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internal/restorable: do not reset basePixels at makeStale

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This information is still available even after context-lost happens,
so this doesn't have to be reset.
This commit is contained in:
Hajime Hoshi 2023-02-25 21:13:20 +09:00
parent ff1621885d
commit a0a80bbc1f
1 changed files with 0 additions and 3 deletions
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3
internal/restorable/image.go
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@ -261,13 +261,11 @@ func (i *Image) BasePixelsForTesting() *Pixels {
func (i *Image) makeStale(rect image.Rectangle) {
i.stale = true
i.staleRegions = i.basePixels.AppendRegion(i.staleRegions)
i.staleRegions = i.appendRegionsForDrawTriangles(i.staleRegions)
if !rect.Empty() {
i.staleRegions = append(i.staleRegions, rect)
}
i.basePixels = Pixels{}
i.clearDrawTrianglesHistory()
// Don't have to call makeStale recursively here.
@ -484,7 +482,6 @@ func (i *Image) makeStaleIfDependingOnShader(shader *Shader) {
func (i *Image) readPixelsFromGPU(graphicsDriver graphicsdriver.Graphics) error {
var rs []image.Rectangle
if i.stale {
i.basePixels = Pixels{}
rs = append(rs, i.staleRegions...)
} else {
rs = i.appendRegionsForDrawTriangles(rs)