1138 lines
30 KiB
C++
1138 lines
30 KiB
C++
// 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_particle_basic.h"
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#include "nel/3d/ps_macro.h"
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#include "nel/3d/driver.h"
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#include "nel/3d/texture_grouped.h"
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#include "nel/3d/texture_bump.h"
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#include "nel/3d/texture_mem.h"
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#include "nel/3d/particle_system.h"
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namespace NL3D
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{
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/////////////////////////////////
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// CPSParticle implementation //
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/////////////////////////////////
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//=======================================
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CPSParticle::CPSParticle() : _DisableAutoLOD(false),
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_UsesGlobalColorLighting(false)
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{
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NL_PS_FUNC(CPSParticle_CPSParticle)
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}
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//=======================================
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void CPSParticle::showTool()
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{
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NL_PS_FUNC(CPSParticle_showTool)
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PARTICLES_CHECK_MEM;
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CVector I = CVector::I;
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CVector J = CVector::J;
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const CVector tab[] = { 2 * J, I + J
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, I + J, 2 * I + J
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, 2 * I + J, I
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, I, 2 * I - J
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, 2 * I - J, - .5f * J
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, - .5f * J, -2 * I - J
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, -2 * I - J, - I
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, - I, -2 * I + J
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, -2 * I + J, - I + J
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, - I + J, 2 * J
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};
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const uint tabSize = sizeof(tab) / (2 * sizeof(CVector));
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const float sSize = 0.1f;
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displayIcon2d(tab, tabSize, sSize);
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PARTICLES_CHECK_MEM;
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}
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//=======================================
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void CPSParticle::computeSrcStep(uint32 &step, uint &numToProcess)
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{
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NL_PS_FUNC(CPSParticle_computeSrcStep)
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nlassert(_Owner && _Owner->getOwner());
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const CParticleSystem &ps = *(_Owner->getOwner());
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if (_DisableAutoLOD || !ps.isAutoLODEnabled() || !ps.isSharingEnabled() || _Owner->getSize() == 0) // Should Auto-LOD be used ?
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{
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step = (1 << 16);
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numToProcess = _Owner->getSize();
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}
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else
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{
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float oneMinusLODRatio = ps.getOneMinusCurrentLODRatio();
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float LODRatio = 1.f - oneMinusLODRatio;
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if (LODRatio > ps.getAutoLODStartDistPercent())
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{
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float factor = (LODRatio - 1.f) / (ps.getAutoLODStartDistPercent() - 1.f);
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NLMISC::clamp(factor, 0.f, 1.f);
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float r = factor;
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for (uint k = 1; k < ps.getAutoLODDegradationExponent(); ++k)
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{
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r *= factor;
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}
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numToProcess = (uint) (_Owner->getSize() * r);
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if (numToProcess < 1) { numToProcess = 1; }
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step = ps.getAutoLODMode() ? // skip or limit number, depending on the mode
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(_Owner->getSize() << 16) / numToProcess : // skip particles
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(1 << 16); // just display less particles
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}
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else
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{
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step = (1 << 16);
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numToProcess = _Owner->getSize();
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}
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}
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}
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//////////////////////////////////////
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// coloured particle implementation //
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//////////////////////////////////////
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//=======================================
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void CPSColoredParticle::setColorScheme(CPSAttribMaker<CRGBA> *col)
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{
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NL_PS_FUNC(CPSColoredParticle_setColorScheme)
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nlassert(col);
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delete _ColorScheme;
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_ColorScheme = col;
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if (getColorOwner() && col->hasMemory()) col->resize(getColorOwner()->getMaxSize(), getColorOwner()->getSize());
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updateMatAndVbForColor();
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}
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//=======================================
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void CPSColoredParticle::setColor(NLMISC::CRGBA col)
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{
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NL_PS_FUNC(CPSColoredParticle_setColor)
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delete _ColorScheme;
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_ColorScheme = NULL;
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_Color = col;
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updateMatAndVbForColor();
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}
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//=======================================
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CPSColoredParticle::CPSColoredParticle() : _Color(CRGBA(255, 255, 255)), _ColorScheme(NULL)
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{
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NL_PS_FUNC(CPSColoredParticle_CPSColoredParticle)
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}
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//=======================================
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CPSColoredParticle::~CPSColoredParticle()
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{
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NL_PS_FUNC(CPSColoredParticle_CPSColoredParticleDtor)
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delete _ColorScheme;
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}
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//=======================================
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void CPSColoredParticle::serialColorScheme(NLMISC::IStream &f) throw(NLMISC::EStream)
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{
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NL_PS_FUNC(CPSColoredParticle_IStream )
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f.serialVersion(1);
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if (f.isReading())
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{
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if (_ColorScheme)
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{
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delete _ColorScheme;
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_ColorScheme = NULL;
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}
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}
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bool useColorScheme = _ColorScheme != NULL;
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f.serial(useColorScheme);
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if (useColorScheme)
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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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}
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///////////////////////////////////
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// sized particle implementation //
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///////////////////////////////////
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//=======================================
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void CPSSizedParticle::setSizeScheme(CPSAttribMaker<float> *size)
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{
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NL_PS_FUNC(CPSSizedParticle_setSizeScheme)
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nlassert(size != NULL);
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delete _SizeScheme;
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_SizeScheme = size;
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if (getSizeOwner() && size->hasMemory()) size->resize(getSizeOwner()->getMaxSize(), getSizeOwner()->getSize());
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}
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//=======================================
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void CPSSizedParticle::setSize(float size)
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{
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NL_PS_FUNC(CPSSizedParticle_setSize)
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delete _SizeScheme;
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_SizeScheme = NULL;
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_ParticleSize = size;
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}
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//=======================================
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CPSSizedParticle::CPSSizedParticle() : _ParticleSize(0.3f), _SizeScheme(NULL)
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{
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NL_PS_FUNC(CPSSizedParticle_CPSSizedParticle)
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}
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//=======================================
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CPSSizedParticle::~CPSSizedParticle()
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{
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NL_PS_FUNC(CPSSizedParticle_CPSSizedParticleDtor)
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delete _SizeScheme;
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}
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//=======================================
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void CPSSizedParticle::serialSizeScheme(NLMISC::IStream &f) throw(NLMISC::EStream)
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{
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NL_PS_FUNC(CPSSizedParticle_serialSizeScheme)
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f.serialVersion(1);
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if (f.isReading())
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{
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if (_SizeScheme)
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{
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delete _SizeScheme;
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_SizeScheme = NULL;
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}
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}
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bool useSizeScheme = _SizeScheme != NULL;
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f.serial(useSizeScheme);
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if (useSizeScheme)
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{
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f.serialPolyPtr(_SizeScheme);
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}
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else
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{
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f.serial(_ParticleSize);
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}
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};
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/////////////////////////////////////
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// rotated particle implementation //
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/////////////////////////////////////
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float CPSRotated2DParticle::_RotTable[256 * 4];
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bool CPSRotated2DParticle::_InitializedRotTab = false;
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///===================================================================================
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void CPSRotated2DParticle::setAngle2DScheme(CPSAttribMaker<float> *angle2DScheme)
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{
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NL_PS_FUNC(CPSRotated2DParticle_setAngle2DScheme)
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nlassert(angle2DScheme);
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delete _Angle2DScheme;
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_Angle2DScheme = angle2DScheme;
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if (getAngle2DOwner() && angle2DScheme->hasMemory()) angle2DScheme->resize(getAngle2DOwner()->getMaxSize(), getAngle2DOwner()->getSize());
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}
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///===================================================================================
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void CPSRotated2DParticle::setAngle2D(float angle2DScheme)
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{
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NL_PS_FUNC(CPSRotated2DParticle_setAngle2D)
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delete _Angle2DScheme;
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_Angle2DScheme = NULL;
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_Angle2D = angle2DScheme;
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}
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///===================================================================================
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CPSRotated2DParticle::CPSRotated2DParticle() : _Angle2D(0), _Angle2DScheme(NULL)
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{
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NL_PS_FUNC(CPSRotated2DParticle_CPSRotated2DParticle)
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}
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///===================================================================================
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CPSRotated2DParticle::~CPSRotated2DParticle()
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{
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NL_PS_FUNC(CPSRotated2DParticle_CPSRotated2DParticleDtor)
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delete _Angle2DScheme;
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}
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///===================================================================================
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void CPSRotated2DParticle::serialAngle2DScheme(NLMISC::IStream &f) throw(NLMISC::EStream)
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{
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NL_PS_FUNC(CPSRotated2DParticle_serialAngle2DScheme)
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f.serialVersion(1);
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if (f.isReading())
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{
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if (_Angle2DScheme)
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{
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delete _Angle2DScheme;
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_Angle2DScheme = NULL;
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}
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}
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bool useAngle2DScheme = _Angle2DScheme != NULL;
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f.serial(useAngle2DScheme);
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if (useAngle2DScheme)
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{
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f.serialPolyPtr(_Angle2DScheme);
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}
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else
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{
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f.serial(_Angle2D);
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}
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}
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///===================================================================================
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void CPSRotated2DParticle::initRotTable(void)
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{
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NL_PS_FUNC(CPSRotated2DParticle_initRotTable)
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float *ptFloat = _RotTable;
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for (uint32 k = 0; k < 256; ++k)
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{
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const float ca = (float) cos(k * (1.0f / 256.0f) * 2.0f * NLMISC::Pi);
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const float sa = (float) sin(k * (1.0f / 256.0f) * 2.0f * NLMISC::Pi);
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*ptFloat++ = -ca - sa;
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*ptFloat++ = -sa + ca;
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*ptFloat++ = ca - sa;
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*ptFloat++ = sa + ca;
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}
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_InitializedRotTab = true;
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}
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//////////////////////////////////////
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// textured particle implementation //
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//////////////////////////////////////
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///===================================================================================
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void CPSTexturedParticle::setTextureIndexScheme(CPSAttribMaker<sint32> *animOrder)
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{
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NL_PS_FUNC(CPSTexturedParticle_setTextureIndexScheme)
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nlassert(animOrder);
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nlassert(_TexGroup); // setTextureGroup must have been called before this
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delete _TextureIndexScheme;
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_TextureIndexScheme = animOrder;
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if (getTextureIndexOwner() && animOrder->hasMemory()) animOrder->resize(getTextureIndexOwner()->getMaxSize(), getTextureIndexOwner()->getSize());
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updateMatAndVbForTexture();
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}
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///===================================================================================
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void CPSTexturedParticle::setTextureIndex(sint32 index)
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{
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NL_PS_FUNC(CPSTexturedParticle_setTextureIndex)
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delete _TextureIndexScheme;
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_TextureIndexScheme = NULL;
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_TextureIndex = index;
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}
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///===================================================================================
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void CPSTexturedParticle::setTextureGroup(NLMISC::CSmartPtr<CTextureGrouped> texGroup)
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{
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NL_PS_FUNC(CPSTexturedParticle_setTextureGroup)
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nlassert(texGroup);
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if (_Tex)
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{
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_Tex = NULL;
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}
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_TexGroup = texGroup;
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updateMatAndVbForTexture();
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}
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///===================================================================================
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void CPSTexturedParticle::setTexture(CSmartPtr<ITexture> tex)
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{
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NL_PS_FUNC(CPSTexturedParticle_setTexture)
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delete _TextureIndexScheme;
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_TextureIndexScheme = NULL;
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_Tex = tex;
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_TexGroup = NULL; // release any grouped texture if one was set before
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updateMatAndVbForTexture();
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}
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///===================================================================================
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CPSTexturedParticle::CPSTexturedParticle() : _TexGroup(NULL),
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_TextureIndexScheme(NULL),
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_TextureIndex(0)
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{
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NL_PS_FUNC(CPSTexturedParticle_CPSTexturedParticle)
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}
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///===================================================================================
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CPSTexturedParticle::~CPSTexturedParticle()
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{
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NL_PS_FUNC(CPSTexturedParticle_CPSTexturedParticleDtor)
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delete _TextureIndexScheme;
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}
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///===================================================================================
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void CPSTexturedParticle::serialTextureScheme(NLMISC::IStream &f) throw(NLMISC::EStream)
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{
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NL_PS_FUNC(CPSTexturedParticle_serialTextureScheme)
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f.serialVersion(1);
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if (f.isReading())
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{
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if (_TextureIndexScheme)
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{
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delete _TextureIndexScheme;
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_TextureIndexScheme = NULL;
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_Tex = NULL;
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_TexGroup = NULL;
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}
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}
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bool useAnimatedTexture;
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if (!f.isReading())
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{
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useAnimatedTexture = (_TexGroup != NULL);
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}
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f.serial(useAnimatedTexture);
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if (useAnimatedTexture)
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{
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if (f.isReading())
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{
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CTextureGrouped *ptTex = NULL;
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f.serialPolyPtr(ptTex);
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_TexGroup = ptTex;
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}
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else
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{
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CTextureGrouped *ptTex = _TexGroup;
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f.serialPolyPtr(ptTex);
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}
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bool useTextureIndexScheme = _TextureIndexScheme != NULL;
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f.serial(useTextureIndexScheme);
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if (useTextureIndexScheme)
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{
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f.serialPolyPtr(_TextureIndexScheme);
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_TextureIndex = 0;
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}
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else
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{
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f.serial(_TextureIndex);
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}
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}
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else
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{
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if (f.isReading())
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{
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ITexture *ptTex = NULL;
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f.serialPolyPtr(ptTex);
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_Tex = ptTex;
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}
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else
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{
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ITexture *ptTex = _Tex;
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f.serialPolyPtr(ptTex);
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}
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}
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}
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////////////////////////////////////////////////////////
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// CPSRotated3DPlaneParticle implementation //
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////////////////////////////////////////////////////////
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///===================================================================================
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void CPSRotated3DPlaneParticle::setPlaneBasisScheme(CPSAttribMaker<CPlaneBasis> *basisMaker)
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{
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NL_PS_FUNC(CPSRotated3DPlaneParticle_setPlaneBasisScheme)
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nlassert(basisMaker);
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delete _PlaneBasisScheme;
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_PlaneBasisScheme = basisMaker;
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if (getPlaneBasisOwner() && basisMaker->hasMemory()) basisMaker->resize(getPlaneBasisOwner()->getMaxSize(), getPlaneBasisOwner()->getSize());
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}
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///===================================================================================
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void CPSRotated3DPlaneParticle::setPlaneBasis(const CPlaneBasis &basis)
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{
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NL_PS_FUNC(CPSRotated3DPlaneParticle_setPlaneBasis)
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delete _PlaneBasisScheme;
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_PlaneBasisScheme = NULL;
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_PlaneBasis = basis;
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}
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///===================================================================================
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CPSRotated3DPlaneParticle::CPSRotated3DPlaneParticle() : _PlaneBasisScheme(NULL)
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{
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NL_PS_FUNC(CPSRotated3DPlaneParticle_CPSRotated3DPlaneParticle)
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_PlaneBasis.X = CVector::I;
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_PlaneBasis.Y = CVector::J;
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}
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///===================================================================================
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CPSRotated3DPlaneParticle::~CPSRotated3DPlaneParticle()
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{
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NL_PS_FUNC(CPSRotated3DPlaneParticle_CPSRotated3DPlaneParticleDtor)
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delete _PlaneBasisScheme;
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}
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///===================================================================================
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void CPSRotated3DPlaneParticle::serialPlaneBasisScheme(NLMISC::IStream &f) throw(NLMISC::EStream)
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{
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NL_PS_FUNC(CPSRotated3DPlaneParticle_serialPlaneBasisScheme)
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f.serialVersion(1);
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f.serialPolyPtr(_PlaneBasisScheme);
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bool usePlaneBasisScheme = _PlaneBasisScheme != NULL;
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if (!usePlaneBasisScheme)
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{
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f.serial(_PlaneBasis);
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}
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}
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////////////////////////////////
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// CPSMaterial implementation //
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////////////////////////////////
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///===================================================================================
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CPSMaterial::CPSMaterial()
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{
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NL_PS_FUNC(CPSMaterial_CPSMaterial)
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_Mat.setBlend(true);
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_Mat.setBlendFunc(CMaterial::one, CMaterial::one);
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_Mat.setZWrite(false);
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}
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///===================================================================================
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void CPSMaterial::serialMaterial(NLMISC::IStream &f) throw(NLMISC::EStream)
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{
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NL_PS_FUNC(CPSMaterial_IStream )
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// version 3 : added zbias
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sint ver = f.serialVersion(3);
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TBlendingMode m = getBlendingMode();
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f.serialEnum(m);
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setBlendingMode(m);
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if (ver == 2)
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{
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bool zTest = isZTestEnabled();
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f.serial(zTest);
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enableZTest(zTest);
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}
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else
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if (ver >= 3)
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{
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// bit 0 : ztest enabled
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// bit 1 : 1 if zbias is not 0, in this case zbias follows
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|
uint8 flags = (isZTestEnabled() ? 1 : 0) | (getZBias() != 0.f ? 2 : 0);
|
|
f.serial(flags);
|
|
enableZTest((flags & 1) != 0);
|
|
if (flags & 2)
|
|
{
|
|
float zBias = getZBias();
|
|
f.serial(zBias);
|
|
setZBias(zBias);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
///===================================================================================
|
|
void CPSMaterial::enableZTest(bool enabled)
|
|
{
|
|
NL_PS_FUNC(CPSMaterial_enableZTest)
|
|
_Mat.setZFunc(enabled ? CMaterial::less : CMaterial::always);
|
|
}
|
|
|
|
///===================================================================================
|
|
bool CPSMaterial::isZTestEnabled() const
|
|
{
|
|
NL_PS_FUNC(CPSMaterial_isZTestEnabled)
|
|
return _Mat.getZFunc() != CMaterial::always;
|
|
}
|
|
|
|
///===================================================================================
|
|
void CPSMaterial::setBlendingMode(CPSMaterial::TBlendingMode mode)
|
|
{
|
|
NL_PS_FUNC(CPSMaterial_setBlendingMode)
|
|
switch (mode)
|
|
{
|
|
case add:
|
|
_Mat.setBlend(true);
|
|
_Mat.setBlendFunc(CMaterial::one, CMaterial::one);
|
|
_Mat.setZWrite(false);
|
|
_Mat.setAlphaTest(false);
|
|
break;
|
|
case modulate:
|
|
_Mat.setBlend(true);
|
|
_Mat.setBlendFunc(CMaterial::zero, CMaterial::srccolor);
|
|
_Mat.setZWrite(false);
|
|
_Mat.setAlphaTest(false);
|
|
break;
|
|
case alphaBlend:
|
|
_Mat.setBlend(true);
|
|
_Mat.setBlendFunc(CMaterial::srcalpha, CMaterial::invsrcalpha);
|
|
_Mat.setZWrite(false);
|
|
_Mat.setAlphaTest(false);
|
|
break;
|
|
case alphaTest:
|
|
_Mat.setBlend(false);
|
|
_Mat.setZWrite(true);
|
|
_Mat.setAlphaTest(true);
|
|
break;
|
|
}
|
|
}
|
|
|
|
///===================================================================================
|
|
CPSMaterial::TBlendingMode CPSMaterial::getBlendingMode(void) const
|
|
{
|
|
NL_PS_FUNC(CPSMaterial_getBlendingMode)
|
|
if (_Mat.getBlend())
|
|
{
|
|
CMaterial::TBlend srcBlend = _Mat.getSrcBlend();
|
|
CMaterial::TBlend destBlend = _Mat.getDstBlend();
|
|
|
|
if (srcBlend == CMaterial::one && destBlend == CMaterial::one) return add;
|
|
if (srcBlend == CMaterial::zero && destBlend == CMaterial::srccolor) return modulate;
|
|
if (srcBlend == CMaterial::srcalpha && destBlend == CMaterial::invsrcalpha) return alphaBlend;
|
|
|
|
// unrecognized mode
|
|
nlassert(0);
|
|
return alphaTest; // to avoid a warning only ...
|
|
}
|
|
else
|
|
{
|
|
return alphaTest;
|
|
}
|
|
}
|
|
|
|
///===================================================================================
|
|
void CPSMaterial::forceModulateConstantColor(bool force, const NLMISC::CRGBA &col)
|
|
{
|
|
NL_PS_FUNC(CPSMaterial_forceModulateConstantColor)
|
|
if (force)
|
|
{
|
|
/// TODO : caching..
|
|
_Mat.texConstantColor(1, col);
|
|
_Mat.texEnvOpRGB(1, CMaterial::Modulate);
|
|
_Mat.texEnvOpAlpha(1, CMaterial::Modulate);
|
|
_Mat.texEnvArg0RGB(1, CMaterial::Previous, CMaterial::SrcColor);
|
|
_Mat.texEnvArg1RGB(1, CMaterial::Constant, CMaterial::SrcColor);
|
|
_Mat.texEnvArg0Alpha(1, CMaterial::Previous, CMaterial::SrcAlpha);
|
|
_Mat.texEnvArg1Alpha(1, CMaterial::Constant, CMaterial::SrcAlpha);
|
|
forceTexturedMaterialStages(2);
|
|
}
|
|
else
|
|
{
|
|
if (_Mat.getTexture(1) != NULL)
|
|
{
|
|
_Mat.setTexture(1, NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
///===================================================================================
|
|
void CPSMaterial::forceTexturedMaterialStages(uint numStages)
|
|
{
|
|
NL_PS_FUNC(CPSMaterial_forceTexturedMaterialStages)
|
|
ITexture *blankTex = NULL;
|
|
uint k;
|
|
for (k = 0; k < numStages; ++k)
|
|
{
|
|
if (_Mat.getTexture(k) == NULL)
|
|
{
|
|
if (!blankTex)
|
|
{
|
|
blankTex = CTextureMem::Create1x1WhiteTex();
|
|
}
|
|
_Mat.setTexture(k, blankTex);
|
|
}
|
|
}
|
|
for (; k < IDRV_MAT_MAXTEXTURES; ++k)
|
|
{
|
|
if (_Mat.getTexture(k) != NULL)
|
|
{
|
|
_Mat.setTexture(k, NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/////////////////////////////////////////////
|
|
// CPSMultiTexturedParticle implementation //
|
|
/////////////////////////////////////////////
|
|
|
|
//=======================================
|
|
bool CPSMultiTexturedParticle::_ForceBasicCaps = false;
|
|
|
|
//=======================================
|
|
CPSMultiTexturedParticle::CPSMultiTexturedParticle() : _MainOp(Add), _AlternateOp(Add), _MultiTexState(TouchFlag), _BumpFactor(1.f)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_CPSMultiTexturedParticle)
|
|
}
|
|
|
|
//=======================================
|
|
void CPSMultiTexturedParticle::enableMultiTexture(bool enabled /*= true*/)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_enableMultiTexture)
|
|
if (isMultiTextureEnabled() == enabled) return;
|
|
if (!enabled)
|
|
{
|
|
_Texture2 = NULL;
|
|
_AlternateTexture2 = NULL;
|
|
_MultiTexState = 0;
|
|
}
|
|
else
|
|
{
|
|
_MainOp = Modulate;
|
|
_TexScroll[0].set(0, 0);
|
|
_TexScroll[1].set(0, 0);
|
|
_MultiTexState = (uint8) MultiTextureEnabled;
|
|
}
|
|
touch();
|
|
}
|
|
|
|
//=======================================
|
|
void CPSMultiTexturedParticle::enableAlternateTex(bool enabled /*= true*/)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_enableAlternateTex)
|
|
nlassert(isMultiTextureEnabled()); // multitexturing must have been enabled first
|
|
if (enabled == isAlternateTexEnabled()) return;
|
|
|
|
if (enabled)
|
|
{
|
|
_TexScrollAlternate[0].set(0, 0);
|
|
_TexScrollAlternate[1].set(0, 0);
|
|
_AlternateOp = Modulate;
|
|
_MultiTexState |= (uint8) AlternateTextureEnabled;
|
|
}
|
|
else
|
|
{
|
|
_Texture2 = NULL;
|
|
_MultiTexState &= ~(uint8) AlternateTextureEnabled;
|
|
}
|
|
touch();
|
|
}
|
|
|
|
//=======================================
|
|
void CPSMultiTexturedParticle::serialMultiTex(NLMISC::IStream &f) throw(NLMISC::EStream)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_serialMultiTex)
|
|
/// version 1 : bump factor
|
|
sint ver = f.serialVersion(1);
|
|
f.serial(_MultiTexState);
|
|
if (isMultiTextureEnabled())
|
|
{
|
|
f.serialEnum(_MainOp);
|
|
if (_MainOp == EnvBumpMap && ver >= 1)
|
|
{
|
|
f.serial(_BumpFactor);
|
|
}
|
|
ITexture *tex = NULL;
|
|
if (f.isReading())
|
|
{
|
|
f.serialPolyPtr(tex);
|
|
_Texture2 = tex;
|
|
}
|
|
else
|
|
{
|
|
tex = _Texture2;
|
|
f.serialPolyPtr(tex);
|
|
}
|
|
f.serial(_TexScroll[0], _TexScroll[1]);
|
|
|
|
if (isAlternateTexEnabled())
|
|
{
|
|
f.serialEnum(_AlternateOp);
|
|
if (f.isReading())
|
|
{
|
|
f.serialPolyPtr(tex);
|
|
_AlternateTexture2 = tex;
|
|
}
|
|
else
|
|
{
|
|
tex = _AlternateTexture2;
|
|
f.serialPolyPtr(tex);
|
|
}
|
|
f.serial(_TexScrollAlternate[0], _TexScrollAlternate[1]);
|
|
}
|
|
else
|
|
{
|
|
_AlternateTexture2 = NULL;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (f.isReading())
|
|
{
|
|
_Texture2 = NULL;
|
|
_AlternateTexture2 = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
//=======================================
|
|
void CPSMultiTexturedParticle::setupMaterial(ITexture *primary, IDriver *driver, CMaterial &mat, CVertexBuffer &vb)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_setupMaterial)
|
|
/// if bump is used, the matrix must be setupped each time (not a material field)
|
|
if (!_ForceBasicCaps && isMultiTextureEnabled() && _MainOp == EnvBumpMap)
|
|
{
|
|
if (driver->supportTextureAddrMode(CMaterial::OffsetTexture))
|
|
{
|
|
CTextureBump *tb = dynamic_cast<CTextureBump *>((ITexture *) _Texture2);
|
|
if (tb != NULL)
|
|
{
|
|
float normFactor = tb->getNormalizationFactor();
|
|
if (normFactor == 0.f) // have we computed the normalization factor ?
|
|
{
|
|
/// todo : caching of this value
|
|
tb->generate();
|
|
normFactor = tb->getNormalizationFactor();
|
|
tb->release();
|
|
}
|
|
const float bMat[] = { _BumpFactor * normFactor, 0.f, 0.f, _BumpFactor * normFactor};
|
|
driver->setMatrix2DForTextureOffsetAddrMode(1, bMat);
|
|
}
|
|
vb.setUVRouting(0, 1);
|
|
vb.setUVRouting(1, 0);
|
|
}
|
|
else if (driver->supportEMBM())
|
|
{
|
|
uint embmTex = 0;
|
|
const uint numTexStages = driver->getNbTextureStages();
|
|
for(uint k = 0; k < numTexStages; ++k)
|
|
{
|
|
vb.setUVRouting(k, 0);
|
|
if (driver->isEMBMSupportedAtStage(k))
|
|
{
|
|
vb.setUVRouting(k, 1);
|
|
if (k != (numTexStages - 1))
|
|
{
|
|
vb.setUVRouting(k + 1, 0);
|
|
}
|
|
embmTex = k;
|
|
break;
|
|
}
|
|
}
|
|
CTextureBump *tb = dynamic_cast<CTextureBump *>((ITexture *) _Texture2);
|
|
if (tb != NULL)
|
|
{
|
|
float normFactor = tb->getNormalizationFactor();
|
|
if (normFactor == 0.f) // have we computed the normalization factor ?
|
|
{
|
|
/// todo : caching of this value
|
|
tb->generate();
|
|
normFactor = tb->getNormalizationFactor();
|
|
tb->release();
|
|
}
|
|
const float bMat[] = { _BumpFactor * normFactor, 0.f, 0.f, _BumpFactor * normFactor};
|
|
driver->setEMBMMatrix(embmTex, bMat);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!isTouched() && areBasicCapsForcedLocal() == areBasicCapsForced()) return;
|
|
forceBasicCapsLocal(areBasicCapsForced());
|
|
if (!isMultiTextureEnabled())
|
|
{
|
|
mat.setTexture(0, primary);
|
|
mat.texEnvOpRGB(0, CMaterial::Modulate);
|
|
mat.setTexture(1, NULL);
|
|
}
|
|
else
|
|
{
|
|
if (_MainOp != EnvBumpMap)
|
|
{
|
|
setupMultiTexEnv(_MainOp, primary, _Texture2, mat, *driver);
|
|
_MultiTexState &= ~(uint8) EnvBumpMapUsed;
|
|
_MultiTexState &= ~(uint8) AlternateTextureUsed;
|
|
}
|
|
else
|
|
{
|
|
if (!_ForceBasicCaps && (driver->supportTextureAddrMode(CMaterial::OffsetTexture) || driver->supportEMBM())) // envbumpmap supported ?
|
|
{
|
|
CTextureBump *tb = dynamic_cast<CTextureBump *>((ITexture *) _Texture2);
|
|
if (tb != NULL)
|
|
{
|
|
float normFactor = tb->getNormalizationFactor();
|
|
if (normFactor == 0.f) // have we computed the normalization factor ?
|
|
{
|
|
/// todo : caching of this value
|
|
tb->generate();
|
|
normFactor = tb->getNormalizationFactor();
|
|
tb->release();
|
|
}
|
|
setupMultiTexEnv(_MainOp, primary, _Texture2, mat, *driver);
|
|
}
|
|
_MultiTexState &= ~(uint8) AlternateTextureUsed;
|
|
_MultiTexState |= (uint8) EnvBumpMapUsed;
|
|
}
|
|
else // switch to alternate
|
|
{
|
|
_MultiTexState |= (uint8) AlternateTextureUsed;
|
|
if (isAlternateTexEnabled() && _AlternateTexture2)
|
|
{
|
|
setupMultiTexEnv(_AlternateOp, primary, _AlternateTexture2, mat, *driver);
|
|
}
|
|
else
|
|
{
|
|
mat.setTexture(0, primary);
|
|
mat.texEnvOpRGB(0, CMaterial::Modulate);
|
|
}
|
|
_MultiTexState &= ~(uint8) EnvBumpMapUsed;
|
|
}
|
|
}
|
|
}
|
|
updateTexWrapMode(*driver);
|
|
unTouch();
|
|
}
|
|
|
|
//=======================================
|
|
void CPSMultiTexturedParticle::setupMultiTexEnv(TOperator op, ITexture *tex1, ITexture *tex2, CMaterial &mat, IDriver &drv)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_setupMultiTexEnv)
|
|
switch (op)
|
|
{
|
|
case Add:
|
|
mat.setTexture(0, tex1);
|
|
mat.setTexture(1, tex2);
|
|
mat.texEnvOpRGB(0, CMaterial::Modulate);
|
|
mat.texEnvOpRGB(1, CMaterial::Add);
|
|
mat.enableTexAddrMode(false);
|
|
break;
|
|
case Modulate:
|
|
mat.setTexture(0, tex1);
|
|
mat.setTexture(1, tex2);
|
|
mat.texEnvOpRGB(0, CMaterial::Modulate);
|
|
mat.texEnvOpRGB(1, CMaterial::Modulate);
|
|
mat.enableTexAddrMode(false);
|
|
break;
|
|
case EnvBumpMap:
|
|
if (drv.supportTextureAddrMode(CMaterial::OffsetTexture))
|
|
{
|
|
mat.setTexture(0, tex2);
|
|
mat.setTexture(1, tex1);
|
|
mat.texEnvOpRGB(0, CMaterial::Replace);
|
|
mat.texEnvOpRGB(1, CMaterial::Modulate);
|
|
mat.enableTexAddrMode(true);
|
|
mat.setTexAddressingMode(0, CMaterial::FetchTexture);
|
|
mat.setTexAddressingMode(1, CMaterial::OffsetTexture);
|
|
}
|
|
else if (drv.supportEMBM())
|
|
{
|
|
const uint numTexStages = drv.getNbTextureStages();
|
|
// if embm unit is at last stage, it operates on texture at previous stage
|
|
// otherwise it operates on texture at next stage
|
|
for(uint k = 0; k < numTexStages; ++k)
|
|
{
|
|
if (drv.isEMBMSupportedAtStage(k))
|
|
{
|
|
if (k == (numTexStages - 1))
|
|
{
|
|
mat.setTexture(k, tex2);
|
|
mat.texEnvOpRGB(k, CMaterial::EMBM);
|
|
mat.texEnvOpAlpha(k, CMaterial::EMBM);
|
|
mat.setTexture(0, tex1);
|
|
mat.texEnvOpRGB(0, CMaterial::Modulate);
|
|
mat.texEnvArg0RGB(0, CMaterial::Texture, CMaterial::SrcColor);
|
|
mat.texEnvArg1RGB(0, CMaterial::Diffuse, CMaterial::SrcColor);
|
|
mat.texEnvArg0Alpha(0, CMaterial::Texture, CMaterial::SrcAlpha);
|
|
mat.texEnvArg1Alpha(0, CMaterial::Diffuse, CMaterial::SrcAlpha);
|
|
}
|
|
else
|
|
{
|
|
// stage before the bump map must not be empty so fill them
|
|
for(uint l = 0; l < k; ++l)
|
|
{
|
|
mat.setTexture(l, tex1);
|
|
mat.texEnvOpRGB(l, CMaterial::Modulate);
|
|
}
|
|
mat.setTexture(k, tex2);
|
|
mat.texEnvOpRGB(k, CMaterial::EMBM);
|
|
mat.setTexture(k + 1, tex1);
|
|
mat.texEnvOpRGB(k + 1, CMaterial::Modulate);
|
|
mat.texEnvArg0RGB(k + 1, CMaterial::Texture, CMaterial::SrcColor);
|
|
mat.texEnvArg1RGB(k + 1, CMaterial::Diffuse, CMaterial::SrcColor);
|
|
mat.texEnvArg0Alpha(k + 1, CMaterial::Texture, CMaterial::SrcAlpha);
|
|
mat.texEnvArg1Alpha(k + 1, CMaterial::Diffuse, CMaterial::SrcAlpha);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case Decal:
|
|
mat.setTexture(0, tex1);
|
|
mat.texEnvOpRGB(0, CMaterial::Replace);
|
|
mat.setTexture(1, NULL);
|
|
mat.enableTexAddrMode(false);
|
|
break;
|
|
default: break;
|
|
}
|
|
}
|
|
|
|
//=====static func to convert a texture to a bumpmap
|
|
static void ConvertToBumpMap(NLMISC::CSmartPtr<ITexture> &ptr)
|
|
{
|
|
NL_PS_FUNC(ConvertToBumpMap)
|
|
if (!dynamic_cast<CTextureBump *>( (ITexture *) ptr))
|
|
{
|
|
// convert to a bumpmap
|
|
CTextureBump *tb = new CTextureBump;
|
|
tb->setHeightMap((ITexture *) ptr);
|
|
tb->enableSharing(true);
|
|
ptr = tb;
|
|
}
|
|
}
|
|
|
|
//=====static func to convert a bumpmap to a texture (its heightmap)
|
|
static void ConvertFromBumpMap(NLMISC::CSmartPtr<ITexture> &ptr)
|
|
{
|
|
NL_PS_FUNC(ConvertFromBumpMap)
|
|
CTextureBump *bm = dynamic_cast<CTextureBump *>( (ITexture *) ptr);
|
|
if (bm)
|
|
{
|
|
// retrieve the heightmap from the bumpmap
|
|
NLMISC::CSmartPtr<ITexture> hm = bm->getHeightMap();
|
|
ptr = hm;
|
|
}
|
|
}
|
|
|
|
//=========================================
|
|
void CPSMultiTexturedParticle::setTexture2Alternate(ITexture *tex)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_setTexture2Alternate)
|
|
_AlternateTexture2 = tex;
|
|
if (_AlternateOp != EnvBumpMap)
|
|
{
|
|
ConvertFromBumpMap(_AlternateTexture2);
|
|
}
|
|
else
|
|
{
|
|
ConvertToBumpMap(_AlternateTexture2);
|
|
}
|
|
touch();
|
|
}
|
|
|
|
//==========================================
|
|
void CPSMultiTexturedParticle::setTexture2(ITexture *tex)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_setTexture2)
|
|
_Texture2 = tex;
|
|
if (_MainOp != EnvBumpMap)
|
|
{
|
|
ConvertFromBumpMap(_Texture2);
|
|
}
|
|
else
|
|
{
|
|
if (!dynamic_cast<NL3D::CTextureBump *>((ITexture *) _Texture2))
|
|
{
|
|
ConvertToBumpMap(_Texture2);
|
|
}
|
|
}
|
|
touch();
|
|
}
|
|
|
|
//==========================================
|
|
void CPSMultiTexturedParticle::setMainTexOp(TOperator op)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_setMainTexOp)
|
|
_MainOp = op;
|
|
if (_MainOp == EnvBumpMap)
|
|
{
|
|
ConvertToBumpMap(_Texture2);
|
|
}
|
|
else
|
|
{
|
|
ConvertFromBumpMap(_Texture2);
|
|
}
|
|
touch();
|
|
}
|
|
|
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//==========================================
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void CPSMultiTexturedParticle::setAlternateTexOp(TOperator op)
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|
{
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|
NL_PS_FUNC(CPSMultiTexturedParticle_setAlternateTexOp)
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_AlternateOp = op;
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if (_AlternateOp == EnvBumpMap)
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|
{
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|
ConvertToBumpMap(_AlternateTexture2);
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|
}
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|
else
|
|
{
|
|
ConvertFromBumpMap(_AlternateTexture2);
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|
}
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|
touch();
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}
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|
|
|
|
|
|
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//==========================================
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|
void CPSMultiTexturedParticle::setUseLocalDate(bool use)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_setUseLocalDate)
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|
if (use) _MultiTexState |= ScrollUseLocalDate;
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|
else _MultiTexState &= ~ ScrollUseLocalDate;
|
|
}
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|
|
|
|
|
//==========================================
|
|
void CPSMultiTexturedParticle::setUseLocalDateAlt(bool use)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_setUseLocalDateAlt)
|
|
if (use) _MultiTexState |= ScrollUseLocalDateAlternate;
|
|
else _MultiTexState &= ~ ScrollUseLocalDateAlternate;
|
|
}
|
|
|
|
//==========================================
|
|
void CPSTexturedParticle::enumTexs(std::vector<NLMISC::CSmartPtr<ITexture> > &dest)
|
|
{
|
|
NL_PS_FUNC(CPSTexturedParticle_enumTexs)
|
|
if (_Tex)
|
|
{
|
|
dest.push_back(_Tex);
|
|
}
|
|
if (getTextureGroup())
|
|
{
|
|
dest.push_back(getTextureGroup());
|
|
}
|
|
}
|
|
|
|
//==========================================
|
|
void CPSMultiTexturedParticle::enumTexs(std::vector<NLMISC::CSmartPtr<ITexture> > &dest, IDriver &drv)
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_enumTexs)
|
|
if (_MainOp == EnvBumpMap && !_ForceBasicCaps)
|
|
{
|
|
if (drv.supportTextureAddrMode(CMaterial::OffsetTexture) || drv.supportEMBM())
|
|
{
|
|
if (_Texture2) dest.push_back(_Texture2);
|
|
}
|
|
else
|
|
{
|
|
if (_AlternateTexture2) dest.push_back(_AlternateTexture2);
|
|
}
|
|
return;
|
|
}
|
|
if (_Texture2) dest.push_back(_Texture2);
|
|
}
|
|
|
|
// *****************************************************************************************************
|
|
bool CPSMultiTexturedParticle::isAlternateTextureUsed(IDriver &driver) const
|
|
{
|
|
NL_PS_FUNC(CPSMultiTexturedParticle_isAlternateTextureUsed)
|
|
if (!isTouched() && areBasicCapsForcedLocal() == areBasicCapsForced()) return (_MultiTexState & AlternateTextureUsed) != 0;
|
|
if (_MainOp != EnvBumpMap) return false;
|
|
return _ForceBasicCaps || (!driver.supportTextureAddrMode(CMaterial::OffsetTexture) && !driver.supportEMBM());
|
|
}
|
|
|
|
} // NL3D
|