Merge pull request #13498 from Snuffleupagus/issue-12996

Normalize the coordinates used in `SVGGraphics._makeTilingPattern` (issue 12996)
mozilla · Jun 6, 2021 · 7d83439 · 7d83439
2 parents 1dd01b8 + 04ab4bd
commit 7d83439
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/display/svg.js b/src/display/svg.js
@@ -1113,8 +1113,10 @@ if (
       const paintType = args[7];
 
       const tilingId = `shading${shadingCount++}`;
-      const [tx0, ty0] = Util.applyTransform([x0, y0], matrix);
-      const [tx1, ty1] = Util.applyTransform([x1, y1], matrix);
+      const [tx0, ty0, tx1, ty1] = Util.normalizeRect([
+        ...Util.applyTransform([x0, y0], matrix),
+        ...Util.applyTransform([x1, y1], matrix),
+      ]);
       const [xscale, yscale] = Util.singularValueDecompose2dScale(matrix);
       const txstep = xstep * xscale;
       const tystep = ystep * yscale;