Time Gradient

void SceneGame::DrawTime( sf::RenderWindow& window )
{
    int px = ( time / 5 );
    sf::Color mix = timeGradient.GetPixel( 0, px );

    sf::Shape shape = sf::Shape::Rectangle( 0, 0, Game::WindowSize.x + 2, Game::WindowSize.y - 64 + 1, mix );
    shape.SetBlendMode( sf::Blend::Alpha );
    window.Draw( shape );
}