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Match vanilla ore sphere math

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This commit is contained in:
Daniar Mannanov 2026-08-17 01:14:24 +03:00
parent c68c5c2744
commit cb60050801
5 changed files with 110 additions and 114 deletions
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47
internal/world/region_ore_parity_test.go
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@ -4,11 +4,16 @@ import (
"encoding/binary"
"io"
"os"
"sort"
"testing"
"regionio/internal/worldgen"
)
type oreDifference struct {
extra, missing int
}
func TestRegionOreReplayParityDiagnostic(t *testing.T) {
if os.Getenv("REGIONIO_REGION_ORE_DIAGNOSTIC") != "1" {
t.Skip("set REGIONIO_REGION_ORE_DIAGNOSTIC=1 to run region ore replay parity")
@ -62,6 +67,9 @@ func TestRegionOreReplayParityDiagnostic(t *testing.T) {
}
initCarverReplaceable(carver.ReplaceableBlocks())
var blockTotal, regionExact, regionOreMismatch, centerExact, centerOreMismatch, legacyExact, legacyOreMismatch int
regionByState := make(map[uint16]*oreDifference)
centerByState := make(map[uint16]*oreDifference)
legacyByState := make(map[uint16]*oreDifference)
for _, fixture := range fixtures {
var chunks []*Chunk
for cx := fixture.x - 2; cx <= fixture.x+2; cx++ {
@ -117,16 +125,19 @@ func TestRegionOreReplayParityDiagnostic(t *testing.T) {
regionExact++
} else if isOreState(regionGot) || isOreState(want) {
regionOreMismatch++
countOreDifference(regionByState, regionGot, want)
}
if centerGot == want {
centerExact++
} else if isOreState(centerGot) || isOreState(want) {
centerOreMismatch++
countOreDifference(centerByState, centerGot, want)
}
if legacyGot == want {
legacyExact++
} else if isOreState(legacyGot) || isOreState(want) {
legacyOreMismatch++
countOreDifference(legacyByState, legacyGot, want)
}
}
}
@ -135,4 +146,40 @@ func TestRegionOreReplayParityDiagnostic(t *testing.T) {
t.Logf("region ore replay block exact %d/%d (%.3f%%), ore mismatches %d", regionExact, blockTotal, percent(regionExact, blockTotal), regionOreMismatch)
t.Logf("center-only generic block exact %d/%d (%.3f%%), ore mismatches %d", centerExact, blockTotal, percent(centerExact, blockTotal), centerOreMismatch)
t.Logf("legacy ore-only block exact %d/%d (%.3f%%), ore mismatches %d", legacyExact, blockTotal, percent(legacyExact, blockTotal), legacyOreMismatch)
logOreDifferences(t, "region", regionByState)
logOreDifferences(t, "center", centerByState)
logOreDifferences(t, "legacy", legacyByState)
}
func countOreDifference(counts map[uint16]*oreDifference, got, want uint16) {
if isOreState(got) {
entry := counts[got]
if entry == nil {
entry = &oreDifference{}
counts[got] = entry
}
entry.extra++
}
if isOreState(want) {
entry := counts[want]
if entry == nil {
entry = &oreDifference{}
counts[want] = entry
}
entry.missing++
}
}
func logOreDifferences(t *testing.T, label string, counts map[uint16]*oreDifference) {
t.Helper()
states := make([]int, 0, len(counts))
for state := range counts {
states = append(states, int(state))
}
sort.Ints(states)
for _, value := range states {
state := uint16(value)
entry := counts[state]
t.Logf("%s %s: extra=%d missing=%d", label, stateLabel(state), entry.extra, entry.missing)
}
}