#############################################################################
# ERS default configuration file
# Jiri Bittner 2003
#############################################################################

Scene {
#	filename glasgow1.x3d
#	filename vienna.x3d
#	filename ../data/vienna/vienna-simple.x3d
	filename ../data/vienna/vienna-buildings.x3d
#	filename ../data/vienna/city1500_flat_1.x3d
#	filename ../data/vienna/vienna-buildings.x3d;../data/vienna-roads.x3d;../data/vienna/vienna-roofs.x3d
#filename ../data/vienna/vienna-buildings.x3d;../data/vienna/vienna-roofs.x3d;../data/vienna/vienna-roads.x3d
#filename ../data/vienna/city1500_flat_1.x3d;../data/vienna/vienna-roofs.x3d;../data/vienna/vienna-roads.x3d
#filename ../data/vienna/vienna-buildings.x3d;../data/vienna/vienna-roofs.x3d;../data/vienna/vienna-roads.x3d;../data/vienna/vienna-plane.x3d
#filename ../data/vienna/city1500_flat_1.x3d;../data/vienna/vienna-roofs.x3d;../data/vienna/vienna-roads.x3d;../data/vienna/vienna-plane.x3d
#	filename ../data/vienna/viewcells-25-sel.x3d
#	filename ../data/atlanta/atlanta2.x3d
#	filename ../data/soda/soda.dat
#	filename ../data/soda/soda5.dat
}

Preprocessor {
	# stored sample rays
	samplesFilename rays.out
	useGlRenderer false
#	type sampling
	type vss
#	type rss
	detectEmptyViewSpace true
	loadMeshes false
}

VssPreprocessor {
	samplesPerPass  100000
	initialSamples 0
	vssSamples 0
	vssSamplesPerPass 500000
	useImportanceSampling true
	loadInitialSamples  false
	storeInitialSamples false
	useViewSpaceBox false
#	testBeamSampling true
}


SamplingPreprocessor {
	totalSamples 500000
	samplesPerPass  3
}


VssTree {
	useRss    false
	epsilon		1e-6
	
	maxDepth 	40
	minPvs		30
	minRays		800
	minSize		0.001
 	maxCostRatio	1.5
	maxRayContribution 0.5
		
	maxTotalMemory	50
	maxStaticMemory	20
	
	splitType regular
	#	splitType heuristic
	#	splitType hybrid
	splitUseOnlyDrivingAxis true
	
	interleaveDirSplits	true
    dirSplitDepth 0
	
	numberOfEndPointDomains	10000
	ct_div_ci	0.0
	randomize	false
	
	refDirBoxMaxSize	0.1
}

RssPreprocessor {
	samplesPerPass  100000
	#initialSamples 500000
	#vssSamples 10000000
	#for view cell construction
	initialSamples 0
	vssSamples 0
	vssSamplesPerPass 500000
	useImportanceSampling true

	directionalSampling true
	objectBasedSampling false

	Export {
		pvs false
		rssTree false
		rays true
		numRays 5000
	}

	useViewcells true
	updateSubdivision true
	loadInitialSamples false
	storeInitialSamples false
}


RssTree {

	epsilon		1e-6

	maxDepth 	40


	minPvs		3
	minRays		30
	minSize		0.001
 	maxCostRatio 1.0
	maxRayContribution 0.5
	maxRays		1000000
	maxTotalMemory	200
	maxStaticMemory	100

#	splitType regular
#	splitType heuristic
	splitType hybrid
	splitUseOnlyDrivingAxis true
	importanceBasedCost false

	interleaveDirSplits	true
    dirSplitDepth 0

	numberOfEndPointDomains	10000
	ct_div_ci	0.0
	randomize	false

	refDirBoxMaxSize	0.1
}

Limits {

       threshold	1e-6
       small		1e-6
       infinity		1e9
}

Unigraphics {
		meshGrouping 1
}

KdTree {
	sahUseFaces true
	Termination {
		minCost 1
		maxDepth 18
		maxCostRatio 0.9
		ct_div_ci 0.5
	}

#	splitMethod spatialMedian
	splitMethod SAH
	splitBorder 0.01
}

MeshKdTree {
	Termination {
		minCost 1
		maxDepth 18
		maxCostRatio 0.9
		ct_div_ci 0.5
	}

#	splitMethod spatialMedian
	splitMethod SAH
	splitBorder 0.01
}



ViewCells {
	# samples used for view cell construction
	Construction {
		samples 0
		samplesPerPass 1500000
	}

	#number of active view cells
	active 200000
	maxStaticMemory	40

	exportToFile true
	loadFromFile false

	#type kdTree
	#type vspKdTree
	#type bspTree
	type vspBspTree
	#type sceneDependent
	
	height 5.0
	maxViewCells 3000

	#percentage of total visible objects where pvs is considered invalid
	maxPvsRatio 1.0
		
	pruneEmptyViewCells false
	processOnlyValidViewCells false

	#stats viewCellStats.log

	#samplingType directional
	samplingType box

	PostProcess {
		# how much samples are used for post processing
		samples 0
		renderCostWeight 1.0
		maxCostRatio 0.1
		minViewCells 1
		avgCostMaxDeviation 0.01
		maxMergesPerPass 5000
		useRaysForMerge false
		refine false
		compress false
		merge false
	}

	Visualization {
		# how much samples we use for visualization
		samples 0
		#colorCode PVS
		#colorCode MergedLeaves
		#colorCode MergedTreeDiff
		colorCode Random
		exportRays false
		exportGeometry true
		exportMergedViewCells false
		useClipPlane true
		clipPlaneAxis 1
		clipPlanePos  0.3
	}

	showVisualization true
	evaluateViewCells true
	
	Evaluation {
		samplesPerPass 1000000
		samples 1000000
		statsPrefix ../scripts/viewCells
		#samplingType directional
		samplingType box
		histogram true
		histoStepSize 5000
	}

#	filename ../data/atlanta/atlanta_viewcells_large.x3d
#	filename ../data/vienna/viewcells-25-sel.x3d
#	filename ../data/vienna/viewcells-25.x3d
#	filename ../data/vienna/viewcells-large-sel.x3d
#	filename ../scripts/viewcells_vienyena.xml
	filename ../scripts/viewcells_atlanta.xml
}


Simulation {
	objRenderCost 1.0
	vcOverhead 1.0
	# always between 0 and 1
	moveSpeed 0.0001
}


VspBspTree {
	Construction {
		samples 1000000
		epsilon 0.0000001
		randomize false
		renderCostWeight 1.0
	}


	# random polygon       = 1
	# axis aligned         = 2
	# least ray splits     = 256
	# balanced rays        = 512
	# pvs                  = 1024
	
	splitPlaneStrategy 1026
	
	# maximal candidates for split planes
	maxPolyCandidates 20

	usePolygonSplitIfAvailable false

	# maximal tested rays for split cost heuristics
	maxTests 10000
	
	maxTotalMemory	50
	maxStaticMemory	50

	subdivisionStats ../subdivisionStats.log

	# factors for evaluating split plane costs
	Factor {
		leastRaySplits 1.0
	  	balancedRays 1.0
	  	pvs 1.0
	}
	
	Termination {
		# parameters used for autopartition
		minRays 		-15
		minPolygons 		-1
		maxDepth		25
		minPvs 			-15
		minProbability		0.000001
		maxRayContribution	1.8
		maxCostRatio		1.8
		missTolerance		6
		globalCostMissTolerance 4
		minGlobalCostRatio      0.0000001
		#minGlobalCostRatio      0.0001
		#maxViewCells		4096
		maxViewCells		20000
	

		# used for pvs criterium
		ct_div_ci 0.0
		
		AxisAligned {
			minRays 		50000
			maxRayContribution	9.9
		}
	}
	
	useSplitCostQueue true
	useCostHeuristics false

	splitUseOnlyDrivingAxis false
	simulateOctree false
	useRandomAxis false
	usePolygonSplitIfAvailable false
	nodePriorityQueueType 0

	Visualization {
		# x3d visualization of the split planes
		exportSplits false
	}
}

BspTree {
	Construction {
		samples 100000
		epsilon 0.005
	}


	# random polygon       = 1
	# axis aligned         = 2
	# least splits         = 4
	# balanced polygons    = 8
	# balanced view cells  = 16
	# largest polygon area = 32
	# vertical axis        = 64
	# blocked rays         = 128
	# least ray splits     = 256
	# balanced rays        = 512
	# pvs                  = 1024

	# least splits + balanced polygons
	#splitPlaneStrategy 12
	
	#axis aligned + vertical axis
	#splitPlaneStrategy 66
	
	# axis aligned + balanced view cells
	# splitPlaneStrategy 18
	
	# largest polygon area
	#splitPlaneStrategy 32
	
	# axus aligned + balanced polygons
	#splitPlaneStrategy 72
	
	# axis aligned + blocked rays
	#splitPlaneStrategy 130
	
	#splitPlaneStrategy 384
	#splitPlaneStrategy 130
	
	splitPlaneStrategy 32
	
	maxPolyCandidates 100
	maxRayCandidates 0
	
	maxTests 10000
	
	subdivisionStats ../subDivisionStats.log

	# factors for evaluating split plane costs
	Factor {
		verticalSplits 1.0
	  	largestPolyArea 1.0
	  	blockedRays 1.0
	  	leastRaySplits 1.0
	  	balancedRays 1.0
	  	pvs 1.0
	  	leastSplits 1.0
	  	balancedPolys 1.0
	  	balancedViewCells 1.0
	}
	
	Termination {
		# parameters used for autopartition
		minRays -1
		minPolygons 0
		maxDepth 30
		minPvs -1
		minProbability 0.00001
		maxRayContribution 9999
		maxViewCells 50000

		# used for pvs criterium
		ct_div_ci 0.0
	
		maxCostRatio 0.9
		
		# axis aligned splits
		AxisAligned {
			minPolys 5000
			minRays 500
			minObjects 10
			ct_div_ci 0.5
		}
	}
	
	AxisAligned {
		splitBorder 0.01
	}
	
	
	Visualization {
		# x3d visualization of the split planes
		exportSplits false
	}
}