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transform_shape.hGo to the documentation of this file.00001 00007 /* Copyright, 2000 Nevrax Ltd. 00008 * 00009 * This file is part of NEVRAX NEL. 00010 * NEVRAX NEL is free software; you can redistribute it and/or modify 00011 * it under the terms of the GNU General Public License as published by 00012 * the Free Software Foundation; either version 2, or (at your option) 00013 * any later version. 00014 00015 * NEVRAX NEL is distributed in the hope that it will be useful, but 00016 * WITHOUT ANY WARRANTY; without even the implied warranty of 00017 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00018 * General Public License for more details. 00019 00020 * You should have received a copy of the GNU General Public License 00021 * along with NEVRAX NEL; see the file COPYING. If not, write to the 00022 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, 00023 * MA 02111-1307, USA. 00024 */ 00025 00026 #ifndef NL_TRANSFORM_SHAPE_H 00027 #define NL_TRANSFORM_SHAPE_H 00028 00029 #include "nel/misc/types_nl.h" 00030 #include "nel/misc/matrix.h" 00031 #include "3d/transform.h" 00032 #include "3d/shape.h" 00033 #include "3d/load_balancing_trav.h" 00034 #include <vector> 00035 00036 00037 namespace NL3D 00038 { 00039 00040 00041 using NLMISC::CSmartPtr; 00042 using NLMISC::CPlane; 00043 00044 00045 class CTransformShapeClipObs; 00046 class CTransformShapeRenderObs; 00047 class CTransformShapeLoadBalancingObs; 00048 class CRenderTrav; 00049 class CMRMLevelDetail; 00050 class CMaterial; 00051 00052 00053 // *************************************************************************** 00054 // ClassIds. 00055 const NLMISC::CClassId TransformShapeId=NLMISC::CClassId(0x1e6115e6, 0x63502517); 00056 00057 00058 // *************************************************************************** 00065 class CTransformShape : public CTransform 00066 { 00067 public: 00069 static void registerBasic(); 00070 00071 public: 00073 CSmartPtr<IShape> Shape; 00074 00075 #ifdef NL_DEBUG 00076 std::string NameForDebug; // \todo traptemp 00077 #endif 00078 00079 00082 virtual void getAABBox(NLMISC::CAABBox &bbox) const; 00083 00086 virtual uint getNumMaterial () const; 00087 00090 virtual const CMaterial *getMaterial (uint materialId) const; 00091 00094 virtual CMaterial *getMaterial (uint materialId); 00095 00097 // @{ 00098 00106 virtual float getNumTriangles (float distance); 00107 00112 float getNumTrianglesAfterLoadBalancing() {return _NumTrianglesAfterLoadBalancing;} 00113 00115 virtual const CMRMLevelDetail *getMRMLevelDetail() const {return NULL;} 00116 00117 // @} 00118 00119 00121 // @{ 00123 void changeLightSetup(CRenderTrav *rdrTrav); 00124 // @} 00125 00127 virtual bool canStartStop() { return false; } 00128 // For instance that have a start/stop caps 00129 virtual void start() {}; 00130 // For instance that have a start/stop caps 00131 virtual void stop() {}; 00132 // For instance that have a start/stop caps 00133 virtual bool isStarted() const { return false; } 00134 00135 // Get the model distmax. At startup it is setupped with the shape value 00136 float getDistMax() const { return _DistMax; } 00137 // Set the model distmax. 00138 void setDistMax(float distMax) { _DistMax = distMax; } 00139 protected: 00141 CTransformShape(); 00143 virtual ~CTransformShape() {} 00144 00148 void setupCurrentLightContribution(CLightContribution *lightContrib, bool useLocalAtt); 00149 00150 private: 00151 static IModel *creator() {return new CTransformShape;} 00152 friend class CTransformShapeClipObs; 00153 friend class CTransformShapeRenderObs; 00154 friend class CTransformShapeLoadBalancingObs; 00155 00156 float _NumTrianglesAfterLoadBalancing; 00157 00158 00159 // return the contribution of lights (for redner Observer). 00160 CLightContribution &getLightContribution() {return _LightContribution;} 00161 00162 private: 00163 /* The Activated lightContribution, and localAttenuation setup for this instance. 00164 This may be our lightContribution, or our ancestore skeleton contribution. 00165 */ 00166 CLightContribution *_CurrentLightContribution; 00167 // true If this instance use localAttenuation. 00168 bool _CurrentUseLocalAttenuation; 00169 private: 00170 // The max dist for this model. 00171 float _DistMax; 00172 }; 00173 00174 00175 00176 // *************************************************************************** 00177 // *************************************************************************** 00178 // Observers implementation. 00179 // *************************************************************************** 00180 // *************************************************************************** 00181 00182 00183 // *************************************************************************** 00195 class CTransformShapeClipObs : public CTransformClipObs 00196 { 00197 bool _ClipDueToDistMax; 00198 public: 00199 00201 virtual bool clip(IBaseClipObs *caller); 00202 00204 bool isLastClipDueToDistMax() const {return _ClipDueToDistMax;} 00205 00206 static IObs *creator() {return new CTransformShapeClipObs;} 00207 }; 00208 00209 00210 // *************************************************************************** 00220 class CTransformShapeRenderObs : public CTransformRenderObs 00221 { 00222 public: 00223 00225 virtual void traverse(IObs *caller); 00226 00227 static IObs *creator() {return new CTransformShapeRenderObs;} 00228 }; 00229 00230 00231 // *************************************************************************** 00242 class CTransformShapeLoadBalancingObs : public IBaseLoadBalancingObs 00243 { 00244 public: 00245 00250 virtual void traverse(IObs *caller); 00251 00252 static IObs *creator() {return new CTransformShapeLoadBalancingObs;} 00253 00254 00255 protected: 00256 00257 // The number of face computed in Pass0. 00258 float _FaceCount; 00259 00260 00261 void traversePass0(); 00262 void traversePass1(); 00263 00264 }; 00265 00266 00267 } // NL3D 00268 00269 00270 #endif // NL_TRANSFORM_SHAPE_H 00271 00272 /* End of transform_shape.h */ |