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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>zone.cpp</h1><a href="3d_zone_cpp.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 <font class="preprocessor">#include "<a class="code" href="3d_zone_h.html">nel/3d/zone.h</a>"</font> +00027 <font class="preprocessor">#include "<a class="code" href="landscape_h.html">nel/3d/landscape.h</a>"</font> +00028 <font class="preprocessor">#include "<a class="code" href="common_h.html">nel/misc/common.h</a>"</font> +00029 +00030 +00031 <font class="keyword">using</font> <font class="keyword">namespace</font> NLMISC; +00032 <font class="keyword">using</font> <font class="keyword">namespace</font> std; +00033 +00034 +00035 <font class="comment">// define it only for debug bind.</font> +00036 <font class="comment">//#define NL3D_DEBUG_DONT_BIND_PATCH</font> +00037 +00038 +00039 <font class="keyword">namespace</font> NL3D { +00040 +00041 +<a name="l00042"></a><a class="code" href="namespace_NL3D.html#a190">00042</a> <font class="keyword">const</font> sint ClipIn= 0; +<a name="l00043"></a><a class="code" href="namespace_NL3D.html#a191">00043</a> <font class="keyword">const</font> sint ClipOut= 1; +<a name="l00044"></a><a class="code" href="namespace_NL3D.html#a192">00044</a> <font class="keyword">const</font> sint ClipSide= 2; +00045 +00046 +00047 <font class="comment">// ***************************************************************************</font> +<a name="l00048"></a><a class="code" href="class_NL3D__CZone.html#a0">00048</a> CZone::CZone()<font class="keyword"> +</font>00049 <font class="keyword"></font>{ +00050 ComputeTileErrorMetric= <font class="keyword">false</font>; +00051 ZoneId= 0; +00052 Compiled= <font class="keyword">false</font>; +00053 Landscape= NULL; +00054 } +00055 <font class="comment">// ***************************************************************************</font> +<a name="l00056"></a><a class="code" href="class_NL3D__CZone.html#a1">00056</a> CZone::~CZone()<font class="keyword"> +</font>00057 <font class="keyword"></font>{ +00058 <font class="comment">// release() must have been called.</font> +00059 <a class="code" href="debug_h.html#a6">nlassert</a>(!Compiled); +00060 } +00061 +00062 +00063 <font class="comment">// ***************************************************************************</font> +<a name="l00064"></a><a class="code" href="class_NL3D__CZone.html#c4">00064</a> <font class="keywordtype">void</font> CZone::computeBBScaleBias(<font class="keyword">const</font> CAABBox &bb)<font class="keyword"> +</font>00065 <font class="keyword"></font>{ +00066 ZoneBB= bb; +00067 <font class="comment">// Take a security for noise. (usefull for zone clipping).</font> +00068 ZoneBB.setHalfSize(ZoneBB.getHalfSize()+CVector(NL3D_NOISE_MAX, NL3D_NOISE_MAX, NL3D_NOISE_MAX)); +00069 CVector hs= ZoneBB.getHalfSize(); +00070 <font class="keywordtype">float</font> rmax= maxof(hs.x, hs.y, hs.z); +00071 PatchScale= rmax / 32760; <font class="comment">// Prevent from float imprecision by taking 32760 and not 32767.</font> +00072 PatchBias= ZoneBB.getCenter(); +00073 } +00074 +00075 +00076 <font class="comment">// ***************************************************************************</font> +<a name="l00077"></a><a class="code" href="class_NL3D__CZone.html#a2">00077</a> <font class="keywordtype">void</font> CZone::build(uint16 zoneId, <font class="keyword">const</font> std::vector<CPatchInfo> &patchs, <font class="keyword">const</font> std::vector<CBorderVertex> &borderVertices)<font class="keyword"> +</font>00078 <font class="keyword"></font>{ +00079 sint i,j; +00080 <a class="code" href="debug_h.html#a6">nlassert</a>(!Compiled); +00081 +00082 ZoneId= zoneId; +00083 BorderVertices= borderVertices; +00084 +00085 <font class="comment">// Compute the bbox and the bias/scale.</font> +00086 <font class="comment">//=====================================</font> +00087 CAABBox bb; +00088 <font class="keywordflow">if</font>(patchs.size()) +00089 bb.setCenter(patchs[0].Patch.Vertices[0]); +00090 bb.setHalfSize(CVector::Null); +00091 <font class="keywordflow">for</font>(j=0;j<(sint)patchs.size();j++) +00092 { +00093 <font class="keyword">const</font> CBezierPatch &p= patchs[j].Patch; +00094 <font class="keywordflow">for</font>(i=0;i<4;i++) +00095 bb.extend(p.Vertices[i]); +00096 <font class="keywordflow">for</font>(i=0;i<8;i++) +00097 bb.extend(p.Tangents[i]); +00098 <font class="keywordflow">for</font>(i=0;i<4;i++) +00099 bb.extend(p.Interiors[i]); +00100 } +00101 <font class="comment">// Compute BBox, and Patch Scale Bias, according to Noise.</font> +00102 computeBBScaleBias(bb); +00103 +00104 +00105 <font class="comment">// Compute/compress Patchs.</font> +00106 <font class="comment">//=========================</font> +00107 Patchs.resize(patchs.size()); +00108 PatchConnects.resize(patchs.size()); +00109 sint maxVertex=-1; +00110 <font class="keywordflow">for</font>(j=0;j<(sint)patchs.size();j++) +00111 { +00112 <font class="keyword">const</font> CPatchInfo &pi= patchs[j]; +00113 <font class="keyword">const</font> CBezierPatch &p= pi.Patch; +00114 CPatch &pa= Patchs[j]; +00115 CPatchConnect &pc= PatchConnects[j]; +00116 +00117 <font class="comment">// Smoothing flags</font> +00118 pa.Flags&=~NL_PATCH_SMOOTH_FLAG_MASK; +00119 pa.Flags|=NL_PATCH_SMOOTH_FLAG_MASK&(pi.Flags<<NL_PATCH_SMOOTH_FLAG_SHIFT); +00120 +00121 <font class="comment">// Build the patch.</font> +00122 <font class="keywordflow">for</font>(i=0;i<4;i++) +00123 pa.Vertices[i].pack(p.Vertices[i], PatchBias, PatchScale); +00124 <font class="keywordflow">for</font>(i=0;i<8;i++) +00125 pa.Tangents[i].pack(p.Tangents[i], PatchBias, PatchScale); +00126 <font class="keywordflow">for</font>(i=0;i<4;i++) +00127 pa.Interiors[i].pack(p.Interiors[i], PatchBias, PatchScale); +00128 pa.Tiles= pi.Tiles; +00129 pa.TileColors= pi.TileColors; +00130 +00131 <font class="comment">// Copy order of the patch</font> +00132 pa.OrderS= pi.OrderS; +00133 pa.OrderT= pi.OrderT; +00134 +00135 <font class="comment">// Number of lumels in this patch</font> +00136 uint lumelCount=(pi.OrderS*NL_LUMEL_BY_TILE+1)*(pi.OrderT*NL_LUMEL_BY_TILE+1); +00137 +00138 <font class="comment">// Lumel empty ?</font> +00139 <font class="keywordflow">if</font> (pi.Lumels.<a class="code" href="lexlang_cpp.html#a56">size</a> ()==lumelCount) +00140 { +00141 <font class="comment">// Pack the lumel map</font> +00142 pa.packShadowMap (&pi.Lumels[0]); +00143 } +00144 <font class="keywordflow">else</font> +00145 { +00146 <font class="comment">// Reset lightmap</font> +00147 pa.resetCompressedLumels (); +00148 } +00149 +00150 <a class="code" href="debug_h.html#a6">nlassert</a>(pa.Tiles.size()== (uint)pi.OrderS*pi.OrderT); +00151 <a class="code" href="debug_h.html#a6">nlassert</a>(pa.TileColors.size()== (uint)(pi.OrderS+1)*(pi.OrderT+1)); +00152 +00153 <font class="comment">// Build the patchConnect.</font> +00154 pc.ErrorSize= pi.ErrorSize; +00155 <font class="keywordflow">for</font>(i=0;i<4;i++) +00156 { +00157 pc.BaseVertices[i]= pi.BaseVertices[i]; +00158 maxVertex= <a class="code" href="nel_patch_mesh_cpp.html#a0">max</a>((sint)pc.BaseVertices[i], maxVertex); +00159 } +00160 <font class="keywordflow">for</font>(i=0;i<4;i++) +00161 pc.BindEdges[i]= pi.BindEdges[i]; +00162 } +00163 +00164 NumVertices= maxVertex+1; +00165 } +00166 +00167 +00168 <font class="comment">// ***************************************************************************</font> +<a name="l00169"></a><a class="code" href="class_NL3D__CZone.html#a4">00169</a> <font class="keywordtype">void</font> CZone::retrieve(std::vector<CPatchInfo> &patchs, std::vector<CBorderVertex> &borderVertices)<font class="keyword"> +</font>00170 <font class="keyword"></font>{ +00171 sint i,j; +00172 +00173 <font class="comment">// uncompress Patchs.</font> +00174 <font class="comment">//=========================</font> +00175 patchs.resize(Patchs.size()); +00176 <font class="keywordflow">for</font>(j=0;j<(sint)patchs.size();j++) +00177 { +00178 CPatchInfo &pi= patchs[j]; +00179 CBezierPatch &p= pi.Patch; +00180 CPatch &pa= Patchs[j]; +00181 CPatchConnect &pc= PatchConnects[j]; +00182 +00183 <font class="comment">// re-Build the uncompressed bezier patch.</font> +00184 <font class="keywordflow">for</font>(i=0;i<4;i++) +00185 pa.Vertices[i].unpack(p.Vertices[i], PatchBias, PatchScale); +00186 <font class="keywordflow">for</font>(i=0;i<8;i++) +00187 pa.Tangents[i].unpack(p.Tangents[i], PatchBias, PatchScale); +00188 <font class="keywordflow">for</font>(i=0;i<4;i++) +00189 pa.Interiors[i].unpack(p.Interiors[i], PatchBias, PatchScale); +00190 pi.Tiles= pa.Tiles; +00191 pi.TileColors= pa.TileColors; +00192 pi.Lumels.resize ((pa.OrderS*4+1)*(pa.OrderT*4+1)); +00193 +00194 <font class="comment">// Unpack the lumel map</font> +00195 pa.unpackShadowMap (&pi.Lumels[0]); +00196 +00197 <font class="comment">// from the patchConnect.</font> +00198 pi.OrderS= pa.OrderS; +00199 pi.OrderT= pa.OrderT; +00200 pi.ErrorSize= pc.ErrorSize; +00201 <font class="keywordflow">for</font>(i=0;i<4;i++) +00202 { +00203 pi.BaseVertices[i]= pc.BaseVertices[i]; +00204 } +00205 <font class="keywordflow">for</font>(i=0;i<4;i++) +00206 pi.BindEdges[i]= pc.BindEdges[i]; +00207 } +00208 +00209 <font class="comment">// retrieve bordervertices.</font> +00210 <font class="comment">//=========================</font> +00211 borderVertices= BorderVertices; +00212 } +00213 +00214 +00215 <font class="comment">// ***************************************************************************</font> +<a name="l00216"></a><a class="code" href="class_NL3D__CZone.html#a3">00216</a> <font class="keywordtype">void</font> CZone::build(<font class="keyword">const</font> CZone &zone)<font class="keyword"> +</font>00217 <font class="keyword"></font>{ +00218 <a class="code" href="debug_h.html#a6">nlassert</a>(!Compiled); +00219 +00220 ZoneId= zone.ZoneId; +00221 BorderVertices= zone.BorderVertices; +00222 +00223 <font class="comment">// Compute the bbox and the bias/scale.</font> +00224 <font class="comment">//=====================================</font> +00225 ZoneBB= zone.ZoneBB; +00226 PatchScale= zone.PatchScale; +00227 PatchBias= zone.PatchBias; +00228 +00229 +00230 <font class="comment">// Compute/compress Patchs.</font> +00231 <font class="comment">//=========================</font> +00232 Patchs= zone.Patchs; +00233 PatchConnects= zone.PatchConnects; +00234 +00235 +00236 NumVertices= zone.NumVertices; +00237 } +00238 +00239 +00240 +00241 <font class="comment">// ***************************************************************************</font> +<a name="l00242"></a><a class="code" href="class_NL3D__CBorderVertex.html#a0">00242</a> <font class="keywordtype">void</font> CBorderVertex::serial(<a class="code" href="class_NLMISC__IStream.html">NLMISC::IStream</a> &f)<font class="keyword"> +</font>00243 <font class="keyword"></font>{ +00244 uint ver= f.<a class="code" href="class_NLMISC__IStream.html#a51">serialVersion</a>(0); +00245 f.<a class="code" href="class_NLMISC__IStream.html#a5">serial</a>(CurrentVertex, NeighborZoneId, NeighborVertex); +00246 } +<a name="l00247"></a><a class="code" href="class_NL3D__CZone__CPatchConnect.html#a0">00247</a> <font class="keywordtype">void</font> CZone::CPatchConnect::serial(<a class="code" href="class_NLMISC__IStream.html">NLMISC::IStream</a> &f)<font class="keyword"> +</font>00248 <font class="keyword"></font>{ +00249 uint ver= f.<a class="code" href="class_NLMISC__IStream.html#a51">serialVersion</a>(1); +00250 +00251 <font class="keywordflow">if</font> (ver<1) +00252 f.<a class="code" href="class_NLMISC__IStream.html#a5">serial</a>(OldOrderS, OldOrderT, ErrorSize); +00253 <font class="keywordflow">else</font> +00254 f.<a class="code" href="class_NLMISC__IStream.html#a5">serial</a>(ErrorSize); +00255 f.<a class="code" href="class_NLMISC__IStream.html#a5">serial</a>(BaseVertices[0], BaseVertices[1], BaseVertices[2], BaseVertices[3]); +00256 f.<a class="code" href="class_NLMISC__IStream.html#a5">serial</a>(BindEdges[0], BindEdges[1], BindEdges[2], BindEdges[3]); +00257 } +<a name="l00258"></a><a class="code" href="class_NL3D__CPatchInfo__CBindInfo.html#a0">00258</a> <font class="keywordtype">void</font> CPatchInfo::CBindInfo::serial(<a class="code" href="class_NLMISC__IStream.html">NLMISC::IStream</a> &f)<font class="keyword"> +</font>00259 <font class="keyword"></font>{ +00260 <font class="keywordtype">int</font> i; +00261 uint ver= f.<a class="code" href="class_NLMISC__IStream.html#a51">serialVersion</a>(0); +00262 f.<a class="code" href="class_NLMISC__IStream.html#a5">serial</a>(NPatchs); +00263 f.<a class="code" href="class_NLMISC__IStream.html#a5">serial</a>(ZoneId); +00264 <font class="keywordflow">for</font>(i=0;i<4;i++) +00265 f.<a class="code" href="class_NLMISC__IStream.html#a5">serial</a>(Next[i]); +00266 <font class="keywordflow">for</font>(i=0;i<4;i++) +00267 f.<a class="code" href="class_NLMISC__IStream.html#a5">serial</a>(Edge[i]); +00268 } +00269 +00270 <font class="comment">// ***************************************************************************</font> +<a name="l00271"></a><a class="code" href="class_NL3D__CZone.html#a8">00271</a> <font class="keywordtype">void</font> CZone::serial(<a class="code" href="class_NLMISC__IStream.html">NLMISC::IStream</a> &f)<font class="keyword"> +</font>00272 <font class="keyword"></font>{ +00273 <font class="comment">/* +</font>00274 <font class="comment"> Version 2: +</font>00275 <font class="comment"> - Lumels. +</font>00276 <font class="comment"> Version 1: +</font>00277 <font class="comment"> - Tile color. +</font>00278 <font class="comment"> Version 0: +</font>00279 <font class="comment"> - base verison. +</font>00280 <font class="comment"> */</font> +00281 uint ver= f.<a class="code" href="class_NLMISC__IStream.html#a51">serialVersion</a>(2); +00282 +00283 f.<a class="code" href="class_NLMISC__IStream.html#a52">serialCheck</a>((uint32)'ENOZ'); +00284 f.<a class="code" href="class_NLMISC__IStream.html#a5">serial</a>(ZoneId, ZoneBB, PatchBias, PatchScale, NumVertices); +00285 f.<a class="code" href="class_NLMISC__IStream.html#a29">serialCont</a>(BorderVertices); +00286 f.<a class="code" href="class_NLMISC__IStream.html#a29">serialCont</a>(Patchs); +00287 f.<a class="code" href="class_NLMISC__IStream.html#a29">serialCont</a>(PatchConnects); +00288 +00289 <font class="comment">// If read and version 0, must init default TileColors of patchs.</font> +00290 <font class="comment">//===============================================================</font> +00291 <font class="keywordflow">if</font>(f.<a class="code" href="class_NLMISC__IStream.html#a4">isReading</a>() && ver<2) +00292 { +00293 <font class="keywordflow">for</font>(sint j=0;j<(sint)Patchs.size();j++) +00294 { +00295 CPatch &pa= Patchs[j]; +00296 CPatchConnect &pc= PatchConnects[j]; +00297 +00298 <font class="comment">// Force Order of the patch</font> +00299 pa.OrderS=pc.OldOrderS; +00300 pa.OrderT=pc.OldOrderT; +00301 +00302 <font class="comment">// Tile colors exist ?</font> +00303 <font class="keywordflow">if</font> (ver<1) +00304 { +00305 <font class="comment">// Leave it as default behavior: Must init the color as pure white...</font> +00306 <font class="comment">// We must fo it with help of patchconnects OrderS and OrderT.</font> +00307 pa.TileColors.resize( (pc.OldOrderS+1)*(pc.OldOrderT+1) ); +00308 <font class="keywordflow">for</font>(sint i=0;i<(sint)pa.TileColors.<a class="code" href="lexlang_cpp.html#a56">size</a>();i++) +00309 { +00310 pa.TileColors[i].Color565= 0xFFFF; +00311 pa.TileColors[i].Shade= 0xFF; +00312 pa.TileColors[i].LightX= 0xFF; +00313 pa.TileColors[i].LightY= 0x00; +00314 pa.TileColors[i].LightZ= 0x00; +00315 } +00316 } +00317 +00318 <font class="comment">// Lumels exist ?</font> +00319 <font class="keywordflow">if</font> (ver<2) +00320 { +00321 <font class="comment">// Reset shadows</font> +00322 pa.resetCompressedLumels (); +00323 } +00324 } +00325 } +00326 } +00327 +00328 +00329 <font class="comment">// ***************************************************************************</font> +<a name="l00330"></a><a class="code" href="class_NL3D__CZone.html#a6">00330</a> <font class="keywordtype">void</font> CZone::compile(CLandscape *landscape, TZoneMap &loadedZones)<font class="keyword"> +</font>00331 <font class="keyword"></font>{ +00332 sint i,j; +00333 TZoneMap neighborZones; +00334 +00335 <font class="comment">// Can't compile if compiled.</font> +00336 <a class="code" href="debug_h.html#a6">nlassert</a>(!Compiled); +00337 Landscape= landscape; +00338 +00339 <font class="comment">// Attach this to loadedZones.</font> +00340 <font class="comment">//============================</font> +00341 <a class="code" href="debug_h.html#a6">nlassert</a>(loadedZones.find(ZoneId)==loadedZones.end()); +00342 loadedZones[ZoneId]= <font class="keyword">this</font>; +00343 +00344 <font class="comment">// Create/link the base vertices according to present neigbor zones.</font> +00345 <font class="comment">//============================</font> +00346 BaseVertices.clear(); +00347 BaseVertices.resize(NumVertices); +00348 <font class="comment">// First try to link vertices to other.</font> +00349 <font class="keywordflow">for</font>(i=0;i<(sint)BorderVertices.size();i++) +00350 { +00351 sint cur= BorderVertices[i].CurrentVertex; +00352 sint vertto= BorderVertices[i].NeighborVertex; +00353 sint zoneto= BorderVertices[i].NeighborZoneId; +00354 <a class="code" href="debug_h.html#a6">nlassert</a>(cur<NumVertices); +00355 +00356 <font class="keywordflow">if</font>(loadedZones.find(zoneto)!=loadedZones.end()) +00357 { +00358 CZone *zone; +00359 zone= (*loadedZones.find(zoneto)).second; +00360 <a class="code" href="debug_h.html#a6">nlassert</a>(zone!=<font class="keyword">this</font>); +00361 <font class="comment">// insert the zone in the neigborood (if not done...).</font> +00362 neighborZones[zoneto]= zone; +00363 <font class="comment">// Doesn't matter if BaseVertices is already linked to an other zone... </font> +00364 <font class="comment">// This should be the same pointer in this case...</font> +00365 BaseVertices[cur]= zone->getBaseVertex(vertto); +00366 } +00367 } +00368 <font class="comment">// Else, create unbounded vertices.</font> +00369 <font class="keywordflow">for</font>(i=0;i<(sint)BaseVertices.size();i++) +00370 { +00371 <font class="keywordflow">if</font>(BaseVertices[i]==NULL) +00372 { +00373 BaseVertices[i]= <font class="keyword">new</font> CTessBaseVertex; +00374 } +00375 } +00376 +00377 +00378 <font class="comment">// compile() the patchs.</font> +00379 <font class="comment">//======================</font> +00380 <font class="keywordflow">for</font>(j=0;j<(sint)Patchs.size();j++) +00381 { +00382 CPatch &pa= Patchs[j]; +00383 CPatchConnect &pc= PatchConnects[j]; +00384 CTessVertex *baseVertices[4]; +00385 +00386 baseVertices[0]= &(BaseVertices[pc.BaseVertices[0]]->Vert); +00387 baseVertices[1]= &(BaseVertices[pc.BaseVertices[1]]->Vert); +00388 baseVertices[2]= &(BaseVertices[pc.BaseVertices[2]]->Vert); +00389 baseVertices[3]= &(BaseVertices[pc.BaseVertices[3]]->Vert); +00390 pa.compile(<font class="keyword">this</font>, pa.OrderS, pa.OrderT, baseVertices, pc.ErrorSize); +00391 }; +00392 +00393 <font class="comment">// bind() the patchs. (after all compiled).</font> +00394 <font class="comment">//===================</font> +00395 <font class="keywordflow">for</font>(j=0;j<(sint)Patchs.size();j++) +00396 { +00397 CPatch &pa= Patchs[j]; +00398 CPatchConnect &pc= PatchConnects[j]; +00399 +00400 bindPatch(loadedZones, pa, pc); +00401 } +00402 +00403 +00404 <font class="comment">// rebindBorder() on neighbor zones.</font> +00405 <font class="comment">//==================================</font> +00406 ItZoneMap zoneIt; +00407 <font class="comment">// Traverse the neighborood.</font> +00408 <font class="keywordflow">for</font>(zoneIt= neighborZones.begin(); zoneIt!=neighborZones.end(); zoneIt++) +00409 { +00410 (*zoneIt).second->rebindBorder(loadedZones); +00411 } +00412 +00413 <font class="comment">// End!!</font> +00414 Compiled= <font class="keyword">true</font>; +00415 } +00416 +00417 <font class="comment">// ***************************************************************************</font> +<a name="l00418"></a><a class="code" href="class_NL3D__CZone.html#a7">00418</a> <font class="keywordtype">void</font> CZone::release(TZoneMap &loadedZones)<font class="keyword"> +</font>00419 <font class="keyword"></font>{ +00420 sint i,j; +00421 +00422 <font class="keywordflow">if</font>(!Compiled) +00423 <font class="keywordflow">return</font>; +00424 +00425 <font class="comment">// detach this zone to loadedZones.</font> +00426 <font class="comment">//=================================</font> +00427 <a class="code" href="debug_h.html#a6">nlassert</a>(loadedZones.find(ZoneId)!=loadedZones.end()); +00428 loadedZones.erase(ZoneId); +00429 <font class="comment">// It doesn't server to unbindPatch(), since patch is not binded to neigbors.</font> +00430 +00431 +00432 <font class="comment">// unbind() the patchs.</font> +00433 <font class="comment">//=====================</font> +00434 <font class="keywordflow">for</font>(j=0;j<(sint)Patchs.size();j++) +00435 { +00436 CPatch &pa= Patchs[j]; +00437 CPatchConnect &pc= PatchConnects[j]; +00438 unbindPatch(loadedZones, pa, pc); +00439 <font class="comment">/* +</font>00440 <font class="comment"> This patch may be unbinded with exceptions (multiple patch case), but there is no problem, since in this case, +</font>00441 <font class="comment"> his neighbor will (or have precedently) unbind. +</font>00442 <font class="comment"> Since only Bind 1/1 are permitted on zone neighborood, there should be no problem: +</font>00443 <font class="comment"> patch are unbinded with no exceptions. +</font>00444 <font class="comment"> */</font> +00445 } +00446 +00447 +00448 <font class="comment">// rebindBorder() on neighbor zones.</font> +00449 <font class="comment">//==================================</font> +00450 <font class="comment">// Build the nieghborood.</font> +00451 TZoneMap neighborZones; +00452 <font class="keywordflow">for</font>(i=0;i<(sint)BorderVertices.size();i++) +00453 { +00454 sint cur= BorderVertices[i].CurrentVertex; +00455 sint zoneto= BorderVertices[i].NeighborZoneId; +00456 <a class="code" href="debug_h.html#a6">nlassert</a>(cur<NumVertices); +00457 +00458 <font class="keywordflow">if</font>(loadedZones.find(zoneto)!=loadedZones.end()) +00459 { +00460 CZone *zone; +00461 zone= (*loadedZones.find(zoneto)).second; +00462 <a class="code" href="debug_h.html#a6">nlassert</a>(zone!=<font class="keyword">this</font>); +00463 <font class="comment">// insert the zone in the neigborood (if not done...).</font> +00464 neighborZones[zoneto]= zone; +00465 } +00466 } +00467 <font class="comment">// rebind borders.</font> +00468 ItZoneMap zoneIt; +00469 <font class="comment">// Traverse the neighborood.</font> +00470 <font class="keywordflow">for</font>(zoneIt= neighborZones.begin(); zoneIt!=neighborZones.end(); zoneIt++) +00471 { +00472 <font class="comment">// Since </font> +00473 (*zoneIt).second->rebindBorder(loadedZones); +00474 } +00475 +00476 +00477 <font class="comment">// release() the patchs.</font> +00478 <font class="comment">//======================</font> +00479 <font class="comment">// unbind() need compiled neigbor patchs, so do the release after all unbind (so after rebindBorder() too...).</font> +00480 <font class="keywordflow">for</font>(j=0;j<(sint)Patchs.size();j++) +00481 { +00482 CPatch &pa= Patchs[j]; +00483 pa.release(); +00484 } +00485 +00486 +00487 <font class="comment">// destroy/unlink the base vertices (internal..), according to present neigbor zones.</font> +00488 <font class="comment">//=================================</font> +00489 <font class="comment">// Just release the smartptrs (easy!!). Do it after patchs released...</font> +00490 BaseVertices.clear(); +00491 +00492 +00493 <font class="comment">// End!!</font> +00494 Compiled= <font class="keyword">false</font>; +00495 Landscape= NULL; +00496 } +00497 +00498 +00499 <font class="comment">// ***************************************************************************</font> +00500 <font class="comment">// ***************************************************************************</font> +00501 <font class="comment">// Private part.</font> +00502 <font class="comment">// ***************************************************************************</font> +00503 <font class="comment">// ***************************************************************************</font> +00504 +00505 +00506 <font class="comment">// ***************************************************************************</font> +<a name="l00507"></a><a class="code" href="class_NL3D__CZone.html#c0">00507</a> <font class="keywordtype">void</font> CZone::rebindBorder(TZoneMap &loadedZones)<font class="keyword"> +</font>00508 <font class="keyword"></font>{ +00509 sint j; +00510 +00511 <font class="comment">// rebind patchs which are on border.</font> +00512 <font class="keywordflow">for</font>(j=0;j<(sint)Patchs.size();j++) +00513 { +00514 CPatch &pa= Patchs[j]; +00515 CPatchConnect &pc= PatchConnects[j]; +00516 +00517 <font class="keywordflow">if</font>(patchOnBorder(pc)) +00518 bindPatch(loadedZones, pa, pc); +00519 } +00520 } +00521 +00522 <font class="comment">// ***************************************************************************</font> +<a name="l00523"></a><a class="code" href="class_NL3D__CZone.html#f0">00523</a> CPatch *CZone::getZonePatch(TZoneMap &loadedZones, sint zoneId, sint patch)<font class="keyword"> +</font>00524 <font class="keyword"></font>{ +00525 <font class="preprocessor">#ifdef NL3D_DEBUG_DONT_BIND_PATCH +</font>00526 <font class="preprocessor"></font> <font class="keywordflow">return</font> NULL; +00527 <font class="preprocessor">#endif +</font>00528 <font class="preprocessor"></font> <font class="keywordflow">if</font>(loadedZones.find(zoneId)==loadedZones.end()) +00529 <font class="keywordflow">return</font> NULL; +00530 <font class="keywordflow">else</font> +00531 <font class="keywordflow">return</font> (loadedZones[zoneId])->getPatch(patch); +00532 } +00533 +00534 +00535 <font class="comment">// ***************************************************************************</font> +<a name="l00536"></a><a class="code" href="class_NL3D__CZone.html#f1">00536</a> <font class="keywordtype">void</font> CZone::unbindAndMakeBindInfo(TZoneMap &loadedZones, CPatch &pa, CPatchConnect &pc, CPatch::CBindInfo edges[4])<font class="keyword"> +</font>00537 <font class="keyword"></font>{ +00538 CPatch *exceptions[4]= {NULL, NULL, NULL, NULL}; +00539 +00540 <font class="comment">/* +</font>00541 <font class="comment"> Remind: the old version with CPatch::unbindFrom*() doesn't work because of CZone::release(). This function +</font>00542 <font class="comment"> first erase the zone from loadedZones... +</font>00543 <font class="comment"> Not matter here. We use CPatch::unbind() which should do all the good job correctly (unbind pa from ohters +</font>00544 <font class="comment"> , and unbind others from pa at same time). +</font>00545 <font class="comment"> */</font> +00546 +00547 <font class="comment">// Fill all edges.</font> +00548 <font class="keywordflow">for</font>(sint i=0;i<4;i++) +00549 { +00550 CPatchInfo::CBindInfo &pcBind= pc.BindEdges[i]; +00551 CPatch::CBindInfo &paBind= edges[i]; +00552 +00553 <a class="code" href="debug_h.html#a6">nlassert</a>(pcBind.NPatchs==0 || pcBind.NPatchs==1 || pcBind.NPatchs==2 || pcBind.NPatchs==4 || pcBind.NPatchs==5); +00554 paBind.NPatchs= pcBind.NPatchs; +00555 +00556 <font class="comment">// Special case of a small patch connected to a bigger.</font> +00557 <font class="keywordflow">if</font>(paBind.NPatchs==5) +00558 { +00559 <font class="comment">// In this case, neither the unbind must not be done, nor the bind.</font> +00560 exceptions[i]= CZone::getZonePatch(loadedZones, pcBind.ZoneId, pcBind.Next[0]); +00561 <font class="comment">// This code prevent the bind in CPatch::bind() to be done!!</font> +00562 <font class="comment">// The bind must not be done, since exceptions[] prevent the unbind!</font> +00563 paBind.NPatchs=0; +00564 <font class="keywordflow">continue</font>; +00565 } +00566 +00567 +00568 <font class="keywordflow">if</font>(paBind.NPatchs>=1) +00569 { +00570 paBind.Edge[0]= pcBind.Edge[0]; +00571 paBind.Next[0]= CZone::getZonePatch(loadedZones, pcBind.ZoneId, pcBind.Next[0]); +00572 <font class="comment">// If not loaded, don't bind to this edge.</font> +00573 <font class="keywordflow">if</font>(!paBind.Next[0]) +00574 paBind.NPatchs=0; +00575 } +00576 <font class="keywordflow">if</font>(paBind.NPatchs>=2) +00577 { +00578 paBind.Edge[1]= pcBind.Edge[1]; +00579 paBind.Next[1]= CZone::getZonePatch(loadedZones, pcBind.ZoneId, pcBind.Next[1]); +00580 <font class="comment">// If not loaded, don't bind to this edge.</font> +00581 <font class="keywordflow">if</font>(!paBind.Next[1]) +00582 paBind.NPatchs=0; +00583 } +00584 <font class="keywordflow">if</font>(paBind.NPatchs>=4) +00585 { +00586 paBind.Edge[2]= pcBind.Edge[2]; +00587 paBind.Edge[3]= pcBind.Edge[3]; +00588 paBind.Next[2]= CZone::getZonePatch(loadedZones, pcBind.ZoneId, pcBind.Next[2]); +00589 paBind.Next[3]= CZone::getZonePatch(loadedZones, pcBind.ZoneId, pcBind.Next[3]); +00590 <font class="comment">// If not loaded, don't bind to this edge.</font> +00591 <font class="keywordflow">if</font>(!paBind.Next[2] || !paBind.Next[3]) +00592 paBind.NPatchs=0; +00593 } +00594 } +00595 +00596 pa.unbind(exceptions); +00597 } +00598 +00599 <font class="comment">// ***************************************************************************</font> +<a name="l00600"></a><a class="code" href="class_NL3D__CZone.html#f3">00600</a> <font class="keywordtype">void</font> CZone::bindPatch(TZoneMap &loadedZones, CPatch &pa, CPatchConnect &pc)<font class="keyword"> +</font>00601 <font class="keyword"></font>{ +00602 CPatch::CBindInfo edges[4]; +00603 +00604 unbindAndMakeBindInfo(loadedZones, pa, pc, edges); +00605 +00606 pa.bind(edges); +00607 } +00608 +00609 +00610 <font class="comment">// ***************************************************************************</font> +<a name="l00611"></a><a class="code" href="class_NL3D__CZone.html#f2">00611</a> <font class="keywordtype">void</font> CZone::unbindPatch(TZoneMap &loadedZones, CPatch &pa, CPatchConnect &pc)<font class="keyword"> +</font>00612 <font class="keyword"></font>{ +00613 CPatch::CBindInfo edges[4]; +00614 +00615 unbindAndMakeBindInfo(loadedZones, pa, pc, edges); +00616 +00617 <font class="comment">// Don't rebind.</font> +00618 } +00619 +00620 +00621 <font class="comment">// ***************************************************************************</font> +<a name="l00622"></a><a class="code" href="class_NL3D__CZone.html#c3">00622</a> <font class="keywordtype">bool</font> CZone::patchOnBorder(<font class="keyword">const</font> CPatchConnect &pc)<font class="keyword"> const +</font>00623 <font class="keyword"></font>{ +00624 <font class="comment">// If only one of neighbor patch is not of this zone, we are on a border.</font> +00625 +00626 <font class="comment">// Test all edges.</font> +00627 <font class="keywordflow">for</font>(sint i=0;i<4;i++) +00628 { +00629 <font class="keyword">const</font> CPatchInfo::CBindInfo &pcBind= pc.BindEdges[i]; +00630 +00631 <a class="code" href="debug_h.html#a6">nlassert</a>(pcBind.NPatchs==0 || pcBind.NPatchs==1 || pcBind.NPatchs==2 || pcBind.NPatchs==4 || pcBind.NPatchs==5); +00632 <font class="keywordflow">if</font>(pcBind.NPatchs>=1) +00633 { +00634 <font class="keywordflow">if</font>(pcBind.ZoneId != ZoneId) +00635 <font class="keywordflow">return</font> <font class="keyword">true</font>; +00636 } +00637 } +00638 +00639 <font class="keywordflow">return</font> <font class="keyword">false</font>; +00640 } +00641 +00642 +00643 <font class="comment">// ***************************************************************************</font> +00644 <font class="comment">// ***************************************************************************</font> +00645 <font class="comment">// Render part.</font> +00646 <font class="comment">// ***************************************************************************</font> +00647 <font class="comment">// ***************************************************************************</font> +00648 +00649 +00650 <font class="comment">// ***************************************************************************</font> +<a name="l00651"></a><a class="code" href="class_NL3D__CZone.html#a13">00651</a> <font class="keywordtype">void</font> CZone::clip(<font class="keyword">const</font> std::vector<CPlane> &pyramid)<font class="keyword"> +</font>00652 <font class="keyword"></font>{ +00653 <a class="code" href="debug_h.html#a6">nlassert</a>(Compiled); +00654 +00655 <font class="comment">// Store current pyramid.</font> +00656 CurrentPyramid= pyramid; +00657 +00658 <font class="comment">// Fill ClipResult.</font> +00659 ClipResult= ClipIn; +00660 <font class="keywordflow">for</font>(sint i=0;i<(sint)pyramid.size();i++) +00661 { +00662 <font class="comment">// If entirely out.</font> +00663 <font class="keywordflow">if</font>(!ZoneBB.clipBack(pyramid[i])) +00664 { +00665 ClipResult= ClipOut; +00666 <font class="comment">// If out of only one plane, out of all.</font> +00667 <font class="keywordflow">break</font>; +00668 } +00669 <font class="comment">// If partially IN (ie not entirely out, and not entirely IN)</font> +00670 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(ZoneBB.clipFront(pyramid[i])) +00671 { +00672 <font class="comment">// Force ClipResult to be ClipSide, and not ClipIn.</font> +00673 ClipResult=ClipSide; +00674 } +00675 } +00676 +00677 <font class="comment">// Fill computeTileErrorMetric.</font> +00678 CBSphere zonesphere(ZoneBB.getCenter(), ZoneBB.getRadius()); +00679 <font class="keywordflow">if</font>(zonesphere.intersect(CTessFace::TileFarSphere)) +00680 ComputeTileErrorMetric= <font class="keyword">true</font>; +00681 <font class="keywordflow">else</font> +00682 ComputeTileErrorMetric= <font class="keyword">false</font>; +00683 +00684 <font class="comment">// Easy Clip :)</font> +00685 <font class="keywordflow">if</font>(Patchs.size()==0) +00686 { +00687 ClipResult= ClipOut; +00688 } +00689 +00690 +00691 <font class="comment">// Clip By Patch Pass.</font> +00692 <font class="comment">//--------------------</font> +00693 <font class="keywordflow">if</font>(ClipResult==ClipOut) +00694 { +00695 CPatch *pPatch= &(*Patchs.begin()); +00696 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00697 { +00698 pPatch->forceClip(); +00699 } +00700 } +00701 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(ClipResult==ClipIn) +00702 { +00703 CPatch *pPatch= &(*Patchs.begin()); +00704 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00705 { +00706 pPatch->forceNoClip(); +00707 } +00708 } +00709 <font class="keywordflow">else</font> +00710 { +00711 CPatch *pPatch= &(*Patchs.begin()); +00712 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00713 { +00714 pPatch->clip(CurrentPyramid); +00715 } +00716 } +00717 +00718 } +00719 +00720 +00721 <font class="comment">// ***************************************************************************</font> +00722 <font class="comment">// DebugYoyo.</font> +00723 <font class="comment">// Code for Debug test Only.. Do not erase it, may be used later :)</font> +00724 <font class="comment">/* +</font>00725 <font class="comment">static void cleanTess(CTessFace *face) +</font>00726 <font class="comment">{ +</font>00727 <font class="comment"> if(!face->isLeaf()) +</font>00728 <font class="comment"> { +</font>00729 <font class="comment"> cleanTess(face->SonLeft); +</font>00730 <font class="comment"> cleanTess(face->SonRight); +</font>00731 <font class="comment"> } +</font>00732 <font class="comment"> // If has father, clean it. +</font>00733 <font class="comment"> if(face->Father) +</font>00734 <font class="comment"> { +</font>00735 <font class="comment"> CTessFace *face1=face->Father; +</font>00736 <font class="comment"> CTessFace *face2=face->Father->FBase; +</font>00737 <font class="comment"> face1->FLeft= face1->SonLeft->FBase; +</font>00738 <font class="comment"> face1->FRight= face1->SonRight->FBase; +</font>00739 <font class="comment"> if(face2!=NULL) +</font>00740 <font class="comment"> { +</font>00741 <font class="comment"> face2->FLeft= face2->SonLeft->FBase; +</font>00742 <font class="comment"> face2->FRight= face2->SonRight->FBase; +</font>00743 <font class="comment"> } +</font>00744 <font class="comment"> } +</font>00745 <font class="comment">} +</font>00746 <font class="comment">static void testTess(CTessFace *face) +</font>00747 <font class="comment">{ +</font>00748 <font class="comment"> if(!face->isLeaf()) +</font>00749 <font class="comment"> { +</font>00750 <font class="comment"> testTess(face->SonLeft); +</font>00751 <font class="comment"> testTess(face->SonRight); +</font>00752 <font class="comment"> } +</font>00753 <font class="comment"> // Test validity. +</font>00754 <font class="comment"> nlassert(!face->FBase || face->FBase->Patch!=(CPatch*)0xdddddddd); +</font>00755 <font class="comment"> nlassert(!face->FLeft || face->FLeft->Patch!=(CPatch*)0xdddddddd); +</font>00756 <font class="comment"> nlassert(!face->FRight || face->FRight->Patch!=(CPatch*)0xdddddddd); +</font>00757 <font class="comment">} +</font>00758 <font class="comment">static void checkTess() +</font>00759 <font class="comment">{ +</font>00760 <font class="comment"> // This test should be inserted at begin of CZone::refine(). +</font>00761 <font class="comment"> // And it needs hacking public/private. +</font>00762 <font class="comment"> CPatch *pPatch; +</font>00763 <font class="comment"> sint n; +</font>00764 <font class="comment"> pPatch= &(*Patchs.begin()); +</font>00765 <font class="comment"> for(n=(sint)Patchs.size();n>0;n--, pPatch++) +</font>00766 <font class="comment"> { +</font>00767 <font class="comment"> cleanTess(pPatch->Son0); +</font>00768 <font class="comment"> cleanTess(pPatch->Son1); +</font>00769 <font class="comment"> } +</font>00770 <font class="comment"> pPatch= &(*Patchs.begin()); +</font>00771 <font class="comment"> for(n=(sint)Patchs.size();n>0;n--, pPatch++) +</font>00772 <font class="comment"> { +</font>00773 <font class="comment"> testTess(pPatch->Son0); +</font>00774 <font class="comment"> testTess(pPatch->Son1); +</font>00775 <font class="comment"> } +</font>00776 <font class="comment">} +</font>00777 <font class="comment">*/</font> +00778 +00779 +00780 <font class="comment">// ***************************************************************************</font> +00781 <font class="comment">// DebugYoyo.</font> +00782 <font class="comment">//volatile sint pipo1;</font> +00783 <font class="comment">//volatile sint pipo2;</font> +<a name="l00784"></a><a class="code" href="class_NL3D__CZone.html#a14">00784</a> <font class="keywordtype">void</font> CZone::refine()<font class="keyword"> +</font>00785 <font class="keyword"></font>{ +00786 <a class="code" href="debug_h.html#a6">nlassert</a>(Compiled); +00787 <font class="comment">// Must be 2^X-1.</font> +00788 <font class="keyword">static</font> <font class="keyword">const</font> sint hideRefineFreq= 15; +00789 +00790 <font class="comment">// DebugYoyo.</font> +00791 <font class="comment">// For the monkey bind test.</font> +00792 <font class="comment">/*extern sint numFrames; +</font>00793 <font class="comment"> pipo1=(rand()>>12)&1; +</font>00794 <font class="comment"> pipo2=(rand()>>12)&1; +</font>00795 <font class="comment"> //if(pipo1 && numFrames>1360) +</font>00796 <font class="comment"> if(true) +</font>00797 <font class="comment"> { +</font>00798 <font class="comment"> TZoneMap pipoMap; +</font>00799 <font class="comment"> pipoMap[ZoneId]= this; +</font>00800 <font class="comment"> bindPatch(pipoMap, Patchs[0], PatchConnects[0]); +</font>00801 <font class="comment"> }*/</font> +00802 +00803 +00804 <font class="comment">// Force refine of invisible zones only every 8 times.</font> +00805 <font class="keywordflow">if</font>(ClipResult==ClipOut && (CTessFace::CurrentDate & hideRefineFreq)!=(ZoneId & hideRefineFreq)) +00806 <font class="keywordflow">return</font>; +00807 <font class="comment">// Fuck stlport....</font> +00808 <font class="keywordflow">if</font>(Patchs.size()==0) +00809 <font class="keywordflow">return</font>; +00810 +00811 CPatch *pPatch= &(*Patchs.begin()); +00812 <font class="keywordflow">if</font>(ClipResult==ClipSide) +00813 { +00814 <font class="comment">// Force refine of invisible patchs only every 16 times.</font> +00815 <font class="comment">// NB: do this only if zone is clipSide</font> +00816 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00817 { +00818 <font class="comment">// "ZoneId+n", because there is only 70 approx patchs per zone. doing this may stabilize framerate.</font> +00819 <font class="keywordflow">if</font>(pPatch->isClipped() && (CTessFace::CurrentDate & hideRefineFreq)!=((ZoneId+n) & hideRefineFreq)) +00820 <font class="keywordflow">continue</font>; +00821 pPatch->refine(); +00822 } +00823 } +00824 <font class="keywordflow">else</font> +00825 { +00826 <font class="comment">// Else refine ALL patchs (even those which may be invisible).</font> +00827 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00828 { +00829 pPatch->refine(); +00830 } +00831 } +00832 +00833 } +00834 <font class="comment">// ***************************************************************************</font> +<a name="l00835"></a><a class="code" href="class_NL3D__CZone.html#a21">00835</a> <font class="keywordtype">void</font> CZone::refineAll()<font class="keyword"> +</font>00836 <font class="keyword"></font>{ +00837 <a class="code" href="debug_h.html#a6">nlassert</a>(Compiled); +00838 +00839 <font class="comment">// Fuck stlport....</font> +00840 <font class="keywordflow">if</font>(Patchs.size()==0) +00841 <font class="keywordflow">return</font>; +00842 +00843 <font class="comment">// Do a dummy clip.</font> +00844 ComputeTileErrorMetric= <font class="keyword">true</font>; +00845 ClipResult= ClipIn; +00846 CPatch *pPatch= &(*Patchs.begin()); +00847 sint n; +00848 <font class="keywordflow">for</font>(n=(sint)Patchs.size();n>0;n--, pPatch++) +00849 { +00850 pPatch->forceNoClip(); +00851 } +00852 +00853 +00854 <font class="comment">// refine ALL patchs (even those which may be invisible).</font> +00855 pPatch= &(*Patchs.begin()); +00856 <font class="keywordflow">for</font>(n=(sint)Patchs.size();n>0;n--, pPatch++) +00857 { +00858 pPatch->refine(); +00859 } +00860 +00861 } +00862 +00863 <font class="comment">// ***************************************************************************</font> +<a name="l00864"></a><a class="code" href="class_NL3D__CZone.html#a15">00864</a> <font class="keywordtype">void</font> CZone::preRender(<font class="keyword">const</font> std::vector<CPlane> &pyramid)<font class="keyword"> +</font>00865 <font class="keyword"></font>{ +00866 <a class="code" href="debug_h.html#a6">nlassert</a>(Compiled); +00867 <font class="keywordflow">if</font>(ClipResult==ClipOut) +00868 <font class="keywordflow">return</font>; +00869 +00870 <font class="comment">// PreRender Pass.</font> +00871 CPatch *pPatch= &(*Patchs.begin()); +00872 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00873 { +00874 pPatch->preRender(pyramid); +00875 } +00876 } +00877 <font class="comment">// ***************************************************************************</font> +<a name="l00878"></a><a class="code" href="class_NL3D__CZone.html#a16">00878</a> <font class="keywordtype">void</font> CZone::renderFar0()<font class="keyword"> +</font>00879 <font class="keyword"></font>{ +00880 <a class="code" href="debug_h.html#a6">nlassert</a>(Compiled); +00881 <font class="keywordflow">if</font>(ClipResult==ClipOut) +00882 <font class="keywordflow">return</font>; +00883 +00884 <font class="comment">// RenderFar0.</font> +00885 CPatch *pPatch= &(*Patchs.begin()); +00886 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00887 { +00888 pPatch->renderFar0(); +00889 } +00890 } +00891 <font class="comment">// ***************************************************************************</font> +<a name="l00892"></a><a class="code" href="class_NL3D__CZone.html#a17">00892</a> <font class="keywordtype">void</font> CZone::renderFar1()<font class="keyword"> +</font>00893 <font class="keyword"></font>{ +00894 <a class="code" href="debug_h.html#a6">nlassert</a>(Compiled); +00895 <font class="keywordflow">if</font>(ClipResult==ClipOut) +00896 <font class="keywordflow">return</font>; +00897 +00898 <font class="comment">// RenderFar1.</font> +00899 CPatch *pPatch= &(*Patchs.begin()); +00900 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00901 { +00902 pPatch->renderFar1(); +00903 } +00904 } +00905 <font class="comment">// ***************************************************************************</font> +<a name="l00906"></a><a class="code" href="class_NL3D__CZone.html#a18">00906</a> <font class="keywordtype">void</font> CZone::renderTile(sint pass)<font class="keyword"> +</font>00907 <font class="keyword"></font>{ +00908 <a class="code" href="debug_h.html#a6">nlassert</a>(Compiled); +00909 <font class="keywordflow">if</font>(ClipResult==ClipOut) +00910 <font class="keywordflow">return</font>; +00911 +00912 <font class="comment">// RenderTile.</font> +00913 CPatch *pPatch= &(*Patchs.begin()); +00914 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00915 { +00916 pPatch->renderTile(pass); +00917 } +00918 } +00919 +00920 +00921 <font class="comment">// ***************************************************************************</font> +<a name="l00922"></a><a class="code" href="class_NL3D__CZone.html#a19">00922</a> <font class="keywordtype">void</font> CZone::resetRenderFar()<font class="keyword"> +</font>00923 <font class="keyword"></font>{ +00924 CPatch *pPatch= &(*Patchs.begin()); +00925 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00926 { +00927 pPatch->resetRenderFar(); +00928 } +00929 } +00930 +00931 +00932 <font class="comment">// ***************************************************************************</font> +<a name="l00933"></a><a class="code" href="class_NL3D__CZone.html#a20">00933</a> <font class="keywordtype">void</font> CZone::forceMergeAtTileLevel()<font class="keyword"> +</font>00934 <font class="keyword"></font>{ +00935 CPatch *pPatch= &(*Patchs.begin()); +00936 <font class="keywordflow">for</font>(sint n=(sint)Patchs.size();n>0;n--, pPatch++) +00937 { +00938 pPatch->forceMergeAtTileLevel(); +00939 } +00940 } +00941 +00942 +00943 <font class="comment">// ***************************************************************************</font> +00944 <font class="comment">// ***************************************************************************</font> +00945 <font class="comment">// Misc part.</font> +00946 <font class="comment">// ***************************************************************************</font> +00947 <font class="comment">// ***************************************************************************</font> +00948 +00949 +00950 <font class="comment">// ***************************************************************************</font> +<a name="l00951"></a><a class="code" href="class_NL3D__CZone.html#a9">00951</a> <font class="keywordtype">void</font> CZone::changePatchTextureAndColor (sint numPatch, <font class="keyword">const</font> std::vector<CTileElement> *tiles, <font class="keyword">const</font> std::vector<CTileColor> *colors)<font class="keyword"> +</font>00952 <font class="keyword"></font>{ +00953 <a class="code" href="debug_h.html#a6">nlassert</a>(numPatch>=0); +00954 <a class="code" href="debug_h.html#a6">nlassert</a>(numPatch<getNumPatchs()); +00955 +00956 +00957 <font class="comment">// Update the patch texture.</font> +00958 <font class="keywordflow">if</font> (tiles) +00959 { +00960 <a class="code" href="debug_h.html#a6">nlassert</a>( Patchs[numPatch].Tiles.size() == tiles->size() ); +00961 Patchs[numPatch].Tiles = *tiles; +00962 } +00963 +00964 <font class="comment">// Update the patch colors.</font> +00965 <font class="keywordflow">if</font> (colors) +00966 { +00967 <a class="code" href="debug_h.html#a6">nlassert</a>( Patchs[numPatch].TileColors.size() == colors->size() ); +00968 Patchs[numPatch].TileColors = *colors; +00969 } +00970 +00971 <font class="keywordflow">if</font> (Compiled&&(tiles||colors)) +00972 { +00973 Patchs[numPatch].deleteTileUvs(); +00974 Patchs[numPatch].recreateTileUvs(); +00975 } +00976 } +00977 +00978 +00979 <font class="comment">// ***************************************************************************</font> +<a name="l00980"></a><a class="code" href="class_NL3D__CZone.html#a10">00980</a> <font class="keyword">const</font> std::vector<CTileElement> &CZone::getPatchTexture(sint numPatch)<font class="keyword"> const +</font>00981 <font class="keyword"></font>{ +00982 <a class="code" href="debug_h.html#a6">nlassert</a>(numPatch>=0); +00983 <a class="code" href="debug_h.html#a6">nlassert</a>(numPatch<getNumPatchs()); +00984 +00985 <font class="comment">// Update the patch texture.</font> +00986 <font class="keywordflow">return</font> Patchs[numPatch].Tiles; +00987 } +00988 +00989 +00990 <font class="comment">// ***************************************************************************</font> +<a name="l00991"></a><a class="code" href="class_NL3D__CZone.html#a11">00991</a> <font class="keyword">const</font> std::vector<CTileColor> &CZone::getPatchColor(sint numPatch)<font class="keyword"> const +</font>00992 <font class="keyword"></font>{ +00993 <a class="code" href="debug_h.html#a6">nlassert</a>(numPatch>=0); +00994 <a class="code" href="debug_h.html#a6">nlassert</a>(numPatch<getNumPatchs()); +00995 +00996 <font class="comment">// Update the patch texture.</font> +00997 <font class="keywordflow">return</font> Patchs[numPatch].TileColors; +00998 } +00999 +01000 +01001 <font class="comment">// ***************************************************************************</font> +<a name="l01002"></a><a class="code" href="class_NL3D__CZone.html#a5">01002</a> <font class="keywordtype">void</font> CZone::debugBinds(FILE *f)<font class="keyword"> +</font>01003 <font class="keyword"></font>{ +01004 fprintf(f, <font class="stringliteral">"*****************************\n"</font>); +01005 fprintf(f, <font class="stringliteral">"ZoneId: %d. NPatchs:%d\n"</font>, ZoneId, PatchConnects.size()); +01006 sint i; +01007 <font class="keywordflow">for</font>(i=0;i<(sint)PatchConnects.size();i++) +01008 { +01009 CPatchConnect &pc= PatchConnects[i]; +01010 fprintf(f, <font class="stringliteral">"patch%d:\n"</font>, i); +01011 <font class="keywordflow">for</font>(sint j=0;j<4;j++) +01012 { +01013 CPatchInfo::CBindInfo &bd= pc.BindEdges[j]; +01014 fprintf(f, <font class="stringliteral">" edge%d: Zone:%d. NPatchs:%d. "</font>, j, bd.ZoneId, bd.NPatchs); +01015 <font class="keywordflow">for</font>(sint k=0;k<bd.NPatchs;k++) +01016 { +01017 fprintf(f, <font class="stringliteral">"p%de%d - "</font>, bd.Next[k], bd.Edge[k]); +01018 } +01019 fprintf(f, <font class="stringliteral">"\n"</font>); +01020 } +01021 } +01022 +01023 fprintf(f,<font class="stringliteral">"Vertices :\n"</font>); +01024 <font class="keywordflow">for</font>(i=0;i<(sint)BorderVertices.size();i++) +01025 { +01026 fprintf(f,<font class="stringliteral">"current : %d -> (zone %d) vertex %d\n"</font>,BorderVertices[i].CurrentVertex, +01027 BorderVertices[i].NeighborZoneId, +01028 BorderVertices[i].NeighborVertex); +01029 } +01030 } +01031 +01032 +01033 <font class="comment">// ***************************************************************************</font> +<a name="l01034"></a><a class="code" href="class_NL3D__CZone.html#a30">01034</a> <font class="keywordtype">void</font> CZone::applyHeightField(<font class="keyword">const</font> CLandscape &landScape)<font class="keyword"> +</font>01035 <font class="keyword"></font>{ +01036 sint i,j; +01037 vector<CBezierPatch> patchs; +01038 +01039 <font class="comment">// no patch, do nothing.</font> +01040 <font class="keywordflow">if</font>(Patchs.size()==0) +01041 <font class="keywordflow">return</font>; +01042 +01043 <font class="comment">// 0. Unpack patchs to Bezier Patchs.</font> +01044 <font class="comment">//===================================</font> +01045 patchs.resize(Patchs.size()); +01046 <font class="keywordflow">for</font>(j=0;j<(sint)patchs.size();j++) +01047 { +01048 CBezierPatch &p= patchs[j]; +01049 CPatch &pa= Patchs[j]; +01050 +01051 <font class="comment">// re-Build the uncompressed bezier patch.</font> +01052 <font class="keywordflow">for</font>(i=0;i<4;i++) +01053 pa.Vertices[i].unpack(p.Vertices[i], PatchBias, PatchScale); +01054 <font class="keywordflow">for</font>(i=0;i<8;i++) +01055 pa.Tangents[i].unpack(p.Tangents[i], PatchBias, PatchScale); +01056 <font class="keywordflow">for</font>(i=0;i<4;i++) +01057 pa.Interiors[i].unpack(p.Interiors[i], PatchBias, PatchScale); +01058 } +01059 +01060 <font class="comment">// 1. apply heightfield on bezier patchs.</font> +01061 <font class="comment">//===================================</font> +01062 <font class="keywordflow">for</font>(j=0;j<(sint)patchs.size();j++) +01063 { +01064 CBezierPatch &p= patchs[j]; +01065 +01066 <font class="comment">// apply delta.</font> +01067 <font class="keywordflow">for</font>(i=0;i<4;i++) +01068 p.Vertices[i]+= landScape.getHeightFieldDeltaZ(p.Vertices[i].x, p.Vertices[i].y); +01069 <font class="keywordflow">for</font>(i=0;i<8;i++) +01070 p.Tangents[i]+= landScape.getHeightFieldDeltaZ(p.Tangents[i].x, p.Tangents[i].y); +01071 <font class="keywordflow">for</font>(i=0;i<4;i++) +01072 p.Interiors[i]+= landScape.getHeightFieldDeltaZ(p.Interiors[i].x, p.Interiors[i].y); +01073 } +01074 +01075 +01076 <font class="comment">// 2. Re-compute Patch Scale/Bias, and Zone BBox.</font> +01077 <font class="comment">//===================================</font> +01078 CAABBox bb; +01079 bb.setCenter(patchs[0].Vertices[0]); +01080 bb.setHalfSize(CVector::Null); +01081 <font class="keywordflow">for</font>(j=0;j<(sint)patchs.size();j++) +01082 { +01083 <font class="comment">// extend bbox.</font> +01084 <font class="keyword">const</font> CBezierPatch &p= patchs[j]; +01085 <font class="keywordflow">for</font>(i=0;i<4;i++) +01086 bb.extend(p.Vertices[i]); +01087 <font class="keywordflow">for</font>(i=0;i<8;i++) +01088 bb.extend(p.Tangents[i]); +01089 <font class="keywordflow">for</font>(i=0;i<4;i++) +01090 bb.extend(p.Interiors[i]); +01091 } +01092 <font class="comment">// Compute BBox, and Patch Scale Bias, according to Noise.</font> +01093 computeBBScaleBias(bb); +01094 +01095 +01096 <font class="comment">// 3. Re-pack patchs.</font> +01097 <font class="comment">//===================================</font> +01098 <font class="keywordflow">for</font>(j=0;j<(sint)patchs.size();j++) +01099 { +01100 CBezierPatch &p= patchs[j]; +01101 CPatch &pa= Patchs[j]; +01102 +01103 <font class="comment">// Build the packed patch.</font> +01104 <font class="keywordflow">for</font>(i=0;i<4;i++) +01105 pa.Vertices[i].pack(p.Vertices[i], PatchBias, PatchScale); +01106 <font class="keywordflow">for</font>(i=0;i<8;i++) +01107 pa.Tangents[i].pack(p.Tangents[i], PatchBias, PatchScale); +01108 <font class="keywordflow">for</font>(i=0;i<4;i++) +01109 pa.Interiors[i].pack(p.Interiors[i], PatchBias, PatchScale); +01110 } +01111 } +01112 +01113 +01114 +01115 } <font class="comment">// NL3D</font> +</div></pre> + +<!-- 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> |