Implement a benchmark for GrResourceCache

bench/RegionBench.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "SkBenchmark.h"
 #include "SkRandom.h"
 #include "SkRegion.h"
@@ skipping 79 matching lines @@
 
     RegionBench(int count, Proc proc, const char name[])  {
         fProc = proc;
         fName.printf("region_%s_%d", name, count);
 
         SkRandom rand;
         for (int i = 0; i < count; i++) {
             fA.op(randrect(rand), SkRegion::kXOR_Op);
             fB.op(randrect(rand), SkRegion::kXOR_Op);
         }
-        fIsRendering = false;
+    }
+
+    virtual bool isSuitableFor(Backend backend) SK_OVERRIDE {
+        return backend == kNonRendering_Backend;
     }
 
 protected:
     virtual const char* onGetName() { return fName.c_str(); }
 
     virtual void onDraw(SkCanvas* canvas) {
         Proc proc = fProc;
         for (int i = 0; i < this->getLoops(); ++i) {
             proc(fA, fB);
         }
     }
 
 private:
     typedef SkBenchmark INHERITED;
 };
 
 #define SMALL   16
 
 DEF_BENCH( return SkNEW_ARGS(RegionBench, (SMALL, union_proc, "union")); )
 DEF_BENCH( return SkNEW_ARGS(RegionBench, (SMALL, sect_proc, "intersect")); )
 DEF_BENCH( return SkNEW_ARGS(RegionBench, (SMALL, diff_proc, "difference")); )
 DEF_BENCH( return SkNEW_ARGS(RegionBench, (SMALL, diffrect_proc, "differencerect")); )
 DEF_BENCH( return SkNEW_ARGS(RegionBench, (SMALL, diffrectbig_proc, "differencerectbig")); )
 DEF_BENCH( return SkNEW_ARGS(RegionBench, (SMALL, containsrect_proc, "containsrect")); )
 DEF_BENCH( return SkNEW_ARGS(RegionBench, (SMALL, sectsrgn_proc, "intersectsrgn")); )
 DEF_BENCH( return SkNEW_ARGS(RegionBench, (SMALL, sectsrect_proc, "intersectsrect")); )
 DEF_BENCH( return SkNEW_ARGS(RegionBench, (SMALL, containsxy_proc, "containsxy")); )