mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-11-24 08:06:13 +00:00
319 lines
8.1 KiB
C++
319 lines
8.1 KiB
C++
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
|
|
// 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 "stdpch.h"
|
|
#include "precipitation.h"
|
|
#include "time_client.h"
|
|
//
|
|
#include "nel/misc/matrix.h"
|
|
#include "nel/misc/vector.h"
|
|
#include "nel/3d/u_particle_system_instance.h"
|
|
|
|
extern NL3D::UScene *Scene;
|
|
|
|
|
|
H_AUTO_DECL(RZ_Precipitation)
|
|
|
|
CPrecipitation::TClipGridMap CPrecipitation::_PrecipitationClipGripMap;
|
|
|
|
static const float DEFAUT_PRECIPITATION_TIMEOUT = 10.f; // at most 10 second before precipitations are removed
|
|
|
|
|
|
//============================================================
|
|
CPrecipitation::CPrecipitation() : _ClipGrid(NULL), _Strenght(0), _TimeOut(0.f), _XSize(0), _YSize(0), _OldX(0), _OldY(0), _Touched(false)
|
|
{
|
|
H_AUTO_USE(RZ_Precipitation)
|
|
}
|
|
|
|
//============================================================
|
|
void CPrecipitation::init(const CPrecipitationDesc &desc)
|
|
{
|
|
H_AUTO_USE(RZ_Precipitation)
|
|
nlassert(desc.GridSize > 0);
|
|
release();
|
|
_Strenght = 0;
|
|
_Desc = desc;
|
|
if (!_Desc.ReleasableModel)
|
|
{
|
|
allocateFXs(); // keep fxs allocated;
|
|
forceSetStrenght(0); // no precipitation is the default
|
|
}
|
|
_ClipGrid = NULL;
|
|
_Touched = true;
|
|
}
|
|
|
|
//============================================================
|
|
void CPrecipitation::allocateFXs()
|
|
{
|
|
H_AUTO_USE(RZ_Precipitation)
|
|
if (!Scene) return;
|
|
nlassert(_Blocks.empty()); // should be called only once
|
|
_Blocks.resize(_Desc.GridSize * _Desc.GridSize);
|
|
std::fill(_Blocks.begin(), _Blocks.end(), NL3D::UParticleSystemInstance ());
|
|
for(uint k = 0; k < _Desc.GridSize * _Desc.GridSize; ++k)
|
|
{
|
|
_Blocks[k].cast (Scene->createInstance(_Desc.FxName.c_str()));
|
|
if (_Blocks[k].empty())
|
|
{
|
|
nlwarning("can't find %s", _Desc.FxName.c_str());
|
|
release();
|
|
return;
|
|
}
|
|
_Blocks[k].forceInstanciate();
|
|
}
|
|
if (_Desc.UseBBoxSize)
|
|
{
|
|
NLMISC::CAABBox bbox;
|
|
getBlock(0, 0).getShapeAABBox(bbox);
|
|
_XSize = 2.f * bbox.getHalfSize().x;
|
|
_YSize = 2.f * bbox.getHalfSize().y;
|
|
}
|
|
else
|
|
{
|
|
_XSize = _YSize = _Desc.Size;
|
|
}
|
|
|
|
// get the associated precipitation clipGrid if it hasn't yet
|
|
/*
|
|
if (!_ClipGrid)
|
|
{
|
|
NLMISC::CVector2f gridSize(_XSize, _YSize);
|
|
TClipGridMap::iterator it = _PrecipitationClipGripMap.find(gridSize);
|
|
if (it != _PrecipitationClipGripMap.end())
|
|
{
|
|
_ClipGrid = &it->second;
|
|
}
|
|
else
|
|
{
|
|
_ClipGrid = &(_PrecipitationClipGripMap[gridSize]);
|
|
_ClipGrid->initGrid(_Desc.GridSize, _XSize, _YSize);
|
|
}
|
|
}
|
|
*/
|
|
}
|
|
|
|
//============================================================
|
|
void CPrecipitation::deallocateFXs()
|
|
{
|
|
H_AUTO_USE(RZ_Precipitation)
|
|
if (Scene)
|
|
{
|
|
for(uint k = 0; k < _Blocks.size(); ++k)
|
|
{
|
|
Scene->deleteInstance(_Blocks[k]);
|
|
}
|
|
NLMISC::contReset(_Blocks);
|
|
}
|
|
_TimeOut = 0.f;
|
|
_Touched = true;
|
|
}
|
|
|
|
|
|
//============================================================
|
|
void CPrecipitation::setStrenght(float strenght)
|
|
{
|
|
H_AUTO_USE(RZ_Precipitation)
|
|
if (strenght == _Strenght) return;
|
|
forceSetStrenght(strenght);
|
|
}
|
|
|
|
//============================================================
|
|
void CPrecipitation::forceSetStrenght(float strenght)
|
|
{
|
|
H_AUTO_USE(RZ_Precipitation)
|
|
if (_Desc.ReleasableModel)
|
|
{
|
|
if (strenght > 0)
|
|
{
|
|
if (!areFXsAllocated())
|
|
{
|
|
allocateFXs();
|
|
}
|
|
}
|
|
}
|
|
NLMISC::clamp(strenght, 0, 1);
|
|
if (_Desc.GridSize == 0) return;
|
|
if (!areFXsAllocated()) return;
|
|
if (strenght <= 0.f)
|
|
{
|
|
if (_Strenght != 0.f)
|
|
{
|
|
_TimeOut = DEFAUT_PRECIPITATION_TIMEOUT;
|
|
}
|
|
for(uint k = 0; k < _Blocks.size(); ++k)
|
|
{
|
|
_Blocks[k].activateEmitters(false);
|
|
_Blocks[k].setUserParam(0, strenght);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
_TimeOut = 0.f;
|
|
for(uint k = 0; k < _Blocks.size(); ++k)
|
|
{
|
|
if (_Strenght == 0.f)
|
|
{
|
|
_Blocks[k].activateEmitters(true);
|
|
}
|
|
_Blocks[k].setUserParam(0, strenght);
|
|
|
|
}
|
|
}
|
|
_Strenght = strenght;
|
|
}
|
|
|
|
//============================================================
|
|
void CPrecipitation::release()
|
|
{
|
|
H_AUTO_USE(RZ_Precipitation)
|
|
deallocateFXs();
|
|
}
|
|
|
|
//============================================================
|
|
bool CPrecipitation::isRunning() const
|
|
{
|
|
H_AUTO_USE(RZ_Precipitation)
|
|
if (!areFXsAllocated()) return false;
|
|
// if the last particles have been removed, we can remove the models
|
|
for(uint k = 0; k < _Blocks.size(); ++k)
|
|
{
|
|
if (_Blocks[k].hasParticles()) return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
//============================================================
|
|
// snap a float by the given factor
|
|
static inline float fsnapf(float v, float mod)
|
|
{
|
|
H_AUTO_USE(RZ_Precipitation)
|
|
return mod * floorf(v / mod);
|
|
}
|
|
|
|
//============================================================
|
|
void CPrecipitation::update(const NLMISC::CMatrix &camMat, NLPACS::UGlobalRetriever * /* retriever */)
|
|
{
|
|
H_AUTO_USE(RZ_Precipitation)
|
|
if (_TimeOut != 0.f)
|
|
{
|
|
nlassert(_Strenght == 0.f);
|
|
_TimeOut -= DT;
|
|
if (_TimeOut <= 0.f)
|
|
{
|
|
_TimeOut = 0.f;
|
|
deallocateFXs();
|
|
return;
|
|
}
|
|
}
|
|
if (_Desc.ReleasableModel)
|
|
{
|
|
if (_Strenght == 0.f && areFXsAllocated()) // no more precipitations & FXs are still allocated ? This means that there are particles left
|
|
{
|
|
if (!isRunning())
|
|
{
|
|
deallocateFXs();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
if (!areFXsAllocated()) return;
|
|
NLMISC::CVector userPos = camMat.getPos();
|
|
//
|
|
if (_XSize == 0 || _YSize == 0) return;
|
|
|
|
// get world position of the user in grid units
|
|
sint worldX = (sint) floorf(userPos.x / _XSize);
|
|
sint worldY = (sint) floorf(userPos.y / _YSize);
|
|
|
|
// See if we need to update pos
|
|
if (_Touched || worldX != _OldX || worldY != _OldY)
|
|
{
|
|
_Touched = false;
|
|
_OldX = worldX;
|
|
_OldY = worldY;
|
|
|
|
/*
|
|
if (_ClipGrid)
|
|
{
|
|
_ClipGrid->updateGrid(userPos, retriever);
|
|
}
|
|
*/
|
|
|
|
//
|
|
// snap the user pos
|
|
//
|
|
NLMISC::CVector snappedPos(fsnapf(userPos.x, _XSize), fsnapf(userPos.y, _YSize), userPos.z);
|
|
snappedPos -= NLMISC::CVector((float(_Desc.GridSize >> 1) - 0.5f) * _XSize, (float(_Desc.GridSize >> 1) - 0.5f) * _YSize, 0);
|
|
// get world position of grid corner
|
|
// sint gridCornerX = worldX - (_Desc.GridSize >> 1);
|
|
// sint gridCornerY = worldY - (_Desc.GridSize >> 1);
|
|
// move / show / hide each block
|
|
for(uint k = 0; k < _Desc.GridSize; ++k)
|
|
{
|
|
NLMISC::CVector hPos = snappedPos;
|
|
for(uint l = 0; l < _Desc.GridSize; ++l)
|
|
{
|
|
nlassert(!getBlock(l, k).empty());
|
|
/*if (!_ClipGrid)
|
|
{*/
|
|
getBlock(l, k).setPos(hPos);
|
|
hPos.x += _XSize;
|
|
/*
|
|
}
|
|
else // use the clip grid to see if that block should be activated, and at what height it should be put
|
|
{
|
|
typedef CPrecipitationClipGrid::CGridPoint CGridPoint; // alias CGridPoint
|
|
const CGridPoint *p0 = _ClipGrid->get(l + gridCornerX, k + gridCornerY);
|
|
const CGridPoint *p1 = _ClipGrid->get(l + gridCornerX + 1, k + gridCornerY);
|
|
const CGridPoint *p2 = _ClipGrid->get(l + gridCornerX + 1, k + gridCornerY + 1);
|
|
const CGridPoint *p3 = _ClipGrid->get(l + gridCornerX, k + gridCornerY + 1);
|
|
if (p0 && p1 && p2 && p3)
|
|
{
|
|
// if one of the 4 corners is in an interior, don't display the precipiations
|
|
if (p0->Clipped || p1->Clipped || p2->Clipped || p3->Clipped)
|
|
{
|
|
getBlock(l, k).hide();
|
|
}
|
|
else
|
|
{
|
|
NL3D::UParticleSystemInstance psi = getBlock(l, k);
|
|
psi.show();
|
|
// take the mean height
|
|
hPos.z = 0.25f * (p0->MeanHeight + p1->MeanHeight + p2->MeanHeight + p3->MeanHeight);
|
|
psi.setPos(hPos);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
getBlock(l, k).setPos(hPos);
|
|
}
|
|
hPos.x += _XSize;
|
|
}
|
|
*/
|
|
}
|
|
snappedPos.y += _YSize;
|
|
}
|
|
}
|
|
}
|
|
|
|
//============================================================
|
|
void CPrecipitation::drawClipGrid(NL3D::UDriver &drv) const
|
|
{
|
|
if (!_ClipGrid) return;
|
|
_ClipGrid->display(drv);
|
|
}
|