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authorOz Linden <oz@lindenlab.com>2013-07-24 14:40:23 -0400
committerOz Linden <oz@lindenlab.com>2013-07-24 14:40:23 -0400
commit9f393c1d99232e622317f7f0dd28519c2af63d0d (patch)
tree842f1ab4c5d13bc1cd772ebf1356c8f7424596d9 /indra/newview/lltexturecache.cpp
parent2b2719d8cae1e35fa9e4cfcb87519bae9a64b2bf (diff)
parenta4966a661213a25b780604084fe169565f62f548 (diff)
merge up to latest snowstorm integration branch
Diffstat (limited to 'indra/newview/lltexturecache.cpp')
-rwxr-xr-x[-rw-r--r--]indra/newview/lltexturecache.cpp14
1 files changed, 12 insertions, 2 deletions
diff --git a/indra/newview/lltexturecache.cpp b/indra/newview/lltexturecache.cpp
index 305f6fca0f..36a7aeb590 100644..100755
--- a/indra/newview/lltexturecache.cpp
+++ b/indra/newview/lltexturecache.cpp
@@ -568,8 +568,11 @@ bool LLTextureCacheRemoteWorker::doWrite()
idx = mCache->setHeaderCacheEntry(mID, entry, mImageSize, mDataSize); // create the new entry.
if(idx >= 0)
{
- //write to the fast cache.
- llassert_always(mCache->writeToFastCache(idx, mRawImage, mRawDiscardLevel));
+ // (almost always) write to the fast cache.
+ if (mRawImage->getDataSize())
+ {
+ llassert_always(mCache->writeToFastCache(idx, mRawImage, mRawDiscardLevel));
+ }
}
}
else
@@ -1895,10 +1898,17 @@ LLPointer<LLImageRaw> LLTextureCache::readFromFastCache(const LLUUID& id, S32& d
bool LLTextureCache::writeToFastCache(S32 id, LLPointer<LLImageRaw> raw, S32 discardlevel)
{
//rescale image if needed
+ if (raw.isNull() || !raw->getData())
+ {
+ llerrs << "Attempted to write NULL raw image to fastcache" << llendl;
+ return false;
+ }
+
S32 w, h, c;
w = raw->getWidth();
h = raw->getHeight();
c = raw->getComponents();
+
S32 i = 0 ;
while(((w >> i) * (h >> i) * c) > TEXTURE_FAST_CACHE_ENTRY_SIZE - TEXTURE_FAST_CACHE_ENTRY_OVERHEAD)