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txgraph: Add GetMainStagingDiagrams function (feature)

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This allows determining whether the changes in a staging diagram unambiguously improve
the graph, through CompareChunks().
This commit is contained in:
Pieter Wuille
2024-11-28 10:40:42 -05:00
parent 663a9cabf8
commit 2614fea17f
3 changed files with 175 additions and 0 deletions
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5
src/txgraph.h
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@@ -162,6 +162,11 @@ public:
* main clusters are counted. Refs that do not exist in the queried graph are ignored. Refs
* can not be null. The queried graph must not be oversized. */
virtual GraphIndex CountDistinctClusters(std::span<const Ref* const>, bool main_only = false) noexcept = 0;
/** For both main and staging (which must both exist and not be oversized), return the combined
* respective feerate diagrams, including chunks from all clusters, but excluding clusters
* that appear identically in both. Use FeeFrac rather than FeePerWeight so CompareChunks is
* usable without type-conversion. */
virtual std::pair<std::vector<FeeFrac>, std::vector<FeeFrac>> GetMainStagingDiagrams() noexcept = 0;
/** Perform an internal consistency check on this object. */
virtual void SanityCheck() const = 0;