how to draw a single pixel in pyglet
# this works but it takes FOREVER
# 50 by 50 square going from black to white
for i in range(50):
for j in range(50):
color = int(2.56 * (i + j))
pyglet.graphics.draw(1, pyglet.gl.GL_POINTS,
('v2i', (i, j)),
('c3B', (color, color, color))
)