.. _pylab_examples-image_origin: pylab_examples example code: image_origin.py ============================================ .. plot:: /home/tcaswell/source/p/matplotlib/doc/mpl_examples/pylab_examples/image_origin.py :: """ You can specify whether images should be plotted with the array origin x[0,0] in the upper left or upper right by using the origin parameter. You can also control the default be setting image.origin in your matplotlibrc file; see http://matplotlib.org/matplotlibrc """ import matplotlib.pyplot as plt import numpy as np x = np.arange(100.0) x.shape = (10, 10) interp = 'bilinear' #interp = 'nearest' lim = -2, 11, -2, 6 plt.subplot(211, axisbg='g') plt.title('blue should be up') plt.imshow(x, origin='upper', interpolation=interp, cmap='jet') #plt.axis(lim) plt.subplot(212, axisbg='y') plt.title('blue should be down') plt.imshow(x, origin='lower', interpolation=interp, cmap='jet') #plt.axis(lim) plt.show() Keywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)