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<p>Hi</p>
<p><br /></p>
<p>In the following example, I'm trying to add a single contour line equals to z = 0, but I've another value: what am I doing wrong?</p>
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<p>Thanks for the help</p>
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<p>Nota bene : I'm under 5.5.2 Scilab release</p>
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<p>Paul</p>
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<p>##########################################</p>
<pre class="western"><span style="font-family: Monospaced;"><span style="color: #32b9b9;">mode</span><span style="color: #4a55db;">(</span><span style="color: #bc8f8f;">0</span><span style="color: #4a55db;">)</span></span>
<span style="font-family: Monospaced;"><span style="color: #000000;">X</span> <span style="color: #5c5c5c;">=</span> <span style="color: #ae5cb0;"><u>linspace</u></span><span style="color: #4a55db;">(</span><span style="color: #bc8f8f;">0</span><span style="color: #000000;">,</span><span style="color: #bc8f8f;">1</span><span style="color: #000000;">,</span><span style="color: #bc8f8f;">10</span><span style="color: #4a55db;">)</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #000000;">Y</span> <span style="color: #5c5c5c;">=</span> <span style="color: #ae5cb0;"><u>linspace</u></span><span style="color: #4a55db;">(</span><span style="color: #bc8f8f;">0</span><span style="color: #000000;">,</span><span style="color: #bc8f8f;">1</span><span style="color: #000000;">,</span><span style="color: #bc8f8f;">10</span><span style="color: #4a55db;">)</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #000000;">Z</span> <span style="color: #5c5c5c;">=</span> <span style="color: #32b9b9;">rand</span><span style="color: #4a55db;">(</span><span style="color: #bc8f8f;">10</span><span style="color: #000000;">,</span><span style="color: #bc8f8f;">10</span><span style="color: #4a55db;">)</span> <span style="color: #5c5c5c;">-</span> <span style="color: #32b9b9;">rand</span><span style="color: #4a55db;">(</span><span style="color: #bc8f8f;">10</span><span style="color: #000000;">,</span><span style="color: #bc8f8f;">10</span><span style="color: #4a55db;">)</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #000000;">Z_min</span> <span style="color: #5c5c5c;">=</span> <span style="color: #32b9b9;">min</span><span style="color: #4a55db;">(</span><span style="color: #000000;">Z</span><span style="color: #4a55db;">)</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #000000;">Z_max</span> <span style="color: #5c5c5c;">=</span> <span style="color: #32b9b9;">max</span><span style="color: #4a55db;">(</span><span style="color: #000000;">Z</span><span style="color: #4a55db;">)</span><span style="color: #000000;">;</span></span>
<span style="color: #64ae64;"><span style="font-family: Monospaced;">// plot3d</span></span>
<span style="font-family: Monospaced;"><span style="color: #ae5cb0;"><u>scf</u></span><span style="color: #4a55db;">()</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #32b9b9;">xset</span><span style="color: #4a55db;">(</span><span style="color: #bc8f8f;">"colormap"</span><span style="color: #000000;">,</span><span style="color: #ae5cb0;"><u>jetcolormap</u></span><span style="color: #4a55db;">(</span><span style="color: #bc8f8f;">64</span><span style="color: #4a55db;">))</span><span style="color: #000000;">;</span> </span>
<span style="font-family: Monospaced;"><span style="color: #32b9b9;">drawlater</span><span style="color: #4a55db;">()</span> <span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #32b9b9;">xtitle</span><span style="color: #4a55db;">(</span><span style="color: #bc8f8f;">"Z following (X,Y)"</span><span style="color: #4a55db;">)</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #ae5cb0;"><u>colorbar</u></span><span style="color: #4a55db;">(</span><span style="color: #000000;">Z_min,Z_max</span><span style="color: #4a55db;">)</span><span style="color: #000000;">;</span> </span>
<span style="font-family: Monospaced;"><span style="color: #000000;">a</span><span style="color: #5c5c5c;">=</span><span style="color: #32b9b9;">get</span><span style="color: #4a55db;">(</span><span style="color: #bc8f8f;">"current_axes"</span><span style="color: #4a55db;">)</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #000000;">a</span><span style="color: #5c5c5c;">.</span><span style="color: #aaaaaa;">x_label</span><span style="color: #000000;">;</span> <span style="color: #000000;">x_label</span><span style="color: #5c5c5c;">=</span><span style="color: #000000;">a</span><span style="color: #5c5c5c;">.</span><span style="color: #aaaaaa;">x_label</span><span style="color: #000000;">;</span> <span style="color: #000000;">x_label</span><span style="color: #5c5c5c;">.</span><span style="color: #aaaaaa;">text</span><span style="color: #5c5c5c;">=</span><span style="color: #bc8f8f;">" X"</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #000000;">a</span><span style="color: #5c5c5c;">.</span><span style="color: #aaaaaa;">y_label</span><span style="color: #000000;">;</span> <span style="color: #000000;">y_label</span><span style="color: #5c5c5c;">=</span><span style="color: #000000;">a</span><span style="color: #5c5c5c;">.</span><span style="color: #aaaaaa;">y_label</span><span style="color: #000000;">;</span> <span style="color: #000000;">y_label</span><span style="color: #5c5c5c;">.</span><span style="color: #aaaaaa;">text</span><span style="color: #5c5c5c;">=</span><span style="color: #bc8f8f;">" Y"</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #000000;">a</span><span style="color: #5c5c5c;">.</span><span style="color: #aaaaaa;">z_label</span><span style="color: #000000;">;</span> <span style="color: #000000;">z_label</span><span style="color: #5c5c5c;">=</span><span style="color: #000000;">a</span><span style="color: #5c5c5c;">.</span><span style="color: #aaaaaa;">z_label</span><span style="color: #000000;">;</span> <span style="color: #000000;">z_label</span><span style="color: #5c5c5c;">.</span><span style="color: #aaaaaa;">text</span><span style="color: #5c5c5c;">=</span><span style="color: #bc8f8f;">" Z"</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #32b9b9;">plot3d1</span><span style="color: #4a55db;">(</span><span style="color: #000000;">X,Y,Z,</span><span style="color: #bc8f8f;">45</span><span style="color: #000000;">,</span><span style="color: #bc8f8f;">80</span><span style="color: #4a55db;">)</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #ae5cb0;"><u>contour</u></span><span style="color: #4a55db;">(</span><span style="color: #000000;">X,Y,Z,</span><span style="color: #bc8f8f;">1</span><span style="color: #000000;">,flag</span><span style="color: #5c5c5c;">=</span><span style="color: #4a55db;">[</span><span style="color: #bc8f8f;">0</span> <span style="color: #bc8f8f;">1</span> <span style="color: #bc8f8f;">4</span><span style="color: #4a55db;">]</span><span style="color: #000000;">,zlev</span><span style="color: #5c5c5c;">=</span><span style="color: #bc8f8f;">0.</span><span style="color: #4a55db;">)</span><span style="color: #000000;">;</span></span>
<span style="font-family: Monospaced;"><span style="color: #32b9b9;">drawnow</span><span style="color: #4a55db;">()</span> <span style="color: #000000;">;</span></span></pre>
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