upstream/wesnoth
1
0
Fork 0
mirror of https://github.com/wesnoth/wesnoth synced 2025-04-25 21:07:18 +00:00
Code Issues Packages Projects Releases Wiki Activity

Lua AI: speed up battle_calcs.battle_outcome in extreme cases

Browse Source 
The method used in the battle_outcome() function is somewhat simplified compared to the default engine calculation and faster in the vast majority of cases, but it can become extremely slow when the combined number of strikes of the attacker and defender is very large.
This commit is contained in:
mattsc 2022-08-29 06:58:13 -07:00
parent a2747cc651
commit 507aa62e83
1 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
data/ai/lua/battle_calcs.lua
View File

@ -669,6 +669,16 @@ function battle_calcs.battle_outcome(attacker, defender, cfg, cache)
def_strikes = math.floor(def_strikes * defender.hitpoints / defender.max_hitpoints)
end
-- At around 15 combined strikes, wesnoth.simulate_combat becomes faster
if (att_strikes + def_strikes > 14) then
if (def_weapon == 0) then def_weapon = nil end
if (att_weapon == 0) then
return wesnoth.simulate_combat(attacker, defender, def_weapon)
else
return wesnoth.simulate_combat(attacker, att_weapon, defender, def_weapon)
end
end
-- Maximum number of hits that either unit can survive
local att_max_hits = math.floor((attacker.hitpoints - 1) / def_damage)
if (att_max_hits > def_strikes) then att_max_hits = def_strikes end