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authorneodarz <neodarz@neodarz.net>2018-08-11 20:21:34 +0200
committerneodarz <neodarz@neodarz.net>2018-08-11 20:21:34 +0200
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+<hr><h1>ps_util.cpp</h1><a href="ps__util_8cpp.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">#include "<a class="code" href="std3d_8h.html">std3d.h</a>"</font>
+00027
+00028
+00029 <font class="preprocessor">#include "<a class="code" href="aabbox_8h.html">nel/misc/aabbox.h</a>"</font>
+00030 <font class="preprocessor">#include "<a class="code" href="matrix_8h.html">nel/misc/matrix.h</a>"</font>
+00031
+00032 <font class="preprocessor">#include "<a class="code" href="ps__util_8h.html">3d/ps_util.h</a>"</font>
+00033 <font class="preprocessor">#include "<a class="code" href="particle__system_8h.html">3d/particle_system.h</a>"</font>
+00034 <font class="preprocessor">#include "<a class="code" href="driver_8h.html">3d/driver.h</a>"</font>
+00035 <font class="preprocessor">#include "<a class="code" href="vertex__buffer_8h.html">3d/vertex_buffer.h</a>"</font>
+00036 <font class="preprocessor">#include "<a class="code" href="3d_2primitive__block_8h.html">3d/primitive_block.h</a>"</font>
+00037 <font class="preprocessor">#include "<a class="code" href="material_8h.html">3d/material.h</a>"</font>
+00038 <font class="preprocessor">#include "<a class="code" href="nelu_8h.html">3d/nelu.h</a>"</font>
+00039 <font class="preprocessor">#include "<a class="code" href="font__generator_8h.html">3d/font_generator.h</a>"</font>
+00040 <font class="preprocessor">#include "<a class="code" href="font__manager_8h.html">3d/font_manager.h</a>"</font>
+00041 <font class="preprocessor">#include "<a class="code" href="computed__string_8h.html">3d/computed_string.h</a>"</font>
+00042 <font class="preprocessor">#include "<a class="code" href="dru_8h.html">3d/dru.h</a>"</font>
+00043 <font class="preprocessor">#include "<a class="code" href="ps__located_8h.html">3d/ps_located.h</a>"</font>
+00044 <font class="preprocessor">#include "<a class="code" href="ps__sound_8h.html">3d/ps_sound.h</a>"</font>
+00045
+00046 <font class="preprocessor">#include "<a class="code" href="particle__system__shape_8h.html">3d/particle_system_shape.h</a>"</font>
+00047
+00048
+00049
+00050 <font class="keyword">namespace </font>NL3D {
+00051
+00052
+00053 <font class="keyword">using</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>;
+00054
+00055
+00056 <font class="comment">//#ifdef NL_DEBUG</font>
+<a name="l00057"></a><a class="code" href="structNL3D_1_1CPSUtil.html#r0">00057</a> <font class="keywordtype">bool</font> CPSUtil::_CosTableInitialized = <font class="keyword">false</font>;
+<a name="l00058"></a><a class="code" href="structNL3D_1_1CPSUtil.html#r1">00058</a> <font class="keywordtype">bool</font> CPSUtil::_PerlinNoiseTableInitialized = <font class="keyword">false</font>;
+00059 <font class="comment">//#endif</font>
+00060
+<a name="l00061"></a><a class="code" href="structNL3D_1_1CPSUtil.html#r2">00061</a> <font class="keywordtype">float</font> CPSUtil::_CosTable[256];
+<a name="l00062"></a><a class="code" href="structNL3D_1_1CPSUtil.html#r3">00062</a> <font class="keywordtype">float</font> CPSUtil::_SinTable[256];
+<a name="l00063"></a><a class="code" href="structNL3D_1_1CPSUtil.html#r4">00063</a> <font class="keywordtype">float</font> CPSUtil::_PerlinNoiseTab[1024];
+00064
+00065
+00066
+00067
+00068 <font class="comment">//==========================================================================</font>
+<a name="l00069"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d15">00069</a> <font class="keywordtype">void</font> CPSUtil::initPerlinNoiseTable(<font class="keywordtype">void</font>)
+00070 {
+00071 <font class="keywordflow">for</font> (uint32 k = 0; k &lt; 1024; ++k)
+00072 {
+00073 <a class="code" href="structNL3D_1_1CPSUtil.html#r4">_PerlinNoiseTab</a>[k] = (rand() % 30000) / 30000.f;
+00074 }
+00075 <font class="comment">//#ifdef NL_DEBUG</font>
+00076 <a class="code" href="structNL3D_1_1CPSUtil.html#r1">_PerlinNoiseTableInitialized</a> = <font class="keyword">true</font>;
+00077 <font class="comment">//#endif</font>
+00078 }
+00079
+00080 <font class="comment">//==========================================================================</font>
+<a name="l00081"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d13">00081</a> <font class="keywordtype">void</font> CPSUtil::initFastCosNSinTable(<font class="keywordtype">void</font>)
+00082 {
+00083 <font class="keywordflow">for</font> (uint32 k = 0; k &lt; 256; k++)
+00084 {
+00085 <font class="keyword">const</font> <font class="keywordtype">float</font> angle = k / 256.0f * 2.0f * float(NLMISC::Pi);
+00086 <a class="code" href="structNL3D_1_1CPSUtil.html#r2">_CosTable</a>[k] = (float) cos( angle );
+00087 <a class="code" href="structNL3D_1_1CPSUtil.html#r3">_SinTable</a>[k] = (float) sin( angle );
+00088 }
+00089 <font class="comment">//#ifdef NL_DEBUG</font>
+00090 <a class="code" href="structNL3D_1_1CPSUtil.html#r0">_CosTableInitialized</a> = <font class="keyword">true</font>;
+00091 <font class="comment">//#endif</font>
+00092 }
+00093
+00094 <font class="comment">//==========================================================================</font>
+<a name="l00095"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d0">00095</a> <font class="keywordtype">void</font> CPSUtil::registerSerialParticleSystem(<font class="keywordtype">void</font>)
+00096 {
+00097 <a class="code" href="class__registry_8h.html#a1">NLMISC_REGISTER_CLASS</a>(CPSLocated);
+00098 <a class="code" href="class__registry_8h.html#a1">NLMISC_REGISTER_CLASS</a>(CParticleSystemShape);
+00099 <a class="code" href="class__registry_8h.html#a1">NLMISC_REGISTER_CLASS</a>(CPSSound);
+00100
+00101
+00102 <a class="code" href="structNL3D_1_1CPSUtil.html#f1">registerParticles</a>();
+00103 <a class="code" href="structNL3D_1_1CPSUtil.html#f0">registerForces</a>();
+00104 <a class="code" href="structNL3D_1_1CPSUtil.html#f2">registerEmitters</a>();
+00105 <a class="code" href="structNL3D_1_1CPSUtil.html#f3">registerZones</a>();
+00106 <a class="code" href="structNL3D_1_1CPSUtil.html#f4">registerAttribs</a>();
+00107
+00108
+00109 <font class="comment">// while we are here, we perform some important inits </font>
+00110 <a class="code" href="structNL3D_1_1CPSUtil.html#d13">initFastCosNSinTable</a>(); <font class="comment">// init fast cosine lookup table</font>
+00111 <a class="code" href="structNL3D_1_1CPSUtil.html#d15">initPerlinNoiseTable</a>(); <font class="comment">// init perlin noise table </font>
+00112 }
+00113
+00114 <font class="comment">//==========================================================================</font>
+<a name="l00115"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d1">00115</a> <font class="keywordtype">void</font> CPSUtil::displayBBox(<a class="code" href="classNL3D_1_1IDriver.html">NL3D::IDriver</a> *driver, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CAABBox.html">NLMISC::CAABBox</a> &amp;box, <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> col <font class="comment">/* = NLMISC::CRGBA::White */</font>)
+00116 {
+00117 CVector max = box.<a class="code" href="classNLMISC_1_1CAABBox.html#z264_1">getMax</a>()
+00118 ,<a class="code" href="bit__set_8cpp.html#a0">min</a> = box.<a class="code" href="classNLMISC_1_1CAABBox.html#z264_0">getMin</a>();
+00119 CVertexBuffer vb;
+00120 vb.setVertexFormat(CVertexBuffer::PositionFlag);
+00121 vb.setNumVertices(8);
+00122
+00123 vb.setVertexCoord(0, <a class="code" href="bit__set_8cpp.html#a0">min</a>);
+00124 vb.setVertexCoord(1, CVector(max.x, <a class="code" href="bit__set_8cpp.html#a0">min</a>.y, <a class="code" href="bit__set_8cpp.html#a0">min</a>.z));
+00125 vb.setVertexCoord(2, CVector(<a class="code" href="bit__set_8cpp.html#a0">min</a>.x, max.y, <a class="code" href="bit__set_8cpp.html#a0">min</a>.z));
+00126 vb.setVertexCoord(3, CVector(max.x, max.y, <a class="code" href="bit__set_8cpp.html#a0">min</a>.z));
+00127 vb.setVertexCoord(4, CVector(<a class="code" href="bit__set_8cpp.html#a0">min</a>.x, <a class="code" href="bit__set_8cpp.html#a0">min</a>.y, max.z));
+00128 vb.setVertexCoord(5, CVector(max.x, <a class="code" href="bit__set_8cpp.html#a0">min</a>.y, max.z));
+00129 vb.setVertexCoord(6, CVector(<a class="code" href="bit__set_8cpp.html#a0">min</a>.x, max.y, max.z));
+00130 vb.setVertexCoord(7, max);
+00131
+00132
+00133 CMaterial material;
+00134
+00135 material.setColor(col);
+00136 material.setLighting(<font class="keyword">false</font>);
+00137 material.setBlendFunc(CMaterial::one, CMaterial::one);
+00138 material.setZWrite(<font class="keyword">false</font>);
+00139 material.setBlend(<font class="keyword">true</font>);
+00140
+00141
+00142
+00143 CPrimitiveBlock pb;
+00144 pb.reserveLine(12);
+00145 pb.addLine(0, 1);
+00146 pb.addLine(1, 5);
+00147 pb.addLine(5, 4);
+00148 pb.addLine(4, 0);
+00149 pb.addLine(0, 2);
+00150 pb.addLine(1, 3);
+00151 pb.addLine(4, 6);
+00152 pb.addLine(5, 7);
+00153 pb.addLine(6, 7);
+00154 pb.addLine(7, 3);
+00155 pb.addLine(3, 2);
+00156 pb.addLine(2, 6);
+00157
+00158
+00159
+00160 driver-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a>(vb);
+00161 driver-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a41">render</a>(pb, material);
+00162 }
+00163
+00164
+00165 <font class="comment">//==========================================================================</font>
+<a name="l00166"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d8">00166</a> <font class="keywordtype">void</font> CPSUtil::displayArrow(IDriver *driver, <font class="keyword">const</font> CVector &amp;start, <font class="keyword">const</font> CVector &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>, <font class="keywordtype">float</font> size, CRGBA col1, CRGBA col2)
+00167 {
+00168
+00169 <font class="keyword">const</font> <font class="keywordtype">float</font> coneSize = size * 0.1f;
+00170
+00171 uint32 vTab[] = { 1, 2, 4,
+00172 4, 2, 3,
+00173 1, 2, 0,
+00174 2, 3, 0,
+00175 3, 4, 0,
+00176 4, 1, 0 };
+00177
+00178 CVector end = start + size * <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>;
+00179 CDRU::drawLine(start, end, col1, *driver);
+00180 CMatrix m;
+00181 <a class="code" href="structNL3D_1_1CPSUtil.html#d10">buildSchmidtBasis</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>, m);
+00182
+00183 CVertexBuffer vb;
+00184 vb.setVertexFormat(CVertexBuffer::PositionFlag);
+00185 vb.setNumVertices(5);
+00186
+00187
+00188
+00189 vb.setVertexCoord(0, end + m * CVector(0, 0, 3.0f * coneSize) );
+00190 vb.setVertexCoord(1, end + m * CVector(-coneSize, -coneSize, 0) );
+00191 vb.setVertexCoord(2, end + m * CVector(coneSize, -coneSize, 0) );
+00192 vb.setVertexCoord(3, end + m * CVector(coneSize, coneSize, 0) );
+00193 vb.setVertexCoord(4, end + m * CVector(-coneSize, coneSize, 0) );
+00194
+00195 CMaterial material;
+00196
+00197 material.setColor(col2);
+00198 material.setLighting(<font class="keyword">false</font>);
+00199 material.setBlendFunc(CMaterial::one, CMaterial::one);
+00200 material.setZWrite(<font class="keyword">false</font>);
+00201 material.setBlend(<font class="keyword">true</font>);
+00202 material.setDoubleSided(<font class="keyword">true</font>);
+00203
+00204 driver-&gt;activeVertexBuffer(vb, 0, 5);
+00205 driver-&gt;renderTriangles(material, vTab, 6);
+00206 }
+00207
+00208 <font class="comment">//==========================================================================</font>
+<a name="l00209"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d7">00209</a> <font class="keywordtype">void</font> CPSUtil::displayBasis(IDriver *driver, <font class="keyword">const</font> CMatrix &amp;modelMat, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CMatrix.html">NLMISC::CMatrix</a> &amp;m, <font class="keywordtype">float</font> size, CFontGenerator &amp;fg, CFontManager &amp;fm)
+00210 {
+00211 CMaterial material;
+00212
+00213 driver-&gt;setupModelMatrix(modelMat);
+00214
+00215
+00216
+00217 <a class="code" href="structNL3D_1_1CPSUtil.html#d8">displayArrow</a>(driver, m.<a class="code" href="classNLMISC_1_1CMatrix.html#z291_4">getPos</a>(), m.<a class="code" href="classNLMISC_1_1CMatrix.html#z291_7">getI</a>(), size, CRGBA(127, 127, 127), CRGBA(0, 0, 80));
+00218 <a class="code" href="structNL3D_1_1CPSUtil.html#d8">displayArrow</a>(driver, m.<a class="code" href="classNLMISC_1_1CMatrix.html#z291_4">getPos</a>(), m.<a class="code" href="classNLMISC_1_1CMatrix.html#z291_8">getJ</a>(), size, CRGBA(127, 127, 127), CRGBA(0, 0, 80));
+00219 <a class="code" href="structNL3D_1_1CPSUtil.html#d8">displayArrow</a>(driver, m.<a class="code" href="classNLMISC_1_1CMatrix.html#z291_4">getPos</a>(), m.<a class="code" href="classNLMISC_1_1CMatrix.html#z291_9">getK</a>(), size, CRGBA(127, 127, 127), CRGBA(200, 0, 80));
+00220
+00221
+00222 <font class="comment">// draw the letters</font>
+00223
+00224 CPSUtil::print(driver, std::string(<font class="stringliteral">"x"</font>), fg, fm, modelMat * m * CVector(1.4f * size, 0, 0), 15.0f * size);
+00225 CPSUtil::print(driver, std::string(<font class="stringliteral">"y"</font>), fg, fm, modelMat * m * CVector(0, 1.4f * size, 0), 15.0f * size);
+00226 CPSUtil::print(driver, std::string(<font class="stringliteral">"z"</font>), fg, fm, modelMat * m * CVector(0, 0, 1.4f * size), 15.0f * size);
+00227
+00228 };
+00229
+00230
+00231 <font class="comment">//==========================================================================</font>
+<a name="l00232"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d9">00232</a> <font class="keywordtype">void</font> CPSUtil::print(IDriver *driver, <font class="keyword">const</font> std::string &amp;text, CFontGenerator &amp;fg, CFontManager &amp;fm, <font class="keyword">const</font> CVector &amp;pos, <font class="keywordtype">float</font> size)
+00233 {
+00234 <a class="code" href="debug_8h.html#a6">nlassert</a>((&amp;fg) &amp;&amp; (&amp;fm));
+00235 CComputedString cptedString;
+00236 fm.computeString ( text,
+00237 &amp;fg,
+00238 CRGBA(255,255,255),
+00239 16,
+00240 driver,
+00241 cptedString);
+00242
+00243
+00244 CMatrix mat = driver-&gt;getViewMatrix();
+00245 mat.setPos(CVector::Null);
+00246 mat.scale(CVector(size, size, size));
+00247 mat.transpose();
+00248 mat.setPos(pos);
+00249 cptedString.render3D(*driver, mat);
+00250 }
+00251
+00252
+00253 <font class="comment">//==========================================================================</font>
+<a name="l00254"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d10">00254</a> <font class="keywordtype">void</font> CPSUtil::buildSchmidtBasis(<font class="keyword">const</font> CVector &amp;k_, <a class="code" href="classNLMISC_1_1CMatrix.html">NLMISC::CMatrix</a> &amp;result)
+00255 {
+00256 <font class="keyword">const</font> <font class="keywordtype">float</font> epsilon = 10E-4f;
+00257
+00258
+00259 CVector k = k_;
+00260 k.normalize();
+00261 CVector i;
+00262 <font class="keywordflow">if</font> ((1.0f - fabsf(k * CVector::I)) &gt; epsilon)
+00263 {
+00264 i = k ^ CVector::I;
+00265 }
+00266 <font class="keywordflow">else</font>
+00267 <font class="keywordflow">if</font> ((1.0f - fabs(k * CVector::J)) &gt; epsilon)
+00268 {
+00269 i = k ^ CVector::J;
+00270 }
+00271 <font class="keywordflow">else</font>
+00272 {
+00273 i = k ^ CVector::K;
+00274 }
+00275
+00276 i = i - (k * i) * k;
+00277 i.normalize();
+00278 result.<a class="code" href="classNLMISC_1_1CMatrix.html#z290_1">setRot</a>(i, k ^ i, k, <font class="keyword">true</font>);
+00279 }
+00280
+00281
+00282 <font class="comment">//==========================================================================</font>
+<a name="l00283"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d2">00283</a> <font class="keywordtype">void</font> CPSUtil::displaySphere(IDriver &amp;driver, <font class="keywordtype">float</font> radius, <font class="keyword">const</font> CVector &amp;center, uint nbSubdiv, CRGBA color)
+00284 {
+00285 uint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, k;
+00286 CVector p, p1, p2;
+00287
+00288 <font class="keyword">static</font> <font class="keyword">const</font> CVector lK[] = { CVector::I, -CVector::I
+00289 ,CVector::J, -CVector::J
+00290 ,CVector::K, -CVector::K };
+00291
+00292 <font class="comment">/* static const CVector lI = { CVector::J, -CVector::J</font>
+00293 <font class="comment"> ,CVector::K, -CVector::K</font>
+00294 <font class="comment"> ,CVector::I, -CVector::I };*/</font>
+00295
+00296
+00297
+00298 <font class="keywordflow">for</font> (k = 0; k &lt; 6; ++k)
+00299 {
+00300 <font class="keyword">const</font> CVector &amp;I = lK[(k + 2) % 6];
+00301 <font class="keyword">const</font> CVector &amp;K = lK[k];
+00302 <font class="keyword">const</font> CVector J = K ^ I;
+00303
+00304 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = 0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> &lt; nbSubdiv; ++<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>)
+00305 {
+00306 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = 0; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> &lt; nbSubdiv; ++<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>)
+00307 {
+00308 p = ((2.f * <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> / float(nbSubdiv) ) - 1.f) * I + ((2.f * <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> / float(nbSubdiv) ) - 1.f) * J + K;
+00309 p1 = p + 2.f / float(nbSubdiv) * I;
+00310 p2 = p + 2.f / float(nbSubdiv) * J;
+00311
+00312 p.normalize();
+00313 p1.normalize();
+00314 p2.normalize();
+00315
+00316 p = center + radius * p;
+00317 p1 = center + radius * p1;
+00318 p2 = center + radius * p2;
+00319
+00320 CDRU::drawLine(p, p1, color, driver);
+00321 CDRU::drawLine(p, p2, color, driver);
+00322 }
+00323 }
+00324 }
+00325 }
+00326
+00327
+00328 <font class="comment">//==========================================================================</font>
+<a name="l00329"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d3">00329</a> <font class="keywordtype">void</font> CPSUtil::displayDisc(IDriver &amp;driver, <font class="keywordtype">float</font> radius, <font class="keyword">const</font> CVector &amp;center, <font class="keyword">const</font> CMatrix &amp;mat, uint nbSubdiv, CRGBA color)
+00330 {
+00331 <font class="comment">// not optimized, but for edition only</font>
+00332 <font class="keywordtype">float</font> thetaDelta = (float) NLMISC::Pi * 2.f / nbSubdiv;
+00333 <font class="keywordtype">float</font> theta = 0.f;
+00334 <font class="keyword">const</font> CVector &amp;I = mat.getI();
+00335 <font class="keyword">const</font> CVector &amp;J = mat.getJ();
+00336 <font class="keywordflow">for</font> (uint k = 0; k &lt; nbSubdiv; ++k)
+00337 {
+00338
+00339 CDRU::drawLine(center + radius * ((<font class="keywordtype">float</font>) cos(theta) * I + (<font class="keywordtype">float</font>) sin(theta) * J)
+00340 , center + radius * ((<font class="keywordtype">float</font>) cos(theta + thetaDelta) * I + (<font class="keywordtype">float</font>) sin(theta + thetaDelta) * J)
+00341 , color, driver);
+00342 theta += thetaDelta;
+00343 }
+00344
+00345 }
+00346
+00347 <font class="comment">//==========================================================================</font>
+<a name="l00348"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d4">00348</a> <font class="keywordtype">void</font> CPSUtil::displayCylinder(IDriver &amp;driver, <font class="keyword">const</font> CVector &amp;center, <font class="keyword">const</font> CMatrix &amp;mat, <font class="keyword">const</font> CVector &amp;dim, uint nbSubdiv, CRGBA color)
+00349 {
+00350 <font class="comment">// not optimized, but for edition only</font>
+00351 <font class="keywordtype">float</font> thetaDelta = (float) NLMISC::Pi * 2.f / nbSubdiv;
+00352 <font class="keywordtype">float</font> theta = 0.f;
+00353 <font class="keyword">const</font> CVector &amp;I = mat.getI();
+00354 <font class="keyword">const</font> CVector &amp;J = mat.getJ();
+00355 <font class="keyword">const</font> CVector &amp;K = mat.getK();
+00356
+00357 <font class="keywordflow">for</font> (uint k = 0; k &lt; nbSubdiv; ++k)
+00358 {
+00359
+00360 CDRU::drawLine(center + dim.z * K + dim.x * cosf(theta) * I + dim.y * sinf(theta) * J
+00361 , center + dim.z * K + dim.x * cosf(theta + thetaDelta) * I + dim.y * sinf(theta + thetaDelta) * J
+00362 , color, driver);
+00363
+00364 CDRU::drawLine(center - dim.z * K + dim.x * cosf(theta) * I + dim.y * sinf(theta) * J
+00365 , center - dim.z * K + dim.x * cosf(theta + thetaDelta) * I + dim.y * sinf(theta + thetaDelta) * J
+00366 , color, driver);
+00367
+00368 CDRU::drawLine(center + dim.z * K + dim.x * cosf(theta) * I + dim.y * sinf(theta) * J
+00369 , center - dim.z * K + dim.x * cosf(theta) * I + dim.y * sinf(theta) * J
+00370 , color, driver);
+00371
+00372
+00373
+00374
+00375 theta += thetaDelta;
+00376 }
+00377 }
+00378
+00379 <font class="comment">//==========================================================================</font>
+<a name="l00380"></a><a class="code" href="structNL3D_1_1CPSUtil.html#d5">00380</a> <font class="keywordtype">void</font> CPSUtil::display3DQuad(IDriver &amp;driver, <font class="keyword">const</font> CVector &amp;c1, <font class="keyword">const</font> CVector &amp;c2
+00381 ,<font class="keyword">const</font> CVector &amp;c3, <font class="keyword">const</font> CVector &amp;c4, CRGBA color)
+00382 {
+00383 CDRU::drawLine(c1, c2, color, driver);
+00384 CDRU::drawLine(c2, c3, color, driver);
+00385 CDRU::drawLine(c3, c4, color, driver);
+00386 CDRU::drawLine(c4, c1, color, driver);
+00387 }
+00388
+00389
+00390
+00391
+00392 } <font class="comment">// NL3D</font>
+</pre></div>
+
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