rem: << " very small!\n" << endl;
add: << " very small!\n" << std::endl;
context: OSG_BASE_DLLMAPPING bool MatrixPerspective(Matrix &result,                                           Real32 rFovy,                                           Real32 rAspect,                                           Real32 rNear,                                           Real32 rFar){    Real32  ct = osgtan( rFovy );    if ( rNear > rFar )    {        SWARNING << "MatrixPerspective: near " << rNear << " > far " << rFar                 << "!\n" << endl;    }    if(rFovy <= Eps)    {        SWARNING << "MatrixPerspective: fovy " << rFovy << " very small!\n"                 << endl;    }    if(osgabs(rNear - rFar) < Eps)    {        SWARNING << "MatrixPerspective: near " << rNear << " ~= far " << rFar                 << "!\n" << endl;    }    if(rAspect < Eps)    {        SWARNING << "MatrixPerspective: aspect ratio " << rAspect                 << " very small!\n" << endl;    }    MatrixFrustum(result, - rNear * ct * rAspect, rNear * ct * rAspect,                  - rNear * ct , rNear * ct, rNear, rFar );    return false;}