Alter Default & Software path renderers to better handle AA hairline paths

src/gpu/GrSoftwarePathRenderer.cpp

 
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrSoftwarePathRenderer.h"
 #include "GrContext.h"
 #include "GrSWMaskHelper.h"
 
 ////////////////////////////////////////////////////////////////////////////////
 bool GrSoftwarePathRenderer::canDrawPath(const SkPath&,
                                          const SkStrokeRec&,
                                          const GrDrawTarget*,
                                          bool antiAlias) const {
-    if (!antiAlias || NULL == fContext) {
-        // TODO: We could allow the SW path to also handle non-AA paths but
-        // this would mean that GrDefaultPathRenderer would never be called
-        // (since it appears after the SW renderer in the path renderer
-        // chain). Some testing would need to be done r.e. performance
-        // and consistency of the resulting images before removing
-        // the "!antiAlias" clause from the above test
+    if (NULL == fContext) {
         return false;
     }
 
     return true;
 }
 
 GrPathRenderer::StencilSupport GrSoftwarePathRenderer::onGetStencilSupport(
     const SkPath&,
     const SkStrokeRec&,
     const GrDrawTarget*) const {
@@ skipping 109 matching lines @@
     }
 
     GrSWMaskHelper::DrawToTargetWithPathMask(texture, target, devPathBounds);
 
     if (path.isInverseFillType()) {
         draw_around_inv_path(target, devClipBounds, devPathBounds);
     }
 
     return true;
 }