/**
* Remove slays which are duplicates, i.e. they have exactly the same "monster
* flag" and the same "resist flag". The one with highest multiplier is kept.
*
* \param flags is the flagset from which to remove duplicates.
* count is the number of dups removed.
*/
public static int dedup_slays(ref Bitflag flags)
{
int i, j;
int count = 0;
for (i = 0; i < list.Count(); i++)
{
Slay s_ptr = list[i];
if (flags.has(s_ptr.object_flag.value))
{
for (j = i + 1; j < list.Count(); j++)
{
Slay t_ptr = list[j];
if (flags.has(t_ptr.object_flag.value) &&
(t_ptr.monster_flag == s_ptr.monster_flag) &&
(t_ptr.resist_flag == s_ptr.resist_flag) &&
(t_ptr.mult != s_ptr.mult))
{
count++;
if (t_ptr.mult > s_ptr.mult)
{
flags.off(s_ptr.object_flag.value);
}
else
{
flags.off(t_ptr.object_flag.value);
}
}
}
}
}
return(count);
}
/*
* Remove the "bad" spells from a spell list
*/
static void remove_bad_spells(int m_idx, Bitflag f)
{
Monster m_ptr = Cave.cave_monster(Cave.cave, m_idx);
Monster_Race r_ptr = Misc.r_info[m_ptr.r_idx];
Bitflag f2 = new Bitflag(Monster_Spell_Flag.SIZE);
Bitflag ai_flags = new Bitflag(Object_Flag.SIZE);
int i;
uint smart = 0;
/* Stupid monsters act randomly */
if (r_ptr.flags.has(Monster_Flag.STUPID.value))
{
return;
}
/* Take working copy of spell flags */
f2.copy(f);
/* Don't heal if full */
if (m_ptr.hp >= m_ptr.maxhp)
{
f2.off(Monster_Spell_Flag.HEAL.value);
}
/* Don't haste if hasted with time remaining */
if (m_ptr.m_timed[(int)Misc.MON_TMD.FAST] > 10)
{
f2.off(Monster_Spell_Flag.HASTE.value);
}
/* Don't teleport to if the player is already next to us */
if (m_ptr.cdis == 1)
{
f2.off(Monster_Spell_Flag.TELE_TO.value);
}
/* Update acquired knowledge */
ai_flags.wipe();
if (Option.birth_ai_learn.value)
{
/* Occasionally forget player status */
if (Random.one_in_(100))
{
m_ptr.known_pflags.wipe();
}
/* Use the memorized flags */
smart = m_ptr.smart;
ai_flags.copy(m_ptr.known_pflags);
}
/* Cheat if requested */
if (Option.birth_ai_cheat.value)
{
for (i = 0; i < Object_Flag.MAX.value; i++)
{
if (Misc.p_ptr.check_state(Object_Flag.list[i], Misc.p_ptr.state.flags))
{
ai_flags.on(i);
}
}
if (Misc.p_ptr.msp == 0)
{
smart |= Misc.SM_IMM_MANA;
}
}
/* Cancel out certain flags based on knowledge */
if (!ai_flags.is_empty())
{
throw new NotImplementedException();
//unset_spells(f2, ai_flags, r_ptr);
}
if ((smart & Misc.SM_IMM_MANA) != 0 && Random.randint0(100) < 50 * (r_ptr.flags.has(Monster_Flag.SMART.value) ? 2 : 1))
{
f2.off(Monster_Spell_Flag.DRAIN_MANA.value);
}
/* use working copy of spell flags */
f.copy(f2);
}
/**
* Add a pval to an object, rearranging flags as necessary. Returns true
* if the number of pvals is now different, false if it is the same.
*
* \param o_ptr is the object we're adjusting
* \param pval is the pval we are adding
* \param flag is the flag to which we are adding the pval
*/
bool add_pval(int pval, int flag)
{
Bitflag f = new Bitflag(Object_Flag.SIZE);
int a = -1, best_pval;
/* Sanity check (we may be called with 0 - see ticket #1451) */
if (pval == 0) return false;
Object_Flag.create_mask(f, false, Object_Flag.object_flag_type.PVAL, Object_Flag.object_flag_type.STAT);
if (flags.has(flag)) {
/* See if any other flags are associated with this pval */
a = which_pval(flag);
f.off(flag);
f.inter(pval_flags[a]);
if (f.is_empty()) { /* Safe to increment and finish */
this.pval[a] += (short)pval;
if (this.pval[a] == 0) { /* Remove the flag */
flags.off(flag);
pval_flags[a].off(flag);
}
return (object_dedup_pvals());
}
}
/* So it doesn't have the flag, or it does but that pval also has others */
/* Create a new pval if we can */
if (this.num_pvals < Misc.MAX_PVALS) {
this.pval[this.num_pvals] = (short)pval;
this.pval_flags[this.num_pvals].on(flag);
if (a != -1) { /* then we need to move the flag to the new pval */
this.pval[this.num_pvals] += this.pval[a];
this.pval_flags[a].off(flag);
} else /* We need to add it to object_flags */
this.flags.on(flag);
this.num_pvals++; /* We do this last because pvals start from zero */
/* We invert the logic because we've already added a pval */
return (!object_dedup_pvals());
} else { /* we use the closest existing pval */
best_pval = object_closest_pval((pval + (a == -1 ? 0 : this.pval[a])));
if (best_pval != a) { /* turn on the flag on the new pval */
this.pval_flags[best_pval].on(flag);
if(a != -1) /* turn it off on its old pval */
this.pval_flags[a].off(flag);
else /* add it to object_flags */
this.flags.on(flag);
}
return false; /* We haven't changed any pvals, so no need to de-dup */
}
}
/*
* Remove the "bad" spells from a spell list
*/
static void remove_bad_spells(int m_idx, Bitflag f)
{
Monster m_ptr = Cave.cave_monster(Cave.cave, m_idx);
Monster_Race r_ptr = Misc.r_info[m_ptr.r_idx];
Bitflag f2 = new Bitflag(Monster_Spell_Flag.SIZE);
Bitflag ai_flags = new Bitflag(Object_Flag.SIZE);
int i;
uint smart = 0;
/* Stupid monsters act randomly */
if (r_ptr.flags.has(Monster_Flag.STUPID.value)) return;
/* Take working copy of spell flags */
f2.copy(f);
/* Don't heal if full */
if (m_ptr.hp >= m_ptr.maxhp) f2.off(Monster_Spell_Flag.HEAL.value);
/* Don't haste if hasted with time remaining */
if (m_ptr.m_timed[(int)Misc.MON_TMD.FAST] > 10) f2.off(Monster_Spell_Flag.HASTE.value);
/* Don't teleport to if the player is already next to us */
if (m_ptr.cdis == 1) f2.off(Monster_Spell_Flag.TELE_TO.value);
/* Update acquired knowledge */
ai_flags.wipe();
if (Option.birth_ai_learn.value)
{
/* Occasionally forget player status */
if (Random.one_in_(100))
m_ptr.known_pflags.wipe();
/* Use the memorized flags */
smart = m_ptr.smart;
ai_flags.copy(m_ptr.known_pflags);
}
/* Cheat if requested */
if (Option.birth_ai_cheat.value) {
for (i = 0; i < Object_Flag.MAX.value; i++)
if (Misc.p_ptr.check_state(Object_Flag.list[i], Misc.p_ptr.state.flags))
ai_flags.on(i);
if (Misc.p_ptr.msp == 0) smart |= Misc.SM_IMM_MANA;
}
/* Cancel out certain flags based on knowledge */
if(!ai_flags.is_empty()) {
throw new NotImplementedException();
//unset_spells(f2, ai_flags, r_ptr);
}
if ((smart & Misc.SM_IMM_MANA) != 0 && Random.randint0(100) < 50 * (r_ptr.flags.has(Monster_Flag.SMART.value) ? 2 : 1))
f2.off(Monster_Spell_Flag.DRAIN_MANA.value);
/* use working copy of spell flags */
f.copy(f2);
}
/**
* Remove slays which are duplicates, i.e. they have exactly the same "monster
* flag" and the same "resist flag". The one with highest multiplier is kept.
*
* \param flags is the flagset from which to remove duplicates.
* count is the number of dups removed.
*/
public static int dedup_slays(ref Bitflag flags)
{
int i, j;
int count = 0;
for (i = 0; i < list.Count(); i++) {
Slay s_ptr = list[i];
if (flags.has(s_ptr.object_flag.value)) {
for (j = i + 1; j < list.Count(); j++) {
Slay t_ptr = list[j];
if (flags.has(t_ptr.object_flag.value) &&
(t_ptr.monster_flag == s_ptr.monster_flag) &&
(t_ptr.resist_flag == s_ptr.resist_flag) &&
(t_ptr.mult != s_ptr.mult)) {
count++;
if (t_ptr.mult > s_ptr.mult)
flags.off(s_ptr.object_flag.value);
else
flags.off(t_ptr.object_flag.value);
}
}
}
}
return count;
}