Add new ASTC pixel config

src/gpu/GrTexture.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 "GrTexture.h"
@@ skipping 46 matching lines @@
         }
     }
 }
 
 size_t GrTexture::gpuMemorySize() const {
     size_t textureSize =  (size_t) fDesc.fWidth *
                                    fDesc.fHeight *
                                    GrBytesPerPixel(fDesc.fConfig);
 
     if (GrPixelConfigIsCompressed(fDesc.fConfig)) {
-        // Figure out the width and height corresponding to the data...
-
-        // Both of the available formats (ETC1 and LATC) have 4x4
-        // blocks that compress down to 8 bytes.
-        switch(fDesc.fConfig) {
-            case kETC1_GrPixelConfig:
-            case kLATC_GrPixelConfig:
-            case kR11_EAC_GrPixelConfig:
-                SkASSERT((fDesc.fWidth & 3) == 0);
-                SkASSERT((fDesc.fHeight & 3) == 0);
-                textureSize = (fDesc.fWidth >> 2) * (fDesc.fHeight >> 2) * 8;
-                break;
-
-            default:
-                SkFAIL("Unknown compressed config");
-        }
+        textureSize = GrCompressedFormatDataSize(fDesc.fConfig, fDesc.fWidth, fDesc.fHeight);
     }
 
     if (this->impl()->hasMipMaps()) {
         // We don't have to worry about the mipmaps being a different size than
         // we'd expect because we never change fDesc.fWidth/fHeight.
         textureSize *= 2;
     }
     return textureSize;
 }
 
@@ skipping 143 matching lines @@
     return GrResourceKey(cacheID, texture_resource_type(), 0);
 }
 
 bool GrTextureImpl::NeedsResizing(const GrResourceKey& key) {
     return SkToBool(key.getResourceFlags() & kStretchToPOT_TextureFlag);
 }
 
 bool GrTextureImpl::NeedsBilerp(const GrResourceKey& key) {
     return SkToBool(key.getResourceFlags() & kBilerp_TextureFlag);
 }