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TexCache: use an unordered_multimap for the tex pool

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This commit is contained in:
degasus 2015-01-17 10:57:19 +01:00
parent 4639d3b1bc
commit 8565f02699
2 changed files with 34 additions and 23 deletions
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41
Source/Core/VideoCommon/TextureCacheBase.cpp
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@ -31,7 +31,7 @@ GC_ALIGNED16(u8 *TextureCache::temp) = nullptr;
size_t TextureCache::temp_size;
TextureCache::TexCache TextureCache::textures;
TextureCache::TexturePool TextureCache::texture_pool;
TextureCache::TexPool TextureCache::texture_pool;
TextureCache::BackupConfig TextureCache::backup_config;
@ -82,7 +82,7 @@ void TextureCache::Invalidate()
for (auto& rt : texture_pool)
{
delete rt;
delete rt.second;
}
texture_pool.clear();
}
@ -161,19 +161,22 @@ void TextureCache::Cleanup(int _frameCount)
}
}
for (size_t i = 0; i < texture_pool.size();)
TexPool::iterator iter2 = texture_pool.begin();
TexPool::iterator tcend2 = texture_pool.end();
while (iter2 != tcend2)
{
auto rt = texture_pool[i];
if (_frameCount > TEXTURE_POOL_KILL_THRESHOLD + rt->frameCount)
if(iter2->second->frameCount == FRAMECOUNT_INVALID)
{
delete rt;
texture_pool[i] = texture_pool.back();
texture_pool.pop_back();
iter2->second->frameCount = _frameCount;
}
if (_frameCount > TEXTURE_POOL_KILL_THRESHOLD + iter2->second->frameCount)
{
delete iter2->second;
iter2 = texture_pool.erase(iter2);
}
else
{
++i;
++iter2;
}
}
}
@ -888,17 +891,12 @@ void TextureCache::CopyRenderTargetToTexture(u32 dstAddr, unsigned int dstFormat
TextureCache::TCacheEntryBase* TextureCache::AllocateTexture(const TCacheEntryConfig& config)
{
for (size_t i = 0; i < texture_pool.size(); ++i)
TexPool::iterator iter = texture_pool.find(config);
if (iter != texture_pool.end())
{
auto rt = texture_pool[i];
if (rt->config == config)
{
texture_pool[i] = texture_pool.back();
texture_pool.pop_back();
return rt;
}
TextureCache::TCacheEntryBase* entry = iter->second;
texture_pool.erase(iter);
return entry;
}
INCSTAT(stats.numTexturesCreated);
@ -907,5 +905,6 @@ TextureCache::TCacheEntryBase* TextureCache::AllocateTexture(const TCacheEntryCo
void TextureCache::FreeTexture(TCacheEntryBase* entry)
{
texture_pool.push_back(entry);
entry->frameCount = FRAMECOUNT_INVALID;
texture_pool.insert(TexPool::value_type(entry->config, entry));
}

16
Source/Core/VideoCommon/TextureCacheBase.h
View File

@ -4,7 +4,9 @@
#pragma once
#include <functional>
#include <map>
#include <unordered_map>
#include "Common/CommonTypes.h"
#include "Common/Thread.h"
@ -37,6 +39,16 @@ public:
{
return width == b.width && height == b.height && levels == b.levels && layers == b.layers && rendertarget == b.rendertarget;
}
struct Hasher : std::hash<u64>
{
size_t operator()(const TextureCache::TCacheEntryConfig& c) const
{
u64 id = (u64)c.rendertarget << 63 | (u64)c.layers << 48 | (u64)c.levels << 32 | (u64)c.height << 16 | (u64)c.width;
return std::hash<u64>::operator()(id);
}
};
};
struct TCacheEntryBase
@ -134,10 +146,10 @@ private:
static void FreeTexture(TCacheEntryBase* entry);
typedef std::map<u32, TCacheEntryBase*> TexCache;
typedef std::vector<TCacheEntryBase*> TexturePool;
typedef std::unordered_multimap<TCacheEntryConfig, TCacheEntryBase*, TCacheEntryConfig::Hasher> TexPool;
static TexCache textures;
static TexturePool texture_pool;
static TexPool texture_pool;
// Backup configuration values
static struct BackupConfig