optional res-scale parameter to getFillPath

src/core/SkStroke.h

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkStroke_DEFINED
 #define SkStroke_DEFINED
 
@@ skipping 35 matching lines @@
 #if QUAD_STROKE_APPROXIMATION
     void    setError(SkScalar);
 #endif
     void    setMiterLimit(SkScalar);
     void    setWidth(SkScalar);
 
     bool    getDoFill() const { return SkToBool(fDoFill); }
     void    setDoFill(bool doFill) { fDoFill = SkToU8(doFill); }
 
     /**
+     *  ResScale is the "intended" resolution for the output.
+     *      Default is 1.0.
+     *      Larger values (res > 1) indicate that the result should be more precise, since it will
+     *          be zoomed up, and small errors will be magnified.
+     *      Smaller values (0 < res < 1) indicate that the result can be less precise, since it will
+     *          be zoomed down, and small errors may be invisible.
+     */
+    SkScalar getResScale() const { return fResScale; }
+    void setResScale(SkScalar rs) {
+        SkASSERT(rs > 0 && SkScalarIsFinite(rs));
+        fResScale = rs;
+    }
+
+    /**
      *  Stroke the specified rect, winding it in the specified direction..
      */
     void    strokeRect(const SkRect& rect, SkPath* result,
                        SkPath::Direction = SkPath::kCW_Direction) const;
     void    strokePath(const SkPath& path, SkPath*) const;
 
     ////////////////////////////////////////////////////////////////
 
 private:
 #if QUAD_STROKE_APPROXIMATION
     SkScalar    fError;
 #endif
     SkScalar    fWidth, fMiterLimit;
+    SkScalar    fResScale;
     uint8_t     fCap, fJoin;
     SkBool8     fDoFill;
 
     friend class SkPaint;
 };
 
 #endif