447 lines
14 KiB
C++
447 lines
14 KiB
C++
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// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "std3d.h"
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#include "nel/3d/ps_light.h"
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#include "nel/3d/point_light_model.h"
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#include "nel/3d/scene.h"
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#include "nel/3d/particle_system.h"
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#include "nel/3d/particle_system_model.h"
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#include "nel/3d/ps_util.h"
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#include "nel/misc/matrix.h"
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#include "nel/misc/vector.h"
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namespace NL3D
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{
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//***************************************************************************************************************
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CPSLight::CPSLight() : _Color(CRGBA::White),
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_ColorScheme(NULL),
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_AttenStart(0.1f),
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_AttenStartScheme(NULL),
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_AttenEnd(1.f),
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_AttenEndScheme(NULL)
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{
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NL_PS_FUNC(CPSLight_CPSLight)
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}
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//***************************************************************************************************************
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CPSLight::~CPSLight()
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{
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NL_PS_FUNC(CPSLight_CPSLight)
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if (_Owner && _Owner->getOwner())
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{
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// check that all lights have been deleted
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for(uint k = 0; k < _Lights.getSize(); ++k)
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{
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if (_Lights[k]) _Owner->getOwner()->getScene()->deleteModel(_Lights[k]);
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}
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}
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else
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{
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#ifdef NL_DEBUG
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// check that all lights have been deleted
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for(uint k = 0; k < _Lights.getSize(); ++k)
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{
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nlassert(_Lights[k] == NULL); // error there's leak!
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}
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#endif
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}
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delete _ColorScheme;
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delete _AttenStartScheme;
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delete _AttenEndScheme;
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}
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//***************************************************************************************************************
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void CPSLight::serial(NLMISC::IStream &f) throw(NLMISC::EStream)
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{
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NL_PS_FUNC(CPSLight_serial)
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CPSLocatedBindable::serial(f);
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// version 1 : in version 0, scheme where not resized correctly; Fixed in this version
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// version 0 : color, start attenuation radius, end attenuation radius.
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sint ver = f.serialVersion(1);
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// color
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bool hasColorScheme = _ColorScheme != NULL;
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f.serial(hasColorScheme);
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if (hasColorScheme)
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{
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f.serialPolyPtr(_ColorScheme);
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}
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else
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{
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f.serial(_Color);
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}
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// Atten start
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bool hasAttenStartScheme = _AttenStartScheme != NULL;
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f.serial(hasAttenStartScheme);
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if (hasAttenStartScheme)
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{
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f.serialPolyPtr(_AttenStartScheme);
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}
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else
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{
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f.serial(_AttenStart);
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}
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// Atten end
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bool hasAttenEndScheme = _AttenEndScheme != NULL;
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f.serial(hasAttenEndScheme);
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if (hasAttenEndScheme)
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{
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f.serialPolyPtr(_AttenEndScheme);
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}
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else
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{
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f.serial(_AttenEnd);
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}
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// save # of lights
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if (ver == 0)
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{
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uint32 dummyNumLights; // from old buggy version
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f.serial(dummyNumLights);
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}
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if (f.isReading())
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{
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if (_Owner)
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{
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resize(_Owner->getMaxSize());
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for(uint k = 0; k < _Owner->getSize(); ++k)
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{
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CPSEmitterInfo ei;
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ei.setDefaults();
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newElement(ei);
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}
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}
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else
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{
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resize(0);
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}
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}
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}
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//***************************************************************************************************************
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uint32 CPSLight::getType(void) const
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{
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NL_PS_FUNC(CPSLight_getType)
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return PSLight;
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}
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//***************************************************************************************************************
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void CPSLight::onShow(bool shown)
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{
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for(uint k = 0; k < _Lights.getSize(); ++k)
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{
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if (_Lights[k])
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{
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if (shown)
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{
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_Lights[k]->show();
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}
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else
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{
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_Lights[k]->hide();
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}
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}
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}
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}
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//***************************************************************************************************************
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void CPSLight::step(TPSProcessPass pass)
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{
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NL_PS_FUNC(CPSLight_step)
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if (pass != PSMotion)
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{
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if (pass == PSToolRender)
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{
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show();
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}
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return;
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}
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nlassert(_Owner);
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nlassert(_Owner->getOwner());
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CScene *scene = _Owner->getOwner()->getScene();
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const uint32 BATCH_SIZE = 512;
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uint32 numLeftLights = _Lights.getSize();
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// avoid ctor call for color array
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uint8 colorArray[BATCH_SIZE * sizeof(NLMISC::CRGBA)];
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NLMISC::CRGBA *colors = (NLMISC::CRGBA *) colorArray;
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float attenStart[BATCH_SIZE];
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float attenEnd[BATCH_SIZE];
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CPSAttrib<CPointLightModel *>::iterator lightIt = _Lights.begin();
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const CMatrix *convMat = &(getLocalToWorldMatrix());
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TPSAttribVector::const_iterator posIt = _Owner->getPos().begin();
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CRGBA globalColor = _Owner->getOwner()->getGlobalColor();
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while (numLeftLights)
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{
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uint32 toProcess = std::min(numLeftLights, BATCH_SIZE);
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// compute colors
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NLMISC::CRGBA *colPointer;
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uint colStride;
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if (_ColorScheme)
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{
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colPointer = (CRGBA *) _ColorScheme->make(_Owner, _Lights.getSize() - numLeftLights, colors, sizeof(CRGBA), toProcess, true);
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colStride = 1;
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}
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else
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{
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colPointer = &_Color;
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colStride = 0;
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}
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// compute start attenuation
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float *attenStartPointer;
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uint attenStartStride;
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if (_AttenStartScheme)
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{
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attenStartPointer = (float *) _AttenStartScheme->make(_Owner, _Lights.getSize() - numLeftLights, attenStart, sizeof(float), toProcess, true);
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attenStartStride = 1;
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}
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else
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{
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attenStartPointer = &_AttenStart;
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attenStartStride = 0;
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}
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// compute end attenuation
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float *attenEndPointer;
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uint attenEndStride;
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if (_AttenEndScheme)
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{
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attenEndPointer = (float *) _AttenEndScheme->make(_Owner, _Lights.getSize() - numLeftLights, attenEnd, sizeof(float), toProcess, true);
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attenEndStride = 1;
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}
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else
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{
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attenEndPointer = &_AttenEnd;
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attenEndStride = 0;
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}
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numLeftLights -= toProcess;
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do
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{
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if (!*lightIt)
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{
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// light not created, create it from scene
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if (scene)
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{
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*lightIt = NLMISC::safe_cast<CPointLightModel *>(scene->createModel(PointLightModelId));
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if (*lightIt)
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{
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(*lightIt)->setTransformMode(CTransform::RotEuler);
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}
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}
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}
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if (*lightIt)
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{
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NLMISC::CVector pos = *convMat * *posIt;
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CPointLightModel *plm = *lightIt;
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if (pos != plm->getPos()) plm->setPos(pos);
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if (CParticleSystem::OwnerModel)
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{
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// make sure the visibility is the same
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if (CParticleSystem::OwnerModel->isHrcVisible())
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{
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plm->show();
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}
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else
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{
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plm->hide();
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}
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plm->setClusterSystem(CParticleSystem::OwnerModel->getClusterSystem());
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}
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CRGBA newCol = *colPointer;
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newCol.modulateFromColor(newCol, globalColor);
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if (newCol != plm->PointLight.getDiffuse())
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{
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plm->PointLight.setColor(newCol);
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}
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colPointer += colStride;
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if (*attenStartPointer != plm->PointLight.getAttenuationBegin()
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)
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{
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plm->PointLight.setupAttenuation(*attenStartPointer, *attenEndPointer);
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}
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attenStartPointer += attenStartStride;
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attenEndPointer += attenEndStride;
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}
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++ lightIt;
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++ posIt;
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}
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while(--toProcess);
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}
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}
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//***************************************************************************************************************
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void CPSLight::setColor(NLMISC::CRGBA color)
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{
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NL_PS_FUNC(CPSLight_setColor)
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delete _ColorScheme;
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_ColorScheme = NULL;
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_Color = color;
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}
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//***************************************************************************************************************
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void CPSLight::setColorScheme(CPSAttribMaker<NLMISC::CRGBA> *scheme)
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{
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NL_PS_FUNC(CPSLight_setColorScheme)
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delete _ColorScheme;
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_ColorScheme = scheme;
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if (_Owner)
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{
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if (_ColorScheme && _ColorScheme->hasMemory()) _ColorScheme->resize(_Owner->getMaxSize(), _Owner->getSize());
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}
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}
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//***************************************************************************************************************
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void CPSLight::setAttenStart(float radius)
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{
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NL_PS_FUNC(CPSLight_setAttenStart)
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nlassert(radius > 0.f);
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delete _AttenStartScheme;
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_AttenStartScheme = NULL;
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_AttenStart = radius;
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}
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//***************************************************************************************************************
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void CPSLight::setAttenStartScheme(CPSAttribMaker<float> *scheme)
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{
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NL_PS_FUNC(CPSLight_setAttenStartScheme)
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delete _AttenStartScheme;
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_AttenStartScheme = scheme;
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if (_Owner)
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{
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if (_AttenStartScheme && _AttenStartScheme->hasMemory()) _AttenStartScheme->resize(_Owner->getMaxSize(), _Owner->getSize());
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}
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}
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//***************************************************************************************************************
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void CPSLight::setAttenEnd(float radius)
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{
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NL_PS_FUNC(CPSLight_setAttenEnd)
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delete _AttenEndScheme;
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_AttenEndScheme = NULL;
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_AttenEnd = radius;
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}
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//***************************************************************************************************************
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void CPSLight::setAttenEndScheme(CPSAttribMaker<float> *scheme)
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{
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NL_PS_FUNC(CPSLight_setAttenEndScheme)
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delete _AttenEndScheme;
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_AttenEndScheme = scheme;
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if (_Owner)
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{
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if (_AttenEndScheme && _AttenEndScheme->hasMemory()) _AttenEndScheme->resize(_Owner->getMaxSize(), _Owner->getSize());
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}
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}
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//***************************************************************************************************************
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void CPSLight::newElement(const CPSEmitterInfo &info)
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{
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NL_PS_FUNC(CPSLight_newElement)
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if (_ColorScheme && _ColorScheme->hasMemory()) _ColorScheme->newElement(info);
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if (_AttenStartScheme && _AttenStartScheme->hasMemory()) _AttenStartScheme->newElement(info);
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if (_AttenEndScheme && _AttenEndScheme->hasMemory()) _AttenEndScheme->newElement(info);
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_Lights.insert(NULL); // instance is created during step()
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}
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//***************************************************************************************************************
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void CPSLight::deleteElement(uint32 index)
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{
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NL_PS_FUNC(CPSLight_deleteElement)
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if (_ColorScheme && _ColorScheme->hasMemory()) _ColorScheme->deleteElement(index);
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if (_AttenStartScheme && _AttenStartScheme->hasMemory()) _AttenStartScheme->deleteElement(index);
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if (_AttenEndScheme && _AttenEndScheme->hasMemory()) _AttenEndScheme->deleteElement(index);
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if (_Lights[index])
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{
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nlassert(_Owner && _Owner->getScene());
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_Owner->getScene()->deleteModel(_Lights[index]);
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}
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_Lights.remove(index);
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}
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//***************************************************************************************************************
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void CPSLight::resize(uint32 size)
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{
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NL_PS_FUNC(CPSLight_resize)
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nlassert(size < (1 << 16));
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if (_ColorScheme && _ColorScheme->hasMemory()) _ColorScheme->resize(size, getOwner() ? getOwner()->getSize() : 0);
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if (_AttenStartScheme && _AttenStartScheme->hasMemory()) _AttenStartScheme->resize(size, getOwner() ? getOwner()->getSize() : 0);
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if (_AttenEndScheme && _AttenEndScheme->hasMemory()) _AttenEndScheme->resize(size, getOwner() ? getOwner()->getSize() : 0);
|
||
|
|
_Lights.resize(size);
|
||
|
|
}
|
||
|
|
|
||
|
|
//***************************************************************************************************************
|
||
|
|
void CPSLight::releaseAllRef()
|
||
|
|
{
|
||
|
|
NL_PS_FUNC(CPSLight_releaseAllRef)
|
||
|
|
CPSLocatedBindable::releaseAllRef();
|
||
|
|
// delete all lights, because pointer to the scene is lost after detaching from a system.
|
||
|
|
for(uint k = 0; k < _Lights.getSize(); ++k)
|
||
|
|
{
|
||
|
|
if (_Lights[k])
|
||
|
|
{
|
||
|
|
nlassert(_Owner && _Owner->getScene()); // if there's an instance there must be a scene from which it was created.
|
||
|
|
_Owner->getScene()->deleteModel(_Lights[k]);
|
||
|
|
_Lights[k] = NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//***************************************************************************************************************
|
||
|
|
void CPSLight::show()
|
||
|
|
{
|
||
|
|
NL_PS_FUNC(CPSLight_show)
|
||
|
|
uint32 index;
|
||
|
|
CPSLocated *loc;
|
||
|
|
CPSLocatedBindable *lb;
|
||
|
|
_Owner->getOwner()->getCurrentEditedElement(loc, index, lb);
|
||
|
|
|
||
|
|
NLMISC::CMatrix xzMat;
|
||
|
|
xzMat.setRot(CVector::I, CVector::K, CVector::Null);
|
||
|
|
NLMISC::CMatrix xyMat;
|
||
|
|
xyMat.setRot(CVector::I, CVector::J, CVector::Null);
|
||
|
|
NLMISC::CMatrix yzMat;
|
||
|
|
yzMat.setRot(CVector::J, CVector::K, CVector::Null);
|
||
|
|
|
||
|
|
|
||
|
|
getDriver()->setupModelMatrix(NLMISC::CMatrix::Identity);
|
||
|
|
const uint numSubdiv = 32;
|
||
|
|
// for each element, see if it is the selected element, and if yes, display in red
|
||
|
|
for (uint k = 0; k < _Lights.getSize(); ++k)
|
||
|
|
{
|
||
|
|
float radiusStart = _AttenStartScheme ? _AttenStartScheme->get(_Owner, k) : _AttenStart;
|
||
|
|
float radiusEnd = _AttenEndScheme ? _AttenEndScheme->get(_Owner, k) : _AttenEnd;
|
||
|
|
NLMISC::clamp(radiusStart, 0.f, radiusEnd);
|
||
|
|
const NLMISC::CRGBA colStart = (((lb == NULL || this == lb) && loc == _Owner && index == k) ? CRGBA::Blue : CRGBA(0, 0, 127));
|
||
|
|
const NLMISC::CRGBA colEnd = (((lb == NULL || this == lb) && loc == _Owner && index == k) ? CRGBA::Red : CRGBA(127, 0, 0));
|
||
|
|
//
|
||
|
|
CPSUtil::displayDisc(*getDriver(), radiusStart, getLocalToWorldMatrix() * _Owner->getPos()[k], xzMat, numSubdiv, colStart);
|
||
|
|
CPSUtil::displayDisc(*getDriver(), radiusStart, getLocalToWorldMatrix() * _Owner->getPos()[k], xyMat, numSubdiv, colStart);
|
||
|
|
CPSUtil::displayDisc(*getDriver(), radiusStart, getLocalToWorldMatrix() * _Owner->getPos()[k], yzMat, numSubdiv, colStart);
|
||
|
|
//
|
||
|
|
CPSUtil::displayDisc(*getDriver(), radiusEnd, getLocalToWorldMatrix() * _Owner->getPos()[k], xzMat, numSubdiv, colEnd);
|
||
|
|
CPSUtil::displayDisc(*getDriver(), radiusEnd, getLocalToWorldMatrix() * _Owner->getPos()[k], xyMat, numSubdiv, colEnd);
|
||
|
|
CPSUtil::displayDisc(*getDriver(), radiusEnd, getLocalToWorldMatrix() * _Owner->getPos()[k], yzMat, numSubdiv, colEnd);
|
||
|
|
//
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace NL3D
|