fix bug when usin gl.POINTS with o3d (gl.POINTS is zero and so we would get a falsy check)
fix bug when usin gl.POINTS with o3d (gl.POINTS is zero and so we would get a falsy check)

philogb/philogl,philogb/philogl,printedheart/philogl,shelsonjava/philogl,printedheart/philogl,shelsonjava/philogl,printedheart/philogl,shelsonjava/philogl,philogb/philogl,shelsonjava/philogl