From 925f09384cace7d763883c053b9a6f720738457f Mon Sep 17 00:00:00 2001
From: tuxmain <tuxmain@zettascript.org>
Date: Mon, 30 Aug 2021 23:18:36 +0200
Subject: [PATCH] opti(ud): mul instead of adds for creating UD
---
pallets/universal-dividend/src/lib.rs | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/pallets/universal-dividend/src/lib.rs b/pallets/universal-dividend/src/lib.rs
index d1ab546cd..1969f6550 100644
--- a/pallets/universal-dividend/src/lib.rs
+++ b/pallets/universal-dividend/src/lib.rs
@@ -202,15 +202,14 @@ pub mod pallet {
let total_weight: Weight = 0;
let ud_amount = <CurrentUdStorage<T>>::try_get().expect("corrupted storage");
- let mut monetary_mass = <MonetaryMassStorage<T>>::try_get().expect("corrupted storage");
+ let monetary_mass = <MonetaryMassStorage<T>>::try_get().expect("corrupted storage");
for account_id in T::MembersIds::get() {
T::Currency::deposit_creating(&account_id, ud_amount);
- monetary_mass += ud_amount;
Self::write_ud_history(n, account_id, ud_amount);
}
- <MonetaryMassStorage<T>>::put(monetary_mass);
+ <MonetaryMassStorage<T>>::put(monetary_mass + (ud_amount * members_count));
Self::deposit_event(Event::NewUdCreated(ud_amount, members_count));
total_weight
@@ -271,7 +270,7 @@ pub mod pallet {
}
// UD(t+1) = UD(t) + c² (M(t+1) / N(t+1)) / (dt/udFrequency)
- ud_t + c_square * monetary_mass / (members_count * count_uds_beetween_two_reevals)
+ ud_t + (c_square * monetary_mass) / (members_count * count_uds_beetween_two_reevals)
}
fn write_ud_history(n: T::BlockNumber, account_id: T::AccountId, ud_amount: BalanceOf<T>) {
let mut key = Vec::with_capacity(57);
--
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