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Diffstat (limited to 'indra/newview/lltexturecache.cpp')
-rwxr-xr-xindra/newview/lltexturecache.cpp12
1 files changed, 11 insertions, 1 deletions
diff --git a/indra/newview/lltexturecache.cpp b/indra/newview/lltexturecache.cpp
index f03cc22949..ee3b605cb0 100755
--- a/indra/newview/lltexturecache.cpp
+++ b/indra/newview/lltexturecache.cpp
@@ -568,10 +568,13 @@ bool LLTextureCacheRemoteWorker::doWrite()
idx = mCache->setHeaderCacheEntry(mID, entry, mImageSize, mDataSize); // create the new entry.
if(idx >= 0)
{
- //write to the fast cache.
+ // (almost always) write to the fast cache.
+ if (mRawImage->getDataSize())
+ {
llassert_always(mCache->writeToFastCache(idx, mRawImage, mRawDiscardLevel));
}
}
+ }
else
{
alreadyCached = mCache->updateEntry(idx, entry, mImageSize, mDataSize); // update the existing entry.
@@ -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)