Use scratch keys for stencil buffers.

src/gpu/GrGpu.cpp

 
 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "GrGpu.h"
 
 #include "GrBufferAllocPool.h"
 #include "GrContext.h"
 #include "GrDrawTargetCaps.h"
 #include "GrIndexBuffer.h"
+#include "GrResourceCache2.h"
 #include "GrStencilBuffer.h"
 #include "GrVertexBuffer.h"
 
 ////////////////////////////////////////////////////////////////////////////////
 
-#define DEBUG_INVAL_BUFFER    0xdeadcafe
-#define DEBUG_INVAL_START_IDX -1
-
 GrGpu::GrGpu(GrContext* context)
     : fResetTimestamp(kExpiredTimestamp+1)
     , fResetBits(kAll_GrBackendState)
     , fQuadIndexBuffer(NULL)
     , fContext(context) {
 }
 
 GrGpu::~GrGpu() {
     SkSafeSetNull(fQuadIndexBuffer);
 }
@@ skipping 37 matching lines @@
                 tex->unref();
                 return NULL;
             }
         }
     }
     return tex;
 }
 
 bool GrGpu::attachStencilBufferToRenderTarget(GrRenderTarget* rt) {
     SkASSERT(NULL == rt->getStencilBuffer());
-    SkAutoTUnref<GrStencilBuffer> sb(
-        this->getContext()->findAndRefStencilBuffer(rt->width(), rt->height(), rt->numSamples()));
+    GrResourceKey sbKey = GrStencilBuffer::ComputeKey(rt->width(), rt->height(), rt->numSamples());
+    SkAutoTUnref<GrStencilBuffer> sb(static_cast<GrStencilBuffer*>(
+        this->getContext()->getResourceCache2()->findAndRefScratchResource(sbKey)));
     if (sb) {
         rt->setStencilBuffer(sb);
         bool attached = this->attachStencilBufferToRenderTarget(sb, rt);
         if (!attached) {
             rt->setStencilBuffer(NULL);
         }
         return attached;
     }
     if (this->createStencilBufferForRenderTarget(rt, rt->width(), rt->height())) {
         // Right now we're clearing the stencil buffer here after it is
@@ skipping 233 matching lines @@
     this->handleDirtyContext();
 
     if (!this->flushGraphicsState(ds, kDrawPaths_DrawType)) {
         return;
     }
 
     pathRange->willDrawPaths(indices, count);
     this->pathRendering()->drawPaths(pathRange, indices, count, transforms, transformsType,
                                      stencilSettings);
 }