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[DemonHunter] Voidfall proc rate is stack-dependent (per-spec) #11154

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[DemonHunter] Voidfall proc rate is stack-dependent (per-spec) #11154

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be13a8d
[DemonHunter] voidfall proc rate is stack-dependent
taherbert Mar 20, 2026
247228c
[DemonHunter] rename voidfall_proc_chance _havoc to _devourer
taherbert Mar 22, 2026
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26 changes: 25 additions & 1 deletion engine/class_modules/sc_demon_hunter.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -916,6 +916,7 @@ class demon_hunter_t : public parse_player_effects_t
const spell_data_t* thrill_of_the_fight_haste_buff;
const spell_data_t* thrill_of_the_fight_damage_buff;
double wounded_quarry_proc_rate;
std::array<double, 3> voidfall_proc_chances;

// Annihilator
const spell_data_t* voidfall_meteor;
Expand Down Expand Up @@ -1215,6 +1216,15 @@ class demon_hunter_t : public parse_player_effects_t
double wounded_quarry_chance_vengeance = 0.30;
// Proc rate for Wounded Quarry for Havoc
double wounded_quarry_chance_havoc = 0.10;
// Voidfall proc rate per building stack count (WCL analysis, ~72k casts).
// Fits rate = base - k*sqrt(stacks) within 0.5pp, but no spell data
// parameterizes the decay, so these are likely server-side lookup tables.
double voidfall_proc_chance_0_stacks_vengeance = 0.385;
double voidfall_proc_chance_1_stacks_vengeance = 0.325;
double voidfall_proc_chance_2_stacks_vengeance = 0.30;
double voidfall_proc_chance_0_stacks_devourer = 0.41;
double voidfall_proc_chance_1_stacks_devourer = 0.34;
double voidfall_proc_chance_2_stacks_devourer = 0.325;
// How many seconds that Vengeful Retreat locks out Felblade
double felblade_lockout_from_vengeful_retreat = 0.6;
bool enable_dungeon_slice = false;
Expand Down Expand Up @@ -2948,7 +2958,8 @@ struct voidfall_building_trigger_t : public BASE
if ( !BASE::p()->talent.annihilator.voidfall->ok() )
return;

if ( !BASE::rng().roll( BASE::p()->talent.annihilator.voidfall->effectN( 3 ).percent() ) )
int stacks = std::min( BASE::p()->buff.voidfall_building->check(), 2 );
if ( !BASE::rng().roll( BASE::p()->hero_spec.voidfall_proc_chances[ stacks ] ) )
return;

// can't gain building while spending is up
Expand Down Expand Up @@ -10113,6 +10124,12 @@ void demon_hunter_t::create_options()
opt_float( "soul_fragment_movement_consume_chance", options.soul_fragment_movement_consume_chance, 0, 1 ) );
add_option( opt_float( "wounded_quarry_chance_vengeance", options.wounded_quarry_chance_vengeance, 0, 1 ) );
add_option( opt_float( "wounded_quarry_chance_havoc", options.wounded_quarry_chance_havoc, 0, 1 ) );
add_option( opt_float( "voidfall_proc_chance_0_stacks_vengeance", options.voidfall_proc_chance_0_stacks_vengeance, 0, 1 ) );
add_option( opt_float( "voidfall_proc_chance_1_stacks_vengeance", options.voidfall_proc_chance_1_stacks_vengeance, 0, 1 ) );
add_option( opt_float( "voidfall_proc_chance_2_stacks_vengeance", options.voidfall_proc_chance_2_stacks_vengeance, 0, 1 ) );
add_option( opt_float( "voidfall_proc_chance_0_stacks_devourer", options.voidfall_proc_chance_0_stacks_devourer, 0, 1 ) );
add_option( opt_float( "voidfall_proc_chance_1_stacks_devourer", options.voidfall_proc_chance_1_stacks_devourer, 0, 1 ) );
add_option( opt_float( "voidfall_proc_chance_2_stacks_devourer", options.voidfall_proc_chance_2_stacks_devourer, 0, 1 ) );
add_option(
opt_float( "felblade_lockout_from_vengeful_retreat", options.felblade_lockout_from_vengeful_retreat, 0, 1 ) );
add_option( opt_bool( "enable_dungeon_slice", options.enable_dungeon_slice ) );
Expand Down Expand Up @@ -10981,20 +10998,27 @@ void demon_hunter_t::init_spells()
hero_spec.meteor_shower_driver = talent_spell_lookup( talent.annihilator.dark_matter, 1264126 );
hero_spec.meteor_shower_damage = hero_spec.meteor_shower_driver->effectN( 1 ).trigger();
hero_spec.world_killer = talent_spell_lookup( talent.annihilator.world_killer, 1256618 );
hero_spec.voidfall_proc_chances = { options.voidfall_proc_chance_0_stacks_devourer,
options.voidfall_proc_chance_1_stacks_devourer,
options.voidfall_proc_chance_2_stacks_devourer };
break;
case DEMON_HUNTER_VENGEANCE:
hero_spec.voidfall_meteor = talent_spell_lookup( talent.annihilator.voidfall, 1256303 );
hero_spec.catastrophe_dot = talent_spell_lookup( talent.annihilator.catastrophe, 1256667 );
hero_spec.meteor_shower_driver = talent_spell_lookup( talent.annihilator.dark_matter, 1264128 );
hero_spec.meteor_shower_damage = hero_spec.meteor_shower_driver->effectN( 1 ).trigger();
hero_spec.world_killer = talent_spell_lookup( talent.annihilator.world_killer, 1256616 );
hero_spec.voidfall_proc_chances = { options.voidfall_proc_chance_0_stacks_vengeance,
options.voidfall_proc_chance_1_stacks_vengeance,
options.voidfall_proc_chance_2_stacks_vengeance };
break;
default:
hero_spec.voidfall_meteor = spell_data_t::not_found();
hero_spec.catastrophe_dot = spell_data_t::not_found();
hero_spec.meteor_shower_driver = spell_data_t::not_found();
hero_spec.meteor_shower_damage = spell_data_t::not_found();
hero_spec.world_killer = spell_data_t::not_found();
hero_spec.voidfall_proc_chances = { 0, 0, 0 };
break;
}

Expand Down
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