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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>u_light.h</h1><a href="u__light_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2001 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 <font class="preprocessor">#ifndef NL_U_LIGHT_H</font> +00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_U_LIGHT_H</font> +00028 <font class="preprocessor"></font> +00029 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font> +00030 <font class="preprocessor">#include "<a class="code" href="rgba_8h.html">nel/misc/rgba.h</a>"</font> +00031 <font class="preprocessor">#include "<a class="code" href="vector_8h.html">nel/misc/vector.h</a>"</font> +00032 +00033 +00034 <font class="keyword">namespace </font>NL3D +00035 { +00036 +00037 <font class="comment">// ***************************************************************************</font> +<a name="l00044"></a><a class="code" href="classNL3D_1_1ULight.html">00044</a> <font class="comment"></font><font class="keyword">class </font>ULight +00045 { +00046 <font class="keyword">public</font>: +00047 <font class="comment">// Three modes for the light</font> +<a name="l00048"></a><a class="code" href="classNL3D_1_1ULight.html#s3">00048</a> <font class="keyword">enum</font> <a class="code" href="classNL3D_1_1ULight.html#s3">TLightMode</a> +00049 { +00050 <font class="comment">// The light is directional.</font> +00051 <a class="code" href="classNL3D_1_1ULight.html#s3s0">DirectionalLight</a>, +00052 +00053 <font class="comment">// The light is a point.</font> +00054 <a class="code" href="classNL3D_1_1ULight.html#s3s1">PointLight</a>, +00055 +00056 <font class="comment">// The light is a spotlight with a cone.</font> +00057 <a class="code" href="classNL3D_1_1ULight.html#s3s2">SpotLight</a> +00058 }; +00059 +00063 <font class="keyword">static</font> ULight *<a class="code" href="classNL3D_1_1ULight.html#d0">createLight</a> (); +00064 +00066 +00067 +00069 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z46_0">setupDirectional</a> (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& ambiant, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& diffuse, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& specular, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& direction, +00070 <font class="keywordtype">float</font> constant=1, <font class="keywordtype">float</font> linear=0, <font class="keywordtype">float</font> quadratic=0) = 0; +00071 +00073 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z46_1">setupPointLight</a> (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& ambiant, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& diffuse, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& specular, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& position, +00074 <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& direction, <font class="keywordtype">float</font> constant=1, <font class="keywordtype">float</font> linear=0, <font class="keywordtype">float</font> quadratic=0) = 0; +00075 +00077 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z46_2">setupSpotLight</a> (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& ambiant, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& diffuse, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& specular, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& position, +00078 <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& direction, <font class="keywordtype">float</font> exponent, <font class="keywordtype">float</font> cutoff, <font class="keywordtype">float</font> constant=1, <font class="keywordtype">float</font> linear=0, <font class="keywordtype">float</font> quadratic=0) = 0; +00079 +00086 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z46_3">setupAttenuation</a> (<font class="keywordtype">float</font> farAttenuationBegin, <font class="keywordtype">float</font> farAttenuationEnd) = 0; +00087 +00094 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z46_4">setNoAttenuation</a> () = 0; +00095 +00102 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z46_5">setupSpotExponent</a> (<font class="keywordtype">float</font> hotSpotAngle) = 0; +00103 +00105 +00106 +00108 +00109 +00113 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_0">setMode</a> (ULight::TLightMode mode) = 0; +00114 +00118 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_1">setAmbiant</a> (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& ambiant) = 0; +00119 +00123 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_2">setDiffuse</a> (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& diffuse) = 0; +00124 +00128 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_3">setSpecular</a> (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>& specular) = 0; +00129 +00133 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_4">setPosition</a> (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& position) = 0; +00134 +00138 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_5">setDirection</a> (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& direction) = 0; +00139 +00143 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_6">setExponent</a> (<font class="keywordtype">float</font> exponent) = 0; +00144 +00148 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_7">setCutoff</a> (<font class="keywordtype">float</font> cutoff) = 0; +00149 +00157 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_8">setConstantAttenuation</a> (<font class="keywordtype">float</font> constant) = 0; +00158 +00166 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_9">setLinearAttenuation</a> (<font class="keywordtype">float</font> linear) = 0; +00167 +00175 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1ULight.html#z47_10">setQuadraticAttenuation</a> (<font class="keywordtype">float</font> quadratic) = 0; +00176 +00178 +00180 +00181 +00185 <font class="keyword">virtual</font> ULight::TLightMode <a class="code" href="classNL3D_1_1ULight.html#z48_0">getMode</a> () <font class="keyword">const</font> = 0; +00186 +00190 <font class="keyword">virtual</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> <a class="code" href="classNL3D_1_1ULight.html#z48_1">getAmbiant</a> () <font class="keyword">const</font> = 0; +00191 +00195 <font class="keyword">virtual</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> <a class="code" href="classNL3D_1_1ULight.html#z48_2">getDiffuse</a> () <font class="keyword">const</font> = 0; +00196 +00200 <font class="keyword">virtual</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> <a class="code" href="classNL3D_1_1ULight.html#z48_3">getSpecular</a> () <font class="keyword">const</font> = 0; +00201 +00205 <font class="keyword">virtual</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> <a class="code" href="classNL3D_1_1ULight.html#z48_4">getPosition</a> () <font class="keyword">const</font> = 0; +00206 +00210 <font class="keyword">virtual</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> <a class="code" href="classNL3D_1_1ULight.html#z48_5">getDirection</a> () <font class="keyword">const</font> = 0; +00211 +00215 <font class="keyword">virtual</font> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1ULight.html#z48_6">getExponent</a> () <font class="keyword">const</font> = 0; +00216 +00220 <font class="keyword">virtual</font> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1ULight.html#z48_7">getCutoff</a> () <font class="keyword">const</font> = 0; +00221 +00229 <font class="keyword">virtual</font> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1ULight.html#z48_8">getConstantAttenuation</a> () <font class="keyword">const</font> = 0; +00230 +00238 <font class="keyword">virtual</font> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1ULight.html#z48_9">getLinearAttenuation</a> () <font class="keyword">const</font> = 0; +00239 +00247 <font class="keyword">virtual</font> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1ULight.html#z48_10">getQuadraticAttenuation</a> () <font class="keyword">const</font> = 0; +00248 +00250 }; +00251 +00252 +00253 } <font class="comment">// NL3D</font> +00254 +00255 +00256 <font class="preprocessor">#endif // NL_U_LIGHT_H</font> +00257 <font class="preprocessor"></font> +00258 <font class="comment">/* End of u_light.h */</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> |