d0zingcat/ore
1
0
Fork 0
mirror of https://github.com/d0zingcat/ore.git synced 2026-05-15 15:10:19 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #74 from regolith-labs/hardhat/liveness-penalty-1

Browse Source 
Liveness penalty halving
This commit is contained in:
Hardhat Chad
2024-07-31 14:35:08 -05:00
committed by GitHub
parent 8fc8680007 8b8fb32281
commit 213a068fb0
1 changed files with 16 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
program/src/mine.rs
View File

@@ -128,13 +128,22 @@ pub fn process_mine<'a, 'info>(accounts: &'a [AccountInfo<'info>], data: &[u8])
// This ultimately drives the reward to zero given enough time (10-20 minutes).
let t_liveness = t_target.saturating_add(TOLERANCE);
if t.gt(&t_liveness) {
reward = reward.saturating_sub(
reward
.checked_mul(t.checked_sub(t_liveness).unwrap() as u64)
.unwrap()
.checked_div(ONE_MINUTE as u64)
.unwrap(),
);
// Halve the reward for every minute late.
let tardiness = t.saturating_sub(t_target) as u64;
let halvings = tardiness.saturating_div(ONE_MINUTE as u64);
if halvings.gt(&0) {
reward = reward.saturating_div(2u64.saturating_pow(halvings as u32));
}
// Linear decay between minutes
let remainder_secs = tardiness.saturating_sub(halvings.saturating_mul(ONE_MINUTE as u64));
if remainder_secs.gt(&0) && reward.gt(&0) {
let penalty = reward
.saturating_div(2)
.saturating_mul(remainder_secs)
.saturating_div(ONE_MINUTE as u64);
reward = reward.saturating_sub(penalty);
}
}
// Limit payout amount to whatever is left in the bus.