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restorable: Refactoring

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This commit is contained in:
Hajime Hoshi 2018-03-19 23:55:06 +09:00
parent 927a4388b5
commit 9d37221743
1 changed files with 4 additions and 4 deletions
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8
internal/restorable/image.go
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@ -195,7 +195,7 @@ func (i *Image) At(x, y int) (color.RGBA, error) {
return color.RGBA{}, nil
}
if i.basePixels == nil || i.drawImageHistory != nil || i.stale {
if err := i.readPixelsFromGPU(i.image); err != nil {
if err := i.readPixelsFromGPU(); err != nil {
return color.RGBA{}, err
}
}
@ -215,9 +215,9 @@ func (i *Image) makeStaleIfDependingOn(target *Image) {
}
// readPixelsFromGPU reads the pixels from GPU and resolves the image's 'stale' state.
func (i *Image) readPixelsFromGPU(image *graphics.Image) error {
func (i *Image) readPixelsFromGPU() error {
var err error
i.basePixels, err = image.Pixels()
i.basePixels, err = i.image.Pixels()
if err != nil {
return err
}
@ -240,7 +240,7 @@ func (i *Image) resolveStale() error {
if !i.stale {
return nil
}
return i.readPixelsFromGPU(i.image)
return i.readPixelsFromGPU()
}
// dependsOn returns a boolean value indicating whether the image depends on target.