a7bb9496ae
Vanilla-faithful overworld generator (final_density + multi-noise biomes), full connection lifecycle (status/login/configuration/play), chunk streaming, creative block editing, and the protocol/nbt/registry infrastructure.
79 lines
1.6 KiB
Go
79 lines
1.6 KiB
Go
package world
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import (
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"bytes"
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"compress/zlib"
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"testing"
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)
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func BenchmarkGenerateFlat(b *testing.B) {
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b.ReportAllocs()
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for i := 0; i < b.N; i++ {
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_ = GenerateFlat(int32(i), 0)
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}
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}
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func BenchmarkEncode(b *testing.B) {
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b.ReportAllocs()
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for i := 0; i < b.N; i++ {
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_ = GenerateFlat(int32(i), 0).Encode()
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}
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}
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func BenchmarkEncodeAndCompress(b *testing.B) {
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b.ReportAllocs()
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var buf bytes.Buffer
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for i := 0; i < b.N; i++ {
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body := GenerateFlat(int32(i), 0).Encode()
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buf.Reset()
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zw := zlib.NewWriter(&buf)
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zw.Write(body)
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zw.Close()
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}
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}
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// One join currently sends a (2*radius+1)^2 grid; benchmark that batch.
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func BenchmarkJoinChunkBatch(b *testing.B) {
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const radius = 4
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b.ReportAllocs()
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for i := 0; i < b.N; i++ {
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for cx := int32(-radius); cx <= radius; cx++ {
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for cz := int32(-radius); cz <= radius; cz++ {
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_ = GenerateFlat(cx, cz).Encode()
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}
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}
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}
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}
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func BenchmarkCacheWarmJoin(b *testing.B) {
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const radius = 4
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c := NewCache(256, GenerateFlat)
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// Warm the cache once (cold join).
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for cx := int32(-radius); cx <= radius; cx++ {
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for cz := int32(-radius); cz <= radius; cz++ {
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c.Frame(cx, cz)
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}
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}
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b.ResetTimer()
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b.ReportAllocs()
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for i := 0; i < b.N; i++ {
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for cx := int32(-radius); cx <= radius; cx++ {
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for cz := int32(-radius); cz <= radius; cz++ {
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_ = c.Frame(cx, cz) // all hits
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}
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}
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}
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}
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func BenchmarkCacheColdJoin(b *testing.B) {
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const radius = 4
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b.ReportAllocs()
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for i := 0; i < b.N; i++ {
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c := NewCache(256, GenerateFlat) // fresh cache each iter = all misses
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for cx := int32(-radius); cx <= radius; cx++ {
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for cz := int32(-radius); cz <= radius; cz++ {
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_ = c.Frame(cx, cz)
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}
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}
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}
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}
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