XFile Loading Class

#include <vector>
#include <math.h>

class CLevel 
{
public: 
	
	ID3DXMesh* mesh;
	ID3DXMesh* meshCollision;
	std::vector<D3DMATERIAL9> Mtrls();
	std::vector<IDirect3DTexture9*> Tex();

	IDirect3DDevice9* Device;

	void setDevice(IDirect3DDevice9* setDevice)
	{
		Device=setDevice;
	}

	void loadLevel(char levelFile[])
	{
		HRESULT hr = 0;
		ID3DXBuffer* adjBuffer = 0;
		ID3DXBuffer* mtrlBuffer = 0;
		DWORD numMtrls = 0;
	
		hr = D3DXLoadMeshFromX(//Load Mesh Data
			levelFile,D3DXMESH_MANAGED,Device,&adjBuffer,&mtrlBuffer,0,&numMtrls,&mesh );

		if(FAILED(hr)) {
			::MessageBox(0,"Mesh Load Unsuccessful","Warning",MB_OK);
		}

		if(mtrlBuffer != 0 && numMtrls != 0) {//Load Textures & Materials
			D3DXMATERIAL* mtrls = (D3DXMATERIAL*)mtrlBuffer->GetBufferPointer();
	
			for(int i = 0; i < (int)numMtrls;i++) {
				mtrls.MatD3D.Ambient = mtrls.MatD3D.Diffuse;
				Mtrls.push_back(mtrls.MatD3D);
				if(mtrls.pTextureFilename!=0) {
					IDirect3DTexture9* tex = 0;
					D3DXCreateTextureFromFile(Device,mtrls.pTextureFilename,&tex);
					Tex.push_back(tex);
				}else{
					Tex.push_back(0);
				}
			}
		}

		d3d::Release<ID3DXBuffer*>(mtrlBuffer);

		//Get Adjacency Info and Optimize Mesh

		hr = mesh->OptimizeInplace(
			D3DXMESHOPT_ATTRSORT | D3DXMESHOPT_COMPACT | D3DXMESHOPT_VERTEXCACHE,
			(DWORD*)adjBuffer->GetBufferPointer(),0,0,0);
		d3d::Release<ID3DXBuffer*>(adjBuffer);

		if(FAILED(hr)) {
			::MessageBox(0,"Optimization Failed","Warning",MB_OK);
		}

	}

};