Add option to control maximum GrBatch lookback

src/gpu/GrContext.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 "GrContext.h"
 #include "GrContextOptions.h"
@@ skipping 71 matching lines @@
     fResourceCache->setOverBudgetCallback(OverBudgetCB, this);
     fResourceProvider = new GrResourceProvider(fGpu, fResourceCache);
 
     fLayerCache.reset(new GrLayerCache(this));
 
     fDidTestPMConversions = false;
 
     GrDrawTarget::Options dtOptions;
     dtOptions.fClipBatchToBounds = options.fClipBatchToBounds;
     dtOptions.fDrawBatchBounds = options.fDrawBatchBounds;
+    dtOptions.fMaxBatchLookback = options.fMaxBatchLookback;
     fDrawingManager.reset(new GrDrawingManager(this, dtOptions));
 
     // GrBatchFontCache will eventually replace GrFontCache
     fBatchFontCache = new GrBatchFontCache(this);
 
     fTextBlobCache.reset(new GrTextBlobCache(TextBlobCacheOverBudgetCB, this));
 }
 
 GrContext::~GrContext() {
     if (!fGpu) {
@@ skipping 524 matching lines @@
 
 void GrContext::setResourceCacheLimits(int maxTextures, size_t maxTextureBytes) {
     fResourceCache->setLimits(maxTextures, maxTextureBytes);
 }
 
 //////////////////////////////////////////////////////////////////////////////
 
 void GrContext::dumpMemoryStatistics(SkTraceMemoryDump* traceMemoryDump) const {
     fResourceCache->dumpMemoryStatistics(traceMemoryDump);
 }