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<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>
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