def main(ctx):
    which = "where" if sys.platform == "win32" else "which"
    if envoy.run(which + " git").status_code != 0:
        click.secho("fatal: git not found in PATH", fg="red")
        sys.exit(1)
    ctx.obj = Hydrogen()
def create_texture():
  global rgbtex
  rgbtex = glGenTextures(1)
  glBindTexture(TEXTURE_TARGET, rgbtex)
  glTexImage2D(TEXTURE_TARGET,0,GL_RGB,640,480,0,GL_RGB,GL_UNSIGNED_BYTE,None)