public virtual void Dispose()
{
if (font != null)
{
font.Dispose();
}
if (colorFBO != null)
{
colorFBO.Dispose();
}
if (depthFBO != null)
{
depthFBO.Dispose();
}
if (skybox != null)
{
skybox.Dispose();
}
skybox = null;
colorFBO = null;
depthFBO = null;
font = null;
world = null;
Node.ObjectCount = 0;
GLSLShader.UnBindShader();
GLSLShader.SetShader("default.shader", "");
}