From ac830431738ea7c44d0703d5e0a48cd286a3daab Mon Sep 17 00:00:00 2001
From: Adam Barth <abarth@chromium.org>
Date: Tue, 19 Jan 2016 09:57:26 -0800
Subject: [PATCH] Fix order of matrix operations

When rasterzing with a non-zero left and top offset, we need to apply the scale
first so that we're translating in the correct coordinate system.

Fixes https://github.com/flutter/flutter/issues/1292
---
 flow/raster_cache.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/flow/raster_cache.cc b/flow/raster_cache.cc
index 0d70fb102..4a2b71f34 100644
--- a/flow/raster_cache.cc
+++ b/flow/raster_cache.cc
@@ -84,8 +84,8 @@ skia::RefPtr<SkImage> RasterCache::GetPrerolledImage(GrContext* context,
       if (surface) {
         SkCanvas* canvas = surface->getCanvas();
         canvas->clear(SK_ColorTRANSPARENT);
-        canvas->translate(-rect.left(), -rect.top());
         canvas->scale(scaleX, scaleY);
+        canvas->translate(-rect.left(), -rect.top());
         canvas->drawPicture(picture);
         entry.image = skia::AdoptRef(surface->newImageSnapshot());
       }
-- 
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