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internal/buffered: refactoring

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Hajime Hoshi 2024-01-17 00:20:12 +09:00
parent 3cbc1870bf
commit cef272f638
1 changed files with 2 additions and 10 deletions
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12
internal/buffered/image.go
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@ -210,11 +210,7 @@ func (i *Image) DrawTriangles(srcs [graphics.ShaderImageCount]*Image, vertices [
// syncPixelsIfNeeded syncs the pixels between CPU and GPU. // syncPixelsIfNeeded syncs the pixels between CPU and GPU.
// After syncPixelsIfNeeded, dotsBuffer is cleared, but pixels migth remain. // After syncPixelsIfNeeded, dotsBuffer is cleared, but pixels migth remain.
func (i *Image) syncPixelsIfNeeded() { func (i *Image) syncPixelsIfNeeded() {
if len(i.dotsBuffer) == 0 && !i.pixelsUnsynced { if i.pixelsUnsynced {
return
}
if i.pixels != nil {
// If this image already has pixels, use WritePixels instead of DrawTriangles for efficiency. // If this image already has pixels, use WritePixels instead of DrawTriangles for efficiency.
for pos, clr := range i.dotsBuffer { for pos, clr := range i.dotsBuffer {
idx := 4 * (pos.Y*i.width + pos.X) idx := 4 * (pos.Y*i.width + pos.X)
@ -229,12 +225,8 @@ func (i *Image) syncPixelsIfNeeded() {
return return
} }
if i.pixelsUnsynced {
panic("buffered: pixelsUnsynced must be false as pixels is nil")
}
if len(i.dotsBuffer) == 0 { if len(i.dotsBuffer) == 0 {
panic("buffered: len(i.dotsBuffers) must be > 0 at this point") return
} }
l := len(i.dotsBuffer) l := len(i.dotsBuffer)