<html> <head> <title>Gosu C++ Reference</title> <link rel="stylesheet" href="cpp.css" type="text/css" charset="utf-8"> </head> <body> <div class="everything"> <!-- Generated by Doxygen 1.5.8 --> <script type="text/javascript"> <!-- function changeDisplayState (e){ var num=this.id.replace(/[^[0-9]/g,''); var button=this.firstChild; var sectionDiv=document.getElementById('dynsection'+num); if (sectionDiv.style.display=='none'||sectionDiv.style.display==''){ sectionDiv.style.display='block'; button.src='open.gif'; }else{ sectionDiv.style.display='none'; button.src='closed.gif'; } } function initDynSections(){ var divs=document.getElementsByTagName('div'); var sectionCounter=1; for(var i=0;i<divs.length-1;i++){ if(divs[i].className=='dynheader'&&divs[i+1].className=='dynsection'){ var header=divs[i]; var section=divs[i+1]; var button=header.firstChild; if (button!='IMG'){ divs[i].insertBefore(document.createTextNode(' '),divs[i].firstChild); button=document.createElement('img'); 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name="l00002"></a>00002 <a name="l00003"></a>00003 <a name="l00004"></a>00004 <span class="preprocessor">#ifndef GOSU_ROTFLIP_HPP</span> <a name="l00005"></a>00005 <span class="preprocessor"></span><span class="preprocessor">#define GOSU_ROTFLIP_HPP</span> <a name="l00006"></a>00006 <span class="preprocessor"></span> <a name="l00007"></a>00007 <span class="keyword">namespace </span>Gosu <a name="l00008"></a>00008 { <a name="l00011"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668">00011</a> <span class="keyword">enum</span> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668" title="Human-understandable descriptions of the variants of rotations and flips that can...">RotFlipName</a> <a name="l00012"></a>00012 { <a name="l00013"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668cf4d5639ae78c456489b6e5b9dc2396f">00013</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668cf4d5639ae78c456489b6e5b9dc2396f">rfDefault</a>, <a name="l00014"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668fbcbc584e7851f717c4a70c5d229c418">00014</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668fbcbc584e7851f717c4a70c5d229c418">rfRotate90</a>, <a name="l00015"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668c45c928f38e0a7551d5263dae4d0152a">00015</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668c45c928f38e0a7551d5263dae4d0152a">rfRotate180</a>, <a name="l00016"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668beab954d390a904b3558bfc36cbb5c72">00016</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668beab954d390a904b3558bfc36cbb5c72">rfRotate270</a>, <a name="l00017"></a>00017 <a name="l00018"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b3266830029e8e6f855502d3299887bbec218d">00018</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b3266830029e8e6f855502d3299887bbec218d">rfFlipX</a>, <a name="l00019"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668a8725397ea4c8bf6e9b18284a9cb3007">00019</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668a8725397ea4c8bf6e9b18284a9cb3007">rfRotate90FlipX</a>, <a name="l00020"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326685fc90df8254501718e6cb570fa09fb69">00020</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326685fc90df8254501718e6cb570fa09fb69">rfRotate180FlipX</a>, <a name="l00021"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b3266828421018e513c29f544a09261ad5f1a9">00021</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b3266828421018e513c29f544a09261ad5f1a9">rfRotate270FlipX</a>, <a name="l00022"></a>00022 <a name="l00023"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668d2084cbcf1c240e2363ba038114a2d2c">00023</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668d2084cbcf1c240e2363ba038114a2d2c">rfFlipY</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326685fc90df8254501718e6cb570fa09fb69">rfRotate180FlipX</a>, <a name="l00024"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326688c55ec082d5b2e99dfeba304a3042733">00024</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326688c55ec082d5b2e99dfeba304a3042733">rfRotate90FlipY</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b3266828421018e513c29f544a09261ad5f1a9">rfRotate270FlipX</a>, <a name="l00025"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668a89e8b0726bf15acce3a827529d3c3df">00025</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668a89e8b0726bf15acce3a827529d3c3df">rfRotate180FlipY</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b3266830029e8e6f855502d3299887bbec218d">rfFlipX</a>, <a name="l00026"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326680bbe76f0975c728121f9053569ce2d31">00026</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326680bbe76f0975c728121f9053569ce2d31">rfRotate270FlipY</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668a8725397ea4c8bf6e9b18284a9cb3007">rfRotate90FlipX</a>, <a name="l00027"></a>00027 <a name="l00028"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668d5bc273b1fca8df803d57c847156e4c2">00028</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668d5bc273b1fca8df803d57c847156e4c2">rfFlipXRotate90</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b3266828421018e513c29f544a09261ad5f1a9">rfRotate270FlipX</a>, <a name="l00029"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326680bbb94f3594e30a591e8717b1de071fd">00029</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326680bbb94f3594e30a591e8717b1de071fd">rfFlipXRotate180</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326685fc90df8254501718e6cb570fa09fb69">rfRotate180FlipX</a>, <a name="l00030"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326687994b9ebe1995cea43ad29e6cb322cce">00030</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b326687994b9ebe1995cea43ad29e6cb322cce">rfFlipXRotate270</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668a8725397ea4c8bf6e9b18284a9cb3007">rfRotate90FlipX</a>, <a name="l00031"></a>00031 <a name="l00032"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668883cde5aeda6eddc0ce28c189a69889f">00032</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668883cde5aeda6eddc0ce28c189a69889f">rfFlipYRotate90</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668a8725397ea4c8bf6e9b18284a9cb3007">rfRotate90FlipX</a>, <a name="l00033"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668ac5fd6e2abb727476d3e3bdf4c25c2bd">00033</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668ac5fd6e2abb727476d3e3bdf4c25c2bd">rfFlipYRotate180</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b3266830029e8e6f855502d3299887bbec218d">rfFlipX</a>, <a name="l00034"></a><a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668239ab8e1a88233a52e3efde424313db1">00034</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668239ab8e1a88233a52e3efde424313db1">rfFlipYRotate270</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b3266828421018e513c29f544a09261ad5f1a9">rfRotate270FlipX</a> <a name="l00035"></a>00035 }; <a name="l00036"></a>00036 <a name="l00043"></a><a class="code" href="class_gosu_1_1_rot_flip.html">00043</a> <span class="keyword">class </span><a class="code" href="class_gosu_1_1_rot_flip.html" title="Light-weight class that encodes a rotation by 0, 90, 180, or 270 degrees as well...">RotFlip</a> <a name="l00044"></a>00044 { <a name="l00045"></a>00045 <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668" title="Human-understandable descriptions of the variants of rotations and flips that can...">RotFlipName</a> name_; <a name="l00046"></a>00046 <a name="l00047"></a>00047 <span class="keyword">typedef</span> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668" title="Human-understandable descriptions of the variants of rotations and flips that can...">RotFlipName</a> TransTable[8]; <a name="l00048"></a>00048 <span class="keyword">static</span> <span class="keyword">const</span> TransTable flipXTable, flipYTable, rotate90Table, <a name="l00049"></a>00049 rotate180Table, rotate270Table; <a name="l00050"></a>00050 <a name="l00051"></a>00051 <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> CornerTable[8][4]; <a name="l00052"></a>00052 <span class="keyword">static</span> <span class="keyword">const</span> CornerTable mapCornerTable, realCornerTable; <a name="l00053"></a>00053 <a name="l00054"></a>00054 <span class="keyword">public</span>: <a name="l00055"></a><a class="code" href="class_gosu_1_1_rot_flip.html#5ae8685fbe53fded5c71c2d3dbecc36e">00055</a> <a class="code" href="class_gosu_1_1_rot_flip.html#5ae8685fbe53fded5c71c2d3dbecc36e">RotFlip</a>(<a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668" title="Human-understandable descriptions of the variants of rotations and flips that can...">RotFlipName</a> <a class="code" href="class_gosu_1_1_rot_flip.html#3129da4cddf7ae6d87b5234747f048b7">name</a> = <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668cf4d5639ae78c456489b6e5b9dc2396f">rfDefault</a>) <a name="l00056"></a>00056 : name_(<a class="code" href="class_gosu_1_1_rot_flip.html#3129da4cddf7ae6d87b5234747f048b7">name</a>) <a name="l00057"></a>00057 { <a name="l00058"></a>00058 } <a name="l00059"></a>00059 <a name="l00060"></a><a class="code" href="class_gosu_1_1_rot_flip.html#3129da4cddf7ae6d87b5234747f048b7">00060</a> <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b32668" title="Human-understandable descriptions of the variants of rotations and flips that can...">RotFlipName</a> <a class="code" href="class_gosu_1_1_rot_flip.html#3129da4cddf7ae6d87b5234747f048b7">name</a>()<span class="keyword"> const</span> <a name="l00061"></a>00061 <span class="keyword"> </span>{ <a name="l00062"></a>00062 <span class="keywordflow">return</span> name_; <a name="l00063"></a>00063 } <a name="l00064"></a>00064 <a name="l00065"></a><a class="code" href="class_gosu_1_1_rot_flip.html#a5fd7bae1d53c7463583cb09cc57ad67">00065</a> <span class="keywordtype">void</span> <a class="code" href="class_gosu_1_1_rot_flip.html#a5fd7bae1d53c7463583cb09cc57ad67">flipX</a>() <a name="l00066"></a>00066 { <a name="l00067"></a>00067 name_ = flipXTable[name_]; <a name="l00068"></a>00068 } <a name="l00069"></a>00069 <a name="l00070"></a><a class="code" href="class_gosu_1_1_rot_flip.html#c3dbcf4ab91b10c87486a4d163d34ad8">00070</a> <span class="keywordtype">void</span> <a class="code" href="class_gosu_1_1_rot_flip.html#c3dbcf4ab91b10c87486a4d163d34ad8">flipY</a>() <a name="l00071"></a>00071 { <a name="l00072"></a>00072 name_ = flipYTable[name_]; <a name="l00073"></a>00073 } <a name="l00074"></a>00074 <a name="l00075"></a><a class="code" href="class_gosu_1_1_rot_flip.html#df6ceab061cbc04acea46f081a0bd100">00075</a> <span class="keywordtype">void</span> <a class="code" href="class_gosu_1_1_rot_flip.html#df6ceab061cbc04acea46f081a0bd100">rotate90</a>() <a name="l00076"></a>00076 { <a name="l00077"></a>00077 name_ = rotate90Table[name_]; <a name="l00078"></a>00078 } <a name="l00079"></a>00079 <a name="l00080"></a><a class="code" href="class_gosu_1_1_rot_flip.html#3772988db6083987d5ce694426ff56b8">00080</a> <span class="keywordtype">void</span> <a class="code" href="class_gosu_1_1_rot_flip.html#3772988db6083987d5ce694426ff56b8">rotate180</a>() <a name="l00081"></a>00081 { <a name="l00082"></a>00082 name_ = rotate180Table[name_]; <a name="l00083"></a>00083 } <a name="l00084"></a>00084 <a name="l00085"></a><a class="code" href="class_gosu_1_1_rot_flip.html#3d6f66fcdf9596b77e425af5b2114d9d">00085</a> <span class="keywordtype">void</span> <a class="code" href="class_gosu_1_1_rot_flip.html#3d6f66fcdf9596b77e425af5b2114d9d">rotate270</a>() <a name="l00086"></a>00086 { <a name="l00087"></a>00087 name_ = rotate270Table[name_]; <a name="l00088"></a>00088 } <a name="l00089"></a>00089 <a name="l00090"></a><a class="code" href="class_gosu_1_1_rot_flip.html#f3ba518395cf6e27293e1c16b83d3498">00090</a> <span class="keywordtype">bool</span> <a class="code" href="class_gosu_1_1_rot_flip.html#f3ba518395cf6e27293e1c16b83d3498">flipped</a>()<span class="keyword"> const</span> <a name="l00091"></a>00091 <span class="keyword"> </span>{ <a name="l00092"></a>00092 <span class="keywordflow">return</span> name_ >= <a class="code" href="namespace_gosu.html#3e38c3caeab9b4ac1556d62237b3266830029e8e6f855502d3299887bbec218d">rfFlipX</a>; <a name="l00093"></a>00093 } <a name="l00094"></a>00094 <a name="l00095"></a><a class="code" href="class_gosu_1_1_rot_flip.html#49d19e886fba21e75fc643977ce0535c">00095</a> <span class="keywordtype">bool</span> <a class="code" href="class_gosu_1_1_rot_flip.html#49d19e886fba21e75fc643977ce0535c">rotated</a>()<span class="keyword"> const</span> <a name="l00096"></a>00096 <span class="keyword"> </span>{ <a name="l00097"></a>00097 <span class="keywordflow">return</span> name_ % 2 == 1; <a name="l00098"></a>00098 } <a name="l00099"></a>00099 <a name="l00100"></a><a class="code" href="class_gosu_1_1_rot_flip.html#298667fafd03f96271a36defe8550798">00100</a> <span class="keywordtype">unsigned</span> <a class="code" href="class_gosu_1_1_rot_flip.html#298667fafd03f96271a36defe8550798">mapCorner</a>(<span class="keywordtype">unsigned</span> n)<span class="keyword"> const</span> <a name="l00101"></a>00101 <span class="keyword"> </span>{ <a name="l00102"></a>00102 <span class="keywordflow">return</span> mapCornerTable[name_][n]; <a name="l00103"></a>00103 } <a name="l00104"></a>00104 <a name="l00105"></a><a class="code" href="class_gosu_1_1_rot_flip.html#d236117a2fcff3a31eb36f71bc254612">00105</a> <span class="keywordtype">unsigned</span> <a class="code" href="class_gosu_1_1_rot_flip.html#d236117a2fcff3a31eb36f71bc254612">realCorner</a>(<span class="keywordtype">unsigned</span> n)<span class="keyword"> const</span> <a name="l00106"></a>00106 <span class="keyword"> </span>{ <a name="l00107"></a>00107 <span class="keywordflow">return</span> realCornerTable[name_][n]; <a name="l00108"></a>00108 } <a name="l00109"></a>00109 }; <a name="l00110"></a>00110 <a name="l00111"></a><a class="code" href="namespace_gosu.html#f95982a20bba047a1d7a8accb82a7758">00111</a> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespace_gosu.html#6198974ec645118e54cf8e3fc3b827cb">operator==</a>(<a class="code" href="class_gosu_1_1_rot_flip.html" title="Light-weight class that encodes a rotation by 0, 90, 180, or 270 degrees as well...">RotFlip</a> a, <a class="code" href="class_gosu_1_1_rot_flip.html" title="Light-weight class that encodes a rotation by 0, 90, 180, or 270 degrees as well...">RotFlip</a> b) <a name="l00112"></a>00112 { <a name="l00113"></a>00113 <span class="keywordflow">return</span> a.<a class="code" href="class_gosu_1_1_rot_flip.html#3129da4cddf7ae6d87b5234747f048b7">name</a>() == b.<a class="code" href="class_gosu_1_1_rot_flip.html#3129da4cddf7ae6d87b5234747f048b7">name</a>(); <a name="l00114"></a>00114 } <a name="l00115"></a>00115 <a name="l00116"></a><a class="code" href="namespace_gosu.html#d2860d74f086dc0ed96a25df359494ed">00116</a> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespace_gosu.html#12095af239f1cecbcba59a22ffb1af93">operator!=</a>(<a class="code" href="class_gosu_1_1_rot_flip.html" title="Light-weight class that encodes a rotation by 0, 90, 180, or 270 degrees as well...">RotFlip</a> a, <a class="code" href="class_gosu_1_1_rot_flip.html" title="Light-weight class that encodes a rotation by 0, 90, 180, or 270 degrees as well...">RotFlip</a> b) <a name="l00117"></a>00117 { <a name="l00118"></a>00118 <span class="keywordflow">return</span> a.<a class="code" href="class_gosu_1_1_rot_flip.html#3129da4cddf7ae6d87b5234747f048b7">name</a>() != b.<a class="code" href="class_gosu_1_1_rot_flip.html#3129da4cddf7ae6d87b5234747f048b7">name</a>(); <a name="l00119"></a>00119 } <a name="l00120"></a>00120 <a name="l00122"></a>00122 <span class="keywordtype">void</span> <a class="code" href="namespace_gosu.html#621eb7d0e3c347461dcc298903fe18a4" title="Applies a RotFlip to a point x/y in a square of side length max.">applyToPoint</a>(RotFlip rotFlip, <span class="keywordtype">int</span>& x, <span class="keywordtype">int</span>& y, <span class="keywordtype">int</span> max); <a name="l00123"></a>00123 } <a name="l00124"></a>00124 <a name="l00125"></a>00125 <span class="preprocessor">#endif</span> 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