From 331597b9f8a7942cbcb233a328301e4d5bf94fb0 Mon Sep 17 00:00:00 2001 From: Tulir Asokan Date: Fri, 11 Jan 2019 23:28:47 +0200 Subject: Switch to Go modules and make other changes --- vendor/github.com/disintegration/imaging/utils.go | 83 ----------------------- 1 file changed, 83 deletions(-) delete mode 100644 vendor/github.com/disintegration/imaging/utils.go (limited to 'vendor/github.com/disintegration/imaging/utils.go') diff --git a/vendor/github.com/disintegration/imaging/utils.go b/vendor/github.com/disintegration/imaging/utils.go deleted file mode 100644 index 3b6ad2e..0000000 --- a/vendor/github.com/disintegration/imaging/utils.go +++ /dev/null @@ -1,83 +0,0 @@ -package imaging - -import ( - "image" - "runtime" - "sync" -) - -// parallel processes the data in separate goroutines. -func parallel(start, stop int, fn func(<-chan int)) { - count := stop - start - if count < 1 { - return - } - - procs := runtime.GOMAXPROCS(0) - if procs > count { - procs = count - } - - c := make(chan int, count) - for i := start; i < stop; i++ { - c <- i - } - close(c) - - var wg sync.WaitGroup - for i := 0; i < procs; i++ { - wg.Add(1) - go func() { - defer wg.Done() - fn(c) - }() - } - wg.Wait() -} - -// absint returns the absolute value of i. -func absint(i int) int { - if i < 0 { - return -i - } - return i -} - -// clamp rounds and clamps float64 value to fit into uint8. -func clamp(x float64) uint8 { - v := int64(x + 0.5) - if v > 255 { - return 255 - } - if v > 0 { - return uint8(v) - } - return 0 -} - -func reverse(pix []uint8) { - if len(pix) <= 4 { - return - } - i := 0 - j := len(pix) - 4 - for i < j { - pix[i+0], pix[j+0] = pix[j+0], pix[i+0] - pix[i+1], pix[j+1] = pix[j+1], pix[i+1] - pix[i+2], pix[j+2] = pix[j+2], pix[i+2] - pix[i+3], pix[j+3] = pix[j+3], pix[i+3] - i += 4 - j -= 4 - } -} - -func toNRGBA(img image.Image) *image.NRGBA { - if img, ok := img.(*image.NRGBA); ok { - return &image.NRGBA{ - Pix: img.Pix, - Stride: img.Stride, - Rect: img.Rect.Sub(img.Rect.Min), - } - } - return Clone(img) -} -- cgit v1.2.3