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#include "stdafx.h"
#include "MemoryTracker.h"
#include "..\Minecraft.World\IntBuffer.h"
#include "..\Minecraft.World\ByteBuffer.h"
#include "..\Minecraft.World\FloatBuffer.h"
unordered_map<int,int> MemoryTracker::GL_LIST_IDS;
vector<int> MemoryTracker::TEXTURE_IDS;
int MemoryTracker::genLists(int count)
{
int id = glGenLists(count);
GL_LIST_IDS.insert( pair<int,int>(id,count) );
return id;
}
int MemoryTracker::genTextures()
{
int id = glGenTextures();
TEXTURE_IDS.push_back(id);
return id;
}
void MemoryTracker::releaseLists(int id)
{
auto it = GL_LIST_IDS.find(id);
if( it != GL_LIST_IDS.end() )
{
glDeleteLists(id, it->second);
GL_LIST_IDS.erase(it);
}
}
void MemoryTracker::releaseTextures()
{
for (int i = 0; i < TEXTURE_IDS.size(); i++)
{
glDeleteTextures(TEXTURE_IDS.at(i));
}
TEXTURE_IDS.clear();
}
void MemoryTracker::release()
{
//for (Map.Entry<Integer, Integer> entry : GL_LIST_IDS.entrySet())
for(auto& it : GL_LIST_IDS)
{
glDeleteLists(it.first, it.second);
}
GL_LIST_IDS.clear();
releaseTextures();
}
ByteBuffer *MemoryTracker::createByteBuffer(int size)
{
// 4J - was ByteBuffer.allocateDirect(size).order(ByteOrder.nativeOrder())
ByteBuffer *bb = ByteBuffer::allocate(size);
return bb;
}
IntBuffer *MemoryTracker::createIntBuffer(int size)
{
return createByteBuffer(size << 2)->asIntBuffer();
}
FloatBuffer *MemoryTracker::createFloatBuffer(int size)
{
return createByteBuffer(size << 2)->asFloatBuffer();
}
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