Speed up cellular noise#4
Merged
duplexsystem merged 3 commits intoPolyhedralDev:masterfrom Jun 28, 2025
Merged
Conversation
Member
Author
|
Now also improves atan2 by 20x |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
2 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
This PR introduces both a small performance increase to the cellular sampler as well as tools for verifying this.
It does not seem to do a lot in terra, but it's more than nothing. I've ran the terra benchmark three times without warmup.
Have a good evening!
Baseline
Benchmark Mode Cnt Score Error Units
CellularSamplerBenchmark.cellular:benchmarkCellular2D thrpt 2 22711531.811 ops/s
CellularSamplerBenchmark.cellular:benchmarkCellular3D thrpt 2 7568400.360 ops/s
benchmarkAtan2Java thrpt 2 104959231.059 ops/s
Preloaded 625 chunks in world in 6638.519721ms. That's 94.1474946625379 Chunks/s
Preloaded 625 chunks in world in 6102.310949ms. That's 102.4202150993994 Chunks/s
Preloaded 625 chunks in world in 6780.724422ms. That's 92.17304245136303 Chunks/s
After this PR
Benchmark Mode Cnt Score Error Units
CellularSamplerBenchmark.cellular:benchmarkCellular2D thrpt 2 31278943.117 ops/s
CellularSamplerBenchmark.cellular:benchmarkCellular3D thrpt 2 9918926.507 ops/s
benchmarkAtan2Fast thrpt 2 2495479389.351 ops/s
Preloaded 625 chunks in world in 5855.675151ms. That's 106.73406291898996 Chunks/s
Preloaded 625 chunks in world in 6097.494681ms. That's 102.50111442450638 Chunks/s
Preloaded 625 chunks in world in 5632.24376ms. That's 110.96820852086132 Chunks/s