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doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>vector_inline.h</h1><a href="vector__inline_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font> +00008 <font class="comment"> *</font> +00009 <font class="comment"> * This file is part of NEVRAX NEL.</font> +00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font> +00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font> +00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font> +00013 <font class="comment"> * any later version.</font> +00014 <font class="comment"></font> +00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font> +00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font> +00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font> +00018 <font class="comment"> * General Public License for more details.</font> +00019 <font class="comment"></font> +00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font> +00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font> +00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font> +00023 <font class="comment"> * MA 02111-1307, USA.</font> +00024 <font class="comment"> */</font> +00025 +00026 +00027 <font class="preprocessor">#ifndef NL_VECTOR_INLINE_H</font> +00028 <font class="preprocessor"></font><font class="preprocessor">#define NL_VECTOR_INLINE_H</font> +00029 <font class="preprocessor"></font> +00030 +00031 <font class="preprocessor">#include "<a class="code" href="common_8h.html">nel/misc/common.h</a>"</font> +00032 +00033 +00034 <font class="keyword">namespace </font>NLMISC +00035 { +00036 +00037 +00038 <font class="comment">// ============================================================================================</font> +00039 <font class="comment">// Base Maths.</font> +<a name="l00040"></a><a class="code" href="classNLMISC_1_1CVector.html#z330_0">00040</a> <font class="keyword">inline</font> CVector &CVector::operator+=(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>) +00041 { +00042 <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>+=<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x; +00043 <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>+=<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y; +00044 <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>+=<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z; +00045 <font class="keywordflow">return</font> *<font class="keyword">this</font>; +00046 } +<a name="l00047"></a><a class="code" href="classNLMISC_1_1CVector.html#z330_1">00047</a> <font class="keyword">inline</font> CVector &CVector::operator-=(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>) +00048 { +00049 <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>-=<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x; +00050 <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>-=<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y; +00051 <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>-=<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z; +00052 <font class="keywordflow">return</font> *<font class="keyword">this</font>; +00053 } +<a name="l00054"></a><a class="code" href="classNLMISC_1_1CVector.html#z330_2">00054</a> <font class="keyword">inline</font> CVector &CVector::operator*=(<font class="keywordtype">float</font> f) +00055 { +00056 <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>*=f; +00057 <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>*=f; +00058 <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*=f; +00059 <font class="keywordflow">return</font> *<font class="keyword">this</font>; +00060 } +<a name="l00061"></a><a class="code" href="classNLMISC_1_1CVector.html#z330_3">00061</a> <font class="keyword">inline</font> CVector &CVector::operator/=(<font class="keywordtype">float</font> f) +00062 { +00063 <font class="keywordflow">return</font> *<font class="keyword">this</font>*= (1.0f/f); +00064 } +<a name="l00065"></a><a class="code" href="classNLMISC_1_1CVector.html#z330_4">00065</a> <font class="keyword">inline</font> CVector <a class="code" href="ucstring_8h.html#a6">CVector::operator+</a>(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const</font> +00066 <font class="keyword"></font>{ +00067 <a class="code" href="classNLMISC_1_1CVector.html#z329_0">CVector</a> ret(<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>+<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x, <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>+<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y, <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>+<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z); +00068 <font class="keywordflow">return</font> ret; +00069 } +<a name="l00070"></a><a class="code" href="classNLMISC_1_1CVector.html#z330_5">00070</a> <font class="keyword">inline</font> CVector CVector::operator-(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const</font> +00071 <font class="keyword"></font>{ +00072 <a class="code" href="classNLMISC_1_1CVector.html#z329_0">CVector</a> ret(<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x, <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y, <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z); +00073 <font class="keywordflow">return</font> ret; +00074 } +<a name="l00075"></a><a class="code" href="classNLMISC_1_1CVector.html#z330_6">00075</a> <font class="keyword">inline</font> CVector CVector::operator*(<font class="keywordtype">float</font> f)<font class="keyword"> const</font> +00076 <font class="keyword"></font>{ +00077 <a class="code" href="classNLMISC_1_1CVector.html#z329_0">CVector</a> ret(<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>*f, <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>*f, <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*f); +00078 <font class="keywordflow">return</font> ret; +00079 } +<a name="l00080"></a><a class="code" href="classNLMISC_1_1CVector.html#z330_7">00080</a> <font class="keyword">inline</font> CVector CVector::operator/(<font class="keywordtype">float</font> f)<font class="keyword"> const</font> +00081 <font class="keyword"></font>{ +00082 <font class="keywordflow">return</font> *<font class="keyword">this</font>*(1.0f/f); +00083 } +<a name="l00084"></a><a class="code" href="classNLMISC_1_1CVector.html#z330_8">00084</a> <font class="keyword">inline</font> CVector CVector::operator-()<font class="keyword"> const</font> +00085 <font class="keyword"></font>{ +00086 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CVector.html#z329_0">CVector</a>(-<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>,-<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>,-<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>); +00087 } +<a name="l00088"></a><a class="code" href="classNLMISC_1_1CVector.html#a283">00088</a> <font class="keyword">inline</font> CVector <a class="code" href="namespaceNLMISC.html#a273">operator*</a>(<font class="keywordtype">float</font> f, <font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>) +00089 { +00090 CVector ret(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x*f, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y*f, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z*f); +00091 <font class="keywordflow">return</font> ret; +00092 } +00093 +00094 +00095 <font class="comment">// ============================================================================================</font> +00096 <font class="comment">// Advanced Maths.</font> +<a name="l00097"></a><a class="code" href="classNLMISC_1_1CVector.html#z331_0">00097</a> <font class="keyword">inline</font> <font class="keywordtype">float</font> CVector::operator*(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const</font> +00098 <font class="keyword"></font>{ +00099 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x + <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y + <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z; +00100 } +<a name="l00101"></a><a class="code" href="classNLMISC_1_1CVector.html#z331_1">00101</a> <font class="keyword">inline</font> CVector CVector::operator^(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const</font> +00102 <font class="keyword"></font>{ +00103 <a class="code" href="classNLMISC_1_1CVector.html#z329_0">CVector</a> ret; +00104 +00105 ret.x= <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z - <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y; +00106 ret.y= <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x - <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z; +00107 ret.z= <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y - <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x; +00108 +00109 <font class="keywordflow">return</font> ret; +00110 } +<a name="l00111"></a><a class="code" href="classNLMISC_1_1CVector.html#z331_3">00111</a> <font class="keyword">inline</font> <font class="keywordtype">float</font> CVector::sqrnorm()<font class="keyword"> const</font> +00112 <font class="keyword"></font>{ +00113 <font class="keywordflow">return</font> (float)(<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>*<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a> + <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>*<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a> + <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>); +00114 } +<a name="l00115"></a><a class="code" href="classNLMISC_1_1CVector.html#z331_2">00115</a> <font class="keyword">inline</font> <font class="keywordtype">float</font> CVector::norm()<font class="keyword"> const</font> +00116 <font class="keyword"></font>{ +00117 <font class="keywordflow">return</font> (float)sqrt(<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>*<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a> + <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>*<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a> + <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>); +00118 } +<a name="l00119"></a><a class="code" href="classNLMISC_1_1CVector.html#z331_4">00119</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CVector::normalize() +00120 { +00121 <font class="keywordtype">float</font> n=<a class="code" href="classNLMISC_1_1CVector.html#z331_2">norm</a>(); +00122 <font class="keywordflow">if</font>(n) +00123 *<font class="keyword">this</font>/=n; +00124 } +<a name="l00125"></a><a class="code" href="classNLMISC_1_1CVector.html#z331_5">00125</a> <font class="keyword">inline</font> CVector CVector::normed()<font class="keyword"> const</font> +00126 <font class="keyword"></font>{ +00127 <a class="code" href="classNLMISC_1_1CVector.html#z329_0">CVector</a> ret; +00128 ret= *<font class="keyword">this</font>; +00129 ret.normalize(); +00130 <font class="keywordflow">return</font> ret; +00131 } +00132 +00133 +00134 <font class="comment">// ============================================================================================</font> +00135 <font class="comment">// Misc.</font> +<a name="l00136"></a><a class="code" href="classNLMISC_1_1CVector.html#z332_0">00136</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CVector::set(<font class="keywordtype">float</font> _x, <font class="keywordtype">float</font> _y, <font class="keywordtype">float</font> _z) +00137 { +00138 <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>=_x; <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>=_y; <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>=_z; +00139 } +<a name="l00140"></a><a class="code" href="classNLMISC_1_1CVector.html#z332_1">00140</a> <font class="keyword">inline</font> <font class="keywordtype">bool</font> CVector::operator==(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const </font> +00141 <font class="keyword"></font>{ +00142 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>==<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x && <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>==<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y && <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>==<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z; +00143 } +<a name="l00144"></a><a class="code" href="classNLMISC_1_1CVector.html#z332_2">00144</a> <font class="keyword">inline</font> <font class="keywordtype">bool</font> CVector::operator!=(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const </font> +00145 <font class="keyword"></font>{ +00146 <font class="keywordflow">return</font> !(*<font class="keyword">this</font>==<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>); +00147 } +<a name="l00148"></a><a class="code" href="classNLMISC_1_1CVector.html#z332_3">00148</a> <font class="keyword">inline</font> <font class="keywordtype">bool</font> CVector::isNull()<font class="keyword"> const</font> +00149 <font class="keyword"></font>{ +00150 <font class="keywordflow">return</font> *<font class="keyword">this</font>==CVector::Null; +00151 } +<a name="l00152"></a><a class="code" href="classNLMISC_1_1CVector.html#z332_4">00152</a> <font class="keyword">inline</font> <font class="keywordtype">bool</font> <a class="code" href="zone__lighter_8cpp.html#a13">CVector::operator<</a>(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const</font> +00153 <font class="keyword"></font>{ +00154 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>!=<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x) +00155 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a><<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x; +00156 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>!=<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y) +00157 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a><<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y; +00158 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a><<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z; +00159 } +00160 +<a name="l00161"></a><a class="code" href="classNLMISC_1_1CVector.html#z332_6">00161</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CVector::cartesianToSpheric(<font class="keywordtype">float</font> &<a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>, <font class="keywordtype">float</font> &theta,<font class="keywordtype">float</font> &phi)<font class="keyword"> const</font> +00162 <font class="keyword"></font>{ +00163 <a class="code" href="classNLMISC_1_1CVector.html#z329_0">CVector</a> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>; +00164 +00165 <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>= <a class="code" href="classNLMISC_1_1CVector.html#z331_2">norm</a>(); +00166 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>= <a class="code" href="classNLMISC_1_1CVector.html#z331_5">normed</a>(); +00167 +00168 <font class="comment">// phi E [-PI/2 et PI/2]</font> +00169 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z, -1.0f, 1.0f); +00170 phi= (float)asin(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z); +00171 +00172 <font class="comment">// theta [-PI,PI]</font> +00173 theta= (float)atan2(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y,<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x); +00174 } +<a name="l00175"></a><a class="code" href="classNLMISC_1_1CVector.html#z332_5">00175</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CVector::sphericToCartesian(<font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>, <font class="keywordtype">float</font> theta,<font class="keywordtype">float</font> phi) +00176 { +00177 <font class="keywordtype">double</font> ct= cos(theta); +00178 <font class="keywordtype">double</font> st= sin(theta); +00179 <font class="keywordtype">double</font> cp= cos(phi); +00180 <font class="keywordtype">double</font> sp= sin(phi); +00181 +00182 <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>= (float)(<a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>*ct*cp); +00183 <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>= (float)(<a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>*st*cp); +00184 <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>= (float)(<a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>*sp); +00185 } +<a name="l00186"></a><a class="code" href="classNLMISC_1_1CVector.html#z332_7">00186</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CVector::minof(<font class="keyword">const</font> CVector &a, <font class="keyword">const</font> CVector &b) +00187 { +00188 <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>= <a class="code" href="bit__set_8cpp.html#a0">std::min</a>(a.x, b.x); +00189 <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>= <a class="code" href="bit__set_8cpp.html#a0">std::min</a>(a.y, b.y); +00190 <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>= <a class="code" href="bit__set_8cpp.html#a0">std::min</a>(a.z, b.z); +00191 } +<a name="l00192"></a><a class="code" href="classNLMISC_1_1CVector.html#z332_8">00192</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CVector::maxof(<font class="keyword">const</font> CVector &a, <font class="keyword">const</font> CVector &b) +00193 { +00194 <a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>= std::max(a.x, b.x); +00195 <a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>= std::max(a.y, b.y); +00196 <a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>= std::max(a.z, b.z); +00197 } +<a name="l00198"></a><a class="code" href="classNLMISC_1_1CVector.html#z332_9">00198</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CVector::serial(IStream &f) +00199 { +00200 f.serial(<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>,<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>,<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>); +00201 } +00202 +00203 +00204 } +00205 +00206 +00207 <font class="preprocessor">#endif</font> +00208 <font class="preprocessor"></font> +</pre></div> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |