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Documentation for c26eea874d
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realstealthninja
@@ -4,7 +4,7 @@
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<title>TheAlgorithms/C++: others/smallest_circle.cpp Source File</title>
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@@ -60,7 +60,7 @@ window.MathJax = {
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@@ -124,14 +124,15 @@ $(function(){initNavTree('d0/d01/smallest__circle_8cpp_source.html','../../'); i
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<div class="headertitle"><div class="title">smallest_circle.cpp</div></div>
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<div class="contents">
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<a href="../../d0/d01/smallest__circle_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span> </div>
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<a href="../../d0/d01/smallest__circle_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#include <cmath></span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include <iostream></span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include <vector></span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="keyword">struct </span><a class="code hl_struct" href="../../d8/dc8/struct_point.html">Point</a> {</div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"><a class="line" href="../../d8/dc8/struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7"> 16</a></span> <span class="keywordtype">double</span> <a class="code hl_variable" href="../../d8/dc8/struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a>, </div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"><a class="line" href="../../d8/dc8/struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8"> 17</a></span> <a class="code hl_variable" href="../../d8/dc8/struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>; </div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"><a class="line" href="../../d8/dc8/struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7"> 16</a></span> <span class="keywordtype">double</span> x, </div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"><a class="line" href="../../d8/dc8/struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8"> 17</a></span> <a class="code hl_variable" href="../../d8/dc8/struct_point.html#a2e1b5fb2b2a83571f5c0bc0f66a73cf7">y</a>; </div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span></div>
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<div class="foldopen" id="foldopen00023" data-start="{" data-end="}">
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"><a class="line" href="../../d8/dc8/struct_point.html#ae2d6fb1b3fd3a96169d963d62e37130a"> 23</a></span> <span class="keyword">explicit</span> <a class="code hl_function" href="../../d8/dc8/struct_point.html#ae2d6fb1b3fd3a96169d963d62e37130a">Point</a>(<span class="keywordtype">double</span> a = 0.f, <span class="keywordtype">double</span> b = 0.f) {</div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> x = a;</div>
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@@ -139,7 +140,7 @@ $(function(){initNavTree('d0/d01/smallest__circle_8cpp_source.html','../../'); i
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> }</div>
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</div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span>};</div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> </div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span></div>
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<div class="foldopen" id="foldopen00037" data-start="{" data-end="}">
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"><a class="line" href="../../d0/d01/smallest__circle_8cpp.html#a3cbebd6f4d2cdf227663c67fe41ba12a"> 37</a></span><span class="keywordtype">double</span> <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#a3cbebd6f4d2cdf227663c67fe41ba12a">LenghtLine</a>(<span class="keyword">const</span> <a class="code hl_struct" href="../../d8/dc8/struct_point.html">Point</a> &A, <span class="keyword">const</span> <a class="code hl_struct" href="../../d8/dc8/struct_point.html">Point</a> &B) {</div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <span class="keywordtype">double</span> dx = B.x - A.x;</div>
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@@ -147,7 +148,7 @@ $(function(){initNavTree('d0/d01/smallest__circle_8cpp_source.html','../../'); i
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <span class="keywordflow">return</span> std::sqrt((dx * dx) + (dy * dy));</div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span>}</div>
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</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> </div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span></div>
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<div class="foldopen" id="foldopen00054" data-start="{" data-end="}">
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"><a class="line" href="../../d0/d01/smallest__circle_8cpp.html#a94682a4a70d5906857ca09de5b9fb2cc"> 54</a></span><span class="keywordtype">double</span> <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#a94682a4a70d5906857ca09de5b9fb2cc">TriangleArea</a>(<span class="keyword">const</span> <a class="code hl_struct" href="../../d8/dc8/struct_point.html">Point</a> &A, <span class="keyword">const</span> <a class="code hl_struct" href="../../d8/dc8/struct_point.html">Point</a> &B, <span class="keyword">const</span> <a class="code hl_struct" href="../../d8/dc8/struct_point.html">Point</a> &C) {</div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keywordtype">double</span> a = <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#a3cbebd6f4d2cdf227663c67fe41ba12a">LenghtLine</a>(A, B);</div>
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@@ -157,7 +158,7 @@ $(function(){initNavTree('d0/d01/smallest__circle_8cpp_source.html','../../'); i
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keywordflow">return</span> std::sqrt(p * (p - a) * (p - b) * (p - c));</div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span>}</div>
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</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span></div>
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<div class="foldopen" id="foldopen00072" data-start="{" data-end="}">
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"><a class="line" href="../../d0/d01/smallest__circle_8cpp.html#aee6d48762c1dfb9f14627927f0c16fad"> 72</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#aee6d48762c1dfb9f14627927f0c16fad">PointInCircle</a>(<span class="keyword">const</span> std::vector<Point> &P, <span class="keyword">const</span> <a class="code hl_struct" href="../../d8/dc8/struct_point.html">Point</a> &Center, <span class="keywordtype">double</span> R) {</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < P.size(); i++) {</div>
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@@ -167,7 +168,7 @@ $(function(){initNavTree('d0/d01/smallest__circle_8cpp_source.html','../../'); i
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span>}</div>
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</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> </div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span></div>
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<div class="foldopen" id="foldopen00087" data-start="{" data-end="}">
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"><a class="line" href="../../d0/d01/smallest__circle_8cpp.html#a0b0676df8e4da7a08c7ccaecea344903"> 87</a></span><span class="keywordtype">double</span> <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#a0b0676df8e4da7a08c7ccaecea344903">circle</a>(<span class="keyword">const</span> std::vector<Point> &P) {</div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordtype">double</span> minR = INFINITY;</div>
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@@ -235,7 +236,7 @@ $(function(){initNavTree('d0/d01/smallest__circle_8cpp_source.html','../../'); i
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <span class="keywordflow">return</span> minR;</div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span>}</div>
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</div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span></div>
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<div class="foldopen" id="foldopen00158" data-start="{" data-end="}">
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"><a class="line" href="../../d0/d01/smallest__circle_8cpp.html#ae1a3968e7947464bee7714f6d43b7002"> 158</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#ae1a3968e7947464bee7714f6d43b7002">test</a>() {</div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> std::vector<Point> Pv;</div>
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@@ -247,7 +248,7 @@ $(function(){initNavTree('d0/d01/smallest__circle_8cpp_source.html','../../'); i
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> std::cout << <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#a0b0676df8e4da7a08c7ccaecea344903">circle</a>(Pv) << std::endl;</div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span>}</div>
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</div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> </div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span></div>
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<div class="foldopen" id="foldopen00173" data-start="{" data-end="}">
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"><a class="line" href="../../d0/d01/smallest__circle_8cpp.html#a0283886819c7c140a023582b7269e2d0"> 173</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#a0283886819c7c140a023582b7269e2d0">test2</a>() {</div>
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<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> std::vector<Point> Pv;</div>
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@@ -258,7 +259,7 @@ $(function(){initNavTree('d0/d01/smallest__circle_8cpp_source.html','../../'); i
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<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> std::cout << <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#a0b0676df8e4da7a08c7ccaecea344903">circle</a>(Pv) << std::endl;</div>
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<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span>}</div>
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</div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> </div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span></div>
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<div class="foldopen" id="foldopen00188" data-start="{" data-end="}">
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"><a class="line" href="../../d0/d01/smallest__circle_8cpp.html#a6d0455dd5c30adda100e95f0423c786e"> 188</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#a6d0455dd5c30adda100e95f0423c786e">test3</a>() {</div>
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<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> std::vector<Point> Pv;</div>
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@@ -269,7 +270,7 @@ $(function(){initNavTree('d0/d01/smallest__circle_8cpp_source.html','../../'); i
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<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> std::cout << <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#a0b0676df8e4da7a08c7ccaecea344903">circle</a>(Pv) << std::endl;</div>
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<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span>}</div>
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</div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> </div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span></div>
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<div class="foldopen" id="foldopen00198" data-start="{" data-end="}">
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<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"><a class="line" href="../../d0/d01/smallest__circle_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4"> 198</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>() {</div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <a class="code hl_function" href="../../d0/d01/smallest__circle_8cpp.html#ae1a3968e7947464bee7714f6d43b7002">test</a>();</div>
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@@ -290,16 +291,14 @@ $(function(){initNavTree('d0/d01/smallest__circle_8cpp_source.html','../../'); i
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<div class="ttc" id="asmallest__circle_8cpp_html_aee6d48762c1dfb9f14627927f0c16fad"><div class="ttname"><a href="../../d0/d01/smallest__circle_8cpp.html#aee6d48762c1dfb9f14627927f0c16fad">PointInCircle</a></div><div class="ttdeci">bool PointInCircle(const std::vector< Point > &P, const Point &Center, double R)</div><div class="ttdef"><b>Definition</b> <a href="#l00072">smallest_circle.cpp:72</a></div></div>
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<div class="ttc" id="astruct_point_html"><div class="ttname"><a href="../../d8/dc8/struct_point.html">Point</a></div><div class="ttdef"><b>Definition</b> <a href="../../d8/d6c/line__segment__intersection_8cpp_source.html#l00012">line_segment_intersection.cpp:12</a></div></div>
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<div class="ttc" id="astruct_point_html_a2e1b5fb2b2a83571f5c0bc0f66a73cf7"><div class="ttname"><a href="../../d8/dc8/struct_point.html#a2e1b5fb2b2a83571f5c0bc0f66a73cf7">Point::y</a></div><div class="ttdeci">int y</div><div class="ttdoc">Point respect to x coordinate.</div><div class="ttdef"><b>Definition</b> <a href="../../d8/d6c/line__segment__intersection_8cpp_source.html#l00014">line_segment_intersection.cpp:14</a></div></div>
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<div class="ttc" id="astruct_point_html_ab99c56589bc8ad5fa5071387110a5bc7"><div class="ttname"><a href="../../d8/dc8/struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">Point::x</a></div><div class="ttdeci">double x</div><div class="ttdef"><b>Definition</b> <a href="#l00016">smallest_circle.cpp:16</a></div></div>
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<div class="ttc" id="astruct_point_html_ae2d6fb1b3fd3a96169d963d62e37130a"><div class="ttname"><a href="../../d8/dc8/struct_point.html#ae2d6fb1b3fd3a96169d963d62e37130a">Point::Point</a></div><div class="ttdeci">Point(double a=0.f, double b=0.f)</div><div class="ttdef"><b>Definition</b> <a href="#l00023">smallest_circle.cpp:23</a></div></div>
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<div class="ttc" id="astruct_point_html_afa38be143ae800e6ad69ce8ed4df62d8"><div class="ttname"><a href="../../d8/dc8/struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">Point::y</a></div><div class="ttdeci">double y</div><div class="ttdef"><b>Definition</b> <a href="#l00017">smallest_circle.cpp:17</a></div></div>
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</div><!-- fragment --></div><!-- contents -->
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