From 0c2c506d8899ecd9f397476e48e8033261153b18 Mon Sep 17 00:00:00 2001
From: Jasper Staab <jasper.staab@10xgenomics.com>
Date: Wed, 19 Feb 2020 15:10:25 -1000
Subject: [PATCH] apply pixelDensityRatio after flip

---
 src/tiledimage.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/tiledimage.js b/src/tiledimage.js
index 9c2fc4ed..046d86f8 100644
--- a/src/tiledimage.js
+++ b/src/tiledimage.js
@@ -1929,14 +1929,15 @@ function drawTiles( tiledImage, lastDrawn ) {
             // sketch canvas we are going to use for performance reasons.
             bounds = tiledImage.viewport.viewportToViewerElementRectangle(
                 tiledImage.getClippedBounds(true))
-                .getIntegerBoundingBox()
-                .times($.pixelDensityRatio);
+                .getIntegerBoundingBox();
 
             if(tiledImage._drawer.viewer.viewport.getFlip()) {
               if (tiledImage.viewport.degrees !== 0 || tiledImage.getRotation(true) % 360 !== 0){
                 bounds.x = tiledImage._drawer.viewer.container.clientWidth - (bounds.x + bounds.width);
               }
             }
+
+            bounds = bounds.times($.pixelDensityRatio);
         }
         tiledImage._drawer._clear(true, bounds);
     }