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authorDimitri Sokolyuk <demon@dim13.org>2018-01-01 22:45:26 +0100
committerDimitri Sokolyuk <demon@dim13.org>2018-01-01 22:45:26 +0100
commit16df0bea5fe8ce0a4ea871d409f589b298567a97 (patch)
treef2f18a2c6773d86a895d075bf8f1a374d48406c4 /vendor/golang.org/x/image/draw/gen.go
parent500caaeda74dd9c660279036293f4b2997cf0b03 (diff)
Update vendor
Diffstat (limited to 'vendor/golang.org/x/image/draw/gen.go')
-rw-r--r--vendor/golang.org/x/image/draw/gen.go5
1 files changed, 3 insertions, 2 deletions
diff --git a/vendor/golang.org/x/image/draw/gen.go b/vendor/golang.org/x/image/draw/gen.go
index 65a7123..822bb6a 100644
--- a/vendor/golang.org/x/image/draw/gen.go
+++ b/vendor/golang.org/x/image/draw/gen.go
@@ -877,8 +877,9 @@ func relName(s string) string {
const (
codeRoot = `
func (z $receiver) Scale(dst Image, dr image.Rectangle, src image.Image, sr image.Rectangle, op Op, opts *Options) {
- // Try to simplify a Scale to a Copy.
- if dr.Size() == sr.Size() {
+ // Try to simplify a Scale to a Copy when DstMask is not specified.
+ // If DstMask is not nil, Copy will call Scale back with same dr and sr, and cause stack overflow.
+ if dr.Size() == sr.Size() && (opts == nil || opts.DstMask == nil) {
Copy(dst, dr.Min, src, sr, op, opts)
return
}