public CFrustum(CCameraData cam)
{
mCamData = cam;
mPlNear = new CPlane();
mPlFar = new CPlane();
mPlLeft = new CPlane();
mPlRight = new CPlane();
mPlTop = new CPlane();
mPlBottom = new CPlane();
}
public CPlane(CPlane other)
{
mNormal = other.mNormal;
mLengthToZeroPoint = other.mLengthToZeroPoint;
}