protected override void DoRender(RenderEventArgs arg)
{
OpenGL.LoadIdentity();
this.LegacyTransform();
OpenGL.Begin(DrawMode.Lines);
for (int i = 0; i < markPosition.Count; i++)
{
vec3 color = markColor[i];
OpenGL.Color3f(color.x, color.y, color.z);
vec3 position = markPosition[i];
OpenGL.Vertex3f(position.x, position.y, position.z);
}
OpenGL.End();
}