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replace v2 plot filter constants for the new filter algorithm #1484

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Merged
arvidn merged 1 commit into from
Jul 9, 2026
Merged

replace v2 plot filter constants for the new filter algorithm #1484

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29 changes: 23 additions & 6 deletions crates/chia-consensus/src/consensus_constants.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -166,9 +166,16 @@ pub struct ConsensusConstants {
min_plot_strength: u8,
max_plot_strength: u8,

plot_filter_v2_first_adjustment_height: u32,
plot_filter_v2_second_adjustment_height: u32,
plot_filter_v2_third_adjustment_height: u32,
/// relative heights from hard fork 2 activation, where the plot filter
/// tightens. Ordered in reverse chronological order, the first height is
/// the last to activate
plot_filter_v2_relative_height: [u32; 9],

/// SPs per plot filter window (64 SPs / 4 windows), v2 plots
filter_window_size: u8,

/// effective plot filter cap
max_effective_plot_filter_bits: u8,

/// Whether we're running on a testnet (or in tests) as opposed to mainnet.
testnet: bool,
Expand Down Expand Up @@ -249,9 +256,19 @@ pub const TEST_CONSTANTS: ConsensusConstants = ConsensusConstants {
min_plot_strength: 2,
max_plot_strength: 32,

plot_filter_v2_first_adjustment_height: 0xffff_ffff, // placeholder
plot_filter_v2_second_adjustment_height: 0xffff_ffff, // placeholder
plot_filter_v2_third_adjustment_height: 0xffff_ffff, // placeholder
plot_filter_v2_relative_height: [
50_494_000_u32,
45_444_000,
40_394_000,
35_343_000,
30_298_000,
25_247_000,
20_197_000,
15_146_000,
10_101_000,
],
filter_window_size: 16,
max_effective_plot_filter_bits: 13,

testnet: true,
};
16 changes: 13 additions & 3 deletions tests/run_gen.py
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Original file line number Diff line number Diff line change
Expand Up @@ -88,9 +88,19 @@
PLOT_FILTER_32_HEIGHT=uint32(20643000),
MIN_PLOT_STRENGTH=uint8(2),
MAX_PLOT_STRENGTH=uint8(32),
PLOT_FILTER_V2_FIRST_ADJUSTMENT_HEIGHT=uint32(0xFFFFFFFF),
PLOT_FILTER_V2_SECOND_ADJUSTMENT_HEIGHT=uint32(0xFFFFFFFF),
PLOT_FILTER_V2_THIRD_ADJUSTMENT_HEIGHT=uint32(0xFFFFFFFF),
PLOT_FILTER_V2_RELATIVE_HEIGHT=[
uint32(50_494_000),
uint32(45_444_000),
uint32(40_394_000),
uint32(35_343_000),
uint32(30_298_000),
uint32(25_247_000),
uint32(20_197_000),
uint32(15_146_000),
uint32(10_101_000),
],
FILTER_WINDOW_SIZE=uint8(16),
MAX_EFFECTIVE_PLOT_FILTER_BITS=uint8(13),
TESTNET=True,
)

Expand Down
2 changes: 1 addition & 1 deletion tests/test_consensus_constants.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,5 +5,5 @@ def test_formatting() -> None:

assert (
f"{DEFAULT_CONSTANTS}"
== "ConsensusConstants { SLOT_BLOCKS_TARGET: 32, MIN_BLOCKS_PER_CHALLENGE_BLOCK: 16, MAX_SUB_SLOT_BLOCKS: 128, NUM_SPS_SUB_SLOT: 64, SUB_SLOT_ITERS_STARTING: 134217728, DIFFICULTY_CONSTANT_FACTOR: 147573952589676412928, DIFFICULTY_STARTING: 7, DIFFICULTY_CHANGE_MAX_FACTOR: 3, SUB_EPOCH_BLOCKS: 384, EPOCH_BLOCKS: 4608, SIGNIFICANT_BITS: 8, DISCRIMINANT_SIZE_BITS: 1024, NUMBER_ZERO_BITS_PLOT_FILTER_V1: 9, NUMBER_ZERO_BITS_PLOT_FILTER_V2: 5, MIN_PLOT_SIZE_V1: 32, MAX_PLOT_SIZE_V1: 50, PLOT_SIZE_V2: 28, SUB_SLOT_TIME_TARGET: 600, NUM_SP_INTERVALS_EXTRA: 3, MAX_FUTURE_TIME2: 120, NUMBER_OF_TIMESTAMPS: 11, GENESIS_CHALLENGE: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855, AGG_SIG_ME_ADDITIONAL_DATA: ccd5bb71183532bff220ba46c268991a3ff07eb358e8255a65c30a2dce0e5fbb, AGG_SIG_PARENT_ADDITIONAL_DATA: baf5d69c647c91966170302d18521b0a85663433d161e72c826ed08677b53a74, AGG_SIG_PUZZLE_ADDITIONAL_DATA: 284fa2ef486c7a41cc29fc99c9d08376161e93dd37817edb8219f42dca7592c4, AGG_SIG_AMOUNT_ADDITIONAL_DATA: cda186a9cd030f7a130fae45005e81cae7a90e0fa205b75f6aebc0d598e0348e, AGG_SIG_PUZZLE_AMOUNT_ADDITIONAL_DATA: 0f7d90dff0613e6901e24dae59f1e690f18b8f5fbdcf1bb192ac9deaf7de22ad, AGG_SIG_PARENT_AMOUNT_ADDITIONAL_DATA: 585796bd90bb553c0430b87027ffee08d88aba0162c6e1abbbcc6b583f2ae7f9, AGG_SIG_PARENT_PUZZLE_ADDITIONAL_DATA: 2ebfdae17b29d83bae476a25ea06f0c4bd57298faddbbc3ec5ad29b9b86ce5df, GENESIS_PRE_FARM_POOL_PUZZLE_HASH: d23da14695a188ae5708dd152263c4db883eb27edeb936178d4d988b8f3ce5fc, GENESIS_PRE_FARM_FARMER_PUZZLE_HASH: 3d8765d3a597ec1d99663f6c9816d915b9f68613ac94009884c4addaefcce6af, MAX_VDF_WITNESS_SIZE: 64, MEMPOOL_BLOCK_BUFFER: 10, MAX_COIN_AMOUNT: 18446744073709551615, MAX_BLOCK_COST_CLVM: 11000000000, COST_PER_BYTE: 12000, WEIGHT_PROOF_THRESHOLD: 2, WEIGHT_PROOF_RECENT_BLOCKS: 1000, MAX_BLOCK_COUNT_PER_REQUESTS: 32, BLOCKS_CACHE_SIZE: 5120, MAX_GENERATOR_REF_LIST_SIZE: 512, POOL_SUB_SLOT_ITERS: 37600000000, HARD_FORK_HEIGHT: 5496000, HARD_FORK2_HEIGHT: 4294967295, SOFT_FORK8_HEIGHT: 8655000, SOFT_FORK9_HEIGHT: 4294967295, PLOT_V1_PHASE_OUT_EPOCH_BITS: 8, PLOT_FILTER_128_HEIGHT: 10542000, PLOT_FILTER_64_HEIGHT: 15592000, PLOT_FILTER_32_HEIGHT: 20643000, MIN_PLOT_STRENGTH: 2, MAX_PLOT_STRENGTH: 32, PLOT_FILTER_V2_FIRST_ADJUSTMENT_HEIGHT: 4294967295, PLOT_FILTER_V2_SECOND_ADJUSTMENT_HEIGHT: 4294967295, PLOT_FILTER_V2_THIRD_ADJUSTMENT_HEIGHT: 4294967295, TESTNET: true, }"
== "ConsensusConstants { SLOT_BLOCKS_TARGET: 32, MIN_BLOCKS_PER_CHALLENGE_BLOCK: 16, MAX_SUB_SLOT_BLOCKS: 128, NUM_SPS_SUB_SLOT: 64, SUB_SLOT_ITERS_STARTING: 134217728, DIFFICULTY_CONSTANT_FACTOR: 147573952589676412928, DIFFICULTY_STARTING: 7, DIFFICULTY_CHANGE_MAX_FACTOR: 3, SUB_EPOCH_BLOCKS: 384, EPOCH_BLOCKS: 4608, SIGNIFICANT_BITS: 8, DISCRIMINANT_SIZE_BITS: 1024, NUMBER_ZERO_BITS_PLOT_FILTER_V1: 9, NUMBER_ZERO_BITS_PLOT_FILTER_V2: 5, MIN_PLOT_SIZE_V1: 32, MAX_PLOT_SIZE_V1: 50, PLOT_SIZE_V2: 28, SUB_SLOT_TIME_TARGET: 600, NUM_SP_INTERVALS_EXTRA: 3, MAX_FUTURE_TIME2: 120, NUMBER_OF_TIMESTAMPS: 11, GENESIS_CHALLENGE: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855, AGG_SIG_ME_ADDITIONAL_DATA: ccd5bb71183532bff220ba46c268991a3ff07eb358e8255a65c30a2dce0e5fbb, AGG_SIG_PARENT_ADDITIONAL_DATA: baf5d69c647c91966170302d18521b0a85663433d161e72c826ed08677b53a74, AGG_SIG_PUZZLE_ADDITIONAL_DATA: 284fa2ef486c7a41cc29fc99c9d08376161e93dd37817edb8219f42dca7592c4, AGG_SIG_AMOUNT_ADDITIONAL_DATA: cda186a9cd030f7a130fae45005e81cae7a90e0fa205b75f6aebc0d598e0348e, AGG_SIG_PUZZLE_AMOUNT_ADDITIONAL_DATA: 0f7d90dff0613e6901e24dae59f1e690f18b8f5fbdcf1bb192ac9deaf7de22ad, AGG_SIG_PARENT_AMOUNT_ADDITIONAL_DATA: 585796bd90bb553c0430b87027ffee08d88aba0162c6e1abbbcc6b583f2ae7f9, AGG_SIG_PARENT_PUZZLE_ADDITIONAL_DATA: 2ebfdae17b29d83bae476a25ea06f0c4bd57298faddbbc3ec5ad29b9b86ce5df, GENESIS_PRE_FARM_POOL_PUZZLE_HASH: d23da14695a188ae5708dd152263c4db883eb27edeb936178d4d988b8f3ce5fc, GENESIS_PRE_FARM_FARMER_PUZZLE_HASH: 3d8765d3a597ec1d99663f6c9816d915b9f68613ac94009884c4addaefcce6af, MAX_VDF_WITNESS_SIZE: 64, MEMPOOL_BLOCK_BUFFER: 10, MAX_COIN_AMOUNT: 18446744073709551615, MAX_BLOCK_COST_CLVM: 11000000000, COST_PER_BYTE: 12000, WEIGHT_PROOF_THRESHOLD: 2, WEIGHT_PROOF_RECENT_BLOCKS: 1000, MAX_BLOCK_COUNT_PER_REQUESTS: 32, BLOCKS_CACHE_SIZE: 5120, MAX_GENERATOR_REF_LIST_SIZE: 512, POOL_SUB_SLOT_ITERS: 37600000000, HARD_FORK_HEIGHT: 5496000, HARD_FORK2_HEIGHT: 4294967295, SOFT_FORK8_HEIGHT: 8655000, SOFT_FORK9_HEIGHT: 4294967295, PLOT_V1_PHASE_OUT_EPOCH_BITS: 8, PLOT_FILTER_128_HEIGHT: 10542000, PLOT_FILTER_64_HEIGHT: 15592000, PLOT_FILTER_32_HEIGHT: 20643000, MIN_PLOT_STRENGTH: 2, MAX_PLOT_STRENGTH: 32, PLOT_FILTER_V2_RELATIVE_HEIGHT: [50494000, 45444000, 40394000, 35343000, 30298000, 25247000, 20197000, 15146000, 10101000], FILTER_WINDOW_SIZE: 16, MAX_EFFECTIVE_PLOT_FILTER_BITS: 13, TESTNET: true, }"
)
18 changes: 9 additions & 9 deletions wheel/python/chia_rs/chia_rs.pyi
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Original file line number Diff line number Diff line change
Expand Up @@ -4707,9 +4707,9 @@ class ConsensusConstants:
PLOT_FILTER_32_HEIGHT: uint32
MIN_PLOT_STRENGTH: uint8
MAX_PLOT_STRENGTH: uint8
PLOT_FILTER_V2_FIRST_ADJUSTMENT_HEIGHT: uint32
PLOT_FILTER_V2_SECOND_ADJUSTMENT_HEIGHT: uint32
PLOT_FILTER_V2_THIRD_ADJUSTMENT_HEIGHT: uint32
PLOT_FILTER_V2_RELATIVE_HEIGHT: list[uint32]
FILTER_WINDOW_SIZE: uint8
MAX_EFFECTIVE_PLOT_FILTER_BITS: uint8
TESTNET: bool
def __new__(
cls,
Expand Down Expand Up @@ -4765,9 +4765,9 @@ class ConsensusConstants:
PLOT_FILTER_32_HEIGHT: uint32,
MIN_PLOT_STRENGTH: uint8,
MAX_PLOT_STRENGTH: uint8,
PLOT_FILTER_V2_FIRST_ADJUSTMENT_HEIGHT: uint32,
PLOT_FILTER_V2_SECOND_ADJUSTMENT_HEIGHT: uint32,
PLOT_FILTER_V2_THIRD_ADJUSTMENT_HEIGHT: uint32,
PLOT_FILTER_V2_RELATIVE_HEIGHT: Sequence[uint32],
FILTER_WINDOW_SIZE: uint8,
MAX_EFFECTIVE_PLOT_FILTER_BITS: uint8,
TESTNET: bool
) -> Self: ...
def __hash__(self) -> int: ...
Expand Down Expand Up @@ -4839,8 +4839,8 @@ class ConsensusConstants:
PLOT_FILTER_32_HEIGHT: Union[ uint32, _Unspec] = _Unspec(),
MIN_PLOT_STRENGTH: Union[ uint8, _Unspec] = _Unspec(),
MAX_PLOT_STRENGTH: Union[ uint8, _Unspec] = _Unspec(),
PLOT_FILTER_V2_FIRST_ADJUSTMENT_HEIGHT: Union[ uint32, _Unspec] = _Unspec(),
PLOT_FILTER_V2_SECOND_ADJUSTMENT_HEIGHT: Union[ uint32, _Unspec] = _Unspec(),
PLOT_FILTER_V2_THIRD_ADJUSTMENT_HEIGHT: Union[ uint32, _Unspec] = _Unspec(),
PLOT_FILTER_V2_RELATIVE_HEIGHT: Union[ list[uint32], _Unspec] = _Unspec(),
FILTER_WINDOW_SIZE: Union[ uint8, _Unspec] = _Unspec(),
MAX_EFFECTIVE_PLOT_FILTER_BITS: Union[ uint8, _Unspec] = _Unspec(),
TESTNET: Union[ bool, _Unspec] = _Unspec()) -> ConsensusConstants: ...
def truncate(self, field: str, length: int) -> None: ...
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