CSharpGL.ClearColorState.StateOn C# (CSharp) Method

        protected override void StateOn()
        {
            OpenGL.GetFloat(GetTarget.ColorClearValue, original);

            OpenGL.glClearColor(clearColor.x, clearColor.y, clearColor.z, alpha);
            OpenGL.Clear(OpenGL.GL_COLOR_BUFFER_BIT);
        }