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source: osgVisual/trunk/src/sky_Silverlining/visual_skySilverLining.cpp @ 244

Last change on this file since 244 was 221, checked in by Torben Dannhauer, 14 years ago
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[221]	1	/* --c++-- osgVisual - Copyright (C) 2009-2011 Torben Dannhauer
[31]	2	*
	3	* This library is based on OpenSceneGraph, open source and may be redistributed and/or modified under
	4	* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
	5	* (at your option) any later version. The full license is in LICENSE file
	6	* included with this distribution, and on the openscenegraph.org website.
	7	*
	8	* osgVisual requires for some proprietary modules a license from the correspondig manufacturer.
	9	* You have to aquire licenses for all used proprietary modules.
	10	*
	11	* This library is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* OpenSceneGraph Public License for more details.
	15	*/
	16
	17	#include <visual_skySilverLining.h>
	18
	19	using namespace osgVisual;
	20
[182]	21	visual_skySilverLining::visual_skySilverLining(osgViewer::Viewer* viewer_, std::string configFileName, bool& disabled)
[31]	22	{
[183]	23	OSG_NOTIFY( osg::ALWAYS ) << "Initialize visual_skySilverlining..." << std::endl;
[87]	24
[31]	25	atmosphereInitialized = false;
	26	postInitialized = false;
	27	atmosphere = NULL;
	28	viewer = viewer_;
[113]	29	lat = 0;
	30	lon = 0;
[139]	31
[31]	32	for( int i=0; i<MAX_CLOUDLAYER_SLOTS; i++ )
	33	{
	34	cloudLayerSlots.push_back( cloudLayerSlot() );
	35	cloudLayerSlots.back().slot_id = i;
	36	}
[182]	37
	38	// Check if the module is en- or diabled by XML configuration.
	39	xmlDoc* tmpDoc;
	40	xmlNode* config = util::getModuleXMLConfig( configFileName, "sky_silverlining", tmpDoc, disabled );
	41	if( disabled)
	42	OSG_NOTIFY( osg::ALWAYS ) << "..disabled by XML configuration file." << std::endl;
[183]	43
[182]	44	if(config)
	45	xmlFreeDoc(tmpDoc); xmlCleanupParser();
	46
[31]	47	}
	48
	49	visual_skySilverLining::~visual_skySilverLining(void)
	50	{
	51	this->removeUpdateCallback( updateCallback );
	52	if ( atmosphere != NULL )
	53	delete atmosphere;
	54	}
	55
	56	void visual_skySilverLining::skyUpdateCallback::operator()(osg::Node* node, osg::NodeVisitor* nv)
	57	{
[73]	58	//std::cout << "Sky silverlining update callback" << std::endl;
[31]	59	// Check if atmosphere is initialized.
	60	if (!sky->isInitialized())
	61	return;
	62
	63	// on first time: perform Post-Init.
	64	sky->postInit();
	65
	66	// Update sky
[73]	67	double lat, lon, height;
[31]	68	util::getWGS84ofCamera( sceneCamera, csn, lat, lon, height );
	69	//std::cout << "lat: " << osg::RadiansToDegrees(lat) << ", lon: " << osg::RadiansToDegrees(lon) << ", height: " << height << std::endl;
	70	sky->setLocation( lat, lon, height );
	71	}
	72
	73	void visual_skySilverLining::setDateTime( int year_, int month_, int day_, int hour_, int minute_, int second_, bool daylightSaving_, double timezoneOffset_ )
	74	{
	75	// Check if atmosphere is initialized.
	76	if (!isInitialized())
	77	return;
	78
	79	SilverLining::LocalTime t = atmosphere->GetConditions()->GetTime();
	80	t.SetYear( year_ );
	81	t.SetMonth( month_ );
	82	t.SetDay( day_ );
	83	t.SetHour( hour_ );
	84	t.SetMinutes( minute_ );
	85	t.SetSeconds( second_ );
	86	t.SetObservingDaylightSavingsTime( daylightSaving_ );
	87	t.SetTimeZone( timezoneOffset_ );
	88	}
	89
	90	void visual_skySilverLining::setTime( int hour_, int minute_, int second_ )
	91	{
	92	// Check if atmosphere is initialized.
	93	if (!isInitialized())
	94	return;
	95
	96	SilverLining::LocalTime t = atmosphere->GetConditions()->GetTime();
	97	t.SetHour( hour_ );
	98	t.SetMinutes( minute_ );
	99	t.SetSeconds( second_ );
	100	atmosphere->GetConditions()->SetTime( t );
	101	}
	102
	103	void visual_skySilverLining::setDate( int year_, int month_, int day_ )
	104	{
	105	// Check if atmosphere is initialized.
	106	if (!isInitialized())
	107	return;
	108
	109	SilverLining::LocalTime t = atmosphere->GetConditions()->GetTime();
	110	t.SetYear( year_ );
	111	t.SetMonth( month_ );
	112	t.SetDay( day_ );
	113	}
	114
	115	void visual_skySilverLining::setDateByEpoch( int secondsSince1970_ )
	116	{
	117	// Check if atmosphere is initialized.
	118	if (!isInitialized())
	119	return;
	120
	121	SilverLining::LocalTime t = atmosphere->GetConditions()->GetTime();
	122	t.SetFromEpochSeconds( secondsSince1970_ );
	123	}
	124
	125	void visual_skySilverLining::setLocation(double lat_, double lon_, double alt_)
	126	{
	127	// Check if atmosphere is initialized.
	128	if (!isInitialized())
	129	return;
	130
	131	lat = lat_;
	132	lon = lon_;
	133	height = alt_;
	134
	135	SilverLining::Location loc = atmosphere->GetConditions()->GetLocation();
	136	loc.SetAltitude(alt_);
	137	loc.SetLatitude(lat_);
	138	loc.SetLongitude(lon_);
	139	atmosphere->GetConditions()->SetLocation( loc );
	140
	141	updateUpVector();
	142	}
	143
	144
	145	bool visual_skySilverLining::isInitialized()
	146	{
	147	// Check if atmosphere is initialized. If not: make a deep lookup. If initialized, perform. Otherwise return
	148	if (!atmosphereInitialized)
	149	{
	150	skySilverLining_atmosphereReference ar = dynamic_cast<skySilverLining_atmosphereReference >(viewer->getCamera()->getUserData());
	151	if (ar != NULL )
	152	{
	153	if (ar->atmosphereInitialized)
	154	atmosphereInitialized = true;
	155	}
	156	}
	157	return(atmosphereInitialized);
	158	}
	159
	160	void visual_skySilverLining::init(osg::Group distortedRoot, osg::CoordinateSystemNode sceneGraphRoot)
	161	{
	162	sceneRoot = sceneGraphRoot;
	163
	164	// Use projection matrix callback oder fixed Cullsettings?
	165	bool useProjMatrixCallback = true;
	166
	167	// add Sky to SceneGraphRoot
	168	sceneGraphRoot->addChild( this );
	169
	170	// Deactivate culling for the sky node (required by the silverlining sky framework)
	171	this->setCullingActive(false);
	172
	173	// Instantiate an Atmosphere and associate it with this camera. If you have multiple cameras
	174	// in multiple contexts, be sure to instantiate seperate Atmosphere objects for each.
	175	// *IMPORTANT!** Check that the path to the resources folder for SilverLining in SkyDrawable.cpp
	176	// SkyDrawable::initializeSilverLining matches with where you installed SilverLining.
	177	atmosphere = new SilverLining::Atmosphere(SILVERLINING_LICENSEE, SILVERLINING_LICENSE);
	178
	179	// Add the sky (calls Atmosphere::BeginFrame and handles initialization once you're in
	180	// the rendering thread)
[53]	181	skyDrawable = new skySilverLining_skyDrawable(viewer, sceneRoot);
[31]	182
[70]	183	if(distortedRoot) // if distortion used:
	184	{
	185	int rootKids = distortedRoot->getNumChildren();
	186	for (int i = 0; i < rootKids; i++)
	187	{
	188	osg::Node *n = distortedRoot->getChild(i);
	189	osg::Camera cam = dynamic_cast<osg::Camera>(n);
	190	if (cam && cam->getRenderOrder() == osg::Camera::PRE_RENDER)
	191	sceneCamera = cam;
	192	}
	193	}
	194	else // if no distortion used:
	195	sceneCamera = viewer->getCamera();
	196
[31]	197	osg::Camera *mainCamera = viewer->getCamera();
	198	if (!useProjMatrixCallback)
	199	{
	200	mainCamera->setClearMask(0);
	201	mainCamera->setComputeNearFarMode(osg::CullSettings::DO_NOT_COMPUTE_NEAR_FAR);
	202	double fovy, aspect, zNear, zFar;
	203	mainCamera->getProjectionMatrixAsPerspective(fovy, aspect, zNear, zFar);
	204	mainCamera->setProjectionMatrixAsPerspective(fovy, aspect, 2, 125000);
	205	}
	206	else
	207	{
	208	cb = new skySilverLining_projectionMatrixCallback( atmosphere, viewer->getCamera(), sceneRoot);
[70]	209	sceneCamera->setClampProjectionMatrixCallback(cb);
[31]	210	cb->setSkyDrawable(skyDrawable);
	211	}
	212
[70]	213	// append atmosphere pointer to the cameras.
	214	sceneCamera->setClearMask(0);
	215	osg::ref_ptr<skySilverLining_atmosphereReference> ar = new skySilverLining_atmosphereReference;
[31]	216	ar->atmosphere = atmosphere;
[70]	217	sceneCamera->setUserData(ar);
	218	mainCamera->setUserData(ar);
[31]	219
	220	// Create and install updateCallback (for position etc.)
	221	updateCallback = new skyUpdateCallback( sceneGraphRoot, sceneCamera, this );
	222	this->setUpdateCallback( updateCallback );
	223
	224	// Use a RenderBin to enforce that the sky gets drawn first, then the scene, then the clouds
	225	skyDrawable->getOrCreateStateSet()->setRenderBinDetails(-1, "RenderBin");
	226
	227	// Add the models
	228	sceneGraphRoot->getOrCreateStateSet()->setRenderBinDetails(1, "RenderBin");
	229
	230	// Add the clouds (note, you need this even if you don't want clouds - it calls
	231	// Atmosphere::EndFrame() )
	232	cloudsDrawable = new skySilverLining_cloudsDrawable(viewer);
	233	cloudsDrawable->getOrCreateStateSet()->setRenderBinDetails(99, "RenderBin");
	234
	235	// Add drawable to this geode to get rendered
	236	this->addDrawable(skyDrawable);
	237	this->addDrawable(cloudsDrawable);
[116]	238
	239	//SilverLining::Atmosphere::EnableHDR( true );
[31]	240	}
	241
	242	void visual_skySilverLining::postInit()
	243	{
	244	// Only allow one execution
[122]	245	//if(postInitialized)
	246	// return;
	247	//else postInitialized = true;
[31]	248
	249	// Execute Updatecallback once before adding Clouds.
[122]	250	//updateCallback->operator ()(this, NULL);
[31]	251
[54]	252	//atmosphere->GetConditions()->SetFog( 0.8, 1, 1, 1); // use this for simulation real fog.
[31]	253
	254	//Todo: secure memory-manager of timer*. oder remove paragraph
	255	//MyMillisecondTimer *timer = new MyMillisecondTimer();
	256	// atmosphere->GetConditions()->SetMillisecondTimer(timer);
	257	//atmosphere->GetConditions()->EnableTimePassage(true, -1);
	258	}
	259
	260	void visual_skySilverLining::updateUpVector()
	261	{
[136]	262	double x,y,z;
	263	util::getXYZofCamera(sceneCamera, x, y, z);
	264
	265	osg::Vec3d up(x, y, z);
	266
	267	up.normalize();
	268	osg::Vec3d north(0, 0, 1); // Z is north
	269	osg::Vec3d east = north ^ up; // Cross product
	270	east.normalize();
	271
	272	atmosphere->SetUpVector(up.x(), up.y(), up.z());
	273	atmosphere->SetRightVector(east.x(), east.y(), east.z());
	274
	275	osg::Matrixd proj = sceneCamera->getProjectionMatrix();
[138]	276	double dProj[16];
[136]	277
	278	int i = 0;
	279	for (int row = 0; row < 4; row++)
	280	{
	281	for (int col = 0; col < 4; col++)
	282	{
	283	dProj[i] = proj(row, col);
	284	i++;
	285	}
	286	}
[143]	287	//atmosphere->SetProjectionMatrix(dProj);
[31]	288	}
	289
	290	void visual_skySilverLining::shutdown()
	291	{
	292	if (isInitialized())
	293	{
	294	// Remove this Node from scenegraph
	295	sceneRoot->removeChild( this );
	296
	297	// Remove updatecallback
	298	this->removeUpdateCallback( updateCallback );
	299	updateCallback = NULL;
	300
	301	// delete drawables
[53]	302	skyDrawable->shutdown();
[31]	303	this->removeDrawable(skyDrawable);
	304	this->removeDrawable(cloudsDrawable);
	305	}
	306	}
	307
	308	void visual_skySilverLining::setVisibility(double visibility_)
	309	{
	310	if (isInitialized())
	311	{
	312	atmosphere->GetConditions()->SetVisibility( visibility_ );
	313	}
[53]	314
[31]	315	}
	316
	317	double visual_skySilverLining::getVisibility()
	318	{
	319	if (isInitialized())
	320	{
	321	return atmosphere->GetConditions()->GetVisibility();
	322	}
	323	else
	324	return -1;
	325	}
	326
	327	void visual_skySilverLining::setTurbidity(double turbidity_)
	328	{
	329	if (isInitialized())
	330	{
	331	atmosphere->GetConditions()->SetTurbidity( turbidity_ );
	332	}
	333	}
	334
	335	double visual_skySilverLining::getTurbidity()
	336	{
	337	if (isInitialized())
	338	{
	339	return atmosphere->GetConditions()->GetTurbidity();
	340	}
	341	else
	342	return -1;
	343	}
	344
	345	void visual_skySilverLining::clearAllWindVolumes()
	346	{
	347	if (isInitialized())
	348	{
	349	atmosphere->GetConditions()->ClearWindVolumes();
	350	}
	351	}
	352
	353	bool visual_skySilverLining::insideWind(double height_, double& bottom_, double& top_, double& speed_, double& direction_)
	354	{
	355	if (isInitialized())
	356	{
	357	// Calculation earth radius on the wind positionl approximated through the now used position.
	358	double radius;
	359	if ( util::calculateEarthRadiusAtWGS84Coordinate(lat, lon, sceneRoot, radius) )
	360	{
	361	// go through all wind volumes an check them for inside()
[130]	362	//std::map<int, SilverLining::WindVolume> windvolumes = atmosphere->GetConditions()->GetWindVolumes();
	363	SL_MAP(int, SilverLining::WindVolume) windvolumes = atmosphere->GetConditions()->GetWindVolumes();
[31]	364	for(unsigned int i=0; i<windvolumes.size(); i++)
	365	{
	366	if( windvolumes[i].Inside(radius + height_) )
	367	{
	368	// save wind data
	369	bottom_ = windvolumes[i].GetMinAltitude();
	370	top_ = windvolumes[i].GetMaxAltitude() - radius;
	371	speed_ = windvolumes[i].GetWindSpeed() - radius;
	372	direction_ = windvolumes[i].GetDirection();
	373	// return that wind was found
	374	return true;
	375	}
	376	} // For END
	377	} // If valid radius END
	378	} // If initialized() END
	379	bottom_ = -1;
	380	top_ = -1;
	381	speed_ = -1;
	382	direction_ = -1;
	383	return false;
	384	}
	385
	386	void visual_skySilverLining::addWindVolume(double bottom_, double top_, double speed_, int direction_)
	387	{
	388	if (isInitialized())
	389	{
	390	// Calculation earth radius on current lat lon position
	391	double radius;
	392	if ( util::calculateEarthRadiusAtWGS84Coordinate(lat, lon, sceneRoot, radius) )
	393	{
	394	// correct wind value:
	395	if ( direction_ < 180 )
	396	direction_ += 180;
	397	else direction_ -= 180;
	398
	399	// Setting up Wind
	400	SilverLining::WindVolume wv;
	401	wv.SetDirection( direction_ );
	402	wv.SetMinAltitude( radius + bottom_ );
	403	wv.SetMaxAltitude( radius + top_ );
	404	wv.SetWindSpeed( speed_ );
	405	atmosphere->GetConditions()->SetWind(wv);
	406	}
	407	}
	408	}
	409
	410	void visual_skySilverLining::setLightPollution(double lightPollution_)
	411	{
	412	if (isInitialized())
	413	{
	414	return atmosphere->GetConditions()->SetLightPollution( lightPollution_ );
	415	}
	416	}
	417
	418	double visual_skySilverLining::getLightPollution()
	419	{
	420	if (isInitialized())
	421	{
	422	return atmosphere->GetConditions()->GetLightPollution();
	423	}
	424	else
	425	return -1;
	426
	427	}
	428
	429	void visual_skySilverLining::addCloudLayer(int slot_, double baseLength_, double baseWidth_, double thickness_, double baseHeight_, double density_, CloudTypes cloudtype_ )
	430	{
	431	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	432	{
[134]	433	// create cloudlayer order and pass to skyDrawable to instantiate.
	434	cloudlayerOrder newCL;
	435	newCL.slot = slot_;
	436	newCL.lat = lat;
	437	newCL.lon = lon;
	438	newCL.baseLength = baseLength_;
	439	newCL.baseWidth = baseWidth_;
	440	newCL.thickness = thickness_;
	441	newCL.baseHeight = baseHeight_;
	442	newCL.density = density_;
	443	newCL.cloudtype = cloudtype_;
	444	newCL.assocCloudLayerSlot = &cloudLayerSlots[slot_];
	445
	446	skyDrawable->addCloudLayerOrder( newCL );
[31]	447
	448	} // If isInitialized() END
	449	}
	450
	451	void visual_skySilverLining::removeCloudLayer( int slot_ )
	452	{
	453	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	454	{
	455	atmosphere->GetConditions()->RemoveCloudLayer( cloudLayerSlots[slot_].cloudLayerHandle );
	456	cloudLayerSlots[slot_].used = false;
	457	cloudLayerSlots[slot_].cloudLayerHandle = -1;
	458	cloudLayerSlots[slot_].cloudLayerPointer = NULL;
	459	cloudLayerSlots[slot_].enabled = false;
	460	}
	461	}
	462
	463	void visual_skySilverLining::clearAllSlots()
	464	{
	465	if (isInitialized())
	466	{
	467	atmosphere->GetConditions()->RemoveAllCloudLayers();
	468	for( int i=0; i<MAX_CLOUDLAYER_SLOTS; i++ )
	469	{
	470	cloudLayerSlots[i].used = false;
	471	cloudLayerSlots[i].cloudLayerHandle = -1;
	472	cloudLayerSlots[i].cloudLayerPointer = NULL;
	473	cloudLayerSlots[i].enabled = false;
	474	}
	475	}
	476	}
	477
	478	SilverLining::CloudLayer* visual_skySilverLining::getCloudLayer( int slot_ )
	479	{
	480	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	481	{
	482	if ( cloudLayerSlots[slot_].used )
	483	return cloudLayerSlots[slot_].cloudLayerPointer;
	484	}
	485
	486	return NULL;
	487	}
	488
	489	void visual_skySilverLining::setEnabled(int slot_, bool enabled_ )
	490	{
	491	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	492	{
	493	cloudLayerSlots[slot_].enabled = enabled_;
	494	}
	495	}
	496
	497	bool visual_skySilverLining::isEnabled( int slot_ )
	498	{
	499	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	500	{
	501	return cloudLayerSlots[slot_].enabled;
	502	}
	503	return false;
	504	}
	505
	506	void visual_skySilverLining::fadeVisibility( int slot_, int fadetimeMS_ )
	507	{
	508	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	509	{
	510	if (cloudLayerSlots[slot_].enabled)
	511	{
	512	cloudLayerSlots[slot_].enabled = false;
	513	cloudLayerSlots[slot_].cloudLayerPointer->SetEnabled( false, fadetimeMS_ );
	514	}
	515	else
	516	{
	517	cloudLayerSlots[slot_].enabled = true;
	518	cloudLayerSlots[slot_].cloudLayerPointer->SetEnabled( true, fadetimeMS_ );
	519	}
	520	}
	521	}
	522
	523	std::string visual_skySilverLining::getCloudLayerTypeName( int slot_ )
	524	{
	525	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	526	{
	527	return cloudLayerSlots[slot_].typeName;
	528	}
	529	return "";
	530	}
	531
	532	void visual_skySilverLining::clearGlobalPrecipitation()
	533	{
	534	if (isInitialized())
	535	{
	536	atmosphere->GetConditions()->SetPrecipitation( SilverLining::CloudLayer::NONE, 0.0 );
	537	}
	538	}
	539
	540	void visual_skySilverLining::setGlobalPrecipitation( double rate_mmPerHour_rain_, double rate_mmPerHour_drySnow_, double rate_mmPerHour_wetSnow_, double rate_mmPerHour_sleet_ )
	541	{
	542	if ( isInitialized() )
	543	{
	544	// Delete old Precipitation
	545	atmosphere->GetConditions()->SetPrecipitation( SilverLining::CloudLayer::NONE, 0.0 );
	546
	547	// Set new Precipitation
	548	atmosphere->GetConditions()->SetPrecipitation( SilverLining::CloudLayer::RAIN, rate_mmPerHour_rain_ );
	549	atmosphere->GetConditions()->SetPrecipitation( SilverLining::CloudLayer::WET_SNOW, rate_mmPerHour_drySnow_ );
	550	atmosphere->GetConditions()->SetPrecipitation( SilverLining::CloudLayer::DRY_SNOW, rate_mmPerHour_wetSnow_ );
	551	atmosphere->GetConditions()->SetPrecipitation( SilverLining::CloudLayer::SLEET, rate_mmPerHour_sleet_ );
	552	}
	553	}
	554
	555	bool visual_skySilverLining::getOverallPrecipitationAtLocation( double& rate_mmPerHour_rain, double& rate_mmPerHour_drySnow, double& rate_mmPerHour_wetSnow, double& rate_mmPerHour_sleet, double lat_, double lon_, double height_ )
	556	{
	557	if (isInitialized())
	558	{
	559	// Init
	560	bool hasPrecipitation = false;
	561	double x = 0;
	562	double y = 0;
	563	double z = 0;
	564	//// If -1 : Use sky internal values
	565	if ( lat_ == -1 )
	566	lat_ = lat;
	567	if ( lon_ == -1 )
	568	lon_ = lon;
	569	if ( height_ == -1 )
	570	height_ = height;
	571
	572	// Set precipitation to zero;
	573	rate_mmPerHour_rain = 0;
	574	rate_mmPerHour_drySnow = 0;
	575	rate_mmPerHour_wetSnow = 0;
	576	rate_mmPerHour_sleet = 0;
	577
	578	// Get global position
	579	util::calculateXYZAtWGS84Coordinate(lat_, lon_, height_, sceneRoot, x, y, z);
	580
	581	// Look up every cloud layer for it's precipitation.
	582	for( int i=0; i<MAX_CLOUDLAYER_SLOTS; i++ )
	583	{
	584	if ( cloudLayerSlots[i].used ) // IF used, Pointer should be valid
	585	{
	586	if( cloudLayerSlots[i].cloudLayerPointer->HasPrecipitationAtPosition(x, y, z) )
	587	{
	588	hasPrecipitation = true;
[130]	589	SL_MAP (int, double) precipitationMap = cloudLayerSlots[i].cloudLayerPointer->GetPrecipitation();
	590	for( SL_MAP (int, double)::iterator it = precipitationMap.begin(); it != precipitationMap.end(); it++ )
[31]	591	{
	592	switch(it->first)
	593	{
	594	case SilverLining::CloudLayer::RAIN : rate_mmPerHour_rain += it->second;
	595	break;
	596	case SilverLining::CloudLayer::DRY_SNOW : rate_mmPerHour_drySnow += it->second;
	597	break;
	598	case SilverLining::CloudLayer::WET_SNOW : rate_mmPerHour_wetSnow += it->second;
	599	break;
	600	case SilverLining::CloudLayer::SLEET : rate_mmPerHour_sleet += it->second;
	601	break;
	602	default: OSG_NOTIFY( osg::FATAL ) << "ERROR: visual_skySilverLining::getOverallPrecipitationAtLocation() : Wrong precipitation type in map!" << std::endl;
	603	break;
	604	};
	605	}
	606	} // If slot has Precipitation END
	607	} // If used END
	608	} // For all slots END
	609
	610	OSG_NOTIFY( osg::ALWAYS ) << "Rain: " << rate_mmPerHour_rain << ", dry snow: " << rate_mmPerHour_drySnow << ", wet snow: " << rate_mmPerHour_wetSnow << ", sleet: " << rate_mmPerHour_sleet << std::endl;
	611	return hasPrecipitation;
	612
	613	} // If initialized END
	614	return false;
	615	}
	616
	617
	618	bool visual_skySilverLining::getSlotPrecipitationAtLocation( int slot_, double& rate_mmPerHour_rain, double& rate_mmPerHour_drySnow, double& rate_mmPerHour_wetSnow, double& rate_mmPerHour_sleet, double lat_, double lon_, double height_ )
	619	{
	620	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	621	{
	622	if( cloudLayerSlots[slot_].used ) // IF used, Pointer should be valid
	623	{
	624	double x = 0;
	625	double y = 0;
	626	double z = 0;
	627	rate_mmPerHour_rain = 0;
	628	rate_mmPerHour_drySnow = 0;
	629	rate_mmPerHour_wetSnow = 0;
	630	rate_mmPerHour_sleet = 0;
	631	//// If -1 : Use sky internal values
	632	if ( lat_ == -1 )
	633	lat_ = lat;
	634	if ( lon_ == -1 )
	635	lon_ = lon;
	636	if ( height_ == -1 )
	637	height_ = height;
	638
	639	// Get global position
	640	util::calculateXYZAtWGS84Coordinate(lat_, lon_, height_, sceneRoot, x, y, z);
	641
	642	// Check for precipitation
	643	if( cloudLayerSlots[slot_].cloudLayerPointer->HasPrecipitationAtPosition(x, y, z) )
	644	{
[130]	645	SL_MAP (int, double) precipitationMap = cloudLayerSlots[slot_].cloudLayerPointer->GetPrecipitation();
	646	for( SL_MAP (int, double)::iterator it = precipitationMap.begin(); it != precipitationMap.end(); it++ )
[31]	647	{
	648	switch(it->first)
	649	{
	650	case SilverLining::CloudLayer::RAIN : rate_mmPerHour_rain = it->second;
	651	break;
	652	case SilverLining::CloudLayer::DRY_SNOW : rate_mmPerHour_drySnow = it->second;
	653	break;
	654	case SilverLining::CloudLayer::WET_SNOW : rate_mmPerHour_wetSnow = it->second;
	655	break;
	656	case SilverLining::CloudLayer::SLEET : rate_mmPerHour_sleet = it->second;
	657	break;
	658	default: OSG_NOTIFY( osg::FATAL ) << "ERROR: visual_skySilverLining::getSlotPrecipitationAtLocation() : Wrong precipitation type in map!" << std::endl;
	659	break;
	660	};
	661	} // FOR END
	662	OSG_NOTIFY( osg::ALWAYS ) << "Rain: " << rate_mmPerHour_rain << ", dry snow: " << rate_mmPerHour_drySnow << ", wet snow: " << rate_mmPerHour_wetSnow << ", sleet: " << rate_mmPerHour_sleet << std::endl;
	663	return true;
	664	} // If slot has Precipitation END
	665	else
	666	return false;
	667	} // If used END
	668	else
	669	return false;
	670	} // If initialized END
	671	return false;
	672	}
	673
	674	bool visual_skySilverLining::getSlotPrecipitation( int slot_, double& rate_mmPerHour_rain, double& rate_mmPerHour_drySnow, double& rate_mmPerHour_wetSnow, double& rate_mmPerHour_sleet )
	675	{
	676	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	677	{
	678	if( cloudLayerSlots[slot_].used ) // IF used, Pointer should be valid
	679	{
	680	rate_mmPerHour_rain = 0;
	681	rate_mmPerHour_drySnow = 0;
	682	rate_mmPerHour_wetSnow = 0;
	683	rate_mmPerHour_sleet = 0;
	684
	685	// Check for precipitation
	686
[130]	687	SL_MAP (int, double) precipitationMap = cloudLayerSlots[slot_].cloudLayerPointer->GetPrecipitation();
	688	for( SL_MAP (int, double)::iterator it = precipitationMap.begin(); it != precipitationMap.end(); it++ )
[31]	689	{
	690	switch(it->first)
	691	{
	692	case SilverLining::CloudLayer::RAIN : rate_mmPerHour_rain = it->second;
	693	break;
	694	case SilverLining::CloudLayer::DRY_SNOW : rate_mmPerHour_drySnow = it->second;
	695	break;
	696	case SilverLining::CloudLayer::WET_SNOW : rate_mmPerHour_wetSnow = it->second;
	697	break;
	698	case SilverLining::CloudLayer::SLEET : rate_mmPerHour_sleet = it->second;
	699	break;
	700	default: OSG_NOTIFY( osg::FATAL ) << "ERROR: visual_skySilverLining::getSlotPrecipitation() : Wrong precipitation type in map!" << std::endl;
	701	break;
	702	};
	703	} // FOR END
	704
	705	if ( rate_mmPerHour_rain>0 \|\| rate_mmPerHour_drySnow>0 \|\| rate_mmPerHour_wetSnow>0 \|\| rate_mmPerHour_sleet>0)
	706	{
	707	OSG_NOTIFY( osg::ALWAYS ) << "Rain: " << rate_mmPerHour_rain << ", dry snow: " << rate_mmPerHour_drySnow << ", wet snow: " << rate_mmPerHour_wetSnow << ", sleet: " << rate_mmPerHour_sleet << std::endl;
	708	return true;
	709	}
	710	else
	711	return false;
	712	} // If used END
	713	else
	714	return false;
	715	} // If initialized END
	716	return false;
	717	}
	718
	719	void visual_skySilverLining::clearAllPrecipitation( int slot_ )
	720	{
	721	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	722	{
	723	if( cloudLayerSlots[slot_].used ) // IF used, Pointer should be valid
	724	{
	725	cloudLayerSlots[slot_].cloudLayerPointer->SetPrecipitation( SilverLining::CloudLayer::NONE, 0.0 );
	726	cloudLayerSlots[slot_].cloudLayerPointer->SetPrecipitation( SilverLining::CloudLayer::NONE, 0.0 ); // Second Call to clear precipitation rate.
	727	}
	728	}
	729	}
	730
	731	void visual_skySilverLining::setSlotPrecipitation( int slot_, double rate_mmPerHour_rain_, double rate_mmPerHour_drySnow_, double rate_mmPerHour_wetSnow_, double rate_mmPerHour_sleet_ )
	732	{
	733	if (isInitialized() && slot_ >= 0 && slot_ < MAX_CLOUDLAYER_SLOTS)
	734	{
	735	if( cloudLayerSlots[slot_].used ) // IF used, Pointer should be valid
	736	{
	737	cloudLayerSlots[slot_].cloudLayerPointer->SetPrecipitation( SilverLining::CloudLayer::RAIN, rate_mmPerHour_rain_ );
	738	cloudLayerSlots[slot_].cloudLayerPointer->SetPrecipitation( SilverLining::CloudLayer::DRY_SNOW, rate_mmPerHour_drySnow_ );
	739	cloudLayerSlots[slot_].cloudLayerPointer->SetPrecipitation( SilverLining::CloudLayer::WET_SNOW, rate_mmPerHour_wetSnow_ );
	740	cloudLayerSlots[slot_].cloudLayerPointer->SetPrecipitation( SilverLining::CloudLayer::SLEET, rate_mmPerHour_sleet_ );
	741	}
	742	}
[197]	743	}
	744
	745	void visual_skySilverLining::configureCloudlayerbyXML( xmlNode* cloudlayerNode_ )
	746	{
	747	std::string node_name=reinterpret_cast<const char*>(cloudlayerNode_->name);
[200]	748	if(cloudlayerNode_->type == XML_ELEMENT_NODE && node_name == "clouds")
[197]	749	{
[200]	750	for (cloudlayerNode_= cloudlayerNode_->children; cloudlayerNode_; cloudlayerNode_ = cloudlayerNode_->next)
	751	{
	752	node_name=reinterpret_cast<const char*>(cloudlayerNode_->name);
	753	if(cloudlayerNode_->type == XML_ELEMENT_NODE && node_name == "cloudlayer")
[197]	754	{
[200]	755	int slot = -1;
	756	bool enabled;
	757	int fadetime = -1, baselength = -1, basewidth = -1, thickness = -1, baseHeight = -1 ;
	758	float density = -1.0, rate_mmPerHour_rain = -1.0, rate_mmPerHour_drySnow = -1.0, rate_mmPerHour_wetSnow = -1.0, rate_mmPerHour_sleet = -1.0;
	759	CloudTypes ctype = CUMULUS_CONGESTUS;
[197]	760
[200]	761	xmlAttr *attr = cloudlayerNode_->properties;
[197]	762	while ( attr )
	763	{
	764	std::string attr_name=reinterpret_cast<const char*>(attr->name);
	765	std::string attr_value=reinterpret_cast<const char*>(attr->children->content);
[219]	766	if( attr_name == "slot" ) slot = util::strToInt(attr_value);
	767	if( attr_name == "enabled" ) enabled = util::strToBool(attr_value);
	768	if( attr_name == "fadetime" ) fadetime = util::strToInt(attr_value);
[200]	769	if( attr_name == "type" )
[197]	770	{
[200]	771	if(attr_value=="CIRROCUMULUS")
	772	ctype = CIRROCUMULUS;
	773	if(attr_value=="CIRRUS_FIBRATUS")
	774	ctype = CIRRUS_FIBRATUS;
	775	if(attr_value=="STRATUS")
	776	ctype = STRATUS;
	777	if(attr_value=="CUMULUS_MEDIOCRIS")
	778	ctype = CUMULUS_MEDIOCRIS;
	779	if(attr_value=="CUMULUS_CONGESTUS")
	780	ctype = CUMULUS_CONGESTUS;
	781	if(attr_value=="CUMULONIMBUS_CAPPILATUS")
	782	ctype = CUMULONIMBUS_CAPPILATUS;
	783	if(attr_value=="STRATOCUMULUS")
	784	ctype = STRATOCUMULUS;
[197]	785	}
	786	attr = attr->next;
	787	}
	788
[200]	789	if(!cloudlayerNode_->children)
	790	{
	791	OSG_NOTIFY( osg::ALWAYS ) << "ERROR - visual_skySilverLining::configureCloudlayerbyXML: Missing geometry specification for a cloudlayer." << std::endl;
	792	return;
	793	}
	794
	795	for (xmlNode *cur_node = cloudlayerNode_->children; cur_node; cur_node = cur_node->next)
	796	{
	797	node_name=reinterpret_cast<const char*>(cur_node->name);
	798	if(cur_node->type == XML_ELEMENT_NODE && node_name == "geometry")
[197]	799	{
[200]	800	xmlAttr *attr = cur_node->properties;
	801	while ( attr )
	802	{
	803	std::string attr_name=reinterpret_cast<const char*>(attr->name);
	804	std::string attr_value=reinterpret_cast<const char*>(attr->children->content);
[219]	805	if( attr_name == "baselength" ) baselength = util::strToInt(attr_value);
	806	if( attr_name == "basewidth" ) basewidth = util::strToInt(attr_value);
	807	if( attr_name == "thickness" ) thickness = util::strToInt(attr_value);
	808	if( attr_name == "baseHeight" ) baseHeight = util::strToInt(attr_value);
	809	if( attr_name == "density" ) density = util::strToDouble(attr_value);
	810
[200]	811	attr = attr->next;
	812	}
[197]	813	}
[200]	814
	815	if(cur_node->type == XML_ELEMENT_NODE && node_name == "precipitation")
[197]	816	{
[200]	817	xmlAttr *attr = cur_node->properties;
	818	while ( attr )
	819	{
	820	std::string attr_name=reinterpret_cast<const char*>(attr->name);
	821	std::string attr_value=reinterpret_cast<const char*>(attr->children->content);
[219]	822	if( attr_name == "rate_mmPerHour_rain" ) rate_mmPerHour_rain = util::strToDouble(attr_value);
	823	if( attr_name == "rate_mmPerHour_drySnow" ) rate_mmPerHour_drySnow = util::strToDouble(attr_value);
	824	if( attr_name == "rate_mmPerHour_wetSnow" ) rate_mmPerHour_wetSnow = util::strToDouble(attr_value);
	825	if( attr_name == "rate_mmPerHour_sleet" ) rate_mmPerHour_sleet = util::strToDouble(attr_value);
	826
[200]	827	attr = attr->next;
	828	}
[197]	829	}
	830	}
	831
[200]	832	if(slot!=-1 && baselength!=-1 && basewidth!=-1 && thickness!=-1 && baseHeight!=-1 && density!=-1 )
	833	addCloudLayer( slot, baselength, basewidth, thickness, baseHeight, density, ctype );
[197]	834
[200]	835	if(slot!=-1 && rate_mmPerHour_rain!=-1 && rate_mmPerHour_drySnow!=-1 && thickness!=-1 && baseHeight!=-1 && density!=-1 )
	836	setSlotPrecipitation( slot, rate_mmPerHour_rain, rate_mmPerHour_drySnow, rate_mmPerHour_wetSnow, rate_mmPerHour_sleet );
[201]	837	} // If Node = cloudlayer END
[200]	838	} // FOR-loop end
	839	} // If Clouds END
[201]	840	else
	841	OSG_NOTIFY( osg::ALWAYS ) << "ERROR - visual_skySilverLining::configureCloudlayerbyXML: Node is not a <clouds> node." << std::endl;
[31]	842	}

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