Adding 3D lut color filter

src/gpu/SkGrPixelRef.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.
  */
 
 
 
@@ skipping 101 matching lines @@
     // render target but not vice versa. So we ref the texture to keep both alive for
     // the lifetime of this pixel ref.
     fSurface = SkSafeRef(surface->asTexture());
     if (NULL == fSurface) {
         fSurface = SkSafeRef(surface);
     }
     fUnlock = transferCacheLock;
 
     if (fSurface) {
         SkASSERT(info.width() <= fSurface->width());
-        SkASSERT(info.height() <= fSurface->height());
+        SkASSERT(info.height() <= (fSurface->height() * SkMax32(fSurface->desc().fDepth, 1)));
     }
 }
 
 SkGrPixelRef::~SkGrPixelRef() {
     if (fUnlock) {
         GrContext* context = fSurface->getContext();
         GrTexture* texture = fSurface->asTexture();
         if (context && texture) {
             context->unlockScratchTexture(texture);
         }
@@ skipping 71 matching lines @@
         cachedBitmap.setImmutable();
         //Add to the cache
         SkBitmapCache::Add(this->getGenerationID(), bounds, cachedBitmap);
 
         dst->swap(cachedBitmap);
     }
 
     return true;
 
 }