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Documentation                       Search   NL3D::UScene Class Reference Game Interface for Scene. More... #include <u_scene.h> Inheritance diagram for NL3D::UScene: List of all members. LoadBalancing mgt. enum   TPolygonBalancingMode { PolygonBalancingOff = 0, PolygonBalancingOn, PolygonBalancingClamp, CountPolygonBalancing }   The mode of polygon balancing. More... virtual void  setPolygonBalancingMode (TPolygonBalancingMode polBalMode)=0   Set the PolygonBalancingMode. More... virtual TPolygonBalancingMode  getPolygonBalancingMode () const=0   Get the PolygonBalancingMode. More... virtual float  getNbFaceAsked () const=0   Get the last face count asked from the instances before reduction. More... virtual void  setGroupLoadMaxPolygon (const std::string &group, uint nFaces)=0   Set the number of faces wanted for a LoadBlancingGroup. More... virtual uint  getGroupLoadMaxPolygon (const std::string &group)=0   Get the number of faces wanted for a LoadBlancingGroup. More... virtual float  getGroupNbFaceAsked (const std::string &group) const=0   Get the last face count asked from the instances before reduction. More... virtual void  setMaxSkeletonsInNotCLodForm (uint m)=0   LoadBalancing for CLod and Skeletons. More... virtual uint  getMaxSkeletonsInNotCLodForm () const=0   see setMaxSkeletonsInNotCLodForm(). More... Public Types Public Methods Render virtual void  render ()=0   Render the scene from the CurrentCamera view (setCam()), and the current Viewport. More... virtual void  updateWaitingInstances (double systemTimeEllapsed)=0   Update waiting instances and igs that are loaded asynchronously NB: this is called by render(). More... virtual void  animate (TGlobalAnimationTime time)=0   Set the animation time for lightmap and Particle System animation. More... Camera/Viewport. virtual void  setCam (UCamera *cam)=0   Set the current camera for this scene. nlError if NULL, or if the camera was not created by this UScene. More... virtual UCamera *  getCam ()=0   Get the current camera. More... virtual void  setViewport (const class CViewport &viewport)=0   Set the current Viewport. More... virtual CViewport  getViewport ()=0   Get the current Viewport. More... Component Mgt. virtual UCamera *  createCamera ()=0   Create a camera. Usefull for this scene only. More... virtual void  deleteCamera (UCamera *cam)=0   Delete a camera. More... virtual UInstance *  createInstance (const std::string &shapeName)=0   Create an instance of the shape "shapename". More... virtual void  createInstanceAsync (const std::string &shapeName, UInstance **ppInstance)=0   Same as createInstance but the instance is loaded asynchronously. More... virtual void  deleteInstance (UInstance *inst)=0   Delete an instance via his pointer. More... virtual void  createInstanceGroupAndAddToSceneAsync (const std::string &instanceGroup, UInstanceGroup **pIG, const NLMISC::CVector &offset)=0   create an instance group asynchronously, and add it to a scene asynchronously once it has been loaded. More... virtual void  stopCreatingAndAddingIG (UInstanceGroup **pIG)=0   Stop loading and adding an ig to the scene. More... virtual UTransform *  createTransform ()=0   Create a dummy object. More... virtual void  deleteTransform (UTransform *tr)=0   Delete a dummy object. More... virtual USkeleton *  createSkeleton (const std::string &shapeName)=0   Create a skeleton instance of the skeleton shape "shapename". More... virtual void  deleteSkeleton (USkeleton *skel)=0   Delete a skeleton instance via his pointer. More... virtual ULandscape *  createLandscape ()=0   Create a landscape. There could be many Landscape per Scene (Driver? :). But never tested :). More... virtual void  deleteLandscape (ULandscape *land)=0   delete a landscape. More... virtual UCloudScape *  createCloudScape ()=0   Create a landscape. There could be many Landscape per Scene (Driver? :). But never tested :). More... virtual void  deleteCloudScape (UCloudScape *cs)=0   delete a landscape. More... virtual void  setToGlobalInstanceGroup (UInstanceGroup *pIGU)=0   Assign the Instance Group to the root cluster. More... virtual UPointLight *  createPointLight ()=0   Create a dynamic PointLight. Usefull for this scene only. More... virtual void  deletePointLight (UPointLight *light)=0   Delete a dynamic PointLight. More... Animation gestion. virtual UAnimationSet *  createAnimationSet ()=0   Create an empty AnimationSet. More... virtual UAnimationSet *  createAnimationSet (const std::string &animationSetFile)=0   Create a new AnimationSet, load it from a file. Use CPath to search the animation set. exception EPathNotFound if not found. More... virtual void  deleteAnimationSet (UAnimationSet *animationSet)=0   Delete a AnimationSet. NB: actually, this animation set is internally deleted only when no more UPlayList use it. More... virtual UPlayListManager *  createPlayListManager ()=0   Create a new PlayListManager. More... virtual void  deletePlayListManager (UPlayListManager *playListManager)=0   Delete a PlayListManager. More... virtual void  setAutomaticAnimationSet (UAnimationSet *as)=0   Set the automatic animation set used by the scene. More... Visual Collision manager. virtual UVisualCollisionManager *  createVisualCollisionManager ()=0 virtual void  deleteVisualCollisionManager (UVisualCollisionManager *mgr)=0 Coarse meshes mgt. virtual void  setStaticCoarseMeshManagerTexture (const char *sPath)=0   Set the static coarse meshes's common texture. More... virtual void  setDynamicCoarseMeshManagerTexture (const char *sPath)=0   Set the dynamic coarse meshes's common texture. More... virtual void  setCoarseMeshLightingUpdate (uint8 period)=0   Each coarseMesh lighting will be updated every "period" frame. More... virtual uint8  getCoarseMeshLightingUpdate () const=0   see setCoarseMeshLightingUpdate(). More... Global light setup. virtual void  enableLightingSystem (bool enable)=0   Enable Scene Lighting system. More... virtual void  setAmbientGlobal (NLMISC::CRGBA ambient)=0   set the global Ambient used for the scene. Default to (50, 50, 50). More... virtual void  setSunAmbient (NLMISC::CRGBA ambient)=0   set the Ambient of the Sun used for the scene. More... virtual void  setSunDiffuse (NLMISC::CRGBA diffuse)=0   set the Diffuse of the Sun used for the scene. More... virtual void  setSunSpecular (NLMISC::CRGBA specular)=0   set the Specular of the Sun used for the scene. More... virtual void  setSunDirection (const NLMISC::CVector &direction)=0   set the Direction of the Sun used for the scene. More... virtual NLMISC::CRGBA  getAmbientGlobal () const=0   get the global Ambient used for the scene. Default to (50, 50, 50). More... virtual NLMISC::CRGBA  getSunAmbient () const=0   get the Ambient of the Sun used for the scene. More... virtual NLMISC::CRGBA  getSunDiffuse () const=0   get the Diffuse of the Sun used for the scene. More... virtual NLMISC::CRGBA  getSunSpecular () const=0   get the Specular of the Sun used for the scene. More... virtual NLMISC::CVector  getSunDirection () const=0   get the Direction of the Sun used for the scene. More... virtual void  setMaxLightContribution (uint nlights)=0   setup the max number of point light that can influence a model. More... virtual uint  getMaxLightContribution () const=0   See also: setMaxLightContribution(). More... virtual void  setLightTransitionThreshold (float lightTransitionThreshold)=0   Advanced. More... virtual float  getLightTransitionThreshold () const=0   See also: getLightTransitionThreshold(). More... transparent Layers mgt virtual void  setLayersRenderingOrder (bool directOrder=true)=0   Set the order or rendering of layers containing transparent objects. More... virtual bool  getLayersRenderingOrder () const=0 Weather mgt virtual void  setGlobalWindPower (float gwp)=0   Set the current windPower for all the scene. 0-1. More... virtual float  getGlobalWindPower () const=0   get the current windPower. More... virtual void  setGlobalWindDirection (const NLMISC::CVector &gwd)=0   Set the current windDirection for all the scene. dir.z set to 0 and vector normalized. More... virtual const NLMISC::CVector &  getGlobalWindDirection () const=0   get the current windDirection. More... CLod / Character Lod mgt virtual void  resetCLodManager ()=0   reset the manager. More... virtual uint32  loadCLodShapeBank (const std::string &fileName)=0   Load a Shape Bank. More... virtual void  deleteCLodShapeBank (uint32 bankId)=0   delete a Shape Bank. No-op if bad id. More... virtual sint32  getCLodShapeIdByName (const std::string &name) const=0   Get a shapeId by its name. More... virtual sint32  getCLodAnimIdByName (uint32 shapeId, const std::string &name) const=0   Get a AnimId of a shape by its name. More... Protected Methods Object   UScene () virtual  ~UScene () Detailed Description Game Interface for Scene. A UScene create instances, camera lights etc... Those objects are not sharable through different scenes. You cannot use a camera create with Scene1, for viewing Scene2. The scene is created with a default camera that you can retrieve with getCam(). Author: Lionel Berenguier , Nevrax France Date: 2001 Definition at line 68 of file u_scene.h. Member Enumeration Documentation enum NL3D::UScene::TPolygonBalancingMode   The mode of polygon balancing. NB: this apply to All LoadBalancingGroups, but the "Default" group which is always considered as PolygonBalancingOff PolygonBalancingOff => Models will be rendered with the number of faces they want to render. PolygonBalancingOn => Models will be rendered with the number of faces the LoadBalancing want. PolygonBalancingClamp => Same as PolygonBalancingOn, but factor <= 1, ie models won't be rendered with more face they want to render. Enumeration values: PolygonBalancingOff  PolygonBalancingOn  PolygonBalancingClamp  CountPolygonBalancing  Definition at line 234 of file u_scene.h. Constructor & Destructor Documentation NL3D::UScene::UScene (    )  [inline, protected]   Definition at line 74 of file u_scene.h. virtual NL3D::UScene::~UScene (    )  [inline, protected, virtual]   Definition at line 75 of file u_scene.h. Member Function Documentation virtual void NL3D::UScene::animate (  TGlobalAnimationTime    time )  [pure virtual]   Set the animation time for lightmap and Particle System animation. Implemented in NL3D::CSceneUser. virtual UAnimationSet* NL3D::UScene::createAnimationSet (  const std::string &    animationSetFile )  [pure virtual]   Create a new AnimationSet, load it from a file. Use CPath to search the animation set. exception EPathNotFound if not found. Implemented in NL3D::CSceneUser. virtual UAnimationSet* NL3D::UScene::createAnimationSet (    )  [pure virtual]   Create an empty AnimationSet. Implemented in NL3D::CSceneUser. virtual UCamera* NL3D::UScene::createCamera (    )  [pure virtual]   Create a camera. Usefull for this scene only. Implemented in NL3D::CSceneUser. virtual UCloudScape* NL3D::UScene::createCloudScape (    )  [pure virtual]   Create a landscape. There could be many Landscape per Scene (Driver? :). But never tested :). Implemented in NL3D::CSceneUser. virtual UInstance* NL3D::UScene::createInstance (  const std::string &    shapeName )  [pure virtual]   Create an instance of the shape "shapename". If not present, try to load "shapename" via CPath. If fails (file not found), return NULL. nlerror if the file is not a mesh file. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::createInstanceAsync (  const std::string &    shapeName, UInstance **    ppInstance )  [pure virtual]   Same as createInstance but the instance is loaded asynchronously. You must poll to know if the instance if created by calling render() Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::createInstanceGroupAndAddToSceneAsync (  const std::string &    instanceGroup, UInstanceGroup **    pIG, const NLMISC::CVector &    offset )  [pure virtual]   create an instance group asynchronously, and add it to a scene asynchronously once it has been loaded. The instance groups that must be added to the scene are checked at each render. The pIG pointer is filled once the instance group has been loaded and add to the scene Implemented in NL3D::CSceneUser. virtual ULandscape* NL3D::UScene::createLandscape (    )  [pure virtual]   Create a landscape. There could be many Landscape per Scene (Driver? :). But never tested :). Implemented in NL3D::CSceneUser. virtual UPlayListManager* NL3D::UScene::createPlayListManager (    )  [pure virtual]   Create a new PlayListManager. Implemented in NL3D::CSceneUser. virtual UPointLight* NL3D::UScene::createPointLight (    )  [pure virtual]   Create a dynamic PointLight. Usefull for this scene only. Implemented in NL3D::CSceneUser. virtual USkeleton* NL3D::UScene::createSkeleton (  const std::string &    shapeName )  [pure virtual]   Create a skeleton instance of the skeleton shape "shapename". If not present, try to load "shapename" via CPath. If fails (file not found), return NULL. nlerror if the file is not a skeleton shape file. Implemented in NL3D::CSceneUser. virtual UTransform* NL3D::UScene::createTransform (    )  [pure virtual]   Create a dummy object. Implemented in NL3D::CSceneUser. virtual UVisualCollisionManager* NL3D::UScene::createVisualCollisionManager (    )  [pure virtual]   Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deleteAnimationSet (  UAnimationSet *    animationSet )  [pure virtual]   Delete a AnimationSet. NB: actually, this animation set is internally deleted only when no more UPlayList use it. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deleteCamera (  UCamera *    cam )  [pure virtual]   Delete a camera. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deleteCLodShapeBank (  uint32    bankId )  [pure virtual]   delete a Shape Bank. No-op if bad id. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deleteCloudScape (  UCloudScape *    cs )  [pure virtual]   delete a landscape. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deleteInstance (  UInstance *    inst )  [pure virtual]   Delete an instance via his pointer. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deleteLandscape (  ULandscape *    land )  [pure virtual]   delete a landscape. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deletePlayListManager (  UPlayListManager *    playListManager )  [pure virtual]   Delete a PlayListManager. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deletePointLight (  UPointLight *    light )  [pure virtual]   Delete a dynamic PointLight. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deleteSkeleton (  USkeleton *    skel )  [pure virtual]   Delete a skeleton instance via his pointer. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deleteTransform (  UTransform *    tr )  [pure virtual]   Delete a dummy object. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::deleteVisualCollisionManager (  UVisualCollisionManager *    mgr )  [pure virtual]   Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::enableLightingSystem (  bool    enable )  [pure virtual]   Enable Scene Lighting system. For backward compatibility, false by default. If false, all objects will take last driver 's light setup Implemented in NL3D::CSceneUser. virtual NLMISC::CRGBA NL3D::UScene::getAmbientGlobal (    )  const [pure virtual]   get the global Ambient used for the scene. Default to (50, 50, 50). Implemented in NL3D::CSceneUser. virtual UCamera* NL3D::UScene::getCam (    )  [pure virtual]   Get the current camera. Implemented in NL3D::CSceneUser. virtual sint32 NL3D::UScene::getCLodAnimIdByName (  uint32    shapeId, const std::string &    name )  const [pure virtual]   Get a AnimId of a shape by its name. -1 if not found. Implemented in NL3D::CSceneUser. virtual sint32 NL3D::UScene::getCLodShapeIdByName (  const std::string &    name )  const [pure virtual]   Get a shapeId by its name. -1 if not found. Implemented in NL3D::CSceneUser. virtual uint8 NL3D::UScene::getCoarseMeshLightingUpdate (    )  const [pure virtual]   see setCoarseMeshLightingUpdate(). Implemented in NL3D::CSceneUser. virtual const NLMISC::CVector& NL3D::UScene::getGlobalWindDirection (    )  const [pure virtual]   get the current windDirection. Implemented in NL3D::CSceneUser. virtual float NL3D::UScene::getGlobalWindPower (    )  const [pure virtual]   get the current windPower. Implemented in NL3D::CSceneUser. virtual uint NL3D::UScene::getGroupLoadMaxPolygon (  const std::string &    group )  [pure virtual]   Get the number of faces wanted for a LoadBlancingGroup. The Group is created if did not exist. Implemented in NL3D::CSceneUser. virtual float NL3D::UScene::getGroupNbFaceAsked (  const std::string &    group )  const [pure virtual]   Get the last face count asked from the instances before reduction. only for the given group return 0 if the Group does not exist. Implemented in NL3D::CSceneUser. virtual bool NL3D::UScene::getLayersRenderingOrder (    )  const [pure virtual]   Implemented in NL3D::CSceneUser. virtual float NL3D::UScene::getLightTransitionThreshold (    )  const [pure virtual]   See also: getLightTransitionThreshold(). Implemented in NL3D::CSceneUser. virtual uint NL3D::UScene::getMaxLightContribution (    )  const [pure virtual]   See also: setMaxLightContribution(). Implemented in NL3D::CSceneUser. virtual uint NL3D::UScene::getMaxSkeletonsInNotCLodForm (    )  const [pure virtual]   see setMaxSkeletonsInNotCLodForm(). Implemented in NL3D::CSceneUser. virtual float NL3D::UScene::getNbFaceAsked (    )  const [pure virtual]   Get the last face count asked from the instances before reduction. It gets the sum of All groups. Implemented in NL3D::CSceneUser. virtual TPolygonBalancingMode NL3D::UScene::getPolygonBalancingMode (    )  const [pure virtual]   Get the PolygonBalancingMode. Implemented in NL3D::CSceneUser. virtual NLMISC::CRGBA NL3D::UScene::getSunAmbient (    )  const [pure virtual]   get the Ambient of the Sun used for the scene. Implemented in NL3D::CSceneUser. virtual NLMISC::CRGBA NL3D::UScene::getSunDiffuse (    )  const [pure virtual]   get the Diffuse of the Sun used for the scene. Implemented in NL3D::CSceneUser. virtual NLMISC::CVector NL3D::UScene::getSunDirection (    )  const [pure virtual]   get the Direction of the Sun used for the scene. Implemented in NL3D::CSceneUser. virtual NLMISC::CRGBA NL3D::UScene::getSunSpecular (    )  const [pure virtual]   get the Specular of the Sun used for the scene. Implemented in NL3D::CSceneUser. virtual CViewport NL3D::UScene::getViewport (    )  [pure virtual]   Get the current Viewport. Implemented in NL3D::CSceneUser. virtual uint32 NL3D::UScene::loadCLodShapeBank (  const std::string &    fileName )  [pure virtual]   Load a Shape Bank. The ShapeMap is rebuilded. Hence slow call. NB: a vector of ShapeBank is maintained internally, hence, not so many shapeBank should be created at same Time. trhow exception if failed to load the file Parameters: fileName  is a .clodbank file, to be loaded. CPath::lookup is used. Returns: id of the shape Bank. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::render (    )  [pure virtual]   Render the scene from the CurrentCamera view (setCam()), and the current Viewport. nlError if no current camera. NB: no Driver clear buffers (color or ZBuffer) are done.... NB: The UDriver Matrix/Viewport context for 2D/3D interface is restored after this render. NB: nlerror if the current camera has been deleted. NB: the UDriver Light setup (see UDriver::setLight() / UDriver::setAmbientColor()) is modified. At the exit of render(), all UDriver lights are disabled. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::resetCLodManager (    )  [pure virtual]   reset the manager. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setAmbientGlobal (  NLMISC::CRGBA    ambient )  [pure virtual]   set the global Ambient used for the scene. Default to (50, 50, 50). Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setAutomaticAnimationSet (  UAnimationSet *    as )  [pure virtual]   Set the automatic animation set used by the scene. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setCam (  UCamera *    cam )  [pure virtual]   Set the current camera for this scene. nlError if NULL, or if the camera was not created by this UScene. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setCoarseMeshLightingUpdate (  uint8    period )  [pure virtual]   Each coarseMesh lighting will be updated every "period" frame. clamped to 1,255 Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setDynamicCoarseMeshManagerTexture (  const char *    sPath )  [pure virtual]   Set the dynamic coarse meshes's common texture. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setGlobalWindDirection (  const NLMISC::CVector &    gwd )  [pure virtual]   Set the current windDirection for all the scene. dir.z set to 0 and vector normalized. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setGlobalWindPower (  float    gwp )  [pure virtual]   Set the current windPower for all the scene. 0-1. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setGroupLoadMaxPolygon (  const std::string &    group, uint    nFaces )  [pure virtual]   Set the number of faces wanted for a LoadBlancingGroup. The Group is created if did not exist. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setLayersRenderingOrder (  bool    directOrder = true )  [pure virtual]   Set the order or rendering of layers containing transparent objects. In real case, with direct order, we have: Underwater is rendered. Water is rendered. Objects above water are rendered. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setLightTransitionThreshold (  float    lightTransitionThreshold )  [pure virtual]   Advanced. When a model is influenced by more light than allowed, or when it reach the limits of the light (attenuationEnd), the light can be darkened according to some threshold. The resultLightColor begin to fade when distModelToLight== attEnd- threshold*(attEnd-attBegin). when distModelToLight== 0, resultLightColor==Black. By default, this value is 0.1f. Setting higher values will smooth transition but will generally darken the global effects of lights. NB: clamp(value, 0, 1); Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setMaxLightContribution (  uint    nlights )  [pure virtual]   setup the max number of point light that can influence a model. NB: clamped by NL3D_MAX_LIGHT_CONTRIBUTION Default is 3. NB: the sun contribution is not taken into account Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setMaxSkeletonsInNotCLodForm (  uint    m )  [pure virtual]   LoadBalancing for CLod and Skeletons. Setup the max number of skeletons displayed in std way (ie not CLod). Default is 20. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setPolygonBalancingMode (  TPolygonBalancingMode    polBalMode )  [pure virtual]   Set the PolygonBalancingMode. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setStaticCoarseMeshManagerTexture (  const char *    sPath )  [pure virtual]   Set the static coarse meshes's common texture. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setSunAmbient (  NLMISC::CRGBA    ambient )  [pure virtual]   set the Ambient of the Sun used for the scene. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setSunDiffuse (  NLMISC::CRGBA    diffuse )  [pure virtual]   set the Diffuse of the Sun used for the scene. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setSunDirection (  const NLMISC::CVector &    direction )  [pure virtual]   set the Direction of the Sun used for the scene. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setSunSpecular (  NLMISC::CRGBA    specular )  [pure virtual]   set the Specular of the Sun used for the scene. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setToGlobalInstanceGroup (  UInstanceGroup *    pIGU )  [pure virtual]   Assign the Instance Group to the root cluster. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::setViewport (  const class CViewport &    viewport )  [pure virtual]   Set the current Viewport. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::stopCreatingAndAddingIG (  UInstanceGroup **    pIG )  [pure virtual]   Stop loading and adding an ig to the scene. Implemented in NL3D::CSceneUser. virtual void NL3D::UScene::updateWaitingInstances (  double    systemTimeEllapsed )  [pure virtual]   Update waiting instances and igs that are loaded asynchronously NB: this is called by render(). Parameters: systemTimeEllapsed  : the time between 2 calls to updateWaitingInstances, in seconds Implemented in NL3D::CSceneUser. The documentation for this class was generated from the following file: u_scene.h