.. _pylab_examples-figimage_demo:

pylab_examples example code: figimage_demo.py
=============================================



.. plot:: /tmp/buildd/matplotlib-0.99.3/doc/mpl_examples/pylab_examples/figimage_demo.py

::

    """
    See pcolor_demo2 for a much faster way of generating pcolor plots
    """
    import numpy as np
    import matplotlib
    import matplotlib.cm as cm
    import matplotlib.pyplot as plt
    
    
    fig = plt.figure()
    Z = np.arange(10000.0)
    Z.shape = 100,100
    Z[:,50:] = 1.
    
    im1 = plt.figimage(Z, xo=50, yo=0, cmap=cm.jet, origin='lower')
    im2 = plt.figimage(Z, xo=100, yo=100, alpha=.8, cmap=cm.jet, origin='lower')
    
    
    if 0:
        dpi = 72
        plt.savefig('figimage_%d.png'%dpi, dpi=dpi, facecolor='gray')
        plt.savefig('figimage_%d.pdf'%dpi, dpi=dpi, facecolor='gray')
        plt.savefig('figimage_%d.svg'%dpi, dpi=dpi, facecolor='gray')
        plt.savefig('figimage_%d.eps'%dpi, dpi=dpi, facecolor='gray')
    plt.show()
    
    
    
    

Keywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)