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Merge pull request #3028 from mimimi085181/sonic-fighters-regression-fix2 

Fix performance regression in Sonic the Fighters, introduced by PR#2001
This commit is contained in:
Markus Wick 2015-09-16 21:53:03 +02:00
parent 9e5f2ded86 dd458b554d
commit 295b869304
1 changed files with 7 additions and 3 deletions
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10
Source/Core/VideoCommon/TextureCacheBase.cpp
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@ -22,7 +22,7 @@
#include "VideoCommon/VideoConfig.h"
static const u64 TEXHASH_INVALID = 0;
static const int TEXTURE_KILL_THRESHOLD = 60;
static const int TEXTURE_KILL_THRESHOLD = 64; // Sonic the Fighters (inside Sonic Gems Collection) loops a 64 frames animation
static const int TEXTURE_POOL_KILL_THRESHOLD = 3;
static const int FRAMECOUNT_INVALID = 0;
@ -496,8 +496,12 @@ TextureCache::TCacheEntryBase* TextureCache::Load(const u32 stage)
}
}
// Find the entry which hasn't been used for the longest time
if (entry->frameCount != FRAMECOUNT_INVALID && entry->frameCount < temp_frameCount)
// Find the texture which hasn't been used for the longest time. Count paletted
// textures as the same texture here, when the texture itself is the same. This
// improves the performance a lot in some games that use paletted textures.
// Example: Sonic the Fighters (inside Sonic Gems Collection)
if (entry->frameCount != FRAMECOUNT_INVALID && entry->frameCount < temp_frameCount &&
!(isPaletteTexture && entry->base_hash == base_hash))
{
temp_frameCount = entry->frameCount;
oldest_entry = iter;