Ejemplos de getNumberOfIntersectionsToLeft en Python

Ejemplo n.º 1

	def isOverlappingAnother( self, anotherBoundingLoop ):
		"Determine if this bounding loop is intersecting another bounding loop."
		if self.isRectangleMissingAnother( anotherBoundingLoop ):
			return False
		for point in self.loop:
			if euclidean.getNumberOfIntersectionsToLeft( point, anotherBoundingLoop.loop ) % 2 == 1:
				return True
		for point in anotherBoundingLoop.loop:
			if euclidean.getNumberOfIntersectionsToLeft( point, self.loop ) % 2 == 1:
				return True
		return isLoopIntersectingLoop( anotherBoundingLoop.loop, self.loop ) #later check for intersection on only acute angles

Ejemplo n.º 2

Archivo: intercircle.py Proyecto: TeamTeamUSA/ReplicatorG

	def isOverlappingAnother( self, anotherBoundingLoop ):
		"Determine if this bounding loop is intersecting another bounding loop."
		if self.isRectangleMissingAnother( anotherBoundingLoop ):
			return False
		for point in self.loop:
			if euclidean.getNumberOfIntersectionsToLeft( anotherBoundingLoop.loop, point ) % 2 == 1:
				return True
		for point in anotherBoundingLoop.loop:
			if euclidean.getNumberOfIntersectionsToLeft( self.loop, point ) % 2 == 1:
				return True
		return isLoopIntersectingLoop( anotherBoundingLoop.loop, self.loop ) #later check for intersection on only acute angles

Ejemplo n.º 3

Archivo: inset.py Proyecto: aliensr85/skeinforge

def getIsIntersectingWithinList( loop, loopList ):
	"Determine if the loop is intersecting or is within the loop list."
	leftPoint = euclidean.getLeftPoint( loop )
	for otherLoop in loopList:
		if euclidean.getNumberOfIntersectionsToLeft( otherLoop, leftPoint ) % 2 == 1:
			return True
	return euclidean.isLoopIntersectingLoops( loop, loopList )

Ejemplo n.º 4

Archivo: inset.py Proyecto: TeamTeamUSA/SkeinFox

def isIntersectingWithinList( loop, loopList ):
	"Determine if the loop is intersecting or is within the loop list."
	if euclidean.isLoopIntersectingLoops( loop, loopList ):
		return True
	totalNumberOfIntersections = 0
	for otherLoop in loopList:
		leftPoint = euclidean.getLeftPoint( otherLoop )
		totalNumberOfIntersections += euclidean.getNumberOfIntersectionsToLeft( leftPoint, loop )
	return totalNumberOfIntersections % 2 == 1

Ejemplo n.º 5

Archivo: intercircle.py Proyecto: TeamTeamUSA/ReplicatorG

	def isEntirelyInsideAnother( self, anotherBoundingLoop ):
		"Determine if this bounding loop is entirely inside another bounding loop."
		if self.minimum.imag < anotherBoundingLoop.minimum.imag or self.minimum.real < anotherBoundingLoop.minimum.real:
			return False
		if self.maximum.imag > anotherBoundingLoop.maximum.imag or self.maximum.real > anotherBoundingLoop.maximum.real:
			return False
		for point in self.loop:
			if euclidean.getNumberOfIntersectionsToLeft( anotherBoundingLoop.loop, point ) % 2 == 0:
				return False
		return not isLoopIntersectingLoop( anotherBoundingLoop.loop, self.loop ) #later check for intersection on only acute angles

Ejemplo n.º 6

Archivo: inset.py Proyecto: lImbus/giseburt-ReplicatorG

def isIntersectingWithinList(loop, loopList):
    "Determine if the loop is intersecting or is within the loop list."
    if euclidean.isLoopIntersectingLoops(loop, loopList):
        return True
    totalNumberOfIntersections = 0
    for otherLoop in loopList:
        leftPoint = euclidean.getLeftPoint(otherLoop)
        totalNumberOfIntersections += euclidean.getNumberOfIntersectionsToLeft(
            leftPoint, loop)
    return totalNumberOfIntersections % 2 == 1

Ejemplo n.º 7

	def isEntirelyInsideAnother( self, anotherBoundingLoop ):
		"Determine if this bounding loop is entirely inside another bounding loop."
		if self.minimum.imag < anotherBoundingLoop.minimum.imag or self.minimum.real < anotherBoundingLoop.minimum.real:
			return False
		if self.maximum.imag > anotherBoundingLoop.maximum.imag or self.maximum.real > anotherBoundingLoop.maximum.real:
			return False
		for point in self.loop:
			if euclidean.getNumberOfIntersectionsToLeft( point, anotherBoundingLoop.loop ) % 2 == 0:
				return False
		return not isLoopIntersectingLoop( anotherBoundingLoop.loop, self.loop ) #later check for intersection on only acute angles

Ejemplo n.º 8

Archivo: triangle_mesh.py Proyecto: lImbus/giseburt-ReplicatorG

	def getLoopsFromMesh( self, z ):
		"Get loops from a carve of a mesh."
		originalLoops = []
		if self.isCorrectMesh:
			originalLoops = getLoopsFromCorrectMesh( self.edges, self.faces, self.vertices, z )
		if len( originalLoops ) < 1:
			originalLoops = getLoopsFromUnprovenMesh( self.edges, self.faces, self.importRadius, self.vertices, z )
		simplifiedLoops = []
		for originalLoop in originalLoops:
			simplifiedLoops.append( euclidean.getSimplifiedLoop( originalLoop, self.importRadius ) )
		loops = getLoopsInDescendingOrderOfArea( simplifiedLoops )
		for loopIndex in xrange( len( loops ) ):
			loop = loops[ loopIndex ]
			leftPoint = euclidean.getLeftPoint( loop )
			totalNumberOfIntersectionsToLeft = 0
			for otherLoop in loops[ : loopIndex ] + loops[ loopIndex + 1 : ]:
				totalNumberOfIntersectionsToLeft += euclidean.getNumberOfIntersectionsToLeft( leftPoint, otherLoop )
			loopIsWiddershins = euclidean.isWiddershins( loop )
			isEven = totalNumberOfIntersectionsToLeft % 2 == 0
			if isEven != loopIsWiddershins:
				loop.reverse()
		return loops

Ejemplo n.º 9

def getNumberOfOddIntersectionsFromLoops( leftPoint, loops ):
	"Get the number of odd intersections with the loops."
	totalNumberOfOddIntersections = 0
	for loop in loops:
		totalNumberOfOddIntersections += int( euclidean.getNumberOfIntersectionsToLeft( loop, leftPoint ) % 2 )
	return totalNumberOfOddIntersections