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<div id="projectname">PicoVGA
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 <span id="projectnumber">1.2-cmake</span>
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<div id="projectbrief">VGA/TV display on Raspberry Pico</div>
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<div class="title">mat2d.h</div> </div>
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<a href="mat2d_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>  </div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#ifndef _MAT2D_H</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#define _MAT2D_H</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  </div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "pico/double.h"</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "<a class="code" href="define_8h.html">define.h</a>"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  </div>
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<div class="line"><a name="l00015"></a><span class="lineno"><a class="line" href="classcMat2D.html"> 15</a></span> <span class="keyword">template</span> <<span class="keyword">typename</span> m2type> <span class="keyword">class </span><a class="code" href="classcMat2D.html">cMat2D</a> </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> {</div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  </div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="comment">// transformation matrix</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  m2type m11, m12, m13;</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  m2type m21, m22, m23;</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div>
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<div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="classcMat2D.html#aca9180cae53757382050e363b9d8eaa0"> 24</a></span>  <span class="keyword">inline</span> m2type <a class="code" href="classcMat2D.html#aca9180cae53757382050e363b9d8eaa0">GetX</a>(m2type x, m2type y)<span class="keyword"> const</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keywordflow">return</span> x*m11 + y*m12 + m13;</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  } </div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div>
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<div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="classcMat2D.html#afa5390c7e164a77456d61477b5f152b1"> 30</a></span>  <span class="keyword">inline</span> m2type <a class="code" href="classcMat2D.html#afa5390c7e164a77456d61477b5f152b1">GetY</a>(m2type x, m2type y)<span class="keyword"> const</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordflow">return</span> x*m21 + y*m22 + m23;</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  } </div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div>
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<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="classcMat2D.html#a1b2ec49c61df84feb3dbcb410489588f"> 36</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#a1b2ec49c61df84feb3dbcb410489588f">Unit</a>()</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  {</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  m11 = 1; m12 = 0; m13 = 0;</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  m21 = 0; m22 = 1; m23 = 0;</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  }</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  </div>
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<div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="classcMat2D.html#a4127207cc8695b12793cc27f66cb9d7b"> 43</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#a4127207cc8695b12793cc27f66cb9d7b">Copy</a>(<span class="keyword">const</span> <a class="code" href="classcMat2D.html">cMat2D</a>* m)</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  {</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  m11 = m->m11; m12 = m->m12; m13 = m->m13;</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  m21 = m->m21; m22 = m->m22; m23 = m->m23;</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  }</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
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<div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="classcMat2D.html#a585eeb0380be7dd93270c9cc29a38b66"> 58</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#a585eeb0380be7dd93270c9cc29a38b66">TransX</a>(m2type tx)</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  {</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  m13 += tx;</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
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<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classcMat2D.html#a07273c2b2c4ed4bb8a85209454f3e35e"> 72</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#a07273c2b2c4ed4bb8a85209454f3e35e">TransY</a>(m2type ty)</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  {</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  m23 += ty;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
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<div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="classcMat2D.html#a32cc6bce7146c3c6a590fcfab9a8bea3"> 86</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#a32cc6bce7146c3c6a590fcfab9a8bea3">ScaleX</a>(m2type sx)</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  {</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  m11 *= sx;</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  m12 *= sx;</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  m13 *= sx;</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  } </div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
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<div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="classcMat2D.html#acff590836167542b5337812c0691d1f8"> 102</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#acff590836167542b5337812c0691d1f8">ScaleY</a>(m2type sy)</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  {</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  m21 *= sy;</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  m22 *= sy;</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  m23 *= sy;</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  } </div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  </div>
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<div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="classcMat2D.html#a0f2893809c7da4e1e65ba83afdb39fbf"> 118</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#a0f2893809c7da4e1e65ba83afdb39fbf">RotSC</a>(m2type sina, m2type cosa)</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  {</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  m2type t1 = m11;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  m2type t2 = m21;</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  m11 = t1*cosa - t2*sina;</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  m21 = t1*sina + t2*cosa;</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  </div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  t1 = m12;</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  t2 = m22;</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  m12 = t1*cosa - t2*sina;</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  m22 = t1*sina + t2*cosa;</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  t1 = m13;</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  t2 = m23;</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  m13 = t1*cosa - t2*sina;</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  m23 = t1*sina + t2*cosa;</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  }</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  </div>
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<div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classcMat2D.html#a4d08fd444c5bc11af5f69d69a9853454"> 137</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#a4d08fd444c5bc11af5f69d69a9853454">Rot</a>(m2type a)</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  {</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  this-><a class="code" href="classcMat2D.html#a0f2893809c7da4e1e65ba83afdb39fbf">RotSC</a>(sin(a), cos(a));</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  }</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div>
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<div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="classcMat2D.html#ade219f1406c1ca8b55d3d7202636824a"> 143</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#ade219f1406c1ca8b55d3d7202636824a">Rot90</a>()</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  {</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  m2type t = m11;</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  m11 = -m21;</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  m21 = t;</div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  </div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  t = m12;</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  m12 = -m22;</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  m22 = t;</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  </div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  t = m13;</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  m13 = -m23;</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  m23 = t;</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  }</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  </div>
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<div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="classcMat2D.html#a4808e7a6806717eccd1bf783d13924fa"> 159</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#a4808e7a6806717eccd1bf783d13924fa">Rot180</a>()</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  {</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  m11 = -m11;</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  m21 = -m21;</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  m12 = -m12;</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  m22 = -m22;</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  m13 = -m13;</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  m23 = -m23;</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  }</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  </div>
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<div class="line"><a name="l00170"></a><span class="lineno"><a class="line" href="classcMat2D.html#ab6801fcd2e70176ee42cea2dbb02d115"> 170</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#ab6801fcd2e70176ee42cea2dbb02d115">Rot270</a>()</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  {</div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  m2type t = m11;</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  m11 = m21;</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  m21 = -t;</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  </div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  t = m12;</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  m12 = m22;</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  m22 = -t;</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  </div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  t = m13;</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  m13 = m23;</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  m23 = -t;</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  }</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  </div>
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<div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="classcMat2D.html#af12ccdd989e177278663981a9099557f"> 194</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#af12ccdd989e177278663981a9099557f">ShearX</a>(m2type dx)</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  {</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  m11 += m21*dx;</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  m12 += m22*dx;</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  m13 += m23*dx;</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  }</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  </div>
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<div class="line"><a name="l00210"></a><span class="lineno"><a class="line" href="classcMat2D.html#adfd4450d81833a7f267bb9532e596616"> 210</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#adfd4450d81833a7f267bb9532e596616">ShearY</a>(m2type dy)</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  {</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  m21 += m11*dy;</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  m22 += m12*dy;</div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  m23 += m13*dy;</div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  }</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  </div>
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<div class="line"><a name="l00226"></a><span class="lineno"><a class="line" href="classcMat2D.html#aebb11b71a3767fed49c1cec087610814"> 226</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#aebb11b71a3767fed49c1cec087610814">FlipY</a>()</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  {</div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  m21 = -m21;</div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  m22 = -m22;</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  m23 = -m23;</div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  } </div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  </div>
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<div class="line"><a name="l00242"></a><span class="lineno"><a class="line" href="classcMat2D.html#ac08bd03c42e3a4d193f0bcdb04185f51"> 242</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classcMat2D.html#ac08bd03c42e3a4d193f0bcdb04185f51">FlipX</a>()</div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  {</div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  m11 = -m11;</div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  m12 = -m12;</div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  m13 = -m13;</div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  }</div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> };</div>
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<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  </div>
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<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="preprocessor">#define TOFRACT(f) ((int)((f)*FRACTMUL + (((f) < 0) ? -0.5f : 0.5f)))</span></div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  </div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  </div>
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<div class="line"><a name="l00262"></a><span class="lineno"><a class="line" href="classcMat2Df.html"> 262</a></span> <span class="keyword">class </span><a class="code" href="classcMat2Df.html">cMat2Df</a> : <span class="keyword">public</span> <a class="code" href="classcMat2D.html">cMat2D</a><float></div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> {</div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordtype">void</span> <a class="code" href="classcMat2Df.html#a529afacb6148a067dd3a5a488cb97e13">PrepDrawImg</a>(<span class="keywordtype">int</span> ws, <span class="keywordtype">int</span> hs, <span class="keywordtype">int</span> x0, <span class="keywordtype">int</span> y0, <span class="keywordtype">int</span> wd, <span class="keywordtype">int</span> hd,</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordtype">float</span> shearx, <span class="keywordtype">float</span> sheary, <span class="keywordtype">float</span> r, <span class="keywordtype">float</span> tx, <span class="keywordtype">float</span> ty);</div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  </div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordtype">void</span> <a class="code" href="classcMat2Df.html#a3665cc793ee74c64da3186b9eaf86b57">ExportInt</a>(<span class="keywordtype">int</span>* mat) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> };</div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  </div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  </div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="preprocessor">#endif </span><span class="comment">// _MAT2D_H</span></div>
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<div class="ttc" id="aclasscMat2D_html"><div class="ttname"><a href="classcMat2D.html">cMat2D</a></div><div class="ttdoc">Transformation matrix.</div><div class="ttdef"><b>Definition:</b> mat2d.h:16</div></div>
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<div class="ttc" id="aclasscMat2D_html_a07273c2b2c4ed4bb8a85209454f3e35e"><div class="ttname"><a href="classcMat2D.html#a07273c2b2c4ed4bb8a85209454f3e35e">cMat2D::TransY</a></div><div class="ttdeci">void TransY(m2type ty)</div><div class="ttdoc">Translate in Y direction.</div><div class="ttdef"><b>Definition:</b> mat2d.h:72</div></div>
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<div class="ttc" id="aclasscMat2D_html_a0f2893809c7da4e1e65ba83afdb39fbf"><div class="ttname"><a href="classcMat2D.html#a0f2893809c7da4e1e65ba83afdb39fbf">cMat2D::RotSC</a></div><div class="ttdeci">void RotSC(m2type sina, m2type cosa)</div><div class="ttdoc">Rotate, using sin and cos.</div><div class="ttdef"><b>Definition:</b> mat2d.h:118</div></div>
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<div class="ttc" id="aclasscMat2D_html_a1b2ec49c61df84feb3dbcb410489588f"><div class="ttname"><a href="classcMat2D.html#a1b2ec49c61df84feb3dbcb410489588f">cMat2D::Unit</a></div><div class="ttdeci">void Unit()</div><div class="ttdoc">Set unit matrix.</div><div class="ttdef"><b>Definition:</b> mat2d.h:36</div></div>
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<div class="ttc" id="aclasscMat2D_html_a32cc6bce7146c3c6a590fcfab9a8bea3"><div class="ttname"><a href="classcMat2D.html#a32cc6bce7146c3c6a590fcfab9a8bea3">cMat2D::ScaleX</a></div><div class="ttdeci">void ScaleX(m2type sx)</div><div class="ttdoc">Scale in X direction.</div><div class="ttdef"><b>Definition:</b> mat2d.h:86</div></div>
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<div class="ttc" id="aclasscMat2D_html_a4127207cc8695b12793cc27f66cb9d7b"><div class="ttname"><a href="classcMat2D.html#a4127207cc8695b12793cc27f66cb9d7b">cMat2D::Copy</a></div><div class="ttdeci">void Copy(const cMat2D *m)</div><div class="ttdoc">Copy matrix.</div><div class="ttdef"><b>Definition:</b> mat2d.h:43</div></div>
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<div class="ttc" id="aclasscMat2D_html_a4808e7a6806717eccd1bf783d13924fa"><div class="ttname"><a href="classcMat2D.html#a4808e7a6806717eccd1bf783d13924fa">cMat2D::Rot180</a></div><div class="ttdeci">void Rot180()</div><div class="ttdoc">Rotate by 180 deg (=flipX and flipY) (sina=0, cosa=-1)</div><div class="ttdef"><b>Definition:</b> mat2d.h:159</div></div>
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<div class="ttc" id="aclasscMat2D_html_a4d08fd444c5bc11af5f69d69a9853454"><div class="ttname"><a href="classcMat2D.html#a4d08fd444c5bc11af5f69d69a9853454">cMat2D::Rot</a></div><div class="ttdeci">void Rot(m2type a)</div><div class="ttdoc">Rotate, using angle.</div><div class="ttdef"><b>Definition:</b> mat2d.h:137</div></div>
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<div class="ttc" id="aclasscMat2D_html_a585eeb0380be7dd93270c9cc29a38b66"><div class="ttname"><a href="classcMat2D.html#a585eeb0380be7dd93270c9cc29a38b66">cMat2D::TransX</a></div><div class="ttdeci">void TransX(m2type tx)</div><div class="ttdoc">Translate in X direction.</div><div class="ttdef"><b>Definition:</b> mat2d.h:58</div></div>
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<div class="ttc" id="aclasscMat2D_html_ab6801fcd2e70176ee42cea2dbb02d115"><div class="ttname"><a href="classcMat2D.html#ab6801fcd2e70176ee42cea2dbb02d115">cMat2D::Rot270</a></div><div class="ttdeci">void Rot270()</div><div class="ttdoc">Rotate by 270 deg (sina=-1, cosa=0)</div><div class="ttdef"><b>Definition:</b> mat2d.h:170</div></div>
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<div class="ttc" id="aclasscMat2D_html_ac08bd03c42e3a4d193f0bcdb04185f51"><div class="ttname"><a href="classcMat2D.html#ac08bd03c42e3a4d193f0bcdb04185f51">cMat2D::FlipX</a></div><div class="ttdeci">void FlipX()</div><div class="ttdoc">Flip in X direction.</div><div class="ttdef"><b>Definition:</b> mat2d.h:242</div></div>
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<div class="ttc" id="aclasscMat2D_html_aca9180cae53757382050e363b9d8eaa0"><div class="ttname"><a href="classcMat2D.html#aca9180cae53757382050e363b9d8eaa0">cMat2D::GetX</a></div><div class="ttdeci">m2type GetX(m2type x, m2type y) const</div><div class="ttdoc">Transform X.</div><div class="ttdef"><b>Definition:</b> mat2d.h:24</div></div>
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<div class="ttc" id="aclasscMat2D_html_acff590836167542b5337812c0691d1f8"><div class="ttname"><a href="classcMat2D.html#acff590836167542b5337812c0691d1f8">cMat2D::ScaleY</a></div><div class="ttdeci">void ScaleY(m2type sy)</div><div class="ttdoc">Scale in Y direction.</div><div class="ttdef"><b>Definition:</b> mat2d.h:102</div></div>
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<div class="ttc" id="aclasscMat2D_html_ade219f1406c1ca8b55d3d7202636824a"><div class="ttname"><a href="classcMat2D.html#ade219f1406c1ca8b55d3d7202636824a">cMat2D::Rot90</a></div><div class="ttdeci">void Rot90()</div><div class="ttdoc">Rotate by 90 deg (sina=1, cosa=0)</div><div class="ttdef"><b>Definition:</b> mat2d.h:143</div></div>
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<div class="ttc" id="aclasscMat2D_html_adfd4450d81833a7f267bb9532e596616"><div class="ttname"><a href="classcMat2D.html#adfd4450d81833a7f267bb9532e596616">cMat2D::ShearY</a></div><div class="ttdeci">void ShearY(m2type dy)</div><div class="ttdoc">Shear in Y direction.</div><div class="ttdef"><b>Definition:</b> mat2d.h:210</div></div>
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<div class="ttc" id="aclasscMat2D_html_aebb11b71a3767fed49c1cec087610814"><div class="ttname"><a href="classcMat2D.html#aebb11b71a3767fed49c1cec087610814">cMat2D::FlipY</a></div><div class="ttdeci">void FlipY()</div><div class="ttdoc">Flip in Y direction.</div><div class="ttdef"><b>Definition:</b> mat2d.h:226</div></div>
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<div class="ttc" id="aclasscMat2D_html_af12ccdd989e177278663981a9099557f"><div class="ttname"><a href="classcMat2D.html#af12ccdd989e177278663981a9099557f">cMat2D::ShearX</a></div><div class="ttdeci">void ShearX(m2type dx)</div><div class="ttdoc">Shear in X direction.</div><div class="ttdef"><b>Definition:</b> mat2d.h:194</div></div>
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<div class="ttc" id="aclasscMat2D_html_afa5390c7e164a77456d61477b5f152b1"><div class="ttname"><a href="classcMat2D.html#afa5390c7e164a77456d61477b5f152b1">cMat2D::GetY</a></div><div class="ttdeci">m2type GetY(m2type x, m2type y) const</div><div class="ttdoc">Transform Y.</div><div class="ttdef"><b>Definition:</b> mat2d.h:30</div></div>
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<div class="ttc" id="aclasscMat2Df_html"><div class="ttname"><a href="classcMat2Df.html">cMat2Df</a></div><div class="ttdoc">2D Transformation Matrix</div><div class="ttdef"><b>Definition:</b> mat2d.h:263</div></div>
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<div class="ttc" id="aclasscMat2Df_html_a3665cc793ee74c64da3186b9eaf86b57"><div class="ttname"><a href="classcMat2Df.html#a3665cc793ee74c64da3186b9eaf86b57">cMat2Df::ExportInt</a></div><div class="ttdeci">void ExportInt(int *mat) const</div><div class="ttdoc">Export matrix to int array[6].</div><div class="ttdef"><b>Definition:</b> mat2d.cpp:53</div></div>
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<div class="ttc" id="aclasscMat2Df_html_a529afacb6148a067dd3a5a488cb97e13"><div class="ttname"><a href="classcMat2Df.html#a529afacb6148a067dd3a5a488cb97e13">cMat2Df::PrepDrawImg</a></div><div class="ttdeci">void PrepDrawImg(int ws, int hs, int x0, int y0, int wd, int hd, float shearx, float sheary, float r, float tx, float ty)</div><div class="ttdoc">Prepare transformation matrix (for DrawImgMat() function)</div><div class="ttdef"><b>Definition:</b> mat2d.cpp:22</div></div>
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<div class="ttc" id="adefine_8h_html"><div class="ttname"><a href="define_8h.html">define.h</a></div><div class="ttdoc">VGA common definitions of C and ASM.</div></div>
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