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packing: Refactoring

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This commit is contained in:
Hajime Hoshi 2018-03-06 02:52:36 +09:00
parent 7e70d5ca69
commit 951568e403
1 changed files with 5 additions and 5 deletions
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10
internal/packing/packing.go
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@ -79,7 +79,7 @@ func square(width, height int) float64 {
return float64(height) / float64(width)
}
func (n *Node) alloc(width, height int) *Node {
func (p *Page) alloc(n *Node, width, height int) *Node {
if n.width < width || n.height < height {
return nil
}
@ -124,15 +124,15 @@ func (n *Node) alloc(width, height int) *Node {
parent: n,
}
}
return n.child0.alloc(width, height)
return p.alloc(n.child0, width, height)
}
if n.child0 == nil || n.child1 == nil {
panic("not reached")
}
if node := n.child0.alloc(width, height); node != nil {
if node := p.alloc(n.child0, width, height); node != nil {
return node
}
if node := n.child1.alloc(width, height); node != nil {
if node := p.alloc(n.child1, width, height); node != nil {
return node
}
return nil
@ -155,7 +155,7 @@ func (p *Page) Alloc(width, height int) *Node {
if height < minSize {
height = minSize
}
n := p.root.alloc(width, height)
n := p.alloc(p.root, width, height)
p.m.Unlock()
return n
}