void PCSSShadowMapHandler::createColorMapFBO(RenderAction *a, DrawEnv *pEnv) { _pStage->pushPartition(a, (RenderPartition::CopyWindow | RenderPartition::CopyViewing | RenderPartition::CopyProjection | RenderPartition::CopyFrustum | RenderPartition::CopyNearFar | RenderPartition::CopyViewportSize), RenderPartition::StateSorting); { RenderPartition *pPart = a->getActivePartition(); pPart->addPreRenderCallback (&ShadowTreeHandler::setupAmbientModel); pPart->addPostRenderCallback(&ShadowTreeHandler::endAmbientModel ); pPart->setRenderTarget(_pSceneFBO); pPart->setDrawBuffer (GL_COLOR_ATTACHMENT0_EXT); Node *parent = a->getActNode()->getParent(); if(parent != NULL) { a->pushMatrix(parent->getToWorld()); } pPart->setBackground(a->getBackground()); _pStage->recurseFromThis(a); if(parent != NULL) { a->popMatrix(); } if(_pStage->getBlitZBuffer() == true) { pPart->addPostRenderCallback(&ShadowTreeHandler::blitZBufferCB); } } _pStage->popPartition(a); }
void VarianceShadowMapHandler::createShadowMapsFBO(RenderAction *a, DrawEnv *pEnv) { UInt32 mSize = _pStage->getMapSize(); if(mSize > 2048) mSize = 2048; //------Setting up Window to fit size of ShadowMap---------------- // disable all lights more speed std::vector<bool> vLocalLightStates; const ShadowStageData::LightStore &vLights = _pStageData->getLights(); const ShadowStageData::LStateStore &vLightStates = _pStageData->getLightStates(); const ShadowStageData::CamStore &vLCams = _pStageData->getLightCameras(); const ShadowStageData::StatusStore &vExclActive = _pStageData->getExcludeNodeActive(); for(UInt32 i = 0;i < vLights.size();++i) { // store old states. vLocalLightStates.push_back(vLights[i].second->getOn()); vLights[i].second->setOn(false); } // activate exclude nodes: for(UInt32 i = 0;i < _pStage->getMFExcludeNodes()->size();++i) { Node *exnode = _pStage->getExcludeNodes(i); if(exnode != NULL) { if(vExclActive[i]) { exnode->setTravMask(0); } } } UInt32 uiActiveLightCount = 0; ShadowStageData::ShadowMapStore &vShadowMaps = _pStageData->getShadowMaps(); for(UInt32 i = 0;i < vLights.size();++i) { if(vLightStates[i] != 0) { if(_pStage->getGlobalShadowIntensity() != 0.0 || vLights[i].second->getShadowIntensity() != 0.0) { GLenum *buffers = NULL; buffers = new GLenum[1]; buffers[0] = GL_COLOR_ATTACHMENT0_EXT; Pnt3f lPos; bool isDirLight; Real32 sceneDiagLength; if(vLights[i].second->getType() == PointLight::getClassType()) { PointLight *tmpPoint; tmpPoint = dynamic_cast<PointLight *>(vLights[i].second.get()); lPos = tmpPoint->getPosition(); if(tmpPoint->getBeacon() != NULL) { Matrix m = tmpPoint->getBeacon()->getToWorld(); m.mult(lPos, lPos); } isDirLight = false; Pnt3f center; _pStageData->getLightRoot(i)->getVolume().getCenter(center); Vec3f dir = lPos - center; Real32 dirLength = dir.length(); Vec3f diff = (_pStageData->getLightRoot(i)->getVolume().getMax() - center); Real32 diffLength = diff.length(); sceneDiagLength = dirLength + diffLength; } else if(vLights[i].second->getType() == SpotLight::getClassType()) { SpotLight *tmpSpot; tmpSpot = dynamic_cast<SpotLight *>(vLights[i].second.get()); lPos = tmpSpot->getPosition(); if(tmpSpot->getBeacon() != NULL) { Matrix m = tmpSpot->getBeacon()->getToWorld(); m.mult(lPos, lPos); } isDirLight = false; Pnt3f center; _pStageData->getLightRoot(i)->getVolume().getCenter(center); Vec3f dir = lPos - center; Real32 dirLength = dir.length(); Vec3f diff = (_pStageData->getLightRoot(i)->getVolume().getMax() - center); Real32 diffLength = diff.length(); sceneDiagLength = dirLength + diffLength; } else { isDirLight = true; sceneDiagLength = 1.0; } if(_vDepthCmat.size() == uiActiveLightCount) { _vDepthCmat.push_back(ChunkMaterial::createLocal()); } OSG_ASSERT(uiActiveLightCount < _vDepthCmat.size()); if(_vDepthSHLVar.size() == uiActiveLightCount) { _vDepthSHLVar.push_back( SimpleSHLVariableChunk::createLocal()); #ifndef OSG_NEW_SHADER _vDepthSHLVar[uiActiveLightCount]->setSHLChunk(_depthSHL); #endif } OSG_ASSERT(uiActiveLightCount < _vDepthSHLVar.size()); _vDepthSHLVar[uiActiveLightCount]->addUniformVariable( "sceneDiagLength", Real32(sceneDiagLength)); _vDepthSHLVar[uiActiveLightCount]->addUniformVariable( "isDirLight", bool(isDirLight)); _vDepthCmat[uiActiveLightCount]->clearChunks(); _vDepthCmat[uiActiveLightCount]->addChunk(_depthSHL); _vDepthCmat[uiActiveLightCount]->addChunk( _vDepthSHLVar[uiActiveLightCount]); commitChanges(); _pStage->pushPartition(a); { RenderPartition *pPart = a->getActivePartition(); pPart->addPreRenderCallback( &ShadowTreeHandler::setupAmbientModel); pPart->addPostRenderCallback( &ShadowTreeHandler::endAmbientModel); pPart->setRenderTarget(vShadowMaps[i].pFBO); pPart->setDrawBuffer (*buffers ); pPart->setWindow (a->getWindow()); pPart->calcViewportDimension(0.f, 0.f, mSize - 1, mSize - 1, mSize, mSize); RenderFunctor f = boost::bind(&VarianceShadowMapHandler::genMipMapCB, this, _1, i); pPart->addPreRenderCallback(f); Matrix m, t; // set the projection vLCams[i]->getProjection( m, pPart->getViewportWidth (), pPart->getViewportHeight()); vLCams[i]->getProjectionTranslation( t, pPart->getViewportWidth (), pPart->getViewportHeight()); pPart->setupProjection(m, t); vLCams[i]->getViewing( m, pPart->getViewportWidth (), pPart->getViewportHeight()); pPart->setupViewing(m); pPart->setNear (vLCams[i]->getNear()); pPart->setFar (vLCams[i]->getFar ()); pPart->calcFrustum(); pPart->setBackground(_pClearSMapBack); Node *light = vLights[i].first; Node *parent = light->getParent(); if(parent != NULL) { a->pushMatrix(parent->getToWorld()); } a->overrideMaterial(_vDepthCmat[uiActiveLightCount], a->getActNode()); _pStage->recurse(a, light); a->overrideMaterial( NULL, a->getActNode()); if(parent != NULL) { a->popMatrix(); } } _pStage->popPartition(a); ++uiActiveLightCount; } } } //-------Restoring old states of Window and Viewport---------- // enable all lights. for(UInt32 i = 0;i < vLights.size();++i) { // restore old states. vLights[i].second->setOn(vLocalLightStates[i]); } // activate exclude nodes: for(UInt32 i = 0;i < _pStage->getMFExcludeNodes()->size();++i) { Node *exnode = _pStage->getExcludeNodes(i); if(exnode != NULL) { if(vExclActive[i]) { exnode->setTravMask(TypeTraits<UInt32>::BitsSet); } } } }
void VarianceShadowMapHandler::createShadowFactorMapFBO( RenderAction *a, DrawEnv *pEnv, UInt32 num, UInt32 uiActiveLightCount) { glClearColor(0.0, 0.0, 0.0, 1.0); //Finde alle aktiven Lichtquellen Real32 activeLights = 0; const ShadowStageData::LightStore &vLights = _pStageData->getLights(); const ShadowStageData::LStateStore &vLightStates = _pStageData->getLightStates(); const ShadowStageData::CamStore &vLCams = _pStageData->getLightCameras(); if(_pStage->getGlobalShadowIntensity() != 0.0) { for(UInt32 i = 0;i < vLights.size();i++) { if(vLightStates[i] != 0) activeLights++; } } else { for(UInt32 i = 0;i < vLights.size();i++) { if(vLightStates[i] != 0 && vLights [i].second->getShadowIntensity() != 0.0) { activeLights++; } } } Real32 shadowIntensity; if(_pStage->getGlobalShadowIntensity() != 0.0) { shadowIntensity = (_pStage->getGlobalShadowIntensity() / activeLights); } else { shadowIntensity = (vLights[num].second->getShadowIntensity() / activeLights); } if(vLights[num].second->getShadowIntensity() != 0.0 || _pStage->getGlobalShadowIntensity() != 0.0) { Matrix LVM, LPM, CVM; vLCams[num]->getViewing(LVM, pEnv->getPixelWidth(), pEnv->getPixelHeight()); vLCams[num]->getProjection(LPM, pEnv->getPixelWidth(), pEnv->getPixelHeight()); CVM = pEnv->getCameraViewing(); Matrix iCVM = CVM; iCVM.invert(); Real32 texFactor; if(vLights[num].second->getType() == SpotLight ::getClassType() || vLights[num].second->getType() == PointLight::getClassType()) { texFactor = Real32(_width) / Real32(_height); } else { texFactor = 1.0; } Matrix shadowMatrix = LPM; shadowMatrix.mult(LVM); shadowMatrix.mult(iCVM); Matrix shadowMatrix2 = LVM; shadowMatrix2.mult(iCVM); Real32 xFactor = 1.0; Real32 yFactor = 1.0; Pnt3f lPos; bool isDirLight; Real32 sceneDiagLength; if(vLights[num].second->getType() == PointLight::getClassType()) { PointLight *tmpPoint; tmpPoint = dynamic_cast<PointLight *>( vLights[num].second.get()); lPos = tmpPoint->getPosition(); if(tmpPoint->getBeacon() != NULL) { Matrix m = tmpPoint->getBeacon()->getToWorld(); m.mult(lPos, lPos); } isDirLight = false; Pnt3f center; _pStageData->getLightRoot(num)->getVolume().getCenter(center); Vec3f dir = lPos - center; Real32 dirLength = dir.length(); Vec3f diff = (_pStageData->getLightRoot(num)->getVolume ().getMax() - center); Real32 diffLength = diff.length(); sceneDiagLength = dirLength + diffLength; } else if(vLights[num].second->getType() == SpotLight::getClassType()) { SpotLight *tmpSpot; tmpSpot = dynamic_cast<SpotLight *>( vLights[num].second.get()); lPos = tmpSpot->getPosition(); if(tmpSpot->getBeacon() != NULL) { Matrix m = tmpSpot->getBeacon()->getToWorld(); m.mult(lPos, lPos); } isDirLight = false; Pnt3f center; _pStageData->getLightRoot(num)->getVolume().getCenter(center); Vec3f dir = lPos - center; Real32 dirLength = dir.length(); Vec3f diff = (_pStageData->getLightRoot(num)->getVolume ().getMax() - center); Real32 diffLength = diff.length(); sceneDiagLength = dirLength + diffLength; } else { isDirLight = true; sceneDiagLength = 1.0; } Real32 lod; if(_pStage->getShadowSmoothness() <= 0.1999) lod = 0.5; else if(_pStage->getShadowSmoothness() <= 0.3999) lod = 1.5; else if(_pStage->getShadowSmoothness() <= 0.5999) lod = 2.5; else if(_pStage->getShadowSmoothness() <= 0.7999) lod = 3.5; else lod = 4.5; if(_vShadowCmat.size() == uiActiveLightCount) { _vShadowCmat.push_back(ChunkMaterial::createLocal()); } OSG_ASSERT( uiActiveLightCount < _vShadowCmat.size()); if(_vShadowSHLVar.size() == uiActiveLightCount) { _vShadowSHLVar.push_back(SimpleSHLVariableChunk::createLocal()); #ifndef OSG_NEW_SHADER _vShadowSHLVar[uiActiveLightCount]->setSHLChunk(_shadowSHL); #endif } OSG_ASSERT(uiActiveLightCount < _vShadowSHLVar.size()); _shadowSHL->addUniformVariable("shadowMap", 0); _shadowSHL->addUniformVariable("oldFactorMap", 1); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "firstRun", (uiActiveLightCount == 0) ? Int32(1) : Int32(0)); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "intensity", shadowIntensity); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "texFactor", texFactor); //_shadowSHL->addUniformVariable("shadowBias", 0.0075f); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "lightPM", shadowMatrix); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "lightPM2", shadowMatrix2); //_shadowSHL->addUniformVariable("shadowRange", Real32(shadowRange)); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "xFactor", Real32(xFactor)); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "yFactor", Real32(yFactor)); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "sceneDiagLength", Real32(sceneDiagLength)); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "Lod", Real32(lod)); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "isDirLight", bool(isDirLight)); ShadowStageData::ShadowMapStore &vShadowMaps = _pStageData->getShadowMaps(); _vShadowCmat[uiActiveLightCount]->clearChunks(); _vShadowCmat[uiActiveLightCount]->addChunk( _shadowSHL); _vShadowCmat[uiActiveLightCount]->addChunk( _vShadowSHLVar[uiActiveLightCount]); _vShadowCmat[uiActiveLightCount]->addChunk( vShadowMaps[num].pTexO); _vShadowCmat[uiActiveLightCount]->addChunk( vShadowMaps[num].pTexE); _vShadowCmat[uiActiveLightCount]->addChunk( _shadowFactorMapO); _pStage->pushPartition(a, (RenderPartition::CopyWindow | RenderPartition::CopyViewing | RenderPartition::CopyProjection | RenderPartition::CopyFrustum | RenderPartition::CopyNearFar | RenderPartition::CopyViewportSize), RenderPartition::StateSorting); { RenderPartition *pPart = a->getActivePartition(); pPart->addPreRenderCallback (&ShadowTreeHandler::setupAmbientModel); pPart->addPostRenderCallback(&ShadowTreeHandler::endAmbientModel ); pPart->setRenderTarget(_pSceneFBO); pPart->setDrawBuffer (GL_COLOR_ATTACHMENT1_EXT); Node *light = vLights[num].first; Node *parent = light->getParent(); if(parent != NULL) { a->pushMatrix(parent->getToWorld()); } if(uiActiveLightCount == 0) { pPart->setBackground(_pClearBackground); } commitChanges(); a->overrideMaterial(_vShadowCmat[uiActiveLightCount], a->getActNode()); _pStage->recurse(a, light); a->overrideMaterial( NULL, a->getActNode()); if(parent != NULL) { a->popMatrix(); } } _pStage->popPartition(a); _firstRun = 0; } }
void PCSSShadowMapHandler::createShadowFactorMapFBO( RenderAction *a, DrawEnv *pEnv, UInt32 num, UInt32 uiActiveLightCount) { //Finde alle aktiven Lichtquellen Real32 activeLights = 0; const ShadowStageData::LightStore &vLights = _pStageData->getLights(); const ShadowStageData::LStateStore &vLightStates = _pStageData->getLightStates(); const ShadowStageData::CamStore &vLCams = _pStageData->getLightCameras(); if(_pStage->getGlobalShadowIntensity() != 0.0) { for(UInt32 i = 0;i < vLights.size();i++) { if(vLightStates[i] != 0) activeLights++; } } else { for(UInt32 i = 0;i < vLights.size();i++) { if(vLightStates[i] != 0 && vLights[i].second->getShadowIntensity() != 0.0) { activeLights++; } } } Real32 shadowIntensity; if(_pStage->getGlobalShadowIntensity() != 0.0) { shadowIntensity = (_pStage->getGlobalShadowIntensity() / activeLights); } else { shadowIntensity = (vLights[num].second->getShadowIntensity() / activeLights); } if(vLights[num].second->getShadowIntensity() != 0.0 || _pStage->getGlobalShadowIntensity() != 0.0) { Matrix LVM, LPM, CVM; vLCams[num]->getViewing( LVM, pEnv->getPixelWidth(), pEnv->getPixelHeight()); vLCams[num]->getProjection( LPM, pEnv->getPixelWidth(), pEnv->getPixelHeight()); CVM = pEnv->getCameraViewing(); Matrix iCVM = CVM; iCVM.invert(); Real32 texFactor; if(vLights[num].second->getType() == SpotLight::getClassType () || vLights[num].second->getType() == PointLight::getClassType() ) { texFactor = Real32(_width) / Real32(_height); } else { texFactor = 1.0; } Matrix shadowMatrix = LPM; shadowMatrix.mult(LVM); shadowMatrix.mult(iCVM); Real32 xFactor = 1.0; Real32 yFactor = 1.0; Real32 lightSize; if(vLights[num].second->getType() != DirectionalLight::getClassType()) { lightSize = _pStage->getShadowSmoothness() * 10.0; } else { lightSize = _pStage->getShadowSmoothness() / 25.0; } if(_vShadowCmat.size() == uiActiveLightCount) { _vShadowCmat.push_back(ChunkMaterial::createLocal()); } OSG_ASSERT( uiActiveLightCount < _vShadowCmat.size()); if(_vShadowSHLVar.size() == uiActiveLightCount) { _vShadowSHLVar.push_back(SimpleSHLVariableChunk::createLocal()); } _shadowSHL->addUniformVariable("shadowMap", 0); _shadowSHL->addUniformVariable("oldFactorMap", 1); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "firstRun", (uiActiveLightCount == 0) ? Int32(1) : Int32(0)); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "intensity", shadowIntensity); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "texFactor", texFactor); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "lightPM", shadowMatrix); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "mapSize", Real32(_pStage->getMapSize())); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "lightSize", Real32(lightSize)); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "xFactor", Real32(xFactor)); _vShadowSHLVar[uiActiveLightCount]->addUniformVariable( "yFactor", Real32(yFactor)); ShadowStageData::ShadowMapStore &vShadowMaps = _pStageData->getShadowMaps(); _vShadowCmat[uiActiveLightCount]->clearChunks(); _vShadowCmat[uiActiveLightCount]->addChunk( _shadowSHL); _vShadowCmat[uiActiveLightCount]->addChunk( _vShadowSHLVar[uiActiveLightCount]); _vShadowCmat[uiActiveLightCount]->addChunk( vShadowMaps[num].pTexO); _vShadowCmat[uiActiveLightCount]->addChunk( vShadowMaps[num].pTexE); _vShadowCmat[uiActiveLightCount]->addChunk( _shadowFactorMapO); _pStage->pushPartition(a, (RenderPartition::CopyWindow | RenderPartition::CopyViewing | RenderPartition::CopyProjection | RenderPartition::CopyFrustum | RenderPartition::CopyNearFar | RenderPartition::CopyViewportSize), RenderPartition::StateSorting); { RenderPartition *pPart = a->getActivePartition(); pPart->addPreRenderCallback (&ShadowTreeHandler::setupAmbientModel); pPart->addPostRenderCallback(&ShadowTreeHandler::endAmbientModel ); pPart->setRenderTarget(_pShadowFactorFBO); pPart->setDrawBuffer (GL_COLOR_ATTACHMENT1_EXT); Node *light = vLights[num].first; Node *parent = light->getParent(); if(parent != NULL) { a->pushMatrix(parent->getToWorld()); } if(uiActiveLightCount == 0) { pPart->setBackground(_pClearBackground); } commitChanges(); a->overrideMaterial(_vShadowCmat[uiActiveLightCount], a->getActNode()); _pStage->recurse(a, light); a->overrideMaterial( NULL, a->getActNode()); if(parent != NULL) { a->popMatrix(); } } _pStage->popPartition(a); _firstRun = 0; } }
ActionBase::ResultE CubeMapGenerator::renderEnter(Action *action) { static Matrix transforms[] = { Matrix( 1, 0, 0, 0, 0, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1), Matrix(-1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1), Matrix( 1, 0, 0, 0, 0, 0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 1), Matrix( 1, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1), Matrix( 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, 0, 0, 0, 0, 1), Matrix( 0, 0, 1, 0, 0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1) }; RenderAction *a = dynamic_cast<RenderAction *>(action); Action::ResultE returnValue = Action::Continue; Background *pBack = a->getBackground(); Viewport *pPort = a->getViewport(); Node *pActNode = a->getActNode(); CubeMapGeneratorStageData *pData = a->getData<CubeMapGeneratorStageData *>(_iDataSlotId); if(pData == NULL) { pData = this->initData(a); } TraversalValidator::ValidationStatus eStatus = this->validateOnEnter(a); if(eStatus == TraversalValidator::Run) { this->beginPartitionGroup(a); { FrameBufferObject *pTarget = this->getRenderTarget(); if(pTarget == NULL) { pTarget = pData->getRenderTarget(); } Pnt3f oOrigin; if(this->getOriginMode() == CubeMapGenerator::UseStoredValue) { oOrigin = this->getOrigin(); } else if(this->getOriginMode() == CubeMapGenerator::UseBeacon) { fprintf(stderr, "CubemapGen::UseBeacon NYI\n"); } else if(this->getOriginMode() == CubeMapGenerator::UseCurrentVolumeCenter) { BoxVolume oWorldVol; commitChanges(); pActNode->updateVolume(); pActNode->getWorldVolume(oWorldVol); oWorldVol.getCenter(oOrigin); } else if(this->getOriginMode() == CubeMapGenerator::UseParentsVolumeCenter) { fprintf(stderr, "CubemapGen::UseParentsCenter NYI\n"); } Camera *pCam = pData->getCamera(); pActNode->setTravMask(0); for(UInt32 i = 0; i < 6; ++i) { this->pushPartition(a); { RenderPartition *pPart = a->getActivePartition(); pPart->setVolumeDrawing(false); pPart->setRenderTarget(pTarget ); pPart->setWindow (a->getWindow()); pPart->calcViewportDimension(0, 0, 1, 1, this->getWidth (), this->getHeight()); Matrix m, t; // set the projection pCam->getProjection (m, pPart->getViewportWidth (), pPart->getViewportHeight()); pCam->getProjectionTranslation(t, pPart->getViewportWidth (), pPart->getViewportHeight()); pPart->setupProjection(m, t); m = transforms[i]; m[3][0] = oOrigin[0]; m[3][1] = oOrigin[1]; m[3][2] = oOrigin[2]; m.invert(); pPart->setupViewing(m); pPart->setNear (pCam->getNear()); pPart->setFar (pCam->getFar ()); pPart->calcFrustum(); if(this->getBackground() == NULL) { pPart->setBackground(pBack); } else { pPart->setBackground(this->getBackground()); } if(this->getRoot() != NULL) { this->recurse(a, this->getRoot()); } else { this->recurse(a, pPort->getRoot()); } pPart->setDrawBuffer(GL_COLOR_ATTACHMENT0_EXT + i); #ifdef OSG_DEBUGX std::string szMessage("CubeX\n"); pPart->setDebugString(szMessage ); #endif } this->popPartition(a); } pActNode->setTravMask(~0); } this->endPartitionGroup(a); } OSG_ASSERT(pActNode == a->getActNode()); returnValue = Inherited::renderEnter(action); action->useNodeList(false); return returnValue; }