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TexCache: Decimate aggressively with many variants.

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It should be safe to decimate after fewer frames with a threshold like
this.
This commit is contained in:
Unknown W. Brackets 2018-02-18 12:29:14 -08:00
parent d61fd5f6a6
commit e97046da4e
1 changed files with 11 additions and 7 deletions
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18
GPU/Common/TextureCacheCommon.cpp
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@ -47,7 +47,9 @@
// Not used in lowmem mode.
#define TEXTURE_SECOND_KILL_AGE 100
// Used when there are multiple CLUT variants of a texture.
#define TEXTURE_KILL_AGE_CLUT 12
#define TEXTURE_KILL_AGE_CLUT 6
#define TEXTURE_CLUT_VARIANTS_MIN 6
// Try to be prime to other decimation intervals.
#define TEXCACHE_DECIMATION_INTERVAL 13
@ -459,15 +461,17 @@ void TextureCacheCommon::SetTexture(bool force) {
if (hasClut && clutRenderAddress_ == 0xFFFFFFFF) {
const u64 cachekeyMin = (u64)(texaddr & 0x3FFFFFFF) << 32;
const u64 cachekeyMax = cachekeyMin + (1ULL << 32);
bool found = false;
int found = 0;
for (auto it = cache_.lower_bound(cachekeyMin), end = cache_.upper_bound(cachekeyMax); it != end; ++it) {
if (it->second->cluthash != entry->cluthash) {
it->second->status |= TexCacheEntry::STATUS_CLUT_VARIANTS;
found = true;
}
found++;
}
if (found) {
if (found >= TEXTURE_CLUT_VARIANTS_MIN) {
for (auto it = cache_.lower_bound(cachekeyMin), end = cache_.upper_bound(cachekeyMax); it != end; ++it) {
it->second->status |= TexCacheEntry::STATUS_CLUT_VARIANTS;
}
entry->status |= TexCacheEntry::STATUS_CLUT_VARIANTS;
}
}