DirectX 2D게임 만들기-3

struct FIRE
{
    int nCount;
    int nIndex;
    DWORD dwAniTime;
    DWORD dwOldAniTime;
    RECT *pRect;
    D3DXVECTOR3 *pCenter;
};

FIRE g_sFire;
RECT g_rtFireRect[] = ;               // 영역좌표
D3DXVECTOR3 g_vCenter[] = { D3DXVECTOR3(/* ... */)}  // 중심좌표

D3DXCreateSprite(pd3dDevice &g_Sprite /* ... */);
D3DXCreateTextureFromFileEx(pd3dDevice /* ... */);

g_sFire.nCount = 6;
g_sFire.nIndex = 0;
g_sFire.dwAniTime = 100;
g_sFire.dwOldAniTime = GetTickCount();
g_sFire.pRect = g_rtFireRect;
g_sFire.pCenter = g_vCenter;

DWORD dwCurTime = GetTickCount();
if(dwCurTime - g_sFire.dwOldAniTime >= g_sFire.dwOldAniTime)
{
    g_sFire.dwOldAniTime = dwCurTime;
    g_sFire.nIndex = ++g_sFire.nIndex % g_sFire.nCount;
}

if(SUCCESSDED(pd3dDevice->beginScene()))
{
    g_Sprite->Begin(D3DXSPRITE_ALPHABLEND);

    g_Sprite->Draw(g_pTexture, &g_sFire.pRect[g_Fire.nIndex], /* ... */);

    g_Sprite->End();

    pd3dDevice->EndScene();
}

g_Sprite->OnLostDevice();

// DestoryDevice
g_Sprite->Release();
g_pTexture->Release();