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NL3D::CPSForce Class Reference

#include <ps_force.h>

Inheritance diagram for NL3D::CPSForce:

NL3D::CPSTargetLocatedBindable NL3D::CPSLocatedBindable NLMISC::IStreamable NLMISC::IClassable NL3D::CIsotropicForceT< T > NL3D::CIsotropicForceT< CPSFluidFrictionFunctor > NL3D::CIsotropicForceT< CPSTurbulForceFunc > NL3D::CPSForceIntensityHelper NL3D::CPSFluidFriction NL3D::CPSTurbul NL3D::CPSBrownianForce NL3D::CPSCentralGravity NL3D::CPSCylindricVortex NL3D::CPSDirectionnalForce NL3D::CPSGravity NL3D::CPSSpring

Detailed Description

All forces in the system derive from this class It has a list with all located on which the force can apply. Only the motion and toolRender passes are supported for a force. Not sharable accross systems.
Author:
Nicolas Vizerie

Nevrax France

Date:
2001

Definition at line 51 of file ps_force.h.

Public Member Functions

virtual void attachTarget (CPSLocated *ptr)
 inherited from CPSLocatedBindableTarget, we use that to tell wether this force is integrable or not

virtual bool completeBBox (NLMISC::CAABBox &box) const
NLMISC::CVector computeI (void) const
NLMISC::CVector computeJ (void) const
NLMISC::CVector computeK (void) const
 CPSForce ()
 Constructor.

void detachTarget (CPSLocated *ptr)
virtual bool doesProduceBBox (void) const
 Override of CPSLocatedBindable::doesProduceBBox. forces usually are not part of the bbox.

virtual void enumTexs (std::vector< NLMISC::CSmartPtr< ITexture > > &dest, IDriver &drv)
virtual void finalize (void)
 ***************************************************************************************

virtual std::string getClassName ()=0
IDriver * getDriver () const
 shortcut to get an instance of the driver

uint32 getExternID (void) const
 get the extern ID of this located bindable

const CFontGenerator * getFontGenerator (void) const
 Shortcut to get the font generator if one was set (const version).

CFontGenerator * getFontGenerator (void)
 Shortcut to get the font generator if one was set.

const CFontManager * getFontManager (void) const
 Shortcut to get the font manager if one was set (const version).

CFontManager * getFontManager (void)
 ***************************************************************************************

const NLMISC::CMatrix & getInvertedSysMat (void) const
 shortcut to get the inverted matrix of the system

const NLMISC::CMatrix & getInvertedViewMat (void) const
 shortcut to get the inverted view matrix

const NLMISC::CMatrix & getLocalToWorldMatrix () const
 Shortcut to get the local to world matrix.

TPSLod getLOD (void) const
 get the valid lods for that object

std::string getName (void) const
 get the located bindable name (edition purpose)

uint32 getNbTargets (void) const
 return the number of targets

const CPSLocated * getOwner (void) const
 get the located that owns this bindable (const version)

CPSLocated * getOwner (void)
 get the located that owns this bindable

virtual uint32 getPriority (void) const
 return priority for forces

const NLMISC::CMatrix & getSysMat (void) const
 ***************************************************************************************

const CPSLocated * getTarget (uint32 index) const
 Return a const ptr on a target. Invalid range -> nlassert.

CPSLocated * getTarget (uint32 index)
 Return a ptr on a target. Invalid range -> nlassert.

uint32 getType (void) const
 return this bindable type

virtual bool getUserMatrixUsageCount () const
const NLMISC::CMatrix & getViewMat (void) const
 shortcut to get the view matrix

virtual bool hasEmitters (void) const
 tells wether there are alive emitters

virtual bool hasParticles (void) const
 tells wether there are alive entities / particles

virtual void integrate (float date, CPSLocated *src, uint32 startIndex, uint32 numObjects, NLMISC::CVector *destPos=NULL, NLMISC::CVector *destSpeed=NULL, bool accumulate=false, uint posStride=sizeof(NLMISC::CVector), uint speedStride=sizeof(NLMISC::CVector))
virtual void integrateSingle (float startDate, float deltaT, uint numStep, CPSLocated *src, uint32 indexInLocated, NLMISC::CVector *destPos, bool accumulate=false, uint posStride=sizeof(NLMISC::CVector))
bool isActive () const
virtual bool isIntegrable (void) const
 check wether this force is integrable over time. The default is false

virtual void motionTypeChanged (bool parametric)
 called when a located has switch between incrmental / parametric motion. The default does nothing

virtual void performDynamic (TAnimationTime ellapsedTime)=0
 Compute the force on the targets.

virtual void releaseAllRef ()
 ***************************************************************************************

virtual void releaseRefTo (const CParticleSystemProcess *other)
 ***************************************************************************************

void releaseTargetRsc (CPSLocated *target)
 inherited from CPSLocatedBindableTarget

virtual void serial (NLMISC::IStream &f) throw (NLMISC::EStream)
 Serial the force definition. MUST be called by deriver during their serialisation.

void setActive (bool active)
 Activate / Deactivate this object. When not active, the owning system won't try to call the 'step' method.

void setExternID (uint32 id)
 ***************************************************************************************

void setLOD (TPSLod lod)
void setName (const std::string &name)
 set the located bindable name (edition purpose)

void setupDriverModelMatrix (void)
 shortcut to setup the model matrix (system basis or world basis)

virtual void setZBias (float value)
virtual void show (TAnimationTime ellapsedTime)=0
 Show the force (edition mode).

virtual void step (TPSProcessPass pass, TAnimationTime ellapsedTime, TAnimationTime realEllapsedTime)
virtual void systemDateChanged ()

Protected Types

typedef CPSVector< CPSLocated
* >::V 		TTargetCont

Protected Member Functions

virtual void basisChanged (TPSMatrixMode systemBasis)
virtual void bounceOccured (uint32 index)
void cancelIntegrable (void)
 if this force is not integrable anymore, it tells that to its targets

virtual void deleteElement (uint32 index)=0
void displayIcon2d (const NLMISC::CVector tab[], uint nbSegs, float scale)
 ***************************************************************************************

virtual void newElement (CPSLocated *emitterLocated, uint32 emitterIndex)=0
virtual void notifyTargetRemoved (CPSLocated *ptr)
 ***************************************************************************************

void registerToTargets (void)
 register integrable and non-integrable forces to the targets

void renewIntegrable (void)
 if this force has become integrable again, this method tells it to the target

virtual void resize (uint32 size)=0
virtual void setOwner (CPSLocated *psl)
 ***************************************************************************************


Protected Attributes

bool _Active
uint32 _ExternID
TPSLod _LOD
 tells when this object must be dealt with

std::string _Name
CPSLocated * _Owner
TTargetCont _Targets

Friends

class CPSForceIntensity
class CPSLocated

Member Typedef Documentation

typedef CPSVector<CPSLocated *>::V NL3D::CPSTargetLocatedBindable::TTargetCont [protected, inherited]
 

Definition at line 1122 of file ps_located.h.

Constructor & Destructor Documentation

NL3D::CPSForce::CPSForce (   ) 
 

Constructor.

Definition at line 46 of file ps_force.cpp. 

00047 {
00048 }

Member Function Documentation

void NL3D::CPSForce::attachTarget (  CPSLocated *  ptr  )  [virtual]
 

inherited from CPSLocatedBindableTarget, we use that to tell wether this force is integrable or not

Reimplemented from NL3D::CPSTargetLocatedBindable.

Definition at line 94 of file ps_force.cpp.

References NL3D::CPSLocated::addNonIntegrableForceRef(), isIntegrable(), nlassert, and NL3D::CPSLocated::registerIntegrableForce(). 

00095 {
00096         nlassert(_Owner);       
00097         CPSTargetLocatedBindable::attachTarget(ptr);
00098         // check wether we are integrable, and if so, add us to the list
00099         if (this->isIntegrable())
00100         {
00101                 ptr->registerIntegrableForce(this);
00102         }
00103         else
00104         {
00105                 ptr->addNonIntegrableForceRef();
00106         }
00107 }

void NL3D::CPSForce::basisChanged (  TPSMatrixMode  systemBasis  )  [protected, virtual]
 

inherited from CPSLocatedBindable. When we deal with integrable forces, they must be in the same basis than their target. If this change, we must notify the target of it.

Reimplemented from NL3D::CPSLocatedBindable.

Definition at line 123 of file ps_force.cpp.

References isIntegrable(). 

00124 {
00125         if (!this->isIntegrable()) return;
00126         for (TTargetCont::iterator it = _Targets.begin(); it != _Targets.end(); ++it)
00127         {       
00128                 (*it)->integrableForceBasisChanged(matrixMode);
00129         }               
00130 }

virtual void NL3D::CPSLocatedBindable::bounceOccured (  uint32  index  )  [inline, protected, virtual, inherited]
 

a bounce occured, so some action could be done. The default behaviour does nothing

Parameters:
index the index of the element that bounced

Reimplemented in NL3D::CPSEmitter.

Definition at line 1011 of file ps_located.h.

References index, and uint32. 

01011 {}

void NL3D::CPSForce::cancelIntegrable (  void   )  [protected]
 

if this force is not integrable anymore, it tells that to its targets

Definition at line 133 of file ps_force.cpp.

References NL3D::CParticleSystemProcess::getMatrixMode(), and nlassert.

Referenced by NL3D::CPSBrownianForce::setIntensityScheme(), and NL3D::CPSGravity::setIntensityScheme(). 

00134 {
00135         nlassert(_Owner);       
00136         for (TTargetCont::iterator it = _Targets.begin(); it != _Targets.end(); ++it)
00137         {
00138                 if ((*it)->getMatrixMode() == _Owner->getMatrixMode())
00139                 {
00140                         (*it)->unregisterIntegrableForce(this);
00141                         (*it)->addNonIntegrableForceRef();
00142                 }
00143         }
00144 }

virtual bool NL3D::CPSLocatedBindable::completeBBox (  NLMISC::CAABBox &  box  )  const [inline, virtual, inherited]
 

Reimplemented in NL3D::CPSFanLight, NL3D::CPSQuad, and NL3D::CPSShockWave.

Definition at line 884 of file ps_located.h. 

00884 { return false ;}

NLMISC::CVector NL3D::CPSLocatedBindable::computeI (  void   )  const [inline, inherited]
 

Compute a vector that will map to (1 0 0) after view and model transform. This allow to have object that always faces the user, whatever basis they are in

Definition at line 931 of file ps_located.h.

References NL3D::CPSLocated::computeI().

Referenced by NL3D::CPSLocatedBindable::displayIcon2d(), NL3D::CPSFanLightHelper::drawFanLight(), NL3D::CPSFaceLookAtHelper::drawLookAt(), NL3D::CPSFaceLookAtHelper::drawLookAtAlignOnMotion(), NL3D::CPSGravity::show(), and NL3D::CPSEmitter::showTool(). 

00931 { return _Owner->computeI(); }

NLMISC::CVector NL3D::CPSLocatedBindable::computeJ (  void   )  const [inline, inherited]
 

Compute a vector that will map to (0 1 0) after view and model transform. This allow to have object that always faces the user, whatever basis they are in

Definition at line 936 of file ps_located.h.

References NL3D::CPSLocated::computeJ().

Referenced by NL3D::CPSFaceLookAtHelper::drawLookAt(). 

00936 { return _Owner->computeJ(); }

NLMISC::CVector NL3D::CPSLocatedBindable::computeK (  void   )  const [inline, inherited]
 

Compute a vector that will map to (0 0 1) after view and model transform. This allow to have object that always faces the user, whatever basis they are in

Definition at line 940 of file ps_located.h.

References NL3D::CPSLocated::computeK().

Referenced by NL3D::CPSLocatedBindable::displayIcon2d(), NL3D::CPSFanLightHelper::drawFanLight(), NL3D::CPSFaceLookAtHelper::drawLookAt(), NL3D::CPSFaceLookAtHelper::drawLookAtAlignOnMotion(), and NL3D::CPSEmitter::showTool(). 

00940 { return _Owner->computeK(); }

virtual void NL3D::CPSForce::deleteElement (  uint32  index  )  [protected, pure virtual]
 

Delete an element given its index Attributes of the located that hold this bindable are still accessible for of the index given index out of range -> nl_assert

Implements NL3D::CPSLocatedBindable.

Implemented in NL3D::CPSForceIntensityHelper, NL3D::CIsotropicForceT< T >, NL3D::CPSFluidFriction, NL3D::CPSBrownianForce, NL3D::CPSTurbul, NL3D::CPSCylindricVortex, NL3D::CIsotropicForceT< CPSTurbulForceFunc >, and NL3D::CIsotropicForceT< CPSFluidFrictionFunctor >.

void NL3D::CPSTargetLocatedBindable::detachTarget (  CPSLocated *  ptr  )  [inline, inherited]
 

remove a target

See also:
attachTarget

Definition at line 1076 of file ps_located.h.

References NL3D::CPSTargetLocatedBindable::notifyTargetRemoved(). 

01077         {
01078                 notifyTargetRemoved(ptr);
01079         }

void NL3D::CPSLocatedBindable::displayIcon2d (  const NLMISC::CVector  tab[],
uint  nbSegs,
float  scale
)  [protected, inherited]
 

***************************************************************************************

show an drawing to represent the object, and in red if it is selected

Parameters:
tab : a table of 2 * nbSeg vector. only the x and y coordinates are used
nbSeg : the number of segment
scale : the scale to use for drawing

Definition at line 2038 of file ps_located.cpp.

References NL3D::CPSLocatedBindable::computeI(), NL3D::CPSLocatedBindable::computeK(), NL3D::CParticleSystem::getCurrentEditedElement(), NL3D::CPSLocatedBindable::getDriver(), NL3D::CParticleSystemProcess::getOwner(), NL3D::CPSLocated::getPos(), NL3D::CPSLocated::getSize(), index, NL3D::CMaterial::setBlend(), NL3D::CMaterial::setBlendFunc(), NL3D::CMaterial::setColor(), NL3D::CMaterial::setLighting(), NL3D::CPSLocatedBindable::setupDriverModelMatrix(), NL3D::CMaterial::setZFunc(), NL3D::CMaterial::setZWrite(), size, uint, uint32, NLMISC::CLine::V0, NLMISC::CLine::V1, NLMISC::CVector::x, and NLMISC::CVector::y.

Referenced by NL3D::CPSSpring::show(), NL3D::CPSCentralGravity::show(), and NL3D::CPSParticle::showTool(). 

02039 {
02040         uint32 size = _Owner->getSize();
02041         if (!size) return;              
02042         setupDriverModelMatrix();       
02043 
02044         const CVector I = computeI();
02045         const CVector K = computeK();
02046 
02047         static std::vector<NLMISC::CLine> lines;
02048         
02049         lines.clear();
02050 
02051         // ugly slow code, but not for runtime
02052         for (uint  k = 0; k < size; ++k)
02053         {
02054                 // center of the current particle
02055                 const CVector p = _Owner->getPos()[k];
02056                 
02057                 
02058 
02059                 for (uint l = 0; l < nbSegs; ++l)
02060                 {
02061                         NLMISC::CLine li;
02062                         li.V0 = p + scale * (tab[l << 1].x * I + tab[l << 1].y * K);
02063                         li.V1 = p + scale * (tab[(l << 1) + 1].x * I + tab[(l << 1) + 1].y * K);
02064                         lines.push_back(li);
02065                 }
02066         
02067                 CMaterial mat;
02068 
02069                 mat.setBlendFunc(CMaterial::one, CMaterial::one);
02070                 mat.setZWrite(false);
02071                 mat.setLighting(false);
02072                 mat.setBlend(true);
02073                 mat.setZFunc(CMaterial::less);
02074                 
02075         
02076 
02077                 CPSLocated *loc;
02078                 uint32 index;           
02079                 CPSLocatedBindable *lb;
02080                 _Owner->getOwner()->getCurrentEditedElement(loc, index, lb);
02081         
02082                 mat.setColor((lb == NULL || this == lb) && loc == _Owner && index == k  ? CRGBA::Red : CRGBA(127, 127, 127));
02083                 
02084 
02085                 CDRU::drawLinesUnlit(lines, mat, *getDriver() );
02086         }
02087 
02088 }

virtual bool NL3D::CPSForce::doesProduceBBox (  void   )  const [inline, virtual]
 

Override of CPSLocatedBindable::doesProduceBBox. forces usually are not part of the bbox.

Reimplemented from NL3D::CPSLocatedBindable.

Definition at line 67 of file ps_force.h. 

00067 { return false; }

virtual void NL3D::CPSLocatedBindable::enumTexs (  std::vector< NLMISC::CSmartPtr< ITexture > > &  dest,
IDriver &  drv
)  [inline, virtual, inherited]
 

Reimplemented in NL3D::CPSFanLight, NL3D::CPSQuad, NL3D::CPSRibbon, NL3D::CPSRibbonLookAt, and NL3D::CPSShockWave.

Definition at line 977 of file ps_located.h. 

00977 {}

void NL3D::CPSTargetLocatedBindable::finalize (  void   )  [virtual, inherited]
 

***************************************************************************************

Release the collisionInfos we've querried. We can't do it in the dtor, as calls to releaseTargetRsc wouldn't be polymorphics for derived class! And the behaviour of releaseTergetRsc is implemented in derived class

Reimplemented from NL3D::CPSLocatedBindable.

Definition at line 2238 of file ps_located.cpp.

References NL3D::CPSTargetLocatedBindable::_Targets, and NL3D::CPSTargetLocatedBindable::releaseTargetRsc(). 

02239 {       
02243         for (TTargetCont::iterator it = _Targets.begin(); it != _Targets.end(); ++it)
02244         {               
02245                 releaseTargetRsc(*it);
02246         }
02247         CPSLocatedBindable::finalize(); 
02248 }

virtual std::string NLMISC::IClassable::getClassName (   )  [pure virtual, inherited]
 

Implemented in NLAIAGENT::CNumericIndex, NLAIC::IPointerGestion, NLAIC::CIdentType, and CAutomataDesc.

Referenced by NLMISC::CClassRegistry::checkObject(), and NL3D::GetTextureSize().

IDriver* NL3D::CPSLocatedBindable::getDriver (  void   )  const [inline, inherited]
 

shortcut to get an instance of the driver

Definition at line 890 of file ps_located.h.

References NL3D::CPSLocated::getDriver(), and nlassert.

Referenced by NL3D::CPSLocatedBindable::displayIcon2d(), NL3D::CPSTailDot::displayRibbons(), NL3D::CPSRibbonLookAt::displayRibbons(), NL3D::CPSRibbon::displayRibbons(), NL3D::CPSDot::draw(), NL3D::CPSFaceHelper::drawFaces(), NL3D::CPSFanLightHelper::drawFanLight(), NL3D::CPSFaceLookAtHelper::drawLookAt(), NL3D::CPSFaceLookAtHelper::drawLookAtAlignOnMotion(), NL3D::CPSConstraintMeshHelper::drawMeshs(), NL3D::CPSConstraintMeshHelper::drawPrerotatedMeshs(), NL3D::CPSZoneRectangle::show(), NL3D::CPSZoneCylinder::show(), NL3D::CPSZoneDisc::show(), NL3D::CPSZoneSphere::show(), NL3D::CPSZonePlane::show(), NL3D::CPSLight::show(), NL3D::CPSCylindricVortex::show(), NL3D::CPSGravity::show(), NL3D::CPSDirectionnalForce::show(), NL3D::CPSSphericalEmitter::showTool(), NL3D::CPSEmitterRectangle::showTool(), and NL3D::CPSEmitter::showTool(). 

00891          { 
00892                  nlassert(_Owner);
00893                  nlassert(_Owner->getDriver());
00894                  return _Owner->getDriver();
00895          }

uint32 NL3D::CPSLocatedBindable::getExternID (  void   )  const [inline, inherited]
 

get the extern ID of this located bindable

Definition at line 964 of file ps_located.h.

References NL3D::CPSLocatedBindable::_ExternID, and uint32.

Referenced by NL3D::CPSLocated::bind(), and NL3D::CParticleSystem::unregisterLocatedBindableExternID(). 

00964 { return _ExternID; }

const CFontGenerator* NL3D::CPSLocatedBindable::getFontGenerator (  void   )  const [inline, inherited]
 

Shortcut to get the font generator if one was set (const version).

Definition at line 904 of file ps_located.h.

References NL3D::CParticleSystemProcess::getFontGenerator(), and nlassert. 

00905          {
00906                 nlassert(_Owner);
00907                 return _Owner->getFontGenerator();
00908          }

CFontGenerator* NL3D::CPSLocatedBindable::getFontGenerator (  void   )  [inline, inherited]
 

Shortcut to get the font generator if one was set.

Definition at line 897 of file ps_located.h.

References NL3D::CParticleSystemProcess::getFontGenerator(), and nlassert.

Referenced by NL3D::CPSZoneRectangle::show(), NL3D::CPSZoneCylinder::show(), NL3D::CPSZoneDisc::show(), NL3D::CPSZonePlane::show(), NL3D::CPSCylindricVortex::show(), NL3D::CPSGravity::show(), and NL3D::CPSEmitterRectangle::showTool(). 

00898          {
00899                 nlassert(_Owner);
00900                 return _Owner->getFontGenerator();
00901          }

const CFontManager * NL3D::CPSLocatedBindable::getFontManager (  void   )  const [inherited]
 

Shortcut to get the font manager if one was set (const version).

Definition at line 2099 of file ps_located.cpp.

References NL3D::CParticleSystemProcess::getFontManager(), and nlassert. 

02100 {
02101         nlassert(_Owner);
02102         return _Owner->getFontManager();
02103 }

CFontManager * NL3D::CPSLocatedBindable::getFontManager (  void   )  [inherited]
 

***************************************************************************************

Definition at line 2091 of file ps_located.cpp.

References NL3D::CParticleSystemProcess::getFontManager(), and nlassert.

Referenced by NL3D::CPSZoneRectangle::show(), NL3D::CPSZoneCylinder::show(), NL3D::CPSZoneDisc::show(), NL3D::CPSZonePlane::show(), NL3D::CPSCylindricVortex::show(), NL3D::CPSGravity::show(), and NL3D::CPSEmitterRectangle::showTool(). 

02092 {
02093         nlassert(_Owner);
02094         return _Owner->getFontManager();
02095 }

const NLMISC::CMatrix & NL3D::CPSLocatedBindable::getInvertedSysMat (  void   )  const [inherited]
 

shortcut to get the inverted matrix of the system

Definition at line 2116 of file ps_located.cpp.

References NL3D::CParticleSystem::getInvertedSysMat(), NL3D::CParticleSystemProcess::getOwner(), and nlassert. 

02117 {
02118         nlassert(_Owner);
02119                 return _Owner->getOwner()->getInvertedSysMat();
02120 
02121 }

const NLMISC::CMatrix & NL3D::CPSLocatedBindable::getInvertedViewMat (  void   )  const [inherited]
 

shortcut to get the inverted view matrix

Definition at line 2134 of file ps_located.cpp.

References NL3D::CParticleSystem::getInvertedViewMat(), NL3D::CParticleSystemProcess::getOwner(), and nlassert. 

02135 {
02136         nlassert(_Owner);
02137         return _Owner->getOwner()->getInvertedViewMat();        
02138 }

const NLMISC::CMatrix & NL3D::CPSLocatedBindable::getLocalToWorldMatrix (   )  const [inline, inherited]
 

Shortcut to get the local to world matrix.

Definition at line 1144 of file ps_located.h.

References NL3D::CPSLocated::getLocalToWorldMatrix(), and nlassert.

Referenced by NL3D::CPSRibbonLookAt::displayRibbons(), NL3D::CPSSound::newElement(), NL3D::CPSZoneRectangle::show(), NL3D::CPSZoneCylinder::show(), NL3D::CPSZoneDisc::show(), NL3D::CPSZonePlane::show(), NL3D::CPSLight::show(), NL3D::CPSGravity::show(), NL3D::CPSEmitterRectangle::showTool(), NL3D::CPSLight::step(), and NL3D::CPSMesh::updatePos(). 

01145 {
01146         nlassert(_Owner);
01147         return _Owner->getLocalToWorldMatrix();
01148 }

TPSLod NL3D::CPSLocatedBindable::getLOD (  void   )  const [inline, inherited]
 

get the valid lods for that object

Definition at line 954 of file ps_located.h.

References NL3D::CPSLocatedBindable::_LOD, and NL3D::TPSLod. 

00954 { return _LOD; }

std::string NL3D::CPSLocatedBindable::getName (  void   )  const [inline, inherited]
 

get the located bindable name (edition purpose)

Definition at line 948 of file ps_located.h. 

00948 { return _Name; }

uint32 NL3D::CPSTargetLocatedBindable::getNbTargets (  void   )  const [inline, inherited]
 

return the number of targets

Definition at line 1091 of file ps_located.h.

References NL3D::CPSTargetLocatedBindable::_Targets, and uint32.

Referenced by NL3D::CParticleSystem::getTargeters(). 

01091 { return _Targets.size(); }

const CPSLocated* NL3D::CPSLocatedBindable::getOwner (  void   )  const [inline, inherited]
 

get the located that owns this bindable (const version)

Definition at line 944 of file ps_located.h. 

00944 { return _Owner; }

CPSLocated* NL3D::CPSLocatedBindable::getOwner (  void   )  [inline, inherited]
 

get the located that owns this bindable

Definition at line 942 of file ps_located.h.

Referenced by NL3D::CPSLocated::deleteElement(), NL3D::CParticleSystemInstanceUser::emit(), NL3D::CPSFaceLookAt::CSecondSize::getSizeOwner(), NL3D::CPSSound::newElement(), NL3D::CPSLocated::registerIntegrableForce(), NL3D::CParticleSystem::registerLocatedBindableExternID(), NL3D::CParticleSystemInstanceUser::removeByID(), NL3D::CPSSound::resize(), NL3D::CPSLight::resize(), NL3D::CPSSound::step(), NL3D::CPSLocated::unregisterIntegrableForce(), and NL3D::CParticleSystem::unregisterLocatedBindableExternID(). 

00942 { return _Owner; }

virtual uint32 NL3D::CPSForce::getPriority (  void   )  const [inline, virtual]
 

return priority for forces

Implements NL3D::CPSLocatedBindable.

Definition at line 64 of file ps_force.h.

References uint32. 

00064 { return 4000; }

const NLMISC::CMatrix & NL3D::CPSLocatedBindable::getSysMat (  void   )  const [inherited]
 

***************************************************************************************

Definition at line 2108 of file ps_located.cpp.

References NL3D::CParticleSystemProcess::getOwner(), NL3D::CParticleSystem::getSysMat(), and nlassert. 

02109 {
02110         nlassert(_Owner);               
02111         return _Owner->getOwner()->getSysMat();
02112 }

const CPSLocated* NL3D::CPSTargetLocatedBindable::getTarget (  uint32  index  )  const [inline, inherited]
 

Return a const ptr on a target. Invalid range -> nlassert.

Definition at line 1099 of file ps_located.h.

References NL3D::CPSTargetLocatedBindable::_Targets, index, nlassert, and uint32. 

01100         {
01101                 nlassert(index < _Targets.size());
01102                 return _Targets[index];
01103         }

CPSLocated* NL3D::CPSTargetLocatedBindable::getTarget (  uint32  index  )  [inline, inherited]
 

Return a ptr on a target. Invalid range -> nlassert.

Definition at line 1093 of file ps_located.h.

References NL3D::CPSTargetLocatedBindable::_Targets, index, nlassert, and uint32.

Referenced by NL3D::CParticleSystem::getTargeters(). 

01094         {
01095                 nlassert(index < _Targets.size());
01096                 return _Targets[index];
01097         }

uint32 NL3D::CPSForce::getType (  void   )  const [inline, virtual]
 

return this bindable type

Implements NL3D::CPSLocatedBindable.

Definition at line 59 of file ps_force.h.

References NL3D::PSForce, and uint32. 

00059 { return PSForce; }

virtual bool NL3D::CPSLocatedBindable::getUserMatrixUsageCount (   )  const [inline, virtual, inherited]
 

Reimplemented in NL3D::CPSEmitter.

Definition at line 974 of file ps_located.h.

Referenced by NL3D::CPSLocatedBindable::finalize(), and NL3D::CPSLocatedBindable::setOwner(). 

00974 { return 0; }

const NLMISC::CMatrix & NL3D::CPSLocatedBindable::getViewMat (  void   )  const [inherited]
 

shortcut to get the view matrix

Definition at line 2125 of file ps_located.cpp.

References NL3D::CParticleSystemProcess::getOwner(), NL3D::CParticleSystem::getViewMat(), and nlassert.

Referenced by NL3D::CPSRibbonLookAt::displayRibbons(), and NL3D::CPSFaceLookAtHelper::drawLookAt(). 

02126 {
02127         nlassert(_Owner);
02128         return _Owner->getOwner()->getViewMat();        
02129 }

virtual bool NL3D::CPSLocatedBindable::hasEmitters (  void   )  const [inline, virtual, inherited]
 

tells wether there are alive emitters

Definition at line 958 of file ps_located.h. 

00958 { return false; }

virtual bool NL3D::CPSLocatedBindable::hasParticles (  void   )  const [inline, virtual, inherited]
 

tells wether there are alive entities / particles

Reimplemented in NL3D::CPSParticle.

Definition at line 956 of file ps_located.h. 

00956 { return false; }

virtual void NL3D::CPSForce::integrate (  float  date,
CPSLocated *  src,
uint32  startIndex,
uint32  numObjects,
NLMISC::CVector *  destPos = NULL,
NLMISC::CVector *  destSpeed = NULL,
bool  accumulate = false,
uint  posStride = sizeof(NLMISC::CVector),
uint  speedStride = sizeof(NLMISC::CVector)
)  [inline, virtual]
 

Integrate this force on the given located. If 'accumulate' is set to true, it just add the effect of this force on position otherwise, it must also integrate from the initial speed, and add this force effect. The first call to this must be done with 'accumulate' set to false. NB : works only with integrable forces

Reimplemented in NL3D::CPSGravity, and NL3D::CPSBrownianForce.

Definition at line 99 of file ps_force.h.

References nlassert, src, uint, and uint32. 

00103          { 
00104                  nlassert(0); // not an integrable force
00105          }

virtual void NL3D::CPSForce::integrateSingle (  float  startDate,
float  deltaT,
uint  numStep,
CPSLocated *  src,
uint32  indexInLocated,
NLMISC::CVector *  destPos,
bool  accumulate = false,
uint  posStride = sizeof(NLMISC::CVector)
)  [inline, virtual]
 

Compute a trajectory on several steps for a single object, rather than a step for several object. If the start date is lower than the creation date, the initial position is used NB : works only with integrable forces

Reimplemented in NL3D::CPSGravity, and NL3D::CPSBrownianForce.

Definition at line 112 of file ps_force.h.

References nlassert, uint, and uint32. 

00117         { 
00118                  nlassert(0); // not an integrable force
00119          }

bool NL3D::CPSLocatedBindable::isActive (   )  const [inline, inherited]
 

Definition at line 844 of file ps_located.h.

References NL3D::CPSLocatedBindable::_Active.

Referenced by NL3D::CParticleSystem::hasActiveEmitters(). 

00844 { return _Active; }

virtual bool NL3D::CPSForce::isIntegrable (  void   )  const [inline, virtual]
 

check wether this force is integrable over time. The default is false

Reimplemented in NL3D::CPSGravity.

Definition at line 85 of file ps_force.h.

Referenced by attachTarget(), basisChanged(), registerToTargets(), and releaseTargetRsc(). 

00085 { return false; }

virtual void NL3D::CPSLocatedBindable::motionTypeChanged (  bool  parametric  )  [inline, virtual, inherited]
 

called when a located has switch between incrmental / parametric motion. The default does nothing

Reimplemented in NL3D::CPSRibbonBase.

Definition at line 971 of file ps_located.h.

Referenced by NL3D::CPSLocated::bind(). 

00971 {}

virtual void NL3D::CPSForce::newElement (  CPSLocated *  emitterLocated,
uint32  emitterIndex
)  [protected, pure virtual]
 

Generate a new element for this bindable. They are generated according to the propertie of the class

Implements NL3D::CPSLocatedBindable.

Implemented in NL3D::CPSForceIntensityHelper, NL3D::CIsotropicForceT< T >, NL3D::CPSFluidFriction, NL3D::CPSBrownianForce, NL3D::CPSTurbul, NL3D::CPSCylindricVortex, NL3D::CIsotropicForceT< CPSTurbulForceFunc >, and NL3D::CIsotropicForceT< CPSFluidFrictionFunctor >.

void NL3D::CPSTargetLocatedBindable::notifyTargetRemoved (  CPSLocated *  ptr  )  [protected, virtual, inherited]
 

***************************************************************************************

Inherited from CPSLocatedBindable. A target has been remove If not present -> assert This also call releaseTargetRsc for clean up

Reimplemented from NL3D::CPSLocatedBindable.

Definition at line 2223 of file ps_located.cpp.

References NL3D::CPSTargetLocatedBindable::_Targets, nlassert, and NL3D::CPSTargetLocatedBindable::releaseTargetRsc().

Referenced by NL3D::CPSTargetLocatedBindable::detachTarget(). 

02224 {       
02225         TTargetCont::iterator it = std::find(_Targets.begin(), _Targets.end(), ptr);
02226         nlassert(it != _Targets.end());
02227         releaseTargetRsc(*it);  
02228         _Targets.erase(it);
02229 
02230         CPSLocatedBindable::notifyTargetRemoved(ptr);   
02231 }

virtual void NL3D::CPSForce::performDynamic (  TAnimationTime  ellapsedTime  )  [pure virtual]
 

Compute the force on the targets.

Implemented in NL3D::CIsotropicForceT< T >, NL3D::CPSDirectionnalForce, NL3D::CPSGravity, NL3D::CPSCentralGravity, NL3D::CPSSpring, NL3D::CPSBrownianForce, NL3D::CPSCylindricVortex, NL3D::CPSMagneticForce, NL3D::CIsotropicForceT< CPSTurbulForceFunc >, and NL3D::CIsotropicForceT< CPSFluidFrictionFunctor >.

Referenced by step().

void NL3D::CPSForce::registerToTargets (  void   )  [protected]
 

register integrable and non-integrable forces to the targets

Definition at line 62 of file ps_force.cpp.

References isIntegrable().

Referenced by NL3D::CPSTurbul::NLMISC_DECLARE_CLASS(), and NL3D::CPSFluidFriction::NLMISC_DECLARE_CLASS(). 

00063 {
00064         for (TTargetCont::iterator it = _Targets.begin(); it != _Targets.end(); ++it)
00065         {
00066                 if (this->isIntegrable())
00067                 {                                               
00068                         (*it)->registerIntegrableForce(this);
00069                 }
00070                 else
00071                 {
00072                         (*it)->addNonIntegrableForceRef();
00073                 }
00074         }
00075 }

void NL3D::CPSTargetLocatedBindable::releaseAllRef (   )  [virtual, inherited]
 

***************************************************************************************

From CPSLocatedBindable Release any reference this obj may have to other process of the system For example, this is used when detaching a located bindable from a system.

Reimplemented from NL3D::CPSLocatedBindable.

Definition at line 2272 of file ps_located.cpp.

References NL3D::CPSTargetLocatedBindable::_Targets, and NL3D::CPSTargetLocatedBindable::releaseTargetRsc(). 

02273 {
02274         for (TTargetCont::iterator it = _Targets.begin(); it != _Targets.end(); ++it)
02275         {
02276                 releaseTargetRsc(*it);
02277                 (*it)->unregisterDtorObserver(this);            
02278         }
02279         _Targets.clear();
02280         CPSLocatedBindable::releaseAllRef();
02281 }

void NL3D::CPSTargetLocatedBindable::releaseRefTo (  const CParticleSystemProcess *  other  )  [virtual, inherited]
 

***************************************************************************************

From CPSLocatedBindable. Release any reference this obj may have on the given process. For example, this is used when detaching a located of a system.

Reimplemented from NL3D::CPSLocatedBindable.

Definition at line 2261 of file ps_located.cpp.

References NL3D::CPSTargetLocatedBindable::_Targets, nlassert, and NL3D::CPSTargetLocatedBindable::releaseTargetRsc(). 

02262 {
02263         TTargetCont::iterator it = std::find(_Targets.begin(), _Targets.end(), other);
02264         if (it == _Targets.end()) return;
02265         releaseTargetRsc(*it);
02266         (*it)->unregisterDtorObserver(this);
02267         _Targets.erase(it);
02268         nlassert(std::find(_Targets.begin(), _Targets.end(), other) == _Targets.end());
02269 }

void NL3D::CPSForce::releaseTargetRsc (  CPSLocated *  target  )  [virtual]
 

inherited from CPSLocatedBindableTarget

Reimplemented from NL3D::CPSTargetLocatedBindable.

Definition at line 109 of file ps_force.cpp.

References isIntegrable(), NL3D::CPSLocated::releaseNonIntegrableForceRef(), and NL3D::CPSLocated::unregisterIntegrableForce(). 

00110 {
00111         if (this->isIntegrable())
00112         {
00113                 target->unregisterIntegrableForce(this);
00114         }
00115         else
00116         {
00117                 target->releaseNonIntegrableForceRef();
00118         }       
00119 }

void NL3D::CPSForce::renewIntegrable (  void   )  [protected]
 

if this force has become integrable again, this method tells it to the target

Definition at line 147 of file ps_force.cpp.

References NL3D::CParticleSystemProcess::getMatrixMode(), and nlassert.

Referenced by NL3D::CPSBrownianForce::setIntensity(), and NL3D::CPSGravity::setIntensity(). 

00148 {
00149         nlassert(_Owner);       
00150         for (TTargetCont::iterator it = _Targets.begin(); it != _Targets.end(); ++it)
00151         {
00152                 if ((*it)->getMatrixMode() == _Owner->getMatrixMode())
00153                 {
00154                         (*it)->registerIntegrableForce(this);
00155                         (*it)->releaseNonIntegrableForceRef();
00156                 }
00157         }
00158 }

virtual void NL3D::CPSForce::resize (  uint32  size  )  [protected, pure virtual]
 

Resize the bindable attributes containers DERIVERS SHOULD CALL THEIR PARENT VERSION should not be called directly. Call CPSLOcated::resize instead

Implements NL3D::CPSLocatedBindable.

Implemented in NL3D::CPSForceIntensityHelper, NL3D::CIsotropicForceT< T >, NL3D::CPSFluidFriction, NL3D::CPSBrownianForce, NL3D::CPSTurbul, NL3D::CPSCylindricVortex, NL3D::CIsotropicForceT< CPSTurbulForceFunc >, and NL3D::CIsotropicForceT< CPSFluidFrictionFunctor >.

void NL3D::CPSForce::serial (  NLMISC::IStream &  f  )  throw (NLMISC::EStream) [virtual]
 

Serial the force definition. MUST be called by deriver during their serialisation.

Reimplemented from NL3D::CPSTargetLocatedBindable.

Reimplemented in NL3D::CPSForceIntensityHelper, NL3D::CIsotropicForceT< T >, NL3D::CPSDirectionnalForce, NL3D::CPSGravity, NL3D::CPSCentralGravity, NL3D::CPSSpring, NL3D::CPSCylindricVortex, NL3D::CPSMagneticForce, NL3D::CIsotropicForceT< CPSTurbulForceFunc >, and NL3D::CIsotropicForceT< CPSFluidFrictionFunctor >.

Definition at line 52 of file ps_force.cpp. 

00053 {
00054         
00055                 f.serialVersion(1);     
00056                 CPSTargetLocatedBindable::serial(f);    
00057                 CPSLocatedBindable::serial(f);
00058         
00059 }

void NL3D::CPSLocatedBindable::setActive (  bool  active  )  [inline, inherited]
 

Activate / Deactivate this object. When not active, the owning system won't try to call the 'step' method.

Definition at line 843 of file ps_located.h.

References NL3D::CPSLocatedBindable::_Active.

Referenced by NL3D::CParticleSystem::activateEmitters(), and NL3D::CParticleSystemInstanceUser::setActive(). 

00843 { _Active = active; }

void NL3D::CPSLocatedBindable::setExternID (  uint32  id  )  [inherited]
 

***************************************************************************************

set the extern ID of this located bindable. 0 means no extern access. The map of ID-locatedBindable. Is in th particle system, so this located bindable must have been attached to a particle system, otherwise an assertion is raised

Definition at line 2149 of file ps_located.cpp.

References NL3D::CPSLocatedBindable::_ExternID, NL3D::CParticleSystemProcess::getOwner(), NL3D::CParticleSystem::registerLocatedBindableExternID(), uint32, and NL3D::CParticleSystem::unregisterLocatedBindableExternID(). 

02150 {
02151         if (id == _ExternID) return;
02152         CParticleSystem *ps = NULL;
02153         if (_Owner && _Owner->getOwner())
02154         {
02155                 ps = _Owner->getOwner();
02156         }       
02157         if (ps) 
02158         {
02159                 ps->unregisterLocatedBindableExternID(this);
02160                 _ExternID = 0;          
02161         }
02162         if (id != 0)
02163         {       
02164                 if (ps) ps->registerLocatedBindableExternID(id, this);
02165                 _ExternID = id;
02166         }       
02167 }

void NL3D::CPSLocatedBindable::setLOD (  TPSLod  lod  )  [inline, inherited]
 

set the LODs that apply to that object (warning : it is based on the position of the system, and don't act on a per instance basis ...) To have per instance precision, you must use an attribute maker that has LOD as its input

Definition at line 952 of file ps_located.h.

References NL3D::CPSLocatedBindable::_LOD. 

00952 { _LOD = lod; }

void NL3D::CPSLocatedBindable::setName (  const std::string &  name  )  [inline, inherited]
 

set the located bindable name (edition purpose)

Definition at line 946 of file ps_located.h. 

00946 { _Name = name; }

void NL3D::CPSLocatedBindable::setOwner (  CPSLocated *  psl  )  [protected, virtual, inherited]
 

***************************************************************************************

Reimplemented in NL3D::CPSEmitter.

Definition at line 1948 of file ps_located.cpp.

References NL3D::CParticleSystem::addRefForUserSysCoordInfo(), NL3D::CPSLocatedBindable::deleteElement(), NL3D::CParticleSystemProcess::getOwner(), NL3D::CPSLocated::getSize(), NL3D::CPSLocatedBindable::getUserMatrixUsageCount(), NL3D::CPSLocatedBindable::releaseAllRef(), NL3D::CParticleSystem::releaseRefForUserSysCoordInfo(), and uint.

Referenced by NL3D::CPSLocated::bind(), and NL3D::CPSLocated::unbind(). 

01949 { 
01950         if (psl == _Owner) return;
01951         if (psl == NULL)
01952         {
01953                 releaseAllRef();
01954                 if (_Owner)
01955                 {
01956                         // empty this located bindable. Need to be empty if it must be rebound to another located.
01957                         for (uint k = 0; k < _Owner->getSize(); ++k)
01958                         {
01959                                 deleteElement(0);
01960                         }
01961                 }                               
01962         }       
01963         if (_Owner && _Owner->getOwner())
01964         {
01965                 _Owner->getOwner()->releaseRefForUserSysCoordInfo(getUserMatrixUsageCount());
01966         }
01967         _Owner = psl;
01968         if (_Owner && _Owner->getOwner())
01969         {
01970                 _Owner->getOwner()->addRefForUserSysCoordInfo(getUserMatrixUsageCount());
01971         } 
01972 }

void NL3D::CPSLocatedBindable::setupDriverModelMatrix (  void   )  [inherited]
 

shortcut to setup the model matrix (system basis or world basis)

Definition at line 2142 of file ps_located.cpp.

References nlassert, and NL3D::CPSLocated::setupDriverModelMatrix().

Referenced by NL3D::CPSLocatedBindable::displayIcon2d(), NL3D::CPSTailDot::displayRibbons(), NL3D::CPSRibbonLookAt::displayRibbons(), NL3D::CPSRibbon::displayRibbons(), NL3D::CPSDot::draw(), NL3D::CPSFaceHelper::drawFaces(), NL3D::CPSFanLightHelper::drawFanLight(), NL3D::CPSFaceLookAtHelper::drawLookAt(), NL3D::CPSFaceLookAtHelper::drawLookAtAlignOnMotion(), NL3D::CPSConstraintMeshHelper::drawMeshs(), NL3D::CPSConstraintMeshHelper::drawPrerotatedMeshs(), NL3D::CPSZoneRectangle::show(), NL3D::CPSZoneCylinder::show(), NL3D::CPSZoneDisc::show(), NL3D::CPSZoneSphere::show(), NL3D::CPSZonePlane::show(), NL3D::CPSCylindricVortex::show(), NL3D::CPSDirectionnalForce::show(), NL3D::CPSSphericalEmitter::showTool(), NL3D::CPSEmitterRectangle::showTool(), and NL3D::CPSEmitter::showTool(). 

02143 {
02144         nlassert(_Owner);
02145         _Owner->setupDriverModelMatrix();
02146 }

virtual void NL3D::CPSLocatedBindable::setZBias (  float  value  )  [inline, virtual, inherited]
 

Reimplemented in NL3D::CPSDot, NL3D::CPSFanLight, NL3D::CPSMesh, NL3D::CPSConstraintMesh, NL3D::CPSParticle, NL3D::CPSQuad, NL3D::CPSRibbon, NL3D::CPSRibbonLookAt, NL3D::CPSShockWave, and NL3D::CPSTailDot.

Definition at line 980 of file ps_located.h.

References value. 

00980 {}

virtual void NL3D::CPSForce::show (  TAnimationTime  ellapsedTime  )  [pure virtual]
 

Show the force (edition mode).

Implemented in NL3D::CIsotropicForceT< T >, NL3D::CPSDirectionnalForce, NL3D::CPSGravity, NL3D::CPSCentralGravity, NL3D::CPSSpring, NL3D::CPSBrownianForce, NL3D::CPSCylindricVortex, NL3D::CIsotropicForceT< CPSTurbulForceFunc >, and NL3D::CIsotropicForceT< CPSFluidFrictionFunctor >.

Referenced by step().

void NL3D::CPSForce::step (  TPSProcessPass  pass,
TAnimationTime  ellapsedTime,
TAnimationTime  realEllapsedTime
)  [virtual]
 

process one pass for the force

Implements NL3D::CPSLocatedBindable.

Definition at line 78 of file ps_force.cpp.

References performDynamic(), NL3D::PSMotion, NL3D::PSToolRender, show(), and NL3D::TAnimationTime. 

00079 {
00080         switch(pass)
00081         {
00082                 case PSMotion:
00083                         performDynamic(ellapsedTime);
00084                         break;
00085                 case PSToolRender:
00086                         show(ellapsedTime);
00087                         break;
00088                 default: break;
00089         }
00090 }

virtual void NL3D::CPSLocatedBindable::systemDateChanged (   )  [inline, virtual, inherited]
 

PRIVATE USE : called by the system when its date has been manually changed. This his usually for object that expect time to be always increasing, so that they can reset their datas

Reimplemented in NL3D::CPSRibbonBase.

Definition at line 1038 of file ps_located.h. 

01038 {}

Friends And Related Function Documentation

friend class CPSForceIntensity [friend]
 

Definition at line 128 of file ps_force.h.

friend class CPSLocated [friend]
 

Reimplemented from NL3D::CPSLocatedBindable.

Definition at line 127 of file ps_force.h.

Field Documentation

bool NL3D::CPSLocatedBindable::_Active [protected, inherited]
 

Definition at line 1033 of file ps_located.h.

Referenced by NL3D::CPSLocatedBindable::isActive(), and NL3D::CPSLocatedBindable::setActive().

uint32 NL3D::CPSLocatedBindable::_ExternID [protected, inherited]
 

Definition at line 1027 of file ps_located.h.

Referenced by NL3D::CPSLocatedBindable::getExternID(), NL3D::CPSLocatedBindable::setExternID(), and NL3D::CPSLocatedBindable::~CPSLocatedBindable().

TPSLod NL3D::CPSLocatedBindable::_LOD [protected, inherited]
 

tells when this object must be dealt with

Definition at line 1029 of file ps_located.h.

Referenced by NL3D::CPSLocatedBindable::getLOD(), and NL3D::CPSLocatedBindable::setLOD().

std::string NL3D::CPSLocatedBindable::_Name [protected, inherited]
 

Definition at line 1031 of file ps_located.h.

CPSLocated* NL3D::CPSLocatedBindable::_Owner [protected, inherited]
 

Definition at line 1026 of file ps_located.h.

Referenced by NL3D::CPSFaceHelper::drawFaces(), NL3D::CPSFanLightHelper::drawFanLight(), NL3D::CPSFaceLookAtHelper::drawLookAt(), NL3D::CPSFaceLookAtHelper::drawLookAtAlignOnMotion(), NL3D::CPSConstraintMeshHelper::drawMeshs(), and NL3D::CPSConstraintMeshHelper::drawPrerotatedMeshs().

TTargetCont NL3D::CPSTargetLocatedBindable::_Targets [protected, inherited]
 

Definition at line 1123 of file ps_located.h.

Referenced by NL3D::CPSTargetLocatedBindable::attachTarget(), NL3D::CPSTargetLocatedBindable::finalize(), NL3D::CPSTargetLocatedBindable::getNbTargets(), NL3D::CPSTargetLocatedBindable::getTarget(), NL3D::CPSTargetLocatedBindable::notifyTargetRemoved(), NL3D::CPSTargetLocatedBindable::releaseAllRef(), NL3D::CPSTargetLocatedBindable::releaseRefTo(), and NL3D::CPSTargetLocatedBindable::~CPSTargetLocatedBindable().

The documentation for this class was generated from the following files:
Generated on Tue Mar 16 07:14:33 2004 for NeL by doxygen 1.3.6