khanat-opennel-code/code/nel/tools/3d/object_viewer/ps_initial_pos.cpp

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// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "std_afx.h"
#include "ps_initial_pos.h"
//
#include "nel/3d/particle_system.h"
#include "nel/3d/ps_located.h"
#include "nel/3d/ps_edit.h"
#include "nel/3d/ps_emitter.h"
// CPSInitialPos implementation //
///////////////////////////////////
//******************************************************************************************************
void CPSInitialPos::reset()
{
_InitInfoVect.clear();
_RotScaleInfoVect.clear();
_InitialSizeVect.clear();
}
//******************************************************************************************************
void CPSInitialPos::copySystemInitialPos(NL3D::CParticleSystem *ps)
{
nlassert(!_PS);
reset();
uint32 nbLocated = ps->getNbProcess();
_PS = ps;
for(uint32 k = 0; k < nbLocated; ++k)
{
NL3D::CPSLocated *loc = dynamic_cast<NL3D::CPSLocated *>(ps->getProcess(k));
if (loc)
{
_InitialSizeVect.push_back(std::make_pair(loc, loc->getSize()) );
for (uint32 l = 0; l < loc->getSize(); ++l)
{
CInitPSInstanceInfo ii;
ii.Index = l;
ii.Loc = loc;
ii.Pos = loc->getPos()[l];
ii.Speed = loc->getSpeed()[l];
_InitInfoVect.push_back(ii);
for (uint32 m = 0; m < loc->getNbBoundObjects(); ++m)
{
if (dynamic_cast<NL3D::IPSMover *>(loc->getBoundObject(m)))
{
CRotScaleInfo rsi;
rsi.Loc = loc;
rsi.LB = loc->getBoundObject(m);
rsi.Index = l;
rsi.Psm = dynamic_cast<NL3D::IPSMover *>(loc->getBoundObject(m));
rsi.Scale = rsi.Psm->getScale(l);
rsi.Rot = rsi.Psm->getMatrix(l);
_RotScaleInfoVect.push_back(rsi);
}
}
}
}
}
}
// PRIVATE : a predicate used in CPSInitialPos::removeLocated
struct CRemoveLocatedPred
{
NL3D::CPSLocated *Loc ;
};
// private : predicate to remove located from a CPSInitialPos::TInitialLocatedSizeVect vector
struct CRemoveLocatedFromLocatedSizePred : public CRemoveLocatedPred
{
bool operator()(const std::pair<NL3D::CPSLocated *, uint32> &value) { return Loc == value.first; }
};
// private : predicate to remove located from a PSInitialPos::CInitPSInstanceInfo vector
struct CRemoveLocatedFromInitPSInstanceInfoVectPred : public CRemoveLocatedPred
{
bool operator()(const CPSInitialPos::CInitPSInstanceInfo &value) { return value.Loc == Loc; }
};
// private : predicate to remove located from a PSInitialPos::CRotScaleInfo vector
struct CRemoveLocatedFromRotScaleInfoVectPred : public CRemoveLocatedPred
{
bool operator()(const CPSInitialPos::CRotScaleInfo &value) { return value.Loc == Loc; }
};
// private : predicate to remove located bindable pointers in a TRotScaleInfoVect vect
struct CRemoveLocatedBindableFromRotScaleInfoVectPred
{
// the located bindable taht has been removed
NL3D::CPSLocatedBindable *LB;
bool operator()(const CPSInitialPos::CRotScaleInfo &value) { return value.LB == LB; }
};
//******************************************************************************************************
void CPSInitialPos::removeLocated(NL3D::CPSLocated *loc)
{
// in each container, we delete every element that has a pointer over lthe located loc
// , by using the dedicated predicate.
CRemoveLocatedFromLocatedSizePred p;
p.Loc = loc;
_InitialSizeVect.erase(std::remove_if(_InitialSizeVect.begin(), _InitialSizeVect.end(), p)
, _InitialSizeVect.end() );
CRemoveLocatedFromInitPSInstanceInfoVectPred p2;
p2.Loc = loc;
_InitInfoVect.erase(std::remove_if(_InitInfoVect.begin(), _InitInfoVect.end(), p2)
, _InitInfoVect.end());
CRemoveLocatedFromRotScaleInfoVectPred p3;
p3.Loc = loc;
_RotScaleInfoVect.erase(std::remove_if(_RotScaleInfoVect.begin(), _RotScaleInfoVect.end(), p3)
, _RotScaleInfoVect.end());
}
//******************************************************************************************************
void CPSInitialPos::removeLocatedBindable(NL3D::CPSLocatedBindable *lb)
{
CRemoveLocatedBindableFromRotScaleInfoVectPred p;
p.LB = lb;
_RotScaleInfoVect.erase(std::remove_if(_RotScaleInfoVect.begin(), _RotScaleInfoVect.end(), p), _RotScaleInfoVect.end() );
}
//******************************************************************************************************
// reinitialize the system with its initial instances positions
void CPSInitialPos::restoreSystem()
{
nlassert(_PS); // no system has been memorized yet
_PS->stopSound();
// delete all the instance of the system
NL3D::CPSEmitter::setBypassEmitOnDeath(true);
for (uint k = 0; k < _PS->getNbProcess(); ++k)
{
NL3D::CPSLocated *loc = dynamic_cast<NL3D::CPSLocated *>(_PS->getProcess(k));
if (loc)
{
while (loc->getSize())
{
loc->deleteElement(0);
}
nlassert(loc->getSize() == 0);
}
}
// recreate the initial number of instances
for (TInitialLocatedSizeVect ::iterator itSize = _InitialSizeVect.begin(); itSize != _InitialSizeVect.end(); ++itSize)
{
// nlassert(itSize->first->getSize() == 0)
for (uint l = 0; l < itSize->second; ++l)
{
itSize->first->newElement(NLMISC::CVector::Null, NLMISC::CVector::Null, NULL, 0, itSize->first->getMatrixMode(), 0.f);
}
uint realSize = itSize->first->getSize();
uint size = itSize->second;
}
NL3D::CPSEmitter::setBypassEmitOnDeath(false);
for (TInitInfoVect::iterator it = _InitInfoVect.begin(); it != _InitInfoVect.end(); ++it)
{
if (it->Index < it->Loc->getSize())
{
it->Loc->getPos()[it->Index] = it->Pos;
it->Loc->getSpeed()[it->Index] = it->Speed;
// If the particle has parametric infos attach, restore them too
if (it->Loc->isParametricMotionEnabled())
{
it->Loc->getParametricInfos()[it->Index].Pos = it->Pos;
it->Loc->getParametricInfos()[it->Index].Speed = it->Speed;
it->Loc->getParametricInfos()[it->Index].Date = 0.f;
}
}
}
for (TRotScaleInfoVect::iterator it2 = _RotScaleInfoVect.begin(); it2 != _RotScaleInfoVect.end(); ++it2)
{
if (it2->Index < it2->Loc->getSize())
{
it2->Psm->setMatrix(it2->Index, it2->Rot);
if (it2->Psm->supportNonUniformScaling())
{
it2->Psm->setScale(it2->Index, it2->Scale);
}
else if (it2->Psm->supportUniformScaling())
{
it2->Psm->setScale(it2->Index, it2->Scale.x);
}
}
}
_PS = NULL;
}