From ca366ba15b61ba323a2e1723de68c265f2e350fc Mon Sep 17 00:00:00 2001
From: Tim Schaub <tim.schaub@gmail.com>
Date: Thu, 15 Mar 2018 21:28:47 -0600
Subject: [PATCH] Start copying at bounds min instead of zero point

---
 util.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/util.go b/util.go
index a530fcb..8c34809 100644
--- a/util.go
+++ b/util.go
@@ -54,8 +54,9 @@ func SavePNG(path string, im image.Image) error {
 }
 
 func imageToRGBA(src image.Image) *image.RGBA {
-	dst := image.NewRGBA(src.Bounds())
-	draw.Draw(dst, dst.Rect, src, image.ZP, draw.Src)
+	bounds := src.Bounds()
+	dst := image.NewRGBA(bounds)
+	draw.Draw(dst, bounds, src, bounds.Min, draw.Src)
 	return dst
 }