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Avoid copying

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This commit is contained in:
Hajime Hoshi 2015-01-03 17:07:01 +09:00
parent abed162e91
commit 2f02a0a223
1 changed files with 4 additions and 2 deletions
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6
image.go
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@ -87,12 +87,14 @@ func (t *textureQuads) Len() int {
}
func (t *textureQuads) Vertex(i int) (x0, y0, x1, y1 float32) {
dst := t.parts[i].Dst
p := &t.parts[i]
dst := &p.Dst
return float32(dst.Min.X), float32(dst.Min.Y), float32(dst.Max.X), float32(dst.Max.Y)
}
func (t *textureQuads) Texture(i int) (u0, v0, u1, v1 float32) {
src := t.parts[i].Src
p := &t.parts[i]
src := &p.Src
w, h := t.width, t.height
return u(float32(src.Min.X), w), v(float32(src.Min.Y), h), u(float32(src.Max.X), w), v(float32(src.Max.Y), h)
}