def createSkirtLoops(self): 'Create the skirt loops.' points = euclidean.getPointsByHorizontalDictionary(self.edgeWidth, self.unifiedLoop.horizontalDictionary) points += euclidean.getPointsByVerticalDictionary(self.edgeWidth, self.unifiedLoop.verticalDictionary) loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.edgeWidth) outerLoops = getOuterLoops(loops) outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(outerLoops, -self.skirtOutset-self.edgeWidth*(self.repository.brimWidth.value+1)) self.outsetLoops = getOuterLoops(outsetLoops) if self.repository.convex.value: self.outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(self.outsetLoops))] self.outsetBrimLoops = [] for self.brimLine in xrange( self.repository.brimWidth.value-1, self.brimLine, -1 ): points = euclidean.getPointsByHorizontalDictionary(self.edgeWidth, self.unifiedLoop.horizontalDictionary) points += euclidean.getPointsByVerticalDictionary(self.edgeWidth, self.unifiedLoop.verticalDictionary) loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.edgeWidth) outerLoops = getOuterLoops(loops) outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(outerLoops, -self.edgeWidth*(self.brimLine+0.5)) outsetLoops = getOuterLoops(outsetLoops) if self.repository.convex.value: outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(outsetLoops))] self.outsetBrimLoops += outsetLoops if self.repository.brimWidth.value > 0: points = euclidean.getPointsByHorizontalDictionary(self.edgeWidth, self.unifiedLoop.horizontalDictionary) points += euclidean.getPointsByVerticalDictionary(self.edgeWidth, self.unifiedLoop.verticalDictionary) loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.edgeWidth) outerLoops = getOuterLoops(loops) outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(outerLoops, -self.edgeWidth*0.5) outsetLoops = getOuterLoops(outsetLoops) if self.repository.convex.value: outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(outsetLoops))] self.outsetBrimLoops += outsetLoops
def createSkirtLoops(self): 'Create the skirt loops.' points = euclidean.getPointsByHorizontalDictionary(self.edgeWidth, self.unifiedLoop.horizontalDictionary) points += euclidean.getPointsByVerticalDictionary(self.edgeWidth, self.unifiedLoop.verticalDictionary) loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.edgeWidth) outerLoops = getOuterLoops(loops) outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(outerLoops, -self.skirtOutset-self.edgeWidth*(self.repository.brimWidth.value+1)) self.outsetLoops = getOuterLoops(outsetLoops) if self.repository.convex.value: self.outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(self.outsetLoops))] if self.repository.brimWidth.value > 0: points = euclidean.getPointsByHorizontalDictionary(self.edgeWidth, self.unifiedLoop.horizontalDictionary) points += euclidean.getPointsByVerticalDictionary(self.edgeWidth, self.unifiedLoop.verticalDictionary) loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.edgeWidth) outerLoops = getOuterLoops(loops) outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(outerLoops, -self.edgeWidth*0.5) outsetLoops = getOuterLoops(outsetLoops) if self.repository.convex.value: outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(outsetLoops))] self.outsetBrimLoops = outsetLoops for self.brimLine in xrange(self.brimLine+1,self.repository.brimWidth.value): points = euclidean.getPointsByHorizontalDictionary(self.edgeWidth, self.unifiedLoop.horizontalDictionary) points += euclidean.getPointsByVerticalDictionary(self.edgeWidth, self.unifiedLoop.verticalDictionary) loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.edgeWidth) outerLoops = getOuterLoops(loops) outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(outerLoops, -self.edgeWidth*(self.brimLine+0.5)) outsetLoops = getOuterLoops(outsetLoops) if self.repository.convex.value: outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(outsetLoops))] self.outsetBrimLoops += outsetLoops
def parseBoundaries(self):
'Parse the boundaries and add them to the boundary layers.'
boundaryLoop = None
boundaryLayer = None
for line in self.lines[self.lineIndex:]:
splitLine = gcodec.getSplitLineBeforeBracketSemicolon(line)
firstWord = gcodec.getFirstWord(splitLine)
if firstWord == '(</boundaryPerimeter>)':
boundaryLoop = None
elif firstWord == '(<boundaryPoint>':
location = gcodec.getLocationFromSplitLine(None, splitLine)
if boundaryLoop == None:
boundaryLoop = []
boundaryLayer.loops.append(boundaryLoop)
boundaryLoop.append(location.dropAxis())
elif firstWord == '(<layer>':
boundaryLayer = euclidean.LoopLayer(float(splitLine[1]))
self.boundaryLayers.append(boundaryLayer)
if len(self.boundaryLayers) < 2:
return
for boundaryLayer in self.boundaryLayers:
boundaryLayer.innerOutsetLoops = intercircle.getInsetSeparateLoopsFromLoops(
boundaryLayer.loops, -self.loopInnerOutset)
boundaryLayer.outerOutsetLoops = intercircle.getInsetSeparateLoopsFromLoops(
boundaryLayer.loops, -self.loopOuterOutset)
boundaryLayer.innerHorizontalTable = self.getHorizontalXIntersectionsTable(
boundaryLayer.innerOutsetLoops)
boundaryLayer.outerHorizontalTable = self.getHorizontalXIntersectionsTable(
boundaryLayer.outerOutsetLoops)
boundaryLayer.innerVerticalTable = self.getHorizontalXIntersectionsTable(
euclidean.getDiagonalFlippedLoops(
boundaryLayer.innerOutsetLoops))
boundaryLayer.outerVerticalTable = self.getHorizontalXIntersectionsTable(
euclidean.getDiagonalFlippedLoops(
boundaryLayer.outerOutsetLoops))
for boundaryLayerIndex in xrange(len(self.boundaryLayers) - 2, -1, -1):
boundaryLayer = self.boundaryLayers[boundaryLayerIndex]
boundaryLayerBelow = self.boundaryLayers[boundaryLayerIndex + 1]
euclidean.joinXIntersectionsTables(
boundaryLayerBelow.outerHorizontalTable,
boundaryLayer.outerHorizontalTable)
euclidean.joinXIntersectionsTables(
boundaryLayerBelow.outerVerticalTable,
boundaryLayer.outerVerticalTable)
for boundaryLayerIndex in xrange(1, len(self.boundaryLayers)):
boundaryLayer = self.boundaryLayers[boundaryLayerIndex]
boundaryLayerAbove = self.boundaryLayers[boundaryLayerIndex - 1]
euclidean.joinXIntersectionsTables(
boundaryLayerAbove.innerHorizontalTable,
boundaryLayer.innerHorizontalTable)
euclidean.joinXIntersectionsTables(
boundaryLayerAbove.innerVerticalTable,
boundaryLayer.innerVerticalTable)
for boundaryLayerIndex in xrange(len(self.boundaryLayers)):
self.addSegmentTableLoops(boundaryLayerIndex)
def parseBoundaries(self):
"Parse the boundaries and add them to the boundary layers."
boundaryLoop = None
boundaryLayer = None
for line in self.lines[self.lineIndex :]:
splitLine = gcodec.getSplitLineBeforeBracketSemicolon(line)
firstWord = gcodec.getFirstWord(splitLine)
if firstWord == "(</boundaryPerimeter>)":
boundaryLoop = None
elif firstWord == "(<boundaryPoint>":
location = gcodec.getLocationFromSplitLine(None, splitLine)
if boundaryLoop == None:
boundaryLoop = []
boundaryLayer.loops.append(boundaryLoop)
boundaryLoop.append(location.dropAxis(2))
elif firstWord == "(<layer>":
boundaryLayer = euclidean.LoopLayer(float(splitLine[1]))
self.boundaryLayers.append(boundaryLayer)
if len(self.boundaryLayers) < 2:
return
for boundaryLayer in self.boundaryLayers:
boundaryLayer.innerOutsetLoops = intercircle.getInsetSeparateLoopsFromLoops(
-self.loopInnerOutset, boundaryLayer.loops
)
boundaryLayer.outerOutsetLoops = intercircle.getInsetSeparateLoopsFromLoops(
-self.loopOuterOutset, boundaryLayer.loops
)
boundaryLayer.innerHorizontalTable = self.getHorizontalXIntersectionsTable(boundaryLayer.innerOutsetLoops)
boundaryLayer.outerHorizontalTable = self.getHorizontalXIntersectionsTable(boundaryLayer.outerOutsetLoops)
boundaryLayer.innerVerticalTable = self.getHorizontalXIntersectionsTable(
euclidean.getDiagonalFlippedLoops(boundaryLayer.innerOutsetLoops)
)
boundaryLayer.outerVerticalTable = self.getHorizontalXIntersectionsTable(
euclidean.getDiagonalFlippedLoops(boundaryLayer.outerOutsetLoops)
)
for boundaryLayerIndex in xrange(len(self.boundaryLayers) - 2, -1, -1):
boundaryLayer = self.boundaryLayers[boundaryLayerIndex]
boundaryLayerBelow = self.boundaryLayers[boundaryLayerIndex + 1]
euclidean.joinXIntersectionsTables(
boundaryLayerBelow.outerHorizontalTable, boundaryLayer.outerHorizontalTable
)
euclidean.joinXIntersectionsTables(boundaryLayerBelow.outerVerticalTable, boundaryLayer.outerVerticalTable)
for boundaryLayerIndex in xrange(1, len(self.boundaryLayers)):
boundaryLayer = self.boundaryLayers[boundaryLayerIndex]
boundaryLayerAbove = self.boundaryLayers[boundaryLayerIndex - 1]
euclidean.joinXIntersectionsTables(
boundaryLayerAbove.innerHorizontalTable, boundaryLayer.innerHorizontalTable
)
euclidean.joinXIntersectionsTables(boundaryLayerAbove.innerVerticalTable, boundaryLayer.innerVerticalTable)
for boundaryLayerIndex in xrange(len(self.boundaryLayers)):
self.addSegmentTableLoops(boundaryLayerIndex)
def addSupportSegmentTable(self, layerIndex):
'Add support segments from the boundary layers.'
aboveLoops = self.boundaryLayers[ layerIndex + 1 ]
supportLayer = self.supportLayers[layerIndex]
if len(aboveLoops) < 1:
return
boundaryLayer = self.boundaryLayers[layerIndex]
rise = self.slicedModel.layers[layerIndex + 1 ].z - self.slicedModel.layers[layerIndex].z
outsetSupportLoops = intercircle.getInsetSeparateLoopsFromLoops(-self.minimumSupportRatio * rise, boundaryLayer)
numberOfSubSteps = 4
subStepSize = self.interfaceStep / float(numberOfSubSteps)
aboveIntersectionsTable = {}
euclidean.addXIntersectionsFromLoopsForTable(aboveLoops, aboveIntersectionsTable, subStepSize)
outsetIntersectionsTable = {}
euclidean.addXIntersectionsFromLoopsForTable(outsetSupportLoops, outsetIntersectionsTable, subStepSize)
euclidean.subtractXIntersectionsTable(aboveIntersectionsTable, outsetIntersectionsTable)
for aboveIntersectionsTableKey in aboveIntersectionsTable.keys():
supportIntersectionsTableKey = int(round(float(aboveIntersectionsTableKey) / numberOfSubSteps))
xIntersectionIndexList = []
if supportIntersectionsTableKey in supportLayer.xIntersectionsTable:
euclidean.addXIntersectionIndexesFromXIntersections(0, xIntersectionIndexList, supportLayer.xIntersectionsTable[ supportIntersectionsTableKey ])
euclidean.addXIntersectionIndexesFromXIntersections(1, xIntersectionIndexList, aboveIntersectionsTable[ aboveIntersectionsTableKey ])
supportLayer.xIntersectionsTable[ supportIntersectionsTableKey ] = euclidean.getJoinOfXIntersectionIndexes(xIntersectionIndexList)
def createSkirtLoops(self): 'Create the skirt loops.' points = euclidean.getPointsByHorizontalDictionary(self.perimeterWidth, self.unifiedLoop.horizontalDictionary) points += euclidean.getPointsByVerticalDictionary(self.perimeterWidth, self.unifiedLoop.verticalDictionary) loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, self.perimeterWidth) outerLoops = getOuterLoops(loops) self.outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(-self.skirtOutset, outerLoops) self.outsetLoops = getOuterLoops(self.outsetLoops)
def createSkirtLoops(self): 'Create the skirt loops.' points = euclidean.getPointsByHorizontalDictionary(self.perimeterWidth, self.unifiedLoop.horizontalDictionary) points += euclidean.getPointsByVerticalDictionary(self.perimeterWidth, self.unifiedLoop.verticalDictionary) loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, self.perimeterWidth) outerLoops = getOuterLoops(loops) self.outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(-self.skirtOutset, outerLoops) self.outsetLoops = getOuterLoops(self.outsetLoops)
def createSkirtLoops(self):
"Create the skirt loops."
points = euclidean.getPointsByHorizontalDictionary(self.perimeterWidth, self.unifiedLoop.horizontalDictionary)
points += euclidean.getPointsByVerticalDictionary(self.perimeterWidth, self.unifiedLoop.verticalDictionary)
loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.perimeterWidth)
outerLoops = getOuterLoops(loops)
outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(outerLoops, -self.skirtOutset)
self.outsetLoops = getOuterLoops(outsetLoops)
if self.repository.convex.value:
self.outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(self.outsetLoops))]
def createSkirtLoops(self): 'Create the skirt loops.' points = euclidean.getPointsByHorizontalDictionary(self.perimeterWidth, self.unifiedLoop.horizontalDictionary) points += euclidean.getPointsByVerticalDictionary(self.perimeterWidth, self.unifiedLoop.verticalDictionary) loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.perimeterWidth) outerLoops = getOuterLoops(loops) outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(-self.skirtOutset, outerLoops) self.outsetLoops = getOuterLoops(outsetLoops) if self.repository.convex.value: self.outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(self.outsetLoops))]
def getOutsetLoops(self, outerLoops, distance, convex):
outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(
outerLoops, distance)
outsetLoops = getOuterLoops(outsetLoops)
if convex:
outsetLoops = [
euclidean.getLoopConvex(
euclidean.getConcatenatedList(outsetLoops))
]
return outsetLoops
def setBoundaryLayers(self):
'Set the boundary layers.'
if len(self.boundaryLayers) < 2:
return
if self.supportLocation == 'EmptyLayersOnly':
supportLayer = SupportLayer([])
self.supportLayers.append(supportLayer)
for boundaryLayerIndex in xrange(1, len(self.boundaryLayers) - 1):
self.addEmptyLayerSupport(boundaryLayerIndex)
self.truncateSupportSegmentTables()
self.addSegmentTablesToSupportLayers()
return
for boundaryLayer in self.boundaryLayers:
# thresholdRadius of 0.8 is needed to avoid the ripple inset bug http://hydraraptor.blogspot.com/2010/12/crackers.html
supportLoops = intercircle.getInsetSeparateLoopsFromLoops(-self.supportOutset, boundaryLayer, 0.8)
supportLayer = SupportLayer(supportLoops)
self.supportLayers.append(supportLayer)
for supportLayerIndex in xrange(len(self.supportLayers) -1 ):
self.addSupportSegmentTable(supportLayerIndex)
self.truncateSupportSegmentTables()
for supportLayerIndex in xrange(len(self.supportLayers) - 1):
boundaryLoops = self.boundaryLayers[supportLayerIndex]
self.extendXIntersections(boundaryLoops, self.supportOutset, self.supportLayers[supportLayerIndex].xIntersectionsTable)
for supportLayer in self.supportLayers:
self.addToFillXIntersectionIndexTables(supportLayer)
if self.supportLocation == 'ExteriorOnly':
for supportLayerIndex in xrange(1, len(self.supportLayers)):
self.subtractJoinedFill(supportLayerIndex)
for supportLayer in self.supportLayers:
euclidean.subtractXIntersectionsTable(supportLayer.xIntersectionsTable, supportLayer.fillXIntersectionsTable)
for supportLayerIndex in xrange(len(self.supportLayers) - 2, -1, -1):
xIntersectionsTable = self.supportLayers[supportLayerIndex].xIntersectionsTable
aboveXIntersectionsTable = self.supportLayers[supportLayerIndex + 1].xIntersectionsTable
euclidean.joinXIntersectionsTables(aboveXIntersectionsTable, xIntersectionsTable)
for supportLayerIndex in xrange(len(self.supportLayers)):
supportLayer = self.supportLayers[supportLayerIndex]
self.extendXIntersections(supportLayer.supportLoops, self.raftOutsetRadius, supportLayer.xIntersectionsTable)
for supportLayer in self.supportLayers:
euclidean.subtractXIntersectionsTable(supportLayer.xIntersectionsTable, supportLayer.fillXIntersectionsTable)
self.addSegmentTablesToSupportLayers()
def createSkirtLoops(self): 'Create the skirt loops.' points = euclidean.getPointsByHorizontalDictionary(self.edgeWidth, self.unifiedLoop.horizontalDictionary) points += euclidean.getPointsByVerticalDictionary(self.edgeWidth, self.unifiedLoop.verticalDictionary) loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.edgeWidth) outerLoops = getOuterLoops(loops) self.outsetLoops = [] for i in xrange(self.repository.skirtLineCount.value, 0, -1): outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(outerLoops, -self.skirtOutset - i * self.edgeWidth) outsetLoops = getOuterLoops(outsetLoops) if self.repository.convex.value: outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(outsetLoops))] self.outsetLoops.extend(outsetLoops)
def addRotatedCarve(self, currentLayer, layerDelta, reverseRotation, surroundingCarves):
'Add a rotated carve to the surrounding carves.'
layerIndex = currentLayer + layerDelta
if layerIndex < 0 or layerIndex >= len(self.slicedModel.layers):
return
layer = self.slicedModel.layers[layerIndex]
nestedRings = layer.nestedRings
rotatedCarve = []
for nestedRing in nestedRings:
planeRotatedLoop = euclidean.getPointsRoundZAxis(reverseRotation, nestedRing.getXYBoundaries())
rotatedCarve.append(planeRotatedLoop)
outsetRadius = float(abs(layerDelta)) * self.extrusionWidth #todo investigate was float(abs(layerDelta)) * self.layerThickness
rotatedCarve = intercircle.getInsetSeparateLoopsFromLoops(-outsetRadius, rotatedCarve)
surroundingCarves.append(rotatedCarve)
def createSkirtLoops(self):
'Create the skirt loops.'
points = euclidean.getPointsByHorizontalDictionary(
self.edgeWidth, self.unifiedLoop.horizontalDictionary)
points += euclidean.getPointsByVerticalDictionary(
self.edgeWidth, self.unifiedLoop.verticalDictionary)
loops = triangle_mesh.getDescendingAreaOrientedLoops(
points, points, 2.5 * self.edgeWidth)
outerLoops = getOuterLoops(loops)
self.outsetLoops = []
for i in xrange(self.repository.skirtLineCount.value, 0, -1):
outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(
outerLoops, -self.skirtOutset - (i - 1) * self.edgeWidth)
outsetLoops = getOuterLoops(outsetLoops)
if self.repository.convex.value:
outsetLoops = [
euclidean.getLoopConvex(
euclidean.getConcatenatedList(outsetLoops))
]
self.outsetLoops.extend(outsetLoops)
def createSkirtLoops(self, gap, shellCount):
"Create the skirt loops."
outset = gap + self.edgeWidth
points = euclidean.getPointsByHorizontalDictionary(self.edgeWidth, self.unifiedLoop.horizontalDictionary)
points += euclidean.getPointsByVerticalDictionary(self.edgeWidth, self.unifiedLoop.verticalDictionary)
loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.edgeWidth)
outerLoops = self.getOuterLoops(loops)
skirtLoops = []
for shellNo in xrange(shellCount):
outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(-(outset + self.edgeWidth * shellNo), outerLoops)
outsetLoops = self.getOuterLoops(outsetLoops)
if self.convex:
outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(outsetLoops))]
for outsetLoop in outsetLoops:
skirtLoops.append(outsetLoop + [outsetLoop[0]])
return skirtLoops
def createSkirtLoops(self, gap, shellCount):
'Create the skirt loops.'
outset = gap + self.edgeWidth
points = euclidean.getPointsByHorizontalDictionary(self.edgeWidth, self.unifiedLoop.horizontalDictionary)
points += euclidean.getPointsByVerticalDictionary(self.edgeWidth, self.unifiedLoop.verticalDictionary)
loops = triangle_mesh.getDescendingAreaOrientedLoops(points, points, 2.5 * self.edgeWidth)
outerLoops = self.getOuterLoops(loops)
skirtLoops = []
for shellNo in xrange(shellCount):
outsetLoops = intercircle.getInsetSeparateLoopsFromLoops(-(outset + self.edgeWidth * shellNo), outerLoops)
outsetLoops = self.getOuterLoops(outsetLoops)
if self.convex:
outsetLoops = [euclidean.getLoopConvex(euclidean.getConcatenatedList(outsetLoops))]
for outsetLoop in outsetLoops:
skirtLoops.append(outsetLoop + [outsetLoop[0]])
return skirtLoops
def addRotatedCarve(self, currentLayer, layerDelta, reverseRotation,
surroundingCarves):
'Add a rotated carve to the surrounding carves.'
layerIndex = currentLayer + layerDelta
if layerIndex < 0 or layerIndex >= len(self.slicedModel.layers):
return
layer = self.slicedModel.layers[layerIndex]
nestedRings = layer.nestedRings
rotatedCarve = []
for nestedRing in nestedRings:
planeRotatedLoop = euclidean.getPointsRoundZAxis(
reverseRotation, nestedRing.getXYBoundaries())
rotatedCarve.append(planeRotatedLoop)
outsetRadius = float(
abs(layerDelta)
) * self.extrusionWidth #todo investigate was float(abs(layerDelta)) * self.layerThickness
rotatedCarve = intercircle.getInsetSeparateLoopsFromLoops(
-outsetRadius, rotatedCarve)
surroundingCarves.append(rotatedCarve)
def addSupportSegmentTable(self, layerIndex):
'Add support segments from the boundary layers.'
aboveLoops = self.boundaryLayers[layerIndex + 1]
supportLayer = self.supportLayers[layerIndex]
if len(aboveLoops) < 1:
return
boundaryLayer = self.boundaryLayers[layerIndex]
rise = self.slicedModel.layers[
layerIndex + 1].z - self.slicedModel.layers[layerIndex].z
outsetSupportLoops = intercircle.getInsetSeparateLoopsFromLoops(
-self.minimumSupportRatio * rise, boundaryLayer)
numberOfSubSteps = 4
subStepSize = self.interfaceStep / float(numberOfSubSteps)
aboveIntersectionsTable = {}
euclidean.addXIntersectionsFromLoopsForTable(aboveLoops,
aboveIntersectionsTable,
subStepSize)
outsetIntersectionsTable = {}
euclidean.addXIntersectionsFromLoopsForTable(outsetSupportLoops,
outsetIntersectionsTable,
subStepSize)
euclidean.subtractXIntersectionsTable(aboveIntersectionsTable,
outsetIntersectionsTable)
for aboveIntersectionsTableKey in aboveIntersectionsTable.keys():
supportIntersectionsTableKey = int(
round(float(aboveIntersectionsTableKey) / numberOfSubSteps))
xIntersectionIndexList = []
if supportIntersectionsTableKey in supportLayer.xIntersectionsTable:
euclidean.addXIntersectionIndexesFromXIntersections(
0, xIntersectionIndexList, supportLayer.
xIntersectionsTable[supportIntersectionsTableKey])
euclidean.addXIntersectionIndexesFromXIntersections(
1, xIntersectionIndexList,
aboveIntersectionsTable[aboveIntersectionsTableKey])
supportLayer.xIntersectionsTable[
supportIntersectionsTableKey] = euclidean.getJoinOfXIntersectionIndexes(
xIntersectionIndexList)
def setBoundaryLayers(self):
'Set the boundary layers.'
if len(self.boundaryLayers) < 2:
return
if self.supportLocation == 'EmptyLayersOnly':
supportLayer = SupportLayer([])
self.supportLayers.append(supportLayer)
for boundaryLayerIndex in xrange(1, len(self.boundaryLayers) - 1):
self.addEmptyLayerSupport(boundaryLayerIndex)
self.truncateSupportSegmentTables()
self.addSegmentTablesToSupportLayers()
return
for boundaryLayer in self.boundaryLayers:
# thresholdRadius of 0.8 is needed to avoid the ripple inset bug http://hydraraptor.blogspot.com/2010/12/crackers.html
supportLoops = intercircle.getInsetSeparateLoopsFromLoops(
-self.supportOutset, boundaryLayer, 0.8)
supportLayer = SupportLayer(supportLoops)
self.supportLayers.append(supportLayer)
for supportLayerIndex in xrange(len(self.supportLayers) - 1):
self.addSupportSegmentTable(supportLayerIndex)
self.truncateSupportSegmentTables()
for supportLayerIndex in xrange(len(self.supportLayers) - 1):
boundaryLoops = self.boundaryLayers[supportLayerIndex]
self.extendXIntersections(
boundaryLoops, self.supportOutset,
self.supportLayers[supportLayerIndex].xIntersectionsTable)
for supportLayer in self.supportLayers:
self.addToFillXIntersectionIndexTables(supportLayer)
if self.supportLocation == 'ExteriorOnly':
for supportLayerIndex in xrange(1, len(self.supportLayers)):
self.subtractJoinedFill(supportLayerIndex)
for supportLayer in self.supportLayers:
euclidean.subtractXIntersectionsTable(
supportLayer.xIntersectionsTable,
supportLayer.fillXIntersectionsTable)
for supportLayerIndex in xrange(len(self.supportLayers) - 2, -1, -1):
xIntersectionsTable = self.supportLayers[
supportLayerIndex].xIntersectionsTable
aboveXIntersectionsTable = self.supportLayers[
supportLayerIndex + 1].xIntersectionsTable
euclidean.joinXIntersectionsTables(aboveXIntersectionsTable,
xIntersectionsTable)
for supportLayerIndex in xrange(len(self.supportLayers)):
supportLayer = self.supportLayers[supportLayerIndex]
self.extendXIntersections(supportLayer.supportLoops,
self.raftOutsetRadius,
supportLayer.xIntersectionsTable)
for supportLayer in self.supportLayers:
euclidean.subtractXIntersectionsTable(
supportLayer.xIntersectionsTable,
supportLayer.fillXIntersectionsTable)
self.addSegmentTablesToSupportLayers()
