def addSegmentTableLoops( self, boundaryLayerIndex ):
"Add the segment tables and loops to the boundary."
boundaryLayer = self.boundaryLayers[ boundaryLayerIndex ]
euclidean.subtractXIntersectionsTable( boundaryLayer.outerHorizontalTable, boundaryLayer.innerHorizontalTable )
euclidean.subtractXIntersectionsTable( boundaryLayer.outerVerticalTable, boundaryLayer.innerVerticalTable )
boundaryLayer.horizontalSegmentTable = self.getHorizontalSegmentTableForXIntersectionsTable( boundaryLayer.outerHorizontalTable )
boundaryLayer.verticalSegmentTable = self.getVerticalSegmentTableForXIntersectionsTable( boundaryLayer.outerVerticalTable )
innerHorizontalSegmentTable = self.getHorizontalSegmentTableForXIntersectionsTable( boundaryLayer.innerHorizontalTable )
innerVerticalSegmentTable = self.getVerticalSegmentTableForXIntersectionsTable( boundaryLayer.innerVerticalTable )
betweenPoints = getPointsFromSegmentTable( boundaryLayer.horizontalSegmentTable )
betweenPoints += getPointsFromSegmentTable( boundaryLayer.verticalSegmentTable )
innerPoints = getPointsFromSegmentTable( innerHorizontalSegmentTable )
innerPoints += getPointsFromSegmentTable( innerVerticalSegmentTable )
innerPointTable = {}
for innerPoint in innerPoints:
innerPointTable[ innerPoint ] = None
boundaryLayer.innerLoops = []
boundaryLayer.outerLoops = []
millRadius = 0.75 * self.millWidth
loops = triangle_mesh.getDescendingAreaLoops(betweenPoints, betweenPoints, millRadius)
for loop in loops:
if isPointOfTableInLoop( loop, innerPointTable ):
boundaryLayer.innerLoops.append(loop)
else:
boundaryLayer.outerLoops.append(loop)
if self.repository.crossHatch.value and boundaryLayerIndex % 2 == 1:
boundaryLayer.segmentTable = boundaryLayer.verticalSegmentTable
else:
boundaryLayer.segmentTable = boundaryLayer.horizontalSegmentTable
def getLoopsIntersectionByPair(importRadius, loopsFirst, loopsLast): 'Get intersection loops for a pair of loop lists.' halfImportRadius = 0.5 * importRadius # so that there are no misses on shallow angles radiusSide = 0.01 * importRadius corners = [] corners += getInsetPointsByInsetLoops(loopsFirst, True, loopsLast, radiusSide) corners += getInsetPointsByInsetLoops(loopsLast, True, loopsFirst, radiusSide) allPoints = corners[:] allPoints += getInsetPointsByInsetLoops(getInBetweenLoopsFromLoops(loopsFirst, halfImportRadius), True, loopsLast, radiusSide) allPoints += getInsetPointsByInsetLoops(getInBetweenLoopsFromLoops(loopsLast, halfImportRadius), True, loopsFirst, radiusSide) return triangle_mesh.getDescendingAreaLoops(allPoints, corners, importRadius)
def getLoopsDifference(importRadius, loopLists): 'Get difference loops.' halfImportRadius = 0.5 * importRadius # so that there are no misses on shallow angles radiusSide = 0.01 * importRadius negativeLoops = getLoopsUnified(importRadius, loopLists[1 :]) intercircle.directLoops(False, negativeLoops) positiveLoops = loopLists[0] intercircle.directLoops(True, positiveLoops) corners = getInsetPointsByInsetLoops(negativeLoops, True, positiveLoops, radiusSide) corners += getInsetPointsByInsetLoops(positiveLoops, False, negativeLoops, radiusSide) allPoints = corners[:] allPoints += getInsetPointsByInsetLoops(getInBetweenLoopsFromLoops(negativeLoops, halfImportRadius), True, positiveLoops, radiusSide) allPoints += getInsetPointsByInsetLoops(getInBetweenLoopsFromLoops(positiveLoops, halfImportRadius), False, negativeLoops, radiusSide) return triangle_mesh.getDescendingAreaLoops(allPoints, corners, importRadius)
def getLoopsUnified(importRadius, loopLists): 'Get joined loops sliced through shape.' allPoints = [] corners = getLoopsListsIntersections(loopLists) radiusSide = 0.01 * importRadius radiusSideNegative = -radiusSide intercircle.directLoopLists(True, loopLists) for loopListIndex in xrange(len(loopLists)): insetLoops = loopLists[ loopListIndex ] inBetweenInsetLoops = getInBetweenLoopsFromLoops(insetLoops, importRadius) otherLoops = euclidean.getConcatenatedList(loopLists[: loopListIndex] + loopLists[loopListIndex + 1 :]) corners += getInsetPointsByInsetLoops(insetLoops, False, otherLoops, radiusSide) allPoints += getInsetPointsByInsetLoops(inBetweenInsetLoops, False, otherLoops, radiusSideNegative) allPoints += corners[:] return triangle_mesh.getDescendingAreaLoops(allPoints, corners, importRadius)
def addSegmentTableLoops(self, boundaryLayerIndex):
"Add the segment tables and loops to the boundary."
boundaryLayer = self.boundaryLayers[boundaryLayerIndex]
euclidean.subtractXIntersectionsTable(
boundaryLayer.outerHorizontalTable,
boundaryLayer.innerHorizontalTable)
euclidean.subtractXIntersectionsTable(boundaryLayer.outerVerticalTable,
boundaryLayer.innerVerticalTable)
boundaryLayer.horizontalSegmentTable = self.getHorizontalSegmentTableForXIntersectionsTable(
boundaryLayer.outerHorizontalTable)
boundaryLayer.verticalSegmentTable = self.getVerticalSegmentTableForXIntersectionsTable(
boundaryLayer.outerVerticalTable)
innerHorizontalSegmentTable = self.getHorizontalSegmentTableForXIntersectionsTable(
boundaryLayer.innerHorizontalTable)
innerVerticalSegmentTable = self.getVerticalSegmentTableForXIntersectionsTable(
boundaryLayer.innerVerticalTable)
betweenPoints = getPointsFromSegmentTable(
boundaryLayer.horizontalSegmentTable)
betweenPoints += getPointsFromSegmentTable(
boundaryLayer.verticalSegmentTable)
innerPoints = getPointsFromSegmentTable(innerHorizontalSegmentTable)
innerPoints += getPointsFromSegmentTable(innerVerticalSegmentTable)
innerPointTable = {}
for innerPoint in innerPoints:
innerPointTable[innerPoint] = None
boundaryLayer.innerLoops = []
boundaryLayer.outerLoops = []
millRadius = 0.75 * self.millWidth
loops = triangle_mesh.getDescendingAreaLoops(betweenPoints,
betweenPoints, millRadius)
for loop in loops:
if isPointOfTableInLoop(loop, innerPointTable):
boundaryLayer.innerLoops.append(loop)
else:
boundaryLayer.outerLoops.append(loop)
if self.repository.crossHatch.value and boundaryLayerIndex % 2 == 1:
boundaryLayer.segmentTable = boundaryLayer.verticalSegmentTable
else:
boundaryLayer.segmentTable = boundaryLayer.horizontalSegmentTable