Remove createPath* from GrGpu and GrContext

src/gpu/GrStencilAndCoverPathRenderer.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 "GrStencilAndCoverPathRenderer.h"
@@ skipping 33 matching lines @@
            target->getDrawState().getStencil().isDisabled();
 }
 
 GrPathRenderer::StencilSupport GrStencilAndCoverPathRenderer::onGetStencilSupport(
                                                         const SkPath&,
                                                         const SkStrokeRec& ,
                                                         const GrDrawTarget*) const {
     return GrPathRenderer::kStencilOnly_StencilSupport;
 }
 
+static GrPath* get_gr_path(GrGpu* gpu, const SkPath& skPath, const SkStrokeRec& stroke) {
+    GrContext* ctx = gpu->getContext();
+    GrResourceKey resourceKey = GrPath::ComputeKey(skPath, stroke);
+    SkAutoTUnref<GrPath> path(static_cast<GrPath*>(ctx->findAndRefCachedResource(resourceKey)));
+    if (NULL == path || !path->isEqualTo(skPath, stroke)) {
+        path.reset(gpu->pathRendering()->createPath(skPath, stroke));
+        ctx->addResourceToCache(resourceKey, path);
+    }
+    return path.detach();
+}
+
 void GrStencilAndCoverPathRenderer::onStencilPath(const SkPath& path,
                                                   const SkStrokeRec& stroke,
                                                   GrDrawTarget* target) {
     SkASSERT(!path.isInverseFillType());
-    SkAutoTUnref<GrPath> p(fGpu->getContext()->createPath(path, stroke));
+    SkAutoTUnref<GrPath> p(get_gr_path(fGpu, path, stroke));
     target->stencilPath(p, path.getFillType());
 }
 
 bool GrStencilAndCoverPathRenderer::onDrawPath(const SkPath& path,
                                                const SkStrokeRec& stroke,
                                                GrDrawTarget* target,
                                                bool antiAlias) {
     SkASSERT(!antiAlias);
     SkASSERT(!stroke.isHairlineStyle());
 
     GrDrawState* drawState = target->drawState();
     SkASSERT(drawState->getStencil().isDisabled());
 
-    SkAutoTUnref<GrPath> p(fGpu->getContext()->createPath(path, stroke));
+    SkAutoTUnref<GrPath> p(get_gr_path(fGpu, path, stroke));
 
     if (path.isInverseFillType()) {
         GR_STATIC_CONST_SAME_STENCIL(kInvertedStencilPass,
             kZero_StencilOp,
             kZero_StencilOp,
             // We know our rect will hit pixels outside the clip and the user bits will be 0
             // outside the clip. So we can't just fill where the user bits are 0. We also need to
             // check that the clip bit is set.
             kEqualIfInClip_StencilFunc,
             0xffff,
@@ skipping 11 matching lines @@
             0xffff);
 
         *drawState->stencil() = kStencilPass;
     }
 
     target->drawPath(p, path.getFillType());
 
     target->drawState()->stencil()->setDisabled();
     return true;
 }