#include "ResourceManager.h"
#include "Mesh.h"

namespace GtpVisibilityPreprocessor {

ResourceManager *ResourceManager::sResourceManager = NULL;


ResourceManager *ResourceManager::GetSingleton()
{Debug << "here1" << endl;
	if (!sResourceManager)
	{
		Debug << "here888" << endl;
		sResourceManager = new ResourceManager();
	}

  Debug << "here999" << endl;
	return sResourceManager;
}


ResourceManager::ResourceManager()
{
}

ResourceManager::~ResourceManager()
{
	cout << "here839 " << mMeshes.size() << endl;

	MeshMap::iterator mit, mit_end = mMeshes.end();
	for (mit = mMeshes.begin(); mit != mMeshes.end(); ++ mit)
	{
		cout << "mesh: " << (*mit).first << " " << (*mit).second << endl;
		DEL_PTR((*mit).second);
	}
}

void ResourceManager::DelSingleton()
{
	cout << "here11" << endl;
	DEL_PTR(sResourceManager);
}

/*Mesh *ResourceManager::CreateMesh(const string meshName)
{
	Mesh *mesh = new Mesh();
	mMeshes[meshName] = mesh;
	
	return mesh;
}*/


Mesh *ResourceManager::GetOrCreateMesh(const string meshName)
{Debug << "here2" << endl;
	Mesh *mesh = NULL;

	if (!(mesh = FindMesh(meshName.c_str())))
	{
		mesh = new Mesh();
		mMeshes[meshName.c_str()] = mesh;
	}

	return mesh;
}


/*
bool ResourceManager::InsertMesh(Mesh *mesh, const string meshName)
{
	Mesh *mesh = NULL;

	if (FindMesh(meshName.c_str()))
		return false;

	mMeshes[meshName.c_str()] = mesh;
	
	return mesh;
}
*/

Mesh *ResourceManager::FindMesh(const string &name) const
{Debug << "here3" << endl;
	MeshMap::const_iterator mit = mMeshes.find(name.c_str());

	if (mit != mMeshes.end()) 
	{
		return (*mit).second;
	}

	return NULL;
}


bool ResourceManager::DestroyMesh(const string &meshName)
{
	if (!FindMesh(meshName))
	{
		Mesh *mesh = mMeshes[meshName.c_str()];

		mMeshes.erase(meshName.c_str());
		DEL_PTR(mesh);

		return true;
	}

	return false;
}

}