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

Scene {
	filename ../data/vienna/vienna_cropped.obj
#	filename ../data/soda/soda5.obj
#	filename ../data/soda/soda5.dat
}


Preprocessor {
samplesPerPass 6000000
	useGlRenderer false
	type vss
	detectEmptyViewSpace true
	#loadMeshes true
	loadMeshes false
	# internal raycaster
	#rayCastMethod 0
	# intel raycaster
	rayCastMethod 1
	exportVisibility false
	loadKdTree false
	exportKdTree false 
#	exportObj true
	applyVisibilityFilter false
	applyVisibilitySpatialFilter false
}


VssPreprocessor {
	useImportanceSampling true
	loadInitialSamples  false
	storeInitialSamples false
}


VssTree {
	useRss    false
	epsilon		1e-6
	
	maxDepth 	2
	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
}


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


Unigraphics {
	meshGrouping 1
}


KdTree {
	sahUseFaces true

	Termination {
		minCost 0
		maxDepth 20
		
		maxCostRatio 1.5
		#maxCostRatio 999999
		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 
	# (after the sampling used for the hierarchy)
	Construction {
		samples 0
		samplesPerPass 1000000
	}

	# number of active view cells
	active 50000
	maxStaticMemory	40

	exportToFile true
	loadFromFile false

	exportPvs false
	filename vienna_cropped-visibility.xml.gz

	# type of view cells
	type vspBspTree
	
	#percentage of total visible objects where pvs is considered invalid
	maxPvsRatio 1.0
		
	processOnlyValidViewCells false

	#samplingType object_directional
	#samplingType directional
	samplingType box
	#samplingType reverse_object
	#samplingType object

	PostProcess {
		# how much samples are used for post processing
		samples 0
		maxMergesPerPass 5000
		useRaysForMerge false
		refine false
		compress false
		merge false
	}

	Visualization {
		# how much samples we use for visualization
		samples 20000
		exportRays true
		exportGeometry false
		exportMergedViewCells false
		useClipPlane true
		clipPlaneAxis 1
		clipPlanePos 0.3
		maxOutput 2
	}

	showVisualization true
	#showVisualization false
	evaluateViewCells false
	
	Evaluation {
		samples         80000000
		samplesForStats 80000000
		samplesPerPass  2000000

		stepSize	500

		#samplingType object_directional
		#samplingType reverse_object
		#samplingType object
		samplingType box

		statsPrefix ../scripts/viewCells
	}
}


VspBspTree {
	Construction {
		samples 900000
		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 0

	usePolygonSplitIfAvailable false

	# maximal tested rays for split cost heuristics
	maxTests 100000
	
	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 		-1
		minPolygons 		-1
		maxDepth		25
		minPvs 			0
		minProbability		0.000001
		maxRayContribution	1
		maxCostRatio		0.9
		missTolerance		6
		globalCostMissTolerance 4
		minGlobalCostRatio      0.0001

		maxViewCells		6000
	
		# used for pvs criterium
		ct_div_ci 0.0
		
		AxisAligned {
			minRays 		50000
			maxRayContribution	9.9
		}
	}
	
	useSplitCostQueue true

	splitUseOnlyDrivingAxis false
	simulateOctree false
	useRandomAxis false
	usePolygonSplitIfAvailable false
	nodePriorityQueueType 0

	useCostHeuristics true

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