CoreProfile: Ruler causes GLErrors, distance not displayed
Using the ruler in CoreProfile mode on my Macbook (Intel graphics) gives a good stream of OpenGL errors, also the distance is not displayed at all.
OpenGL Warning:You are trying to use a GLenum that has been removed for OpenGL core profiles.
OpenGL Warning:You are trying to use a GLenum that has been removed for OpenGL core profiles.
GL error: invalid enumerant
GL error: invalid enumerant