-glClearColor(red = 0.3, green = 0.1, blue = 0.3, alpha = 0)
+glClearColor(red = 0.3, green = 0.1, blue = 0.3, alpha = 1)
glViewport(x = 0, y = 0, width = 250, height = 250)
glMatrixMode(mode = GL_PROJECTION)
glLoadIdentity()
glVertex3f(x = 0, y = 0.9, z = -30)
glEnd()
glFlush()
+#image tri.ref.png