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restorable: Remove IsStale

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This commit is contained in:
Hajime Hoshi 2016-09-03 23:42:44 +09:00
parent cae75fac69
commit e7558036ae
2 changed files with 35 additions and 17 deletions
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19
imageimpl.go
View File

@ -109,8 +109,10 @@ func (i *imageImpl) Fill(clr color.Color) error {
return errors.New("ebiten: image is already disposed") return errors.New("ebiten: image is already disposed")
} }
rgba := color.RGBAModel.Convert(clr).(color.RGBA) rgba := color.RGBAModel.Convert(clr).(color.RGBA)
i.restorable.Fill(rgba) if err := i.restorable.Fill(rgba); err != nil {
return i.restorable.Image().Fill(rgba) return err
}
return nil
} }
func (i *imageImpl) clearIfVolatile() error { func (i *imageImpl) clearIfVolatile() error {
@ -122,8 +124,10 @@ func (i *imageImpl) clearIfVolatile() error {
if !i.volatile { if !i.volatile {
return nil return nil
} }
i.restorable.Clear() if err := i.restorable.Clear(); err != nil {
return i.restorable.Image().Fill(color.RGBA{}) return err
}
return nil
} }
func (i *imageImpl) DrawImage(image *Image, options *DrawImageOptions) error { func (i *imageImpl) DrawImage(image *Image, options *DrawImageOptions) error {
@ -160,12 +164,7 @@ func (i *imageImpl) DrawImage(image *Image, options *DrawImageOptions) error {
geom := options.GeoM geom := options.GeoM
colorm := options.ColorM colorm := options.ColorM
mode := opengl.CompositeMode(options.CompositeMode) mode := opengl.CompositeMode(options.CompositeMode)
if image.impl.restorable.IsStale() { if err := i.restorable.DrawImage(image.impl.restorable, vertices, &geom, &colorm, mode); err != nil {
i.restorable.MakeStale()
} else {
i.restorable.AppendDrawImageHistory(image.impl.restorable.Image(), vertices, &geom, &colorm, mode)
}
if err := i.restorable.Image().DrawImage(image.impl.restorable.Image(), vertices, &geom, &colorm, mode); err != nil {
return err return err
} }
return nil return nil

33
internal/restorable/image.go
View File

@ -73,10 +73,6 @@ func NewScreenFramebufferImage(width, height int) (*Image, error) {
}, nil }, nil
} }
func (p *Image) IsStale() bool {
return p.stale
}
func (p *Image) MakeStale() { func (p *Image) MakeStale() {
p.basePixels = nil p.basePixels = nil
p.baseColor = color.RGBA{} p.baseColor = color.RGBA{}
@ -84,18 +80,29 @@ func (p *Image) MakeStale() {
p.stale = true p.stale = true
} }
func (p *Image) Clear() { func (p *Image) Clear() error {
p.basePixels = nil p.basePixels = nil
p.baseColor = color.RGBA{} p.baseColor = color.RGBA{}
p.drawImageHistory = nil p.drawImageHistory = nil
p.stale = false p.stale = false
if p.image == nil {
panic("not reach")
}
if err := p.image.Fill(color.RGBA{}); err != nil {
return err
}
return nil
} }
func (p *Image) Fill(clr color.RGBA) { func (p *Image) Fill(clr color.RGBA) error {
p.basePixels = nil p.basePixels = nil
p.baseColor = clr p.baseColor = clr
p.drawImageHistory = nil p.drawImageHistory = nil
p.stale = false p.stale = false
if err := p.image.Fill(clr); err != nil {
return err
}
return nil
} }
func (p *Image) ReplacePixels(pixels []uint8) { func (p *Image) ReplacePixels(pixels []uint8) {
@ -108,12 +115,24 @@ func (p *Image) ReplacePixels(pixels []uint8) {
p.stale = false p.stale = false
} }
func (p *Image) DrawImage(img *Image, vertices []int16, geom graphics.Matrix, colorm graphics.Matrix, mode opengl.CompositeMode) error {
if img.stale {
p.MakeStale()
} else {
p.appendDrawImageHistory(img.image, vertices, geom, colorm, mode)
}
if err := p.image.DrawImage(img.image, vertices, geom, colorm, mode); err != nil {
return err
}
return nil
}
func (p *Image) Image() *graphics.Image { func (p *Image) Image() *graphics.Image {
// TODO: This function is temporary. Remove this. // TODO: This function is temporary. Remove this.
return p.image return p.image
} }
func (p *Image) AppendDrawImageHistory(image *graphics.Image, vertices []int16, geom graphics.Matrix, colorm graphics.Matrix, mode opengl.CompositeMode) { func (p *Image) appendDrawImageHistory(image *graphics.Image, vertices []int16, geom graphics.Matrix, colorm graphics.Matrix, mode opengl.CompositeMode) {
if p.stale { if p.stale {
return return
} }