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-   -   Harmony/Lull temporary fix (https://www.eqemulator.org/forums/showthread.php?t=23484)

inkubus 08-14-2007 09:43 AM

Harmony/Lull temporary fix
 
Hi all

Not sure if i've implemented this in the best way but I am sure someone can point out any issues.

Quote:

spdat.h changes:
Line 476 add:
bool IsHarmonySpell(int16 spell_id);

spdat.cpp changes:
Line 202
add:
bool IsHarmonySpell(int16 spell_id)
{
int i;
const SPDat_Spell_Struct &sp = spells[spell_id];

for(i = 0; i < EFFECT_COUNT; i++)
{
if(sp.effectid[i] == SE_Lull || sp.effectid[i] == SE_Harmony)
return true;
}
return false;
}

spells.cpp line 2250
(above if(!(IsClient() && CastToClient()->GetGM())) // GMs can cast on anything)
add:
if (!IsHarmonySpell(spell_id))
{

and closing brace below

attack.cpp line 1573 add:
// If the hate's 0 then why bother?
if (hate == 0)
return;
Not sure why hate == 0 wasn't being checked. Is there a reason for this? Please someone proof read!

Thanks

Bolly

inkubus 08-14-2007 09:52 AM

Eek some changes as i had the line numebrs wrong


Quote:

spdat.h changes:
Line 476 add:
bool IsHarmonySpell(int16 spell_id);

spdat.cpp changes:
Line 202
add:
bool IsHarmonySpell(int16 spell_id)
{
int i;
const SPDat_Spell_Struct &sp = spells[spell_id];

for(i = 0; i < EFFECT_COUNT; i++)
{
if(sp.effectid[i] == SE_Lull || sp.effectid[i] == SE_Harmony)
return true;
}
return false;
}

spells.cpp line 2250
(above if(!(IsClient() && CastToClient()->GetGM())) // GMs can cast on anything)
add:
if (!IsHarmonySpell(spell_id))
{

and closing brace below

attack.cpp line 1577
(In Mob::AddToHateList() below assert(other != NULL);)
add:
// If the hate's 0 then why bother?
if (hate == 0)
return;

inkubus 08-14-2007 10:38 AM

Ok for some reason, this sometimes still generates 1 hate on lull line spells. Still looking into this. Fix works fine for harmony though.

Thanks

Bolly

inkubus 08-14-2007 10:51 AM

Found it,

in aggro.cpp
(below: int16 spell_id = spellid;)
line 989 replace:

int16 AggroAmount = 1;

with:

int16 AggroAmount = 1;
if (IsHarmonySpell(spellid))
{
AggroAmount = 0;
}

gernblan 08-14-2007 10:54 AM

This is based off of 1030 build?

Thanks for your efforts! This will help many classes, especially chanters, if it gets checked in.

inkubus 08-14-2007 05:22 PM

Tested on 1026 and 1030 build.

Thanks

Bolly

inkubus 08-14-2007 05:41 PM

Looks like this has a side effect on npc->npc aggro. Looking into this.

inkubus 08-14-2007 06:00 PM

Ok found the problem, looks like hate of 0 is needed so drop the change to aggro.cpp and instead add this to spells.cpp ~ 2292:

Replace:

if(spelltar->IsAIControlled())
{
spelltar->AddToHateList(this, 1);
}

With:
if(spelltar->IsAIControlled())
{
if (!IsHarmonySpell(spell_id))
{
spelltar->AddToHateList(this, 1);
}
}

KLS 08-14-2007 06:04 PM

AddToHateList should be able to accept 0 hate as an argument without us ignoring it. Sometimes we want to be added to something's hate list without actually generating any hate. This is how proximity aggro works.

Probably want to look for where we're calling AddToHateList for lull spells and catch it before it gets there.

Bah apparently you followed up while I was writing this... ingenious!

inkubus 08-14-2007 06:14 PM

And then of course further down in spells.cpp at the AddToHateList() ~ 2365

Replace:

if (spelltar->IsAIControlled() && IsDetrimentalSpell(spell_id)
) {
int16 aggro_amount = CheckAggroAmount(spell_id);//*spelltar->CastToNPC()->AggroModifier();
mlog(SPELLS__CASTING, "Spell %d cast on %s generated %d hate", spell_id, spelltar->GetName(), aggro_amount);
spelltar->AddToHateList(this, aggro_amount);
}


with:

if (spelltar->IsAIControlled() && IsDetrimentalSpell(spell_id)
) {
int16 aggro_amount = CheckAggroAmount(spell_id);//*spelltar->CastToNPC()->AggroModifier();
mlog(SPELLS__CASTING, "Spell %d cast on %s generated %d hate", spell_id, spelltar->GetName(), aggro_amount);
if (!IsHarmonySpell(spell_id))
{
spelltar->AddToHateList(this, aggro_amount);
}
}

inkubus 08-14-2007 06:16 PM

Thanks KLS, just done that now. Appears to be working but will continue further testing!

inkubus 08-14-2007 06:23 PM

Ok this now works appart from one issue where if it is resisted it won't generate aggro. I will work on this and then post a final diff file.

drakelord 08-14-2007 07:39 PM

Awesome, thanks much. I'd like to see this as part of the main code.

inkubus 08-15-2007 03:11 AM

Ok i've fixed that bug (caused by me! 3am coding for you :-))

How do i go about making a diff file? Would I need cvs/svn access?

inkubus 08-15-2007 04:20 AM

I think i did this right!

Patch:

Quote:

--- aggro-orig.cpp 2007-08-15 16:58:09.114683370 +0100
+++ aggro.cpp 2007-08-15 17:01:02.979532414 +0100
@@ -987,6 +987,9 @@
int16 Mob::CheckAggroAmount(int16 spellid) {
int16 spell_id = spellid;
int16 AggroAmount = 1;
+ if (IsHarmonySpell(spellid)) {
+ AggroAmount = 0;
+ }
int16 slevel = GetLevel();

for (int o = 0; o < EFFECT_COUNT; o++) {
--- spdat-orig.cpp 2007-08-15 15:34:23.203261821 +0100
+++ spdat.cpp 2007-08-14 22:49:32.057599869 +0100
@@ -199,6 +199,19 @@
return false;
}

+bool IsHarmonySpell(int16 spell_id)
+{
+int i;
+const SPDat_Spell_Struct &sp = spells[spell_id];
+
+for(i = 0; i < EFFECT_COUNT; i++)
+{
+if(sp.effectid[i] == SE_Lull || sp.effectid[i] == SE_Harmony)
+return true;
+}
+return false;
+}
+
bool IsPercentalHealSpell(int16 spell_id)
{
return IsEffectInSpell(spell_id, SE_PercentalHeal);
-- spdat-orig.h 2007-08-15 15:34:34.736113852 +0100
+++ spdat.h 2007-08-15 16:30:38.800733373 +0100
@@ -473,6 +473,7 @@
bool IsStunSpell(int16 spell_id);
bool IsSlowSpell(int16 spell_id);
bool IsHasteSpell(int16 spell_id);
+bool IsHarmonySpell(int16 spell_id);
bool IsPercentalHealSpell(int16 spell_id);
bool IsGroupOnlySpell(int16 spell_id);
bool IsBeneficialSpell(int16 spell_id);
--- spells-orig.cpp 2007-08-15 15:34:49.029169807 +0100
+++ spells.cpp 2007-08-15 16:55:43.259905133 +0100
@@ -2217,6 +2217,8 @@
return(false);
}

+if (!IsHarmonySpell(spell_id))
+{
if(!(IsClient() && CastToClient()->GetGM())) // GMs can cast on anything
{
// Beneficial spells check
@@ -2254,6 +2256,8 @@
}
}

+}
+
// solar: ok at this point the spell is permitted to affect the target,
// but we need to check special cases and resists

@@ -2351,8 +2355,11 @@
) {
int16 aggro_amount = CheckAggroAmount(spell_id);//*spelltar->CastToNPC()->AggroModifier();
mlog(SPELLS__CASTING, "Spell %d cast on %s generated %d hate", spell_id, spelltar->GetName(), aggro_amount);
+ if (!IsHarmonySpell(spell_id))
+ {
spelltar->AddToHateList(this, aggro_amount);
}
+ }
else if (IsBeneficialSpell(spell_id))
entity_list.AddHealAggro(spelltar, this, CheckHealAggroAmount(spell_id));




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