<html> <head> <link rel="stylesheet" href="page.css" type="text/css"> <title>fox-toolkit.org - Documentation</title> </head> <body bgcolor=#ffffff link=#990033 vlink=#990033 alink=#990033 text=#000000> <font face='verdana,sans-serif' size=2 > <!---- TOPIC TITLE WITH LOGO---> <table border=0 cellpadding= cellspacing=2 width=100% ><tr><td><a href='http://www.fox-toolkit.org/doc.html'><img src='../art/foxlogo_small.jpg' border=0></a></td><td width=100% valign=bottom><font face='verdana,sans-serif' size=2 ><b> <a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="classes.html">Alphabetical List</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="functions.html">Compound Members</a> <br><img src='../art/line.gif' width=100% height=1></b></font></td></tr></table> <p> <!--- TOPIC TITLE WITH LOGO ---> <!-- Generated by Doxygen 1.3.3 --> <h1>FXMat3f.h</h1><div class="fragment"><pre>00001 <span class="comment">/********************************************************************************</span> 00002 <span class="comment">* *</span> 00003 <span class="comment">* S i n g l e - P r e c i s i o n 3 x 3 M a t r i x *</span> 00004 <span class="comment">* *</span> 00005 <span class="comment">*********************************************************************************</span> 00006 <span class="comment">* Copyright (C) 2003,2004 by Jeroen van der Zijp. All Rights Reserved. *</span> 00007 <span class="comment">*********************************************************************************</span> 00008 <span class="comment">* This library is free software; you can redistribute it and/or *</span> 00009 <span class="comment">* modify it under the terms of the GNU Lesser General Public *</span> 00010 <span class="comment">* License as published by the Free Software Foundation; either *</span> 00011 <span class="comment">* version 2.1 of the License, or (at your option) any later version. *</span> 00012 <span class="comment">* *</span> 00013 <span class="comment">* This library is distributed in the hope that it will be useful, *</span> 00014 <span class="comment">* but WITHOUT ANY WARRANTY; without even the implied warranty of *</span> 00015 <span class="comment">* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *</span> 00016 <span class="comment">* Lesser General Public License for more details. *</span> 00017 <span class="comment">* *</span> 00018 <span class="comment">* You should have received a copy of the GNU Lesser General Public *</span> 00019 <span class="comment">* License along with this library; if not, write to the Free Software *</span> 00020 <span class="comment">* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *</span> 00021 <span class="comment">*********************************************************************************</span> 00022 <span class="comment">* $Id: FXMat3f.h,v 1.5 2004/02/08 17:17:33 fox Exp $ *</span> 00023 <span class="comment">********************************************************************************/</span> 00024 <span class="preprocessor">#ifndef FXMAT3F_H</span> 00025 <span class="preprocessor"></span><span class="preprocessor">#define FXMAT3F_H</span> 00026 <span class="preprocessor"></span> 00027 00028 <span class="keyword">namespace </span>FX { 00029 00030 <span class="comment"></span> 00031 <span class="comment">/// Single-precision 3x3 matrix</span> <a name="l00032"></a><a class="code" href="classFX_1_1FXMat3f.html">00032</a> <span class="comment"></span><span class="keyword">class </span>FXAPI FXMat3f { 00033 <span class="keyword">protected</span>: 00034 <a class="code" href="classFX_1_1FXVec3f.html">FXVec3f</a> m[3]; <a name="l00035"></a><a class="code" href="classFX_1_1FXMat3f.html#a0">00035</a> <span class="keyword">public</span>:<span class="comment"></span> 00036 <span class="comment"> /// Constructors</span> 00037 <span class="comment"></span> FXMat3f(){} 00038 FXMat3f(FXfloat w); 00039 FXMat3f(FXfloat a00,FXfloat a01,FXfloat a02, 00040 FXfloat a10,FXfloat a11,FXfloat a12, 00041 FXfloat a20,FXfloat a21,FXfloat a22); 00042 FXMat3f(<span class="keyword">const</span> FXVec3f& a,<span class="keyword">const</span> FXVec3f& b,<span class="keyword">const</span> FXVec3f& c); 00043 FXMat3f(<span class="keyword">const</span> FXMat3f& other); 00044 <span class="comment"></span> 00045 <span class="comment"> /// Assignment operators</span> 00046 <span class="comment"></span> FXMat3f& operator=(<span class="keyword">const</span> FXMat3f& other); 00047 FXMat3f& operator=(FXfloat w); 00048 FXMat3f& operator+=(<span class="keyword">const</span> FXMat3f& w); 00049 FXMat3f& operator-=(<span class="keyword">const</span> FXMat3f& w); 00050 FXMat3f& operator*=(FXfloat w); 00051 FXMat3f& operator*=(<span class="keyword">const</span> FXMat3f& w); 00052 FXMat3f& operator/=(FXfloat w); <a name="l00053"></a><a class="code" href="classFX_1_1FXMat3f.html#a12">00053</a> <span class="comment"></span> 00054 <span class="comment"> /// Indexing</span> 00055 <span class="comment"></span> <a class="code" href="classFX_1_1FXVec3f.html">FXVec3f</a>& operator[](FXint i){<span class="keywordflow">return</span> m[i];} 00056 <span class="keyword">const</span> FXVec3f& operator[](FXint i)<span class="keyword"> const </span>{<span class="keywordflow">return</span> m[i];} <a name="l00057"></a><a class="code" href="classFX_1_1FXMat3f.html#a14">00057</a> <span class="comment"></span> 00058 <span class="comment"> /// Conversion</span> 00059 <span class="comment"></span> operator FXfloat*(){<span class="keywordflow">return</span> m[0];} 00060 operator const FXfloat*()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m[0];} 00061 <span class="comment"></span> 00062 <span class="comment"> /// Other operators</span> 00063 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXMat3f operator+(<span class="keyword">const</span> FXMat3f& a,<span class="keyword">const</span> FXMat3f& b); 00064 <span class="keyword">friend</span> FXAPI FXMat3f operator-(<span class="keyword">const</span> FXMat3f& a,<span class="keyword">const</span> FXMat3f& b); 00065 <span class="keyword">friend</span> FXAPI FXMat3f operator-(<span class="keyword">const</span> FXMat3f& a); 00066 <span class="keyword">friend</span> FXAPI FXMat3f operator*(<span class="keyword">const</span> FXMat3f& a,<span class="keyword">const</span> FXMat3f& b); 00067 <span class="keyword">friend</span> FXAPI FXMat3f operator*(FXfloat x,<span class="keyword">const</span> FXMat3f& a); 00068 <span class="keyword">friend</span> FXAPI FXMat3f operator*(<span class="keyword">const</span> FXMat3f& a,FXfloat x); 00069 <span class="keyword">friend</span> FXAPI FXMat3f operator/(<span class="keyword">const</span> FXMat3f& a,FXfloat x); 00070 <span class="keyword">friend</span> FXAPI FXMat3f operator/(FXfloat x,<span class="keyword">const</span> FXMat3f& a); 00071 <span class="comment"></span> 00072 <span class="comment"> /// Multiply matrix and vector</span> 00073 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXVec3f operator*(<span class="keyword">const</span> FXVec3f& v,<span class="keyword">const</span> FXMat3f& m); 00074 <span class="keyword">friend</span> FXAPI FXVec3f operator*(<span class="keyword">const</span> FXMat3f& a,<span class="keyword">const</span> FXVec3f& v); 00075 <span class="comment"></span> 00076 <span class="comment"> /// Mutiply matrix and vector, for non-projective matrix</span> 00077 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXVec2f operator*(<span class="keyword">const</span> FXVec2f& v,<span class="keyword">const</span> FXMat3f& m); 00078 <span class="keyword">friend</span> FXAPI FXVec2f operator*(<span class="keyword">const</span> FXMat3f& a,<span class="keyword">const</span> FXVec2f& v); 00079 <span class="comment"></span> 00080 <span class="comment"> /// Set identity matrix</span> 00081 <span class="comment"></span> FXMat3f& eye(); 00082 <span class="comment"></span> 00083 <span class="comment"> /// Multiply by rotation of phi</span> 00084 <span class="comment"></span> FXMat3f& rot(FXfloat c,FXfloat s); 00085 FXMat3f& rot(FXfloat phi); 00086 <span class="comment"></span> 00087 <span class="comment"> /// Multiply by translation</span> 00088 <span class="comment"></span> FXMat3f& trans(FXfloat tx,FXfloat ty); 00089 <span class="comment"></span> 00090 <span class="comment"> /// Multiply by scaling</span> 00091 <span class="comment"></span> FXMat3f& scale(FXfloat sx,FXfloat sy); 00092 FXMat3f& scale(FXfloat s); 00093 <span class="comment"></span> 00094 <span class="comment"> /// Determinant</span> 00095 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXfloat det(<span class="keyword">const</span> FXMat3f& m); 00096 <span class="comment"></span> 00097 <span class="comment"> /// Transpose</span> 00098 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXMat3f transpose(<span class="keyword">const</span> FXMat3f& m); 00099 <span class="comment"></span> 00100 <span class="comment"> /// Invert</span> 00101 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXMat3f invert(<span class="keyword">const</span> FXMat3f& m); 00102 <span class="comment"></span> 00103 <span class="comment"> /// Save to a stream</span> 00104 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXStream& operator<<(FXStream& store,<span class="keyword">const</span> FXMat3f& m); 00105 <span class="comment"></span> 00106 <span class="comment"> /// Load from a stream</span> 00107 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXStream& operator>>(FXStream& store,FXMat3f& m); 00108 }; 00109 00110 } 00111 00112 <span class="preprocessor">#endif</span> </pre></div></font> <!--- COPYRIGHT --> <p> <table width=100% cellpadding=0 cellspacing=0><tr><td width=100% valign=top id=HEADLINE align=right> <img src='../art/line.gif' width=100% height=1><font size=-1> Copyright © 1997-2004 Jeroen van der Zijp</font> </td></tr></table> </p> <!--- COPYRIGHT --> </body> </html>