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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>vtdata library: DPoint2 Class Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.4.5 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li id="current"><a href="annotated.html"><span>Classes</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="annotated.html"><span>Class List</span></a></li> <li><a href="hierarchy.html"><span>Class Hierarchy</span></a></li> <li><a href="functions.html"><span>Class Members</span></a></li> </ul></div><h1>DPoint2 Class Reference</h1><!-- doxytag: class="DPoint2" --><a href="classDPoint2-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0"><tr><td></td></tr><tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a45b4183142a10dae618af0b405c5790"></a><!-- doxytag: member="DPoint2::DPoint2" ref="a45b4183142a10dae618af0b405c5790" args="(int ix, int iy)" --> </td><td class="memItemRight" valign="bottom"><b>DPoint2</b> (int ix, int iy)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="534b3e801ffe7773b3d3c839ed10b98c"></a><!-- doxytag: member="DPoint2::DPoint2" ref="534b3e801ffe7773b3d3c839ed10b98c" args="(float fx, float fy)" --> </td><td class="memItemRight" valign="bottom"><b>DPoint2</b> (float fx, float fy)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="62c5e1038f3e6c13801f180a110c69b0"></a><!-- doxytag: member="DPoint2::DPoint2" ref="62c5e1038f3e6c13801f180a110c69b0" args="(double fx, double fy)" --> </td><td class="memItemRight" valign="bottom"><b>DPoint2</b> (double fx, double fy)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="485361c89014af6bd94a1ae734065059"></a><!-- doxytag: member="DPoint2::DPoint2" ref="485361c89014af6bd94a1ae734065059" args="(const FPoint2 &f)" --> </td><td class="memItemRight" valign="bottom"><b>DPoint2</b> (const <a class="el" href="classFPoint2.html">FPoint2</a> &f)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="4eb18f9906013123a6d2ae0e9ef34389"></a><!-- doxytag: member="DPoint2::Length" ref="4eb18f9906013123a6d2ae0e9ef34389" args="() const " -->double </td><td class="memItemRight" valign="bottom"><b>Length</b> () const </td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1328ff41890e78056fd7e9dbec7ee2cd"></a><!-- doxytag: member="DPoint2::LengthSquared" ref="1328ff41890e78056fd7e9dbec7ee2cd" args="() const " -->double </td><td class="memItemRight" valign="bottom"><b>LengthSquared</b> () const </td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a1bfc4d0824ba8647f770a929c13e4d1"></a><!-- doxytag: member="DPoint2::Normalize" ref="a1bfc4d0824ba8647f770a929c13e4d1" args="()" --><a class="el" href="classDPoint2.html">DPoint2</a> & </td><td class="memItemRight" valign="bottom"><b>Normalize</b> ()</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="9af6eac923441f11b1428adeedd26ced"></a><!-- doxytag: member="DPoint2::SetLength" ref="9af6eac923441f11b1428adeedd26ced" args="(double len)" --><a class="el" href="classDPoint2.html">DPoint2</a> & </td><td class="memItemRight" valign="bottom"><b>SetLength</b> (double len)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="66b2eca633908c797b3af912e5423833"></a><!-- doxytag: member="DPoint2::Set" ref="66b2eca633908c797b3af912e5423833" args="(double fx, double fy)" -->void </td><td class="memItemRight" valign="bottom"><b>Set</b> (double fx, double fy)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="aefe763ec29548c407c5b39466fd5d2c"></a><!-- doxytag: member="DPoint2::Dot" ref="aefe763ec29548c407c5b39466fd5d2c" args="(const DPoint2 &rhs) const " -->double </td><td class="memItemRight" valign="bottom"><b>Dot</b> (const <a class="el" href="classDPoint2.html">DPoint2</a> &rhs) const </td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="e74542866b8039170b06e6efe79ff8a1"></a><!-- doxytag: member="DPoint2::Mult" ref="e74542866b8039170b06e6efe79ff8a1" args="(const DPoint2 &factor)" -->void </td><td class="memItemRight" valign="bottom"><b>Mult</b> (const <a class="el" href="classDPoint2.html">DPoint2</a> &factor)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="dbe025b843b65607dcdfe90ab931ed15"></a><!-- doxytag: member="DPoint2::Mult" ref="dbe025b843b65607dcdfe90ab931ed15" args="(const double fx, const double fy)" -->void </td><td class="memItemRight" valign="bottom"><b>Mult</b> (const double fx, const double fy)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6f786d33221312e2cac6c0deead42576"></a><!-- doxytag: member="DPoint2::Div" ref="6f786d33221312e2cac6c0deead42576" args="(const DPoint2 &factor)" -->void </td><td class="memItemRight" valign="bottom"><b>Div</b> (const <a class="el" href="classDPoint2.html">DPoint2</a> &factor)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="3a2cd64580e544adc831f07433a74ce8"></a><!-- doxytag: member="DPoint2::Div" ref="3a2cd64580e544adc831f07433a74ce8" args="(const double fx, const double fy)" -->void </td><td class="memItemRight" valign="bottom"><b>Div</b> (const double fx, const double fy)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="b2581726068f031d99a3aea0118dcc60"></a><!-- doxytag: member="DPoint2::Rotate" ref="b2581726068f031d99a3aea0118dcc60" args="(double radians)" -->void </td><td class="memItemRight" valign="bottom"><b>Rotate</b> (double radians)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classDPoint2.html#804e718b44936621635265bc2baca18a">Cross</a> (const <a class="el" href="classDPoint2.html">DPoint2</a> &rhs)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="294447e65ed00667719623fd879f92e7"></a><!-- doxytag: member="DPoint2::operator=" ref="294447e65ed00667719623fd879f92e7" args="(const DPoint2 &v)" --><a class="el" href="classDPoint2.html">DPoint2</a> & </td><td class="memItemRight" valign="bottom"><b>operator=</b> (const <a class="el" href="classDPoint2.html">DPoint2</a> &v)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="f6aa05b16cbdd7850f9794808ad29ef0"></a><!-- doxytag: member="DPoint2::operator=" ref="f6aa05b16cbdd7850f9794808ad29ef0" args="(const class FPoint2 &v)" --><a class="el" href="classDPoint2.html">DPoint2</a> & </td><td class="memItemRight" valign="bottom"><b>operator=</b> (const class <a class="el" href="classFPoint2.html">FPoint2</a> &v)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="45865e32b9d80ff491bc0e36aacad30d"></a><!-- doxytag: member="DPoint2::operator+" ref="45865e32b9d80ff491bc0e36aacad30d" args="(const DPoint2 &v) const " --><a class="el" href="classDPoint2.html">DPoint2</a> </td><td class="memItemRight" valign="bottom"><b>operator+</b> (const <a class="el" href="classDPoint2.html">DPoint2</a> &v) const </td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="7eb7b6d6820f1547ff983d44c66112e2"></a><!-- doxytag: member="DPoint2::operator-" ref="7eb7b6d6820f1547ff983d44c66112e2" args="(const DPoint2 &v) const " --><a class="el" href="classDPoint2.html">DPoint2</a> </td><td class="memItemRight" valign="bottom"><b>operator-</b> (const <a class="el" href="classDPoint2.html">DPoint2</a> &v) const </td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="15db4915471f80f3edf8cb6b5db6a47a"></a><!-- doxytag: member="DPoint2::operator *" ref="15db4915471f80f3edf8cb6b5db6a47a" args="(double s) const " --><a class="el" href="classDPoint2.html">DPoint2</a> </td><td class="memItemRight" valign="bottom"><b>operator *</b> (double s) const </td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="7b74f699dab02e2f8ab3250d23e20055"></a><!-- doxytag: member="DPoint2::operator/" ref="7b74f699dab02e2f8ab3250d23e20055" args="(double s) const " --><a class="el" href="classDPoint2.html">DPoint2</a> </td><td class="memItemRight" valign="bottom"><b>operator/</b> (double s) const </td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="db07b7927d734878d1a957f348e33775"></a><!-- doxytag: member="DPoint2::operator+=" ref="db07b7927d734878d1a957f348e33775" args="(const DPoint2 &v)" -->void </td><td class="memItemRight" valign="bottom"><b>operator+=</b> (const <a class="el" href="classDPoint2.html">DPoint2</a> &v)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="8b3cea46635cc707f7b9ddb3d3e2930d"></a><!-- doxytag: member="DPoint2::operator-=" ref="8b3cea46635cc707f7b9ddb3d3e2930d" args="(const DPoint2 &v)" -->void </td><td class="memItemRight" valign="bottom"><b>operator-=</b> (const <a class="el" href="classDPoint2.html">DPoint2</a> &v)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="2e23f57d80abaeb3191d21d0a05f523b"></a><!-- doxytag: member="DPoint2::operator *=" ref="2e23f57d80abaeb3191d21d0a05f523b" args="(double s)" -->void </td><td class="memItemRight" valign="bottom"><b>operator *=</b> (double s)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="200a176f52008420875c2856fd860d6b"></a><!-- doxytag: member="DPoint2::operator/=" ref="200a176f52008420875c2856fd860d6b" args="(double s)" -->void </td><td class="memItemRight" valign="bottom"><b>operator/=</b> (double s)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="f371f8568f682306db08970800ebc568"></a><!-- doxytag: member="DPoint2::operator==" ref="f371f8568f682306db08970800ebc568" args="(const DPoint2 &v) const " -->bool </td><td class="memItemRight" valign="bottom"><b>operator==</b> (const <a class="el" href="classDPoint2.html">DPoint2</a> &v) const </td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="b0111b448c57153db0063c1c599742ea"></a><!-- doxytag: member="DPoint2::operator!=" ref="b0111b448c57153db0063c1c599742ea" args="(const DPoint2 &v) const " -->bool </td><td class="memItemRight" valign="bottom"><b>operator!=</b> (const <a class="el" href="classDPoint2.html">DPoint2</a> &v) const </td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="abb24584d9804f113358104e5d6cf67b"></a><!-- doxytag: member="DPoint2::operator-" ref="abb24584d9804f113358104e5d6cf67b" args="(void)" --><a class="el" href="classDPoint2.html">DPoint2</a> </td><td class="memItemRight" valign="bottom"><b>operator-</b> (void)</td></tr><tr><td colspan="2"><br><h2>Public Attributes</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="9dd4e461268c8034f5c8564e155c67a6"></a><!-- doxytag: member="DPoint2::x" ref="9dd4e461268c8034f5c8564e155c67a6" args="" -->double </td><td class="memItemRight" valign="bottom"><b>x</b></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="415290769594460e2e485922904f345d"></a><!-- doxytag: member="DPoint2::y" ref="415290769594460e2e485922904f345d" args="" -->double </td><td class="memItemRight" valign="bottom"><b>y</b></td></tr></table><hr><a name="_details"></a><h2>Detailed Description</h2>A 2-component vector class, double-precision. <p><hr><h2>Member Function Documentation</h2><a class="anchor" name="804e718b44936621635265bc2baca18a"></a><!-- doxytag: member="DPoint2::Cross" ref="804e718b44936621635265bc2baca18a" args="(const DPoint2 &rhs)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">double DPoint2::Cross </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">const <a class="el" href="classDPoint2.html">DPoint2</a> & </td> <td class="mdname1" valign="top" nowrap> <em>rhs</em> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap><code> [inline]</code></td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p>The so-called "2D cross product" is really the dot-product with the perpendicular vector </td> </tr></table><hr size="1"><address style="align: right;"><small>Generated on Mon Jan 14 14:40:54 2008 for vtdata library by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.5 </small></address></body></html>⌨️ 快捷键说明
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