summaryrefslogtreecommitdiffstats
path: root/src/Generating/BioGen.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/Generating/BioGen.cpp')
-rw-r--r--src/Generating/BioGen.cpp93
1 files changed, 15 insertions, 78 deletions
diff --git a/src/Generating/BioGen.cpp b/src/Generating/BioGen.cpp
index c9aeffa54..4936fc251 100644
--- a/src/Generating/BioGen.cpp
+++ b/src/Generating/BioGen.cpp
@@ -212,27 +212,14 @@ void cBioGenCache::InitializeBiomeGen(cIniFile & a_IniFile)
// cBioGenMulticache:
cBioGenMulticache::cBioGenMulticache(cBiomeGen * a_BioGenToCache, int a_CacheSize, int a_CachesLength) :
-m_BioGenToCache(a_BioGenToCache),
-m_CacheSize(a_CacheSize),
m_CachesLength(a_CachesLength),
-m_CachesOrder(new int*[a_CachesLength * a_CachesLength]),
-m_CachesData(new sCacheData*[a_CachesLength * a_CachesLength]),
-m_NumHits(0),
-m_NumMisses(0),
-m_TotalChain(0)
+m_InternalCacheLength(a_CachesLength * a_CacheSize)
{
- for (int i = 0; i < m_CachesLength * m_CachesLength; i++) {
- sCacheData * cacheData = m_CachesData[i] = new sCacheData[m_CacheSize];
- int * cacheOrder = m_CachesOrder[i] = new int[m_CacheSize];
-
- for (int j = 0; j < m_CacheSize; j++)
- {
- cacheOrder[j] = j;
- cacheData[j].m_ChunkX = 0x7fffffff;
- cacheData[j].m_ChunkZ = 0x7fffffff;
- }
+ //m_Caches = new std::vector<cBiomeGen*>;
+ m_Caches.reserve(m_InternalCacheLength);
+ for (int i = 0; i < m_InternalCacheLength; i++) {
+ m_Caches.push_back(new cBioGenCache(a_BioGenToCache, a_CacheSize));
}
-
}
@@ -241,14 +228,7 @@ m_TotalChain(0)
cBioGenMulticache::~cBioGenMulticache()
{
- for (int i = 0; i < m_CachesLength * m_CachesLength; i++) {
- delete[] m_CachesData[i];
- delete[] m_CachesOrder[i];
- }
- delete[] m_CachesData;
- m_CachesData = NULL;
- delete[] m_CachesOrder;
- m_CachesOrder = NULL;
+ m_Caches.erase(m_Caches.cbegin(), m_Caches.cend());
}
@@ -257,57 +237,10 @@ cBioGenMulticache::~cBioGenMulticache()
void cBioGenMulticache::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap)
{
- if (((m_NumHits + m_NumMisses) % 1024) == 10)
- {
- LOGD("BioGenCache: %d hits, %d misses, saved %.2f %%", m_NumHits, m_NumMisses, 100.0 * m_NumHits / (m_NumHits + m_NumMisses));
- LOGD("BioGenCache: Avg cache chain length: %.2f", (float)m_TotalChain / m_NumHits);
- }
-
- int cacheIdx = ((unsigned int)a_ChunkX % m_CachesLength) * m_CachesLength + ((unsigned int)a_ChunkZ % m_CachesLength);
- sCacheData * cacheData = m_CachesData[cacheIdx];
- int * cacheOrder = m_CachesOrder[cacheIdx];
+ int cacheIdx = ((unsigned int)a_ChunkX % m_CachesLength) * m_CachesLength
+ + ((unsigned int)a_ChunkZ % m_CachesLength);
- for (int i = 0; i < m_CacheSize; i++)
- {
- if (
- (cacheData[cacheOrder[i]].m_ChunkX != a_ChunkX) ||
- (cacheData[cacheOrder[i]].m_ChunkZ != a_ChunkZ)
- )
- {
- continue;
- }
- // Found it in the cache
- int Idx = cacheOrder[i];
-
- // Move to front:
- for (int j = i; j > 0; j--)
- {
- cacheOrder[j] = cacheOrder[j - 1];
- }
- cacheOrder[0] = Idx;
-
- // Use the cached data:
- memcpy(a_BiomeMap, cacheData[Idx].m_BiomeMap, sizeof(a_BiomeMap));
-
- m_NumHits++;
- m_TotalChain += i;
- return;
- } // for i - cache
-
- // Not in the cache:
- m_NumMisses++;
- m_BioGenToCache->GenBiomes(a_ChunkX, a_ChunkZ, a_BiomeMap);
-
- // Insert it as the first item in the MRU order:
- int Idx = cacheOrder[m_CacheSize - 1];
- for (int i = m_CacheSize - 1; i > 0; i--)
- {
- cacheOrder[i] = cacheOrder[i - 1];
- } // for i - m_CacheOrder[]
- cacheOrder[0] = Idx;
- memcpy(cacheData[Idx].m_BiomeMap, a_BiomeMap, sizeof(a_BiomeMap));
- cacheData[Idx].m_ChunkX = a_ChunkX;
- cacheData[Idx].m_ChunkZ = a_ChunkZ;
+ m_Caches[cacheIdx]->GenBiomes(a_ChunkX, a_ChunkZ, a_BiomeMap);
}
@@ -316,8 +249,12 @@ void cBioGenMulticache::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMa
void cBioGenMulticache::InitializeBiomeGen(cIniFile & a_IniFile)
{
- super::InitializeBiomeGen(a_IniFile);
- m_BioGenToCache->InitializeBiomeGen(a_IniFile);
+ //super::InitializeBiomeGen(a_IniFile);
+ for (auto it = m_Caches.begin(); it != m_Caches.end(); it++)
+ {
+ cBiomeGen * tmp = *it;
+ tmp->InitializeBiomeGen(a_IniFile);
+ }
}