Add a GPU paths to resource cache of the context

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"
@@ skipping 199 matching lines @@
     delete fDrawBufferVBAllocPool;
     fDrawBufferVBAllocPool = NULL;
 
     delete fDrawBufferIBAllocPool;
     fDrawBufferIBAllocPool = NULL;
 
     fAARectRenderer->reset();
     fOvalRenderer->reset();
 
     fTextureCache->purgeAllUnlocked();
+
     fFontCache->freeAll();
     fGpu->markContextDirty();
 }
 
 void GrContext::resetContext(uint32_t state) {
     fGpu->markContextDirty(state);
 }
 
 void GrContext::freeGpuResources() {
     this->flush();
@@ skipping 1575 matching lines @@
     }
     GrConfigConversionEffect::PMConversion upmToPM =
         static_cast<GrConfigConversionEffect::PMConversion>(fUPMToPMConversion);
     if (GrConfigConversionEffect::kNone_PMConversion != upmToPM) {
         return GrConfigConversionEffect::Create(texture, swapRAndB, upmToPM, matrix);
     } else {
         return NULL;
     }
 }
 
+GrPath* GrContext::createPath(const SkPath& inPath, const SkStrokeRec& stroke) {
+    SkASSERT(fGpu->caps()->pathRenderingSupport());
+
+    // TODO: now we add to fTextureCache. This should change to fResourceCache.
+    GrResourceKey resourceKey = GrPath::ComputeKey(inPath, stroke);
+    GrPath* path = static_cast<GrPath*>(fTextureCache->find(resourceKey));
+    if (NULL != path && path->isEqualTo(inPath, stroke)) {
+        path->ref();
+    } else {
+        path = fGpu->createPath(inPath, stroke);
+        fTextureCache->purgeAsNeeded(1, path->sizeInBytes());
+        fTextureCache->addResource(resourceKey, path);
+    }
+    return path;
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 #if GR_CACHE_STATS
 void GrContext::printCacheStats() const {
     fTextureCache->printStats();
 }
 #endif