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<div id="projectname">Templates -- Meow
 <span id="projectnumber">1.1.2</span>
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<div id="projectbrief">不能,也不應該先編譯成obj-file的templates</div>
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<div class="title">Bitmap.h</div> </div>
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<a href="Bitmap_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#ifndef gra_Bitmap_H__</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor"></span><span class="preprocessor">#define gra_Bitmap_H__</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include "../Self.h"</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "../math/utility.h"</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include "../math/Matrix.h"</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "../oo/ObjBase.h"</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <vector></span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <cmath></span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <string></span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <typeinfo></span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <cstdlib></span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">namespace </span>meow{</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">template</span><<span class="keyword">class</span> Pixel></div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html"> 26</a></span> <span class="keyword">class </span><a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a>: <span class="keyword">public</span> <a class="code" href="classmeow_1_1ObjBase.html" title="一切物件的Base, 並要求每個物件都要有read, write, create, ... 等功能">ObjBase</a> {</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Pixel></a> matrix_;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">static</span> std::vector<double> gaussianFactor1(<span class="keywordtype">double</span> sigma) {</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordtype">double</span> sigma2 = <a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>(sigma);</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1Bitmap.html#ad8476258a0f9deefdb7170d53949d3ed" title="回傳寬度">width</a> = std::max(ceil((<span class="keywordtype">double</span>)(sigma * 2)), 0.0);</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  std::vector<double> factor(width + 1 + width);</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> x = 0; x < <a class="code" href="classmeow_1_1Bitmap.html#ad8476258a0f9deefdb7170d53949d3ed" title="回傳寬度">width</a>; x++) {</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  factor[width - x - 1] = exp(-(<a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>((<span class="keywordtype">double</span>)x)) / (2.0 * sigma2));</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  factor[width + x + 1] = exp(-(<a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>((<span class="keywordtype">double</span>)x)) / (2.0 * sigma2));</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  }</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  factor[<a class="code" href="classmeow_1_1Bitmap.html#ad8476258a0f9deefdb7170d53949d3ed" title="回傳寬度">width</a>] = 1.0;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">return</span> factor;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  }</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">static</span> std::vector<double> gradianceFactor1(<span class="keywordtype">double</span> sigma) {</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordtype">double</span> sigma2 = <a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>(sigma), ss = sigma * 2;</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1Bitmap.html#ad8476258a0f9deefdb7170d53949d3ed" title="回傳寬度">width</a> = std::max(ceil(ss), 1.0);</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  std::vector<double> factor(width + 1 + width);</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> x = 0; x < <a class="code" href="classmeow_1_1Bitmap.html#ad8476258a0f9deefdb7170d53949d3ed" title="回傳寬度">width</a>; x++) {</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  factor[width - x - 1] = (<a class="code" href="classdouble.html">double</a>)x * exp(-(<a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>((<span class="keywordtype">double</span>)x))/(2.0*sigma2));</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  factor[width + x + 1] = -(<a class="code" href="classdouble.html">double</a>)x * exp(-(<a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>((<span class="keywordtype">double</span>)x))/(2.0*sigma2));</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  }</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  factor[<a class="code" href="classmeow_1_1Bitmap.html#ad8476258a0f9deefdb7170d53949d3ed" title="回傳寬度">width</a>] = 0.0;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">return</span> factor;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  }</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a> xyBlur(std::vector<double> <span class="keyword">const</span>& factor,</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  ssize_t dx, ssize_t dy)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a> ret(*<span class="keyword">this</span>);</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">if</span> (factor.size() > 0) {</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  ssize_t w = factor.size() / 2;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> y = 0, Y = <a class="code" href="classmeow_1_1Bitmap.html#a2290360ab49bdf1f33dc717fce71d5df" title="回傳高度">height</a>(); y < Y; y++) {</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> x = 0, X = <a class="code" href="classmeow_1_1Bitmap.html#ad8476258a0f9deefdb7170d53949d3ed" title="回傳寬度">width</a>(); x < X; x++) {</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  Pixel sum(0);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">double</span> fsum(0);</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">for</span> (ssize_t i = -w; i <= w; i++) {</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  ssize_t x2 = (ssize_t)x + dx * i;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  ssize_t y2 = (ssize_t)y + dy * i;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">if</span> (0 <= x2 && x2 < (ssize_t)X && 0 <= y2 && y2 < (ssize_t)Y) {</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  sum = sum + <a class="code" href="classmeow_1_1Bitmap.html#ac8f41ae97e068549565e9ac83ffef888" title="取得 (y, x) 的pixel">pixel</a>(y2, x2) * factor[i + w];</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  fsum = fsum + fabs(factor[i + w]);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  }</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  ret.<a class="code" href="classmeow_1_1Bitmap.html#ac8f41ae97e068549565e9ac83ffef888" title="取得 (y, x) 的pixel">pixel</a>(y, x, sum / fsum);</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  }</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  }</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">return</span> ret;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  }</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00079"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#ab313e096befabd933633cb75b870f75c"> 79</a></span>  <a class="code" href="classmeow_1_1Bitmap.html#ab313e096befabd933633cb75b870f75c" title="constructor, 產生一個空的Bitmap">Bitmap</a>() {</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  }</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a2621e8833933b59c0e82e8776f1a6f11"> 85</a></span>  <a class="code" href="classmeow_1_1Bitmap.html#a2621e8833933b59c0e82e8776f1a6f11" title="constructor, 複製一個bitmap">Bitmap</a>(<a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a> <span class="keyword">const</span>& b): matrix_(b.matrix_) {</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a name="l00095"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#af4c9896dc2cdc714be5106bef45430c8"> 95</a></span>  <a class="code" href="classmeow_1_1Bitmap.html#af4c9896dc2cdc714be5106bef45430c8" title="constructor, 指定寬高, 預設Pixel ">Bitmap</a>(<span class="keywordtype">size_t</span> h, <span class="keywordtype">size_t</span> w, Pixel <span class="keyword">const</span>& p): matrix_(h, w, p) {</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  }</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a name="l00101"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a73386b915d50c06f8e15cb6b53e9eb0e"> 101</a></span>  <a class="code" href="classmeow_1_1Bitmap.html#a73386b915d50c06f8e15cb6b53e9eb0e" title="destructor">~Bitmap</a>(){</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  }</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a5e08b5d3c78c91b33b83da02b658539b"> 107</a></span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a>& <a class="code" href="classmeow_1_1Bitmap.html#a5e08b5d3c78c91b33b83da02b658539b" title="複製">copyFrom</a>(<a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a> <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  matrix_.<a class="code" href="classmeow_1_1Matrix.html#afb81446984f7c27458ccef86be2de413" title="copy">copyFrom</a>(b.matrix_);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  }</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a name="l00115"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#affd5f41b44fa6afc55f2a3eb3f01cc4d"> 115</a></span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a>& <a class="code" href="classmeow_1_1Bitmap.html#affd5f41b44fa6afc55f2a3eb3f01cc4d" title="reference">referenceFrom</a>(<a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a> <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  matrix_.<a class="code" href="classmeow_1_1Matrix.html#a1dbef5b1a46df480f7fa3e118fd12bec" title="reference">referenceFrom</a>(b.matrix_);</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  }</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00128"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#ae7bcc670d666a784d6e5e8f14b74aa3d"> 128</a></span>  <span class="keywordtype">void</span> <a class="code" href="classmeow_1_1Bitmap.html#ae7bcc670d666a784d6e5e8f14b74aa3d" title="全部重設">reset</a>(<span class="keywordtype">size_t</span> h, <span class="keywordtype">size_t</span> w, Pixel <span class="keyword">const</span>& p) {</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  matrix_.<a class="code" href="classmeow_1_1Matrix.html#ac17251cb984beb1f74558724a22a0120" title="reset the size of the matrix to r x c with entry all be e ">reset</a>(h, w, p);</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  </div>
<div class="line"><a name="l00135"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a573af36148f56209f9b537ee446e2867"> 135</a></span>  <span class="keywordtype">void</span> <a class="code" href="classmeow_1_1Bitmap.html#a573af36148f56209f9b537ee446e2867" title="清除資料, 寬高階規零">clear</a>() {</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  matrix_.<a class="code" href="classmeow_1_1Matrix.html#a8e35443c856f669d02b352f091c0404c" title="Return number of rows times number of cols.">size</a>(0, 0, Pixel(0));</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  }</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a name="l00142"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a2290360ab49bdf1f33dc717fce71d5df"> 142</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1Bitmap.html#a2290360ab49bdf1f33dc717fce71d5df" title="回傳高度">height</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">return</span> matrix_.<a class="code" href="classmeow_1_1Matrix.html#a560adbe0b39f52bfb016edddc2955178" title="Return number of rows.">rows</a>();</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  }</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
<div class="line"><a name="l00149"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#ad8476258a0f9deefdb7170d53949d3ed"> 149</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1Bitmap.html#ad8476258a0f9deefdb7170d53949d3ed" title="回傳寬度">width</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">return</span> matrix_.<a class="code" href="classmeow_1_1Matrix.html#a4db3bb07e2557cbc668bdaa1beb241df" title="Return number of cols.">cols</a>();</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  }</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a name="l00156"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a13b986e9310eb100c100fd62fa548233"> 156</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1Bitmap.html#a13b986e9310eb100c100fd62fa548233" title="回傳高度乘以寬度">size</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> matrix_.<a class="code" href="classmeow_1_1Matrix.html#a8e35443c856f669d02b352f091c0404c" title="Return number of rows times number of cols.">size</a>();</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  }</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a name="l00167"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a3887d1c54026fe8ed27fd21a294d8d0a"> 167</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1Bitmap.html#a3887d1c54026fe8ed27fd21a294d8d0a" title="修改高度">height</a>(<span class="keywordtype">size_t</span> h2, Pixel <span class="keyword">const</span>& p) {</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">return</span> matrix_.<a class="code" href="classmeow_1_1Matrix.html#a560adbe0b39f52bfb016edddc2955178" title="Return number of rows.">rows</a>(h2, p);</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  }</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div>
<div class="line"><a name="l00178"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a49731792bf45d5c230da50e3897e3061"> 178</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1Bitmap.html#a49731792bf45d5c230da50e3897e3061" title="修改寬度">width</a>(<span class="keywordtype">size_t</span> w2, Pixel <span class="keyword">const</span>& p) {</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">return</span> matrix_.<a class="code" href="classmeow_1_1Matrix.html#a4db3bb07e2557cbc668bdaa1beb241df" title="Return number of cols.">cols</a>(w2, p);</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  }</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div>
<div class="line"><a name="l00190"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#aef0bc77675e4652f885baf03cbcc25ef"> 190</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1Bitmap.html#aef0bc77675e4652f885baf03cbcc25ef" title="修改寬高">size</a>(<span class="keywordtype">size_t</span> h2, <span class="keywordtype">size_t</span> w2, Pixel <span class="keyword">const</span>& p) {</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">return</span> matrix_.<a class="code" href="classmeow_1_1Matrix.html#a8e35443c856f669d02b352f091c0404c" title="Return number of rows times number of cols.">size</a>(h2, w2, p);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  }</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00201"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#ac8f41ae97e068549565e9ac83ffef888"> 201</a></span>  Pixel <a class="code" href="classmeow_1_1Bitmap.html#ac8f41ae97e068549565e9ac83ffef888" title="取得 (y, x) 的pixel">pixel</a>(<span class="keywordtype">size_t</span> y, <span class="keywordtype">size_t</span> x)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">return</span> matrix_.<a class="code" href="classmeow_1_1Matrix.html#a6adeb974bfb77936ed41e1a57726d7a4" title="Access the entry at r x c.">entry</a>(y, x);</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  }</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div>
<div class="line"><a name="l00213"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#afe97efe50d112a71ee45da6d2bc3e9dc"> 213</a></span>  Pixel <a class="code" href="classmeow_1_1Bitmap.html#afe97efe50d112a71ee45da6d2bc3e9dc" title="修改 (y, x) 的pixel">pixel</a>(<span class="keywordtype">size_t</span> y, <span class="keywordtype">size_t</span> x, Pixel <span class="keyword">const</span>& p) {</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">return</span> matrix_.<a class="code" href="classmeow_1_1Matrix.html#a6adeb974bfb77936ed41e1a57726d7a4" title="Access the entry at r x c.">entry</a>(y, x, p);</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  }</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div>
<div class="line"><a name="l00229"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a17f92dec30f314d832f040257d6d5584"> 229</a></span>  <span class="keywordtype">void</span> <a class="code" href="classmeow_1_1Bitmap.html#a17f92dec30f314d832f040257d6d5584" title="區塊修改">pixels</a>(ssize_t yFirst, ssize_t yLast,</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  ssize_t xFirst, ssize_t xLast,</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  Pixel <span class="keyword">const</span>& p) {</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">return</span> matrix_.<a class="code" href="classmeow_1_1Matrix.html#a13384643dc412817fdcd8f1834a02d12" title="Change the entries from rFirst x cFirst to rLast x cLast.">entries</a>(yFirst, yLast, xFirst, xLast, p);</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  }</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> </div>
<div class="line"><a name="l00242"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a499f3f0ceb101cb92ea8cd030b3d9952"> 242</a></span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a> <a class="code" href="classmeow_1_1Bitmap.html#a499f3f0ceb101cb92ea8cd030b3d9952" title="回傳高斯模糊">gaussian</a>(<span class="keywordtype">double</span> radiusY, <span class="keywordtype">double</span> radiusX)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">return</span> (xyBlur(gaussianFactor1(radiusY), 1, 0).</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  xyBlur(gaussianFactor1(radiusX), 0, 1));</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  }</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> </div>
<div class="line"><a name="l00254"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a0aae89f4f8dbc1ba2b8f43e29a4a592e"> 254</a></span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap<Pixel></a>& <a class="code" href="classmeow_1_1Bitmap.html#a0aae89f4f8dbc1ba2b8f43e29a4a592e" title="把自己高斯模糊">gaussianed</a>(<span class="keywordtype">double</span> radiusY, <span class="keywordtype">double</span> radiusX) {</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <a class="code" href="classmeow_1_1Bitmap.html#a5e08b5d3c78c91b33b83da02b658539b" title="複製">copyFrom</a>(<a class="code" href="classmeow_1_1Bitmap.html#a499f3f0ceb101cb92ea8cd030b3d9952" title="回傳高斯模糊">gaussian</a>(radiusY, radiusX));</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  }</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a name="l00266"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#aaf5c0c592084c80bce532801f4cdeb22"> 266</a></span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap<Pixel></a> <a class="code" href="classmeow_1_1Bitmap.html#aaf5c0c592084c80bce532801f4cdeb22" title="回傳對x偏微分">gradianceX</a>(<span class="keywordtype">double</span> radiusY, <span class="keywordtype">double</span> radiusX)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">return</span> (xyBlur(gaussianFactor1(radiusY), 1, 0).</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  xyBlur(gradianceFactor1(radiusX), 0, 1));</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  }</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div>
<div class="line"><a name="l00278"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a1630de00aebe37d58e04d6b9fc69eafb"> 278</a></span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap<Pixel></a>& <a class="code" href="classmeow_1_1Bitmap.html#a1630de00aebe37d58e04d6b9fc69eafb" title="把自己對x偏微分">gradiancedX</a>(<span class="keywordtype">double</span> radiusY, <span class="keywordtype">double</span> radiusX) {</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1Bitmap.html#a5e08b5d3c78c91b33b83da02b658539b" title="複製">copyFrom</a>(<a class="code" href="classmeow_1_1Bitmap.html#aaf5c0c592084c80bce532801f4cdeb22" title="回傳對x偏微分">gradianceX</a>(radiusY, radiusX));</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  }</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  </div>
<div class="line"><a name="l00289"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#aa08c848b01a304f4569f0e45f3ccee12"> 289</a></span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap<Pixel></a> <a class="code" href="classmeow_1_1Bitmap.html#aa08c848b01a304f4569f0e45f3ccee12" title="回傳對y偏微分">gradianceY</a> (<span class="keywordtype">double</span> radiusY, <span class="keywordtype">double</span> radiusX)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordflow">return</span> (xyBlur(gaussianFactor1(radiusX), 0, 1).</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  xyBlur(gradianceFactor1(radiusY), 1, 0));</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div>
<div class="line"><a name="l00301"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#ae8d8985bd64971590862b165e2949faf"> 301</a></span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap<Pixel></a>& <a class="code" href="classmeow_1_1Bitmap.html#ae8d8985bd64971590862b165e2949faf" title="把自己對y偏微分">gradiancedY</a>(<span class="keywordtype">double</span> radiusY, <span class="keywordtype">double</span> radiusX) {</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1Bitmap.html#a5e08b5d3c78c91b33b83da02b658539b" title="複製">copyFrom</a>(<a class="code" href="classmeow_1_1Bitmap.html#aa08c848b01a304f4569f0e45f3ccee12" title="回傳對y偏微分">gradianceY</a>(radiusY, radiusX));</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  }</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> </div>
<div class="line"><a name="l00308"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#aba3ea0e5f48b63363c91ae4168dbd0bb"> 308</a></span>  <a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a>& <a class="code" href="classmeow_1_1Bitmap.html#aba3ea0e5f48b63363c91ae4168dbd0bb" title="same as copyFrom(b) ">operator=</a>(<a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a> <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1Bitmap.html#a5e08b5d3c78c91b33b83da02b658539b" title="複製">copyFrom</a>(b);</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  }</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a name="l00315"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a646c781896c74a7af4814da06cabf9e5"> 315</a></span>  Pixel <a class="code" href="classmeow_1_1Bitmap.html#a646c781896c74a7af4814da06cabf9e5" title="same as pixel(y, x) ">operator()</a>(<span class="keywordtype">size_t</span> y, <span class="keywordtype">size_t</span> x)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1Bitmap.html#ac8f41ae97e068549565e9ac83ffef888" title="取得 (y, x) 的pixel">pixel</a>(y, x);</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  }</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a name="l00322"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a6ebb5310e9e24cee25fc748a0b9fef28"> 322</a></span>  Pixel <span class="keyword">const</span>& <a class="code" href="classmeow_1_1Bitmap.html#a6ebb5310e9e24cee25fc748a0b9fef28" title="same as pixel(y, x, p) ">operator()</a>(<span class="keywordtype">size_t</span> y, <span class="keywordtype">size_t</span> x, Pixel <span class="keyword">const</span>& p)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1Bitmap.html#ac8f41ae97e068549565e9ac83ffef888" title="取得 (y, x) 的pixel">pixel</a>(y, x, p);</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  }</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  </div>
<div class="line"><a name="l00330"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#aad700e26eae54cb653919c165dcc98dd"> 330</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classmeow_1_1Bitmap.html#aad700e26eae54cb653919c165dcc98dd" title="將資料寫入檔案">write</a>(FILE* f, <span class="keywordtype">bool</span> bin, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> fg)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  }</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  </div>
<div class="line"><a name="l00338"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a3b13a4923d68de65bb7e21712185bec8"> 338</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classmeow_1_1Bitmap.html#a3b13a4923d68de65bb7e21712185bec8" title="將資料讀入">read</a>(FILE* f, <span class="keywordtype">bool</span> bin, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> fg) {</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  }</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div>
<div class="line"><a name="l00346"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a07b1eb689498112691ca72e8c6ae453f"> 346</a></span>  <a class="code" href="classmeow_1_1ObjBase.html" title="一切物件的Base, 並要求每個物件都要有read, write, create, ... 等功能">ObjBase</a>* <a class="code" href="classmeow_1_1Bitmap.html#a07b1eb689498112691ca72e8c6ae453f" title="new一個自己">create</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="classmeow_1_1Bitmap.html#ab313e096befabd933633cb75b870f75c" title="constructor, 產生一個空的Bitmap">Bitmap</a>();</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  }</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  </div>
<div class="line"><a name="l00359"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a998a6a9607f8552ace65cce0d251042c"> 359</a></span>  <a class="code" href="classmeow_1_1ObjBase.html" title="一切物件的Base, 並要求每個物件都要有read, write, create, ... 等功能">ObjBase</a>* <a class="code" href="classmeow_1_1Bitmap.html#a998a6a9607f8552ace65cce0d251042c" title="複製資料">copyFrom</a>(<a class="code" href="classmeow_1_1ObjBase.html" title="一切物件的Base, 並要求每個物件都要有read, write, create, ... 等功能">ObjBase</a> <span class="keyword">const</span>* b) {</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">return</span> &(<a class="code" href="classmeow_1_1Bitmap.html#a5e08b5d3c78c91b33b83da02b658539b" title="複製">copyFrom</a>(*(<a class="code" href="classmeow_1_1Bitmap.html" title="二維點陣資料">Bitmap</a>*)b));</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  }</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  </div>
<div class="line"><a name="l00367"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#af8debba04055594b8507c77b3dbd0ff7"> 367</a></span>  <span class="keywordtype">char</span> <span class="keyword">const</span>* <a class="code" href="classmeow_1_1Bitmap.html#af8debba04055594b8507c77b3dbd0ff7" title="回傳class的type">ctype</a>()<span class="keyword"> const</span>{</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keyword">static</span> <span class="keywordtype">char</span> <span class="keyword">const</span>* ptr = <span class="keyword">typeid</span>(*this).name();</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordflow">return</span> ptr;</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  }</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  </div>
<div class="line"><a name="l00376"></a><span class="lineno"><a class="code" href="classmeow_1_1Bitmap.html#a7f282d9a1ebb07ca5fe12d8ae73121d1"> 376</a></span>  std::string <a class="code" href="classmeow_1_1Bitmap.html#a7f282d9a1ebb07ca5fe12d8ae73121d1" title="回傳class的type">type</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordflow">return</span> std::string(<a class="code" href="classmeow_1_1Bitmap.html#af8debba04055594b8507c77b3dbd0ff7" title="回傳class的type">ctype</a>());</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  }</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> };</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> </div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> }</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> </div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="preprocessor">#endif // gra_Bitmap_H__</span></div>
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