tree 290e9fd81e12f08806c6c76da22332662bc649ed
parent 7f6859d3853a76e5c6de50cac970173a9b803517
author Nigel Tao <nigeltao@golang.org> 1423458554 +1100
committer Nigel Tao <nigeltao@golang.org> 1424215202 +0000

draw: new package, a superset of the standard library's image/draw
package, including the ability to scale an image.

Design discussion:
https://groups.google.com/forum/#!topic/golang-dev/B7-OrWdheic

Previous code review (when Go used hg instead of git):
https://codereview.appspot.com/101670045

New benchmarks:
BenchmarkScaleLargeDownNN	     300	   5935174 ns/op
BenchmarkScaleLargeDownAB	     100	  14482372 ns/op
BenchmarkScaleLargeDownBL	       1	1383805986 ns/op
BenchmarkScaleLargeDownCR	       1	2724631789 ns/op
BenchmarkScaleDownNN     	    1000	   1850500 ns/op
BenchmarkScaleDownAB     	     300	   4413499 ns/op
BenchmarkScaleDownBL     	      50	  30498748 ns/op
BenchmarkScaleDownCR     	      20	  58349653 ns/op
BenchmarkScaleUpNN       	      20	  92306475 ns/op
BenchmarkScaleUpAB       	       5	 220103753 ns/op
BenchmarkScaleUpBL       	      10	 122635195 ns/op
BenchmarkScaleUpCR       	      10	 183275927 ns/op

Change-Id: I69d397e68897bae024c7b330a9375fa3e7688591
Reviewed-on: https://go-review.googlesource.com/4210
Reviewed-by: Rob Pike <r@golang.org>