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Update beacon-chain.md

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Justin 2021-04-02 15:05:54 +01:00 committed by GitHub
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specs/altair/beacon-chain.md
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@ -538,18 +538,18 @@ def process_sync_committee(state: BeaconState, aggregate: SyncAggregate) -> None
signing_root = compute_signing_root(get_block_root_at_slot(state, previous_slot), domain) signing_root = compute_signing_root(get_block_root_at_slot(state, previous_slot), domain)
assert eth2_fast_aggregate_verify(participant_pubkeys, signing_root, aggregate.sync_committee_signature) assert eth2_fast_aggregate_verify(participant_pubkeys, signing_root, aggregate.sync_committee_signature)
# Compute the participant reward # Compute participant and proposer rewards
total_active_increments = get_total_active_balance(state) // EFFECTIVE_BALANCE_INCREMENT total_active_increments = get_total_active_balance(state) // EFFECTIVE_BALANCE_INCREMENT
total_base_rewards = Gwei(get_base_reward_per_increment(state) * total_active_increments) total_base_rewards = Gwei(get_base_reward_per_increment(state) * total_active_increments)
max_participant_rewards = Gwei(total_base_rewards * SYNC_REWARD_WEIGHT // WEIGHT_DENOMINATOR // SLOTS_PER_EPOCH) max_participant_rewards = Gwei(total_base_rewards * SYNC_REWARD_WEIGHT // WEIGHT_DENOMINATOR // SLOTS_PER_EPOCH)
participant_reward = Gwei(max_participant_rewards // SYNC_COMMITTEE_SIZE) participant_reward = Gwei(max_participant_rewards // SYNC_COMMITTEE_SIZE)
proposer_reward = Gwei(participant_reward * PROPOSER_WEIGHT // (WEIGHT_DENOMINATOR - PROPOSER_WEIGHT))
# Compute the sync sync committee participant reward and the block proposer inclusion reward # Apply participant and proposer rewards
committee_indices = get_sync_committee_indices(state, get_current_epoch(state)) committee_indices = get_sync_committee_indices(state, get_current_epoch(state))
participant_indices = [index for index, bit in zip(committee_indices, aggregate.sync_committee_bits) if bit] participant_indices = [index for index, bit in zip(committee_indices, aggregate.sync_committee_bits) if bit]
for participant_index in participant_indices: for participant_index in participant_indices:
increase_balance(state, participant_index, participant_reward) increase_balance(state, participant_index, participant_reward)
proposer_reward = Gwei(participant_reward * PROPOSER_WEIGHT // (WEIGHT_DENOMINATOR - PROPOSER_WEIGHT))
increase_balance(state, get_beacon_proposer_index(state), proposer_reward) increase_balance(state, get_beacon_proposer_index(state), proposer_reward)
``` ```