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Merge pull request #3000 from mimimi085181/efb-copies-garbage-collection 

Perform garbage collection for efb copies
This commit is contained in:
Markus Wick 2015-09-10 12:52:54 +02:00
parent 921bab6b4d 38f6cf2089
commit 257f2ef739
1 changed files with 20 additions and 4 deletions
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24
Source/Core/VideoCommon/TextureCacheBase.cpp
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@ -150,12 +150,28 @@ void TextureCache::Cleanup(int _frameCount)
if (iter->second->frameCount == FRAMECOUNT_INVALID) if (iter->second->frameCount == FRAMECOUNT_INVALID)
{ {
iter->second->frameCount = _frameCount; iter->second->frameCount = _frameCount;
++iter;
} }
if (_frameCount > TEXTURE_KILL_THRESHOLD + iter->second->frameCount && else if (_frameCount > TEXTURE_KILL_THRESHOLD + iter->second->frameCount)
// EFB copies living on the host GPU are unrecoverable and thus shouldn't be deleted
!iter->second->IsEfbCopy())
{ {
iter = FreeTexture(iter); if (iter->second->IsEfbCopy())
{
// Only remove EFB copies when they wouldn't be used anymore(changed hash), because EFB copies living on the
// host GPU are unrecoverable. Perform this check only every TEXTURE_KILL_THRESHOLD for performance reasons
if ((_frameCount - iter->second->frameCount) % TEXTURE_KILL_THRESHOLD == 1 &&
iter->second->hash != GetHash64(Memory::GetPointer(iter->second->addr), iter->second->size_in_bytes, g_ActiveConfig.iSafeTextureCache_ColorSamples))
{
iter = FreeTexture(iter);
}
else
{
++iter;
}
}
else
{
iter = FreeTexture(iter);
}
} }
else else
{ {