From ffeeefde609822bca8a05ac6919ca0de2fc3fcc0 Mon Sep 17 00:00:00 2001 From: moneromooo-monero Date: Thu, 22 Mar 2018 17:51:58 +0000 Subject: speedup get_output_histogram for all amounts when min_count > 0 This skips the vast majority of "dust" output amounts with just one instance on the chain. Clocks in at 0.15% of the original time on testnet. --- src/cryptonote_core/blockchain.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'src/cryptonote_core/blockchain.h') diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h index 4423199de..61096fb26 100644 --- a/src/cryptonote_core/blockchain.h +++ b/src/cryptonote_core/blockchain.h @@ -827,10 +827,11 @@ namespace cryptonote * @param amounts optional set of amounts to lookup * @param unlocked whether to restrict instances to unlocked ones * @param recent_cutoff timestamp to consider outputs as recent + * @param min_count return only amounts with at least that many instances * * @return a set of amount/instances */ - std::map> get_output_histogram(const std::vector &amounts, bool unlocked, uint64_t recent_cutoff) const; + std::map> get_output_histogram(const std::vector &amounts, bool unlocked, uint64_t recent_cutoff, uint64_t min_count = 0) const; /** * @brief perform a check on all key images in the blockchain -- cgit v1.2.3