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Bonus Types

dolio edited this page Mar 10, 2024 · 26 revisions

Info about bonus types collected from analyzing many bonus_add calls for various conditions.

Types with no stacking limits: 0, 8, 21

Bonus type Interpretation / Known uses
0 generic (no stacking limit)
1 - Initial Value, Thieves' Tools / Bardic Ins. (penalty only), Max Dex Bonus, Armor Penalty, Divine Power To Hit bonus capper, Magic Stone To Hit Bonus 2, Magic Fang To Hit Bonus 2
2 - str bonus (e.g. Weapon Finesse To Hit capper)
3 - dex bonus (e.g. GlobalGetArmorClass - sets value, Weapon Finesse, Armor Ac Bonus Cap Value, Invisibility AC Bonus 2 cap, Flatfooted AC bonus cap, Feint AC Bonus 2 cap)
4 - con bonus
5 - int bonus
6 - will bonus
7 - cha bonus
8 - Dodge, Uncanny Dodge, Mobility, Combat Expertise ( no stacking limit ), Haste AC bonus, Invisibility Cap, Flatfooted AC bonus cap, Feint AC Bonus 2 Cap, Boots of Speed AC Bonus, Fight Defensively AC Bonus
9 - NPC AC Bonus, Tree Shape AC Bonus, Gaseous Form AC Bonus cap 0, Amulet of Natural Armor bonus, Righteous Might Natural Armor AC Bonus (after fix, was 35)
10 - barkskin,
11 - Deflection bonus, Chaos Hammer AC bonus, Magic Circle AC Bonus 2, Protection From Alignment AC Bonus, Protection from Monster AC Bonus
12 - Attribute Enhancement Bonus, Augment Summoning Stat Bonus, Weapon Masterwork To hit bonus, Weapon Enhancement To hit bonus, Armor Enhancement AC bonus, Fragarach To Hit Bonus, Magic Vestment AC Bonus, Weapon Keen / Improved Critical crit range bonus (in Temple+)
13 - morale (?) used by cause fear, Aid To Hit Bonus 2, Bless To Hit Bonus 2, Bane To Hit Bonus 2, Heroism To Hit Bonus 2, Aura Of Courage saving throw
14 - Luck Bonus, e.g. Prayer, Divine Favor
15 - Saving Throw Resisance Bonus, Luck Poison Save Bonus
18 - Insight Bonus (True Strike)
19 - Concealment (e.g. Fog Cloud, Blur)
20 - Size Bonus/Penalty (vanilla Enlarge/Reduce, fixed Righteous Might, Animal Growth bonuses)
21 - Circumstance Bonus (no stacking limit) Potion of hiding/sneaking 0x100d2b20, Thieves Tools Masterwork (0x10104530), Cooperation Bonus (secret door search)
28 - Armor Bonus, Gaseous Form AC Bonus Cap 0, Mage Armor AC bonus
29 - Two Weapon Defense, Shield AC Bonus, Buckler AC Bonus, Shield Spell AC Bonus, Shield of Faith AC Bonus
31 - Racial Save Bonus
32 - Synergy (?)
33 - Shield Enhancement AC Bonus
34 - Skill Competence Bonus, Guidance, Potion of Heroism/SuperHeroism (0x100d2b40), Armor Shadow / Silent Moves (0x10102370; registers as "feat"), Charisma Competence Bonus (0x10104880; feat (probably for paladins???)), Bracers of Archery To Hit (Feat)
35 - Was Righteous Might AC/Str/Con Bonus, Animal Growth Str/Dex/Con modifiers (in vanilla)
36 - Spell Resistance?
37 - Bracers of Archery cap, Weapon Proficiency Penalty
40 - Divine Power to Hit Bonus (NEW!)
41 - Insight Bonus (NEW!) used for Psi Speed Of Thought feat
99 - Special Equipment Skill Bonus (NEW!)
100-150 Reserved for doug1234
151-200 Reserved for Sagenlicht
151 Alchemical Bonus
153 Sacred Bonus
154 Profane Bonus
856 Melee Weapon Mastery feat bonus (NEW!)
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