<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>FXMat4f.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 4 x 4 M a t r i x *</span> 00004 <span class="comment">* *</span> 00005 <span class="comment">*********************************************************************************</span> 00006 <span class="comment">* Copyright (C) 1994,2004 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: FXMat4f.h,v 1.4 2004/02/08 17:17:33 fox Exp $ *</span> 00023 <span class="comment">********************************************************************************/</span> 00024 <span class="preprocessor">#ifndef FXMAT4F_H</span> 00025 <span class="preprocessor"></span><span class="preprocessor">#define FXMAT4F_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 4x4 matrix</span> <a name="l00032"></a><a class="code" href="classFX_1_1FXMat4f.html">00032</a> <span class="comment"></span><span class="keyword">class </span>FXAPI FXMat4f { 00033 <span class="keyword">protected</span>: 00034 <a class="code" href="classFX_1_1FXVec4f.html">FXVec4f</a> m[4]; <a name="l00035"></a><a class="code" href="classFX_1_1FXMat4f.html#a0">00035</a> <span class="keyword">public</span>:<span class="comment"></span> 00036 <span class="comment"> /// Constructors</span> 00037 <span class="comment"></span> FXMat4f(){} 00038 FXMat4f(FXfloat w); 00039 FXMat4f(FXfloat a00,FXfloat a01,FXfloat a02,FXfloat a03, 00040 FXfloat a10,FXfloat a11,FXfloat a12,FXfloat a13, 00041 FXfloat a20,FXfloat a21,FXfloat a22,FXfloat a23, 00042 FXfloat a30,FXfloat a31,FXfloat a32,FXfloat a33); 00043 FXMat4f(<span class="keyword">const</span> FXVec4f& a,<span class="keyword">const</span> FXVec4f& b,<span class="keyword">const</span> FXVec4f& c,<span class="keyword">const</span> FXVec4f& d); 00044 FXMat4f(<span class="keyword">const</span> FXMat4f& other); 00045 <span class="comment"></span> 00046 <span class="comment"> /// Assignment operators</span> 00047 <span class="comment"></span> FXMat4f& operator=(<span class="keyword">const</span> FXMat4f& other); 00048 FXMat4f& operator=(FXfloat w); 00049 FXMat4f& operator+=(<span class="keyword">const</span> FXMat4f& w); 00050 FXMat4f& operator-=(<span class="keyword">const</span> FXMat4f& w); 00051 FXMat4f& operator*=(FXfloat w); 00052 FXMat4f& operator*=(<span class="keyword">const</span> FXMat4f& w); 00053 FXMat4f& operator/=(FXfloat w); <a name="l00054"></a><a class="code" href="classFX_1_1FXMat4f.html#a12">00054</a> <span class="comment"></span> 00055 <span class="comment"> /// Indexing</span> 00056 <span class="comment"></span> <a class="code" href="classFX_1_1FXVec4f.html">FXVec4f</a>& operator[](FXint i){<span class="keywordflow">return</span> m[i];} 00057 <span class="keyword">const</span> FXVec4f& operator[](FXint i)<span class="keyword"> const </span>{<span class="keywordflow">return</span> m[i];} <a name="l00058"></a><a class="code" href="classFX_1_1FXMat4f.html#a14">00058</a> <span class="comment"></span> 00059 <span class="comment"> /// Conversion</span> 00060 <span class="comment"></span> operator FXfloat*(){<span class="keywordflow">return</span> m[0];} 00061 operator const FXfloat*()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m[0];} 00062 <span class="comment"></span> 00063 <span class="comment"> /// Other operators</span> 00064 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXMat4f operator+(<span class="keyword">const</span> FXMat4f& a,<span class="keyword">const</span> FXMat4f& b); 00065 <span class="keyword">friend</span> FXAPI FXMat4f operator-(<span class="keyword">const</span> FXMat4f& a,<span class="keyword">const</span> FXMat4f& b); 00066 <span class="keyword">friend</span> FXAPI FXMat4f operator-(<span class="keyword">const</span> FXMat4f& a); 00067 <span class="keyword">friend</span> FXAPI FXMat4f operator*(<span class="keyword">const</span> FXMat4f& a,<span class="keyword">const</span> FXMat4f& b); 00068 <span class="keyword">friend</span> FXAPI FXMat4f operator*(FXfloat x,<span class="keyword">const</span> FXMat4f& a); 00069 <span class="keyword">friend</span> FXAPI FXMat4f operator*(<span class="keyword">const</span> FXMat4f& a,FXfloat x); 00070 <span class="keyword">friend</span> FXAPI FXMat4f operator/(<span class="keyword">const</span> FXMat4f& a,FXfloat x); 00071 <span class="keyword">friend</span> FXAPI FXMat4f operator/(FXfloat x,<span class="keyword">const</span> FXMat4f& a); 00072 <span class="comment"></span> 00073 <span class="comment"> /// Multiply matrix and vector</span> 00074 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXVec4f operator*(<span class="keyword">const</span> FXVec4f& v,<span class="keyword">const</span> FXMat4f& m); 00075 <span class="keyword">friend</span> FXAPI FXVec4f operator*(<span class="keyword">const</span> FXMat4f& a,<span class="keyword">const</span> FXVec4f& v); 00076 <span class="comment"></span> 00077 <span class="comment"> /// Mutiply matrix and vector, for non-projective matrix</span> 00078 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXVec3f operator*(<span class="keyword">const</span> FXVec3f& v,<span class="keyword">const</span> FXMat4f& m); 00079 <span class="keyword">friend</span> FXAPI FXVec3f operator*(<span class="keyword">const</span> FXMat4f& a,<span class="keyword">const</span> FXVec3f& v); 00080 <span class="comment"></span> 00081 <span class="comment"> /// Set identity matrix</span> 00082 <span class="comment"></span> FXMat4f& eye(); 00083 <span class="comment"></span> 00084 <span class="comment"> /// Orthographic projection</span> 00085 <span class="comment"></span> FXMat4f& ortho(FXfloat left,FXfloat right,FXfloat bottom,FXfloat top,FXfloat hither,FXfloat yon); 00086 <span class="comment"></span> 00087 <span class="comment"> /// Perspective projection</span> 00088 <span class="comment"></span> FXMat4f& frustum(FXfloat left,FXfloat right,FXfloat bottom,FXfloat top,FXfloat hither,FXfloat yon); 00089 <span class="comment"></span> 00090 <span class="comment"> /// Multiply by left-hand matrix</span> 00091 <span class="comment"></span> FXMat4f& left(); 00092 <span class="comment"></span> 00093 <span class="comment"> /// Multiply by rotation about unit-quaternion</span> 00094 <span class="comment"></span> FXMat4f& rot(<span class="keyword">const</span> FXQuatf& q); 00095 <span class="comment"></span> 00096 <span class="comment"> /// Multiply by rotation c,s about axis</span> 00097 <span class="comment"></span> FXMat4f& rot(<span class="keyword">const</span> FXVec3f& v,FXfloat c,FXfloat s); 00098 <span class="comment"></span> 00099 <span class="comment"> /// Multiply by rotation of phi about axis</span> 00100 <span class="comment"></span> FXMat4f& rot(<span class="keyword">const</span> FXVec3f& v,FXfloat phi); 00101 <span class="comment"></span> 00102 <span class="comment"> /// Multiply by x-rotation</span> 00103 <span class="comment"></span> FXMat4f& xrot(FXfloat c,FXfloat s); 00104 FXMat4f& xrot(FXfloat phi); 00105 <span class="comment"></span> 00106 <span class="comment"> /// Multiply by y-rotation</span> 00107 <span class="comment"></span> FXMat4f& yrot(FXfloat c,FXfloat s); 00108 FXMat4f& yrot(FXfloat phi); 00109 <span class="comment"></span> 00110 <span class="comment"> /// Multiply by z-rotation</span> 00111 <span class="comment"></span> FXMat4f& zrot(FXfloat c,FXfloat s); 00112 FXMat4f& zrot(FXfloat phi); 00113 <span class="comment"></span> 00114 <span class="comment"> /// Look at</span> 00115 <span class="comment"></span> FXMat4f& look(<span class="keyword">const</span> FXVec3f& eye,<span class="keyword">const</span> FXVec3f& cntr,<span class="keyword">const</span> FXVec3f& vup); 00116 <span class="comment"></span> 00117 <span class="comment"> /// Multiply by translation</span> 00118 <span class="comment"></span> FXMat4f& trans(FXfloat tx,FXfloat ty,FXfloat tz); 00119 FXMat4f& trans(<span class="keyword">const</span> FXVec3f& v); 00120 <span class="comment"></span> 00121 <span class="comment"> /// Multiply by scaling</span> 00122 <span class="comment"></span> FXMat4f& scale(FXfloat sx,FXfloat sy,FXfloat sz); 00123 FXMat4f& scale(FXfloat s); 00124 FXMat4f& scale(<span class="keyword">const</span> FXVec3f& v); 00125 <span class="comment"></span> 00126 <span class="comment"> /// Determinant</span> 00127 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXfloat det(<span class="keyword">const</span> FXMat4f& m); 00128 <span class="comment"></span> 00129 <span class="comment"> /// Transpose</span> 00130 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXMat4f transpose(<span class="keyword">const</span> FXMat4f& m); 00131 <span class="comment"></span> 00132 <span class="comment"> /// Invert</span> 00133 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXMat4f invert(<span class="keyword">const</span> FXMat4f& m); 00134 <span class="comment"></span> 00135 <span class="comment"> /// Save to a stream</span> 00136 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXStream& operator<<(FXStream& store,<span class="keyword">const</span> FXMat4f& m); 00137 <span class="comment"></span> 00138 <span class="comment"> /// Load from a stream</span> 00139 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXStream& operator>>(FXStream& store,FXMat4f& m); 00140 }; 00141 00142 } 00143 00144 <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>