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<pclass="last">Click <aclass="reference internal" href="#sphx-glr-download-gallery-mplot3d-surface3d-py"><spanclass="std std-ref">here</span></a> to download the full example code</p>
<spanid="sphx-glr-gallery-mplot3d-surface3d-py"></span><h1>3D surface (color map)<aclass="headerlink" href="#d-surface-color-map" title="Permalink to this headline">¶</a></h1>
<p>Demonstrates plotting a 3D surface colored with the coolwarm color map.
The surface is made opaque by using antialiased=False.</p>
<p>Also demonstrates using the LinearLocator and custom formatting for the
<spanclass="kn">from</span><spanclass="nn">matplotlib.ticker</span><spanclass="kn">import</span><ahref="../../api/ticker_api.html#matplotlib.ticker.LinearLocator" title="View documentation for matplotlib.ticker.LinearLocator"><spanclass="n">LinearLocator</span></a><spanclass="p">,</span><ahref="../../api/ticker_api.html#matplotlib.ticker.FormatStrFormatter" title="View documentation for matplotlib.ticker.FormatStrFormatter"><spanclass="n">FormatStrFormatter</span></a>
<spanclass="n">fig</span><spanclass="o">=</span><ahref="../../api/_as_gen/matplotlib.pyplot.figure.html#matplotlib.pyplot.figure" title="View documentation for matplotlib.pyplot.figure"><spanclass="n">plt</span><spanclass="o">.</span><spanclass="n">figure</span></a><spanclass="p">()</span>
<spanclass="n">X</span><spanclass="o">=</span><ahref="https://docs.scipy.org/doc/numpy/reference/generated/numpy.arange.html#numpy.arange" title="View documentation for numpy.arange"><spanclass="n">np</span><spanclass="o">.</span><spanclass="n">arange</span></a><spanclass="p">(</span><spanclass="o">-</span><spanclass="mi">5</span><spanclass="p">,</span><spanclass="mi">5</span><spanclass="p">,</span><spanclass="mf">0.25</span><spanclass="p">)</span>
<spanclass="n">Y</span><spanclass="o">=</span><ahref="https://docs.scipy.org/doc/numpy/reference/generated/numpy.arange.html#numpy.arange" title="View documentation for numpy.arange"><spanclass="n">np</span><spanclass="o">.</span><spanclass="n">arange</span></a><spanclass="p">(</span><spanclass="o">-</span><spanclass="mi">5</span><spanclass="p">,</span><spanclass="mi">5</span><spanclass="p">,</span><spanclass="mf">0.25</span><spanclass="p">)</span>
<spanclass="n">X</span><spanclass="p">,</span><spanclass="n">Y</span><spanclass="o">=</span><ahref="https://docs.scipy.org/doc/numpy/reference/generated/numpy.meshgrid.html#numpy.meshgrid" title="View documentation for numpy.meshgrid"><spanclass="n">np</span><spanclass="o">.</span><spanclass="n">meshgrid</span></a><spanclass="p">(</span><spanclass="n">X</span><spanclass="p">,</span><spanclass="n">Y</span><spanclass="p">)</span>
<spanclass="n">R</span><spanclass="o">=</span><ahref="https://docs.scipy.org/doc/numpy/reference/generated/numpy.sqrt.html#numpy.sqrt" title="View documentation for numpy.sqrt"><spanclass="n">np</span><spanclass="o">.</span><spanclass="n">sqrt</span></a><spanclass="p">(</span><spanclass="n">X</span><spanclass="o">**</span><spanclass="mi">2</span><spanclass="o">+</span><spanclass="n">Y</span><spanclass="o">**</span><spanclass="mi">2</span><spanclass="p">)</span>
<spanclass="n">Z</span><spanclass="o">=</span><ahref="https://docs.scipy.org/doc/numpy/reference/generated/numpy.sin.html#numpy.sin" title="View documentation for numpy.sin"><spanclass="n">np</span><spanclass="o">.</span><spanclass="n">sin</span></a><spanclass="p">(</span><spanclass="n">R</span><spanclass="p">)</span>
<spanclass="n">ax</span><spanclass="o">.</span><spanclass="n">zaxis</span><spanclass="o">.</span><spanclass="n">set_major_locator</span><spanclass="p">(</span><ahref="../../api/ticker_api.html#matplotlib.ticker.LinearLocator" title="View documentation for matplotlib.ticker.LinearLocator"><spanclass="n">LinearLocator</span></a><spanclass="p">(</span><spanclass="mi">10</span><spanclass="p">))</span>
<spanclass="n">ax</span><spanclass="o">.</span><spanclass="n">zaxis</span><spanclass="o">.</span><spanclass="n">set_major_formatter</span><spanclass="p">(</span><ahref="../../api/ticker_api.html#matplotlib.ticker.FormatStrFormatter" title="View documentation for matplotlib.ticker.FormatStrFormatter"><spanclass="n">FormatStrFormatter</span></a><spanclass="p">(</span><spanclass="s1">'</span><spanclass="si">%.02f</span><spanclass="s1">'</span><spanclass="p">))</span>
<spanclass="c1"># Add a color bar which maps values to colors.</span>
<ahref="../../api/_as_gen/matplotlib.pyplot.show.html#matplotlib.pyplot.show" title="View documentation for matplotlib.pyplot.show"><spanclass="n">plt</span><spanclass="o">.</span><spanclass="n">show</span></a><spanclass="p">()</span>
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