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text/v2: performance optimization by using image.RGBA

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Apparently, image.RGBA doesn't use the slow path at draw.Draw, which
is called from a rasterizer's Draw.

Updates #2454
This commit is contained in:
Hajime Hoshi 2023-11-17 13:07:43 +09:00
parent 4755da6a08
commit ca8a2896b4
1 changed files with 1 additions and 1 deletions
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2
text/v2/gotextseg.go
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@ -116,7 +116,7 @@ func segmentsToImage(segs []api.Segment, subpixelOffset fixed.Point26_6, glyphBo
}
}
dst := image.NewAlpha(image.Rect(0, 0, w, h))
dst := image.NewRGBA(image.Rect(0, 0, w, h))
rast.Draw(dst, dst.Bounds(), image.Opaque, image.Point{})
return ebiten.NewImageFromImage(dst)
}