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Multiply Emission by Root Proportion #1646

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Multiply Emission by Root Proportion #1646

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13 changes: 12 additions & 1 deletion pallets/subtensor/src/coinbase/run_coinbase.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -79,7 +79,9 @@ impl<T: Config> Pallet<T> {
.saturating_mul(moving_price_i)
.checked_div(total_moving_prices)
.unwrap_or(asfloat!(0.0));
log::debug!("tao_in_i: {:?}", tao_in_i);
log::debug!("tao_in_i (before root proportion): {:?}", tao_in_i);
tao_in_i = Self::adjust_inbound_tao_for_root_proportion(*netuid_i, tao_in_i);
log::debug!("tao_in_i (post-root-proportion): {:?}", tao_in_i);
// Get alpha_emission total
let alpha_emission_i: U96F32 = asfloat!(
Self::get_block_emission_for_issuance(Self::get_alpha_issuance(*netuid_i))
Expand Down Expand Up @@ -972,4 +974,13 @@ impl<T: Config> Pallet<T> {

Ok(())
}

pub fn adjust_inbound_tao_for_root_proportion(netuid: u16, inbound_tao: U96F32) -> U96F32 {
let root_tao: U96F32 = asfloat!(SubnetTAO::<T>::get(0));
let root_stake: U96F32 = root_tao.saturating_mul(Self::get_tao_weight());
let netuid_tao: U96F32 = asfloat!(SubnetTAO::<T>::get(netuid));
let total_stake: U96F32 = root_stake.saturating_add(netuid_tao);
let root_proportion: U96F32 = root_stake.checked_div(total_stake).unwrap_or(asfloat!(1.0));
inbound_tao.saturating_mul(root_proportion)
}
}
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