
best = ii;
best_score = avg_score[ii];
}
}
if (DisplayComputerThoughts) printf ("Best choice is %d val %f for dice ", best, best_score);
/* Restore DiceValues */
memcpy (DiceValues, sav_DiceValues, sizeof (sav_DiceValues));
for (ii = 0; ii < NUMBER_OF_DICE; ii++) {
if (die_comp[ii] & best) {
DiceValues[ii].sel = 1;
if (DisplayComputerThoughts)
printf ("Reset to roll die %d value %d bit %d comp %d test %d\n", ii, DiceValues[ii].val, ii, best, ii & best);
}
else {
DiceValues[ii].sel = 0;
if (DisplayComputerThoughts)
printf ("Reset NOT to roll die %d value %d bit %d comp %d test %d\n",
ii, DiceValues[ii].val, ii, best, ii & best);
}
}
}
