Use presence of a content key as non-scratch indicator

bench/GrResourceCacheBench.cpp

 
 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #if SK_SUPPORT_GPU
 
@@ skipping 46 matching lines @@
         this->registerWithCache();
     }
 
     virtual ~TextureResource() { this->release(); }
 
     virtual size_t gpuMemorySize() const SK_OVERRIDE {
         return 100 + ((fID % 1 == 0) ? -40 : 33);
     }
 
     static GrResourceKey ComputeKey(const GrTextureDesc& desc) {
-        return GrTexturePriv::ComputeScratchKey(desc);
+        GrCacheID::Key key;
+        memset(&key, 0, sizeof(key));
+        key.fData32[0] = (desc.fWidth) | (desc.fHeight << 16);
+        key.fData32[1] = desc.fConfig | desc.fSampleCnt << 16;
+        key.fData32[2] = desc.fFlags;
+        static int gType = GrResourceKey::GenerateResourceType();
+        static int gDomain = GrCacheID::GenerateDomain();
+        return GrResourceKey(GrCacheID(gDomain, key), gType, 0);
     }
 
     int fID;
 
 private:
     typedef GrGpuResource INHERITED;
 };
 
 static void get_stencil(int i, int* w, int* h, int* s) {
     *w = i % 1024;
@@ skipping 154 matching lines @@
     }
 
 private:
     typedef Benchmark INHERITED;
 };
 
 DEF_BENCH( return new GrResourceCacheBenchAdd(); )
 DEF_BENCH( return new GrResourceCacheBenchFind(); )
 
 #endif