Files
gio/gpu/pack_test.go
T
Egon Elbre 827e20d84d gpu: optimize pack.tryAdd
name       old time/op  new time/op  delta
Packer-32   559µs ± 2%   295µs ± 1%  -47.18%  (p=0.008 n=5+5)

Signed-off-by: Egon Elbre <egonelbre@gmail.com>
2023-01-06 18:26:42 -06:00

31 lines
462 B
Go

// SPDX-License-Identifier: Unlicense OR MIT
package gpu
import (
"image"
"testing"
)
func BenchmarkPacker(b *testing.B) {
var p packer
p.maxDims = image.Point{X: 4096, Y: 4096}
for i := 0; i < b.N; i++ {
p.clear()
p.newPage()
for k := 0; k < 500; k++ {
_, ok := p.tryAdd(xy(k))
if !ok {
b.Fatal("add failed", i, k, xy(k))
}
}
}
}
func xy(v int) image.Point {
return image.Point{
X: ((v / 16) % 16) + 8,
Y: (v % 16) + 8,
}
}