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<hr><h1>ps_plane_basis_maker.cpp</h1><a href="ps__plane__basis__maker_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="ps__plane__basis__maker_8h.html">3d/ps_plane_basis_maker.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="ps__register__plane__basis__attribs_8h.html">3d/ps_register_plane_basis_attribs.h</a>"</font>
00031
00032 <font class="keyword">namespace </font>NL3D
00033 {
00034
00035
<a name="l00036"></a><a class="code" href="classNL3D_1_1CPSPlaneBasisGradient.html#p0">00036</a> CPlaneBasis CPSPlaneBasisGradient::DefaultPlaneBasisTab[] = { CPlaneBasis(<a class="code" href="classNLMISC_1_1CVector.html#p1">NLMISC::CVector::I</a>), CPlaneBasis(<a class="code" href="classNLMISC_1_1CVector.html#p2">NLMISC::CVector::J</a>) };
00037
00039 <font class="comment">// CPSPlaneBasisFollowSpeed implementation //</font>
00041 <font class="comment"></font>
<a name="l00043"></a><a class="code" href="classNL3D_1_1CPSPlaneBasisFollowSpeed.html#a1">00043</a> <font class="comment">CPlaneBasis CPSPlaneBasisFollowSpeed::get(CPSLocated *loc, uint32 index)</font>
00044 {
00045 <font class="keywordflow">return</font> (CPlaneBasis(loc->getSpeed()[<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>]));
00046 }
00047
<a name="l00049"></a><a class="code" href="classNL3D_1_1CPSPlaneBasisFollowSpeed.html#a2">00049</a> <font class="keywordtype">void</font> *CPSPlaneBasisFollowSpeed::make(CPSLocated *loc,
00050 uint32 startIndex,
00051 <font class="keywordtype">void</font> *tab, uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>,
00052 uint32 numAttrib,
00053 <font class="keywordtype">bool</font> enableNoCopy <font class="comment">/* = false*/</font>,
00054 uint32 srcStep <font class="comment">/*= (1 << 16)*/</font>
00055 )<font class="keyword"> const</font>
00056 <font class="keyword"></font>{
00057 <a class="code" href="debug_8h.html#a6">nlassert</a>(numAttrib);
00058 <font class="keywordflow">if</font> (srcStep == (1 << 16))
00059 {
00060 TPSAttribVector::const_iterator speedIt = loc->getSpeed().begin() + startIndex
00061 , endSpeedIt = loc->getSpeed().begin() + startIndex + numAttrib;
00062 uint8 *ptDat = (uint8 *) tab;
00063 <font class="keywordflow">do</font>
00064 {
00065 *(CPlaneBasis *) ptDat = CPlaneBasis(*speedIt);
00066 ++ speedIt;
00067 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00068 }
00069 <font class="keywordflow">while</font> (speedIt != endSpeedIt);
00070 <font class="keywordflow">return</font> tab;
00071 }
00072 <font class="keywordflow">else</font>
00073 {
00074 uint32 fpIndex = startIndex * srcStep;
00075 <font class="keyword">const</font> TPSAttribVector::const_iterator speedIt = loc->getSpeed().begin();
00076 uint8 *ptDat = (uint8 *) tab;
00077 <font class="keywordflow">while</font> (numAttrib --)
00078 {
00079 *(CPlaneBasis *) ptDat = CPlaneBasis(*(speedIt + (fpIndex >> 16)));
00080 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00081 fpIndex += srcStep;
00082 }
00083 <font class="keywordflow">return</font> tab;
00084 }
00085 }
00086
<a name="l00088"></a><a class="code" href="classNL3D_1_1CPSPlaneBasisFollowSpeed.html#a3">00088</a> <font class="keywordtype">void</font> CPSPlaneBasisFollowSpeed::make4(CPSLocated *loc,
00089 uint32 startIndex,
00090 <font class="keywordtype">void</font> *tab,
00091 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>,
00092 uint32 numAttrib,
00093 uint32 srcStep <font class="comment">/*= (1 << 16)*/</font>
00094 )<font class="keyword"> const</font>
00095 <font class="keyword"></font>{
00096 <a class="code" href="debug_8h.html#a6">nlassert</a>(numAttrib);
00097 <font class="keywordflow">if</font> (srcStep == (1 << 16))
00098 {
00099 TPSAttribVector::const_iterator speedIt = loc->getSpeed().begin() + startIndex
00100 , endSpeedIt = loc->getSpeed().begin() + startIndex + numAttrib;
00101 uint8 *ptDat = (uint8 *) tab;
00102 <font class="keywordflow">do</font>
00103 {
00104 *(CPlaneBasis *) ptDat = CPlaneBasis(*speedIt);
00105 *(CPlaneBasis *) (ptDat + <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>) = *(CPlaneBasis *) ptDat;
00106 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00107 *(CPlaneBasis *) (ptDat + <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>) = *(CPlaneBasis *) ptDat;
00108 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00109 *(CPlaneBasis *) (ptDat + <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>) = *(CPlaneBasis *) ptDat;
00110 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a> << 1;
00111 ++ speedIt;
00112 }
00113 <font class="keywordflow">while</font> (speedIt != endSpeedIt);
00114 }
00115 <font class="keywordflow">else</font>
00116 {
00117 uint32 fpIndex = startIndex * srcStep;
00118 <font class="keyword">const</font> TPSAttribVector::const_iterator speedIt = loc->getSpeed().begin();
00119 uint8 *ptDat = (uint8 *) tab;
00120 <font class="keywordflow">while</font> (numAttrib --)
00121 {
00122 *(CPlaneBasis *) ptDat = CPlaneBasis(*(speedIt + (fpIndex >> 16)));
00123 *(CPlaneBasis *) (ptDat + <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>) = *(CPlaneBasis *) ptDat;
00124 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00125 *(CPlaneBasis *) (ptDat + <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>) = *(CPlaneBasis *) ptDat;
00126 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00127 *(CPlaneBasis *) (ptDat + <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>) = *(CPlaneBasis *) ptDat;
00128 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a> << 1;
00129 fpIndex += srcStep;
00130 }
00131 }
00132 }
00133
<a name="l00135"></a><a class="code" href="classNL3D_1_1CPSPlaneBasisFollowSpeed.html#a4">00135</a> <font class="keywordtype">void</font> CPSPlaneBasisFollowSpeed::makeN(CPSLocated *loc,
00136 uint32 startIndex,
00137 <font class="keywordtype">void</font> *tab,
00138 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>,
00139 uint32 numAttrib,
00140 uint32 nbReplicate,
00141 uint32 srcStep <font class="comment">/*= (1 << 16) */</font>
00142 )<font class="keyword"> const</font>
00143 <font class="keyword"></font>{
00144 <a class="code" href="debug_8h.html#a6">nlassert</a>(numAttrib);
00145 <font class="keywordflow">if</font> (srcStep == (1 << 16))
00146 {
00147 <a class="code" href="debug_8h.html#a6">nlassert</a>(nbReplicate > 1);
00148 TPSAttribVector::const_iterator speedIt = loc->getSpeed().begin() + startIndex
00149 , endSpeedIt = loc->getSpeed().begin() + startIndex + numAttrib;
00150 uint8 *ptDat = (uint8 *) tab;
00151 uint k;
00152 <font class="keywordflow">do</font>
00153 {
00154 *(CPlaneBasis *) ptDat = CPlaneBasis(*speedIt);
00155
00156 k = nbReplicate - 1;
00157
00158 <font class="keywordflow">do</font>
00159 {
00160 *(CPlaneBasis *) (ptDat + <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>) = *(CPlaneBasis *) ptDat;
00161 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00162 }
00163 <font class="keywordflow">while</font> (--k);
00164 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00165
00166 ++ speedIt;
00167 }
00168 <font class="keywordflow">while</font> (speedIt != endSpeedIt);
00169 }
00170 <font class="keywordflow">else</font>
00171 {
00172 uint32 fpIndex = startIndex * srcStep;
00173 <a class="code" href="debug_8h.html#a6">nlassert</a>(nbReplicate > 1);
00174 <font class="keyword">const</font> TPSAttribVector::const_iterator speedIt = loc->getSpeed().begin();
00175 uint8 *ptDat = (uint8 *) tab;
00176 uint k;
00177 <font class="keywordflow">while</font> (numAttrib --)
00178 {
00179 *(CPlaneBasis *) ptDat = CPlaneBasis(*(speedIt + (fpIndex >> 16)));
00180
00181 k = nbReplicate - 1;
00182
00183 <font class="keywordflow">do</font>
00184 {
00185 *(CPlaneBasis *) (ptDat + <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>) = *(CPlaneBasis *) ptDat;
00186 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00187 }
00188 <font class="keywordflow">while</font> (--k);
00189 ptDat += <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00190
00191 fpIndex += srcStep;
00192 }
00193 }
00194 }
00195
00196
00198 <font class="comment">// CSpinnerFunctor implementation //</font>
00200 <font class="comment"></font>
00201
<a name="l00203"></a><a class="code" href="classNL3D_1_1CSpinnerFunctor.html#a0">00203</a> CSpinnerFunctor::CSpinnerFunctor() : _NbSamples(16), _Axis(NLMISC::CVector::K)
00204 {
00205 <a class="code" href="classNL3D_1_1CSpinnerFunctor.html#b0">updateSamples</a>();
00206 }
00207
<a name="l00209"></a><a class="code" href="classNL3D_1_1CSpinnerFunctor.html#a2">00209</a> <font class="keywordtype">void</font> CSpinnerFunctor::setAxis(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &axis)
00210 {
00211 <a class="code" href="classNL3D_1_1CSpinnerFunctor.html#n2">_Axis</a> = axis;
00212 <a class="code" href="classNL3D_1_1CSpinnerFunctor.html#b0">updateSamples</a>();
00213 }
00214
<a name="l00216"></a><a class="code" href="classNL3D_1_1CSpinnerFunctor.html#a4">00216</a> <font class="keyword">const</font> <font class="keywordtype">void</font> CSpinnerFunctor::setNumSamples(uint32 nbSamples)
00217 {
00218 <a class="code" href="debug_8h.html#a6">nlassert</a>(nbSamples > 0);
00219 <a class="code" href="classNL3D_1_1CSpinnerFunctor.html#n1">_NbSamples</a> = nbSamples;
00220 <a class="code" href="classNL3D_1_1CSpinnerFunctor.html#b0">updateSamples</a>();
00221 }
00222
<a name="l00224"></a><a class="code" href="classNL3D_1_1CSpinnerFunctor.html#a5">00224</a> <font class="keyword">const</font> uint32 CSpinnerFunctor::getNumSamples(<font class="keywordtype">void</font>)<font class="keyword"> const</font>
00225 <font class="keyword"></font>{
00226 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CSpinnerFunctor.html#n1">_NbSamples</a>;
00227 }
00228
<a name="l00230"></a><a class="code" href="classNL3D_1_1CSpinnerFunctor.html#a6">00230</a> <font class="keywordtype">void</font> CSpinnerFunctor::serial(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f) <font class="keywordflow">throw</font>(NLMISC::EStream)
00231 {
00232 f.serialVersion(1);
00233 f.serial(_Axis, _NbSamples);
00234 <font class="keywordflow">if</font> (f.isReading()) updateSamples();
00235 }
00236
<a name="l00238"></a><a class="code" href="classNL3D_1_1CSpinnerFunctor.html#b0">00238</a> <font class="keywordtype">void</font> CSpinnerFunctor::updateSamples(<font class="keywordtype">void</font>)
00239 {
00240 <font class="comment">// compute step between each angle</font>
00241 <font class="keyword">const</font> <font class="keywordtype">float</font> angInc = (float) (2.f * NLMISC::Pi / <a class="code" href="classNL3D_1_1CSpinnerFunctor.html#n1">_NbSamples</a>);
00242 <a class="code" href="classNL3D_1_1CSpinnerFunctor.html#n0">_PBTab</a>.resize(<a class="code" href="classNL3D_1_1CSpinnerFunctor.html#n1">_NbSamples</a> + 1);
00243 <a class="code" href="classNLMISC_1_1CMatrix.html">NLMISC::CMatrix</a> mat;
00244 <font class="comment">// compute each sample</font>
00245 <font class="keywordflow">for</font> (uint32 k = 0; k < <a class="code" href="classNL3D_1_1CSpinnerFunctor.html#n1">_NbSamples</a>; ++k)
00246 {
00247 mat.<a class="code" href="classNLMISC_1_1CMatrix.html#z290_1">setRot</a>(<a class="code" href="classNLMISC_1_1CQuat.html">NLMISC::CQuat</a>(<a class="code" href="classNL3D_1_1CSpinnerFunctor.html#n2">_Axis</a>, k * angInc));
00248 <a class="code" href="classNL3D_1_1CSpinnerFunctor.html#n0">_PBTab</a>[k] = CPlaneBasis(mat.<a class="code" href="classNLMISC_1_1CMatrix.html#z291_7">getI</a>(), mat.<a class="code" href="classNLMISC_1_1CMatrix.html#z291_8">getJ</a>());
00249 }
00250 }
00251
00253 <font class="keywordtype">void</font> <a class="code" href="namespaceNL3D.html#a441">PSRegisterPlaneBasisAttribs</a>()
00254 {
00255 <a class="code" href="class__registry_8h.html#a1">NLMISC_REGISTER_CLASS</a>(CPSPlaneBasisBlender);
00256 <a class="code" href="class__registry_8h.html#a1">NLMISC_REGISTER_CLASS</a>(CPSPlaneBasisGradient);
00257 <a class="code" href="class__registry_8h.html#a1">NLMISC_REGISTER_CLASS</a>(CPSPlaneBasisMemory);
00258 <a class="code" href="class__registry_8h.html#a1">NLMISC_REGISTER_CLASS</a>(CPSPlaneBasisBinOp);
00259 <a class="code" href="class__registry_8h.html#a1">NLMISC_REGISTER_CLASS</a>(CPSPlaneBasisFollowSpeed);
00260 <a class="code" href="class__registry_8h.html#a1">NLMISC_REGISTER_CLASS</a>(CPSBasisSpinner);
00261 }
00262
00263 } <font class="comment">// NL3D</font>
00264
00265
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