Consolidated all depth calculations.

This commit is contained in:
Markus Lampert
2017-09-22 20:09:00 -07:00
parent d5f48319a0
commit 749fe3631a
3 changed files with 1 additions and 99 deletions

View File

@@ -169,11 +169,8 @@ class ObjectOp(PathOp.ObjectOp):
if PathUtils.isDrillable(self.baseobject, edge, tooldiameter):
PathLog.debug('Found drillable hole edges: {}'.format(edge))
features.append((self.baseobject, "%d.%d.%d" % (holeNr, wireNr, edgeNr)))
self.setDepths(obj, None, None, self.baseobject.Shape.BoundBox)
else:
features = self.findHoles(obj, self.baseobject)
self.setupDepthsFrom(obj, features, self.baseobject)
obj.Base = features
obj.Disabled = []
@@ -199,60 +196,6 @@ class ObjectOp(PathOp.ObjectOp):
Must be overwritten by subclasses.'''
pass
def opOnChanged(self, obj, prop):
'''opOnChange(obj, prop) ... implements depth calculation if Base changes.
Do not overwrite.'''
if 'Base' == prop and not 'Restore' in obj.State and obj.Base:
features = []
for base, subs in obj.Base:
for sub in subs:
features.append((base, sub))
job = PathUtils.findParentJob(obj)
if not job or not job.Base:
return
self.setupDepthsFrom(obj, features, job.Base)
def setupDepthsFrom(self, obj, features, baseobject):
'''setupDepthsFrom(obj, features, baseobject) ... determins the min and max Z values necessary.
Note that the algorithm calculates "safe" values,
it determines the highest top Z value of all features
and it also determines the highest bottom Z value of all features.
The result is that all features can be drilled safely and the operation
does not drill deeper than any of the features requires.'''
zmax = None
zmin = None
if not self.baseIsArchPanel(obj, baseobject):
for base,sub in features:
shape = base.Shape.getElement(sub)
bb = shape.BoundBox
# find the highes zmax and the highes zmin levels, those provide
# the safest values for StartDepth and FinalDepth
if zmax is None or zmax < bb.ZMax:
zmax = bb.ZMax
if zmin is None or zmin < bb.ZMin:
zmin = bb.ZMin
self.setDepths(obj, zmax, zmin, baseobject.Shape.BoundBox)
def setDepths(self, obj, zmax, zmin, bb):
'''setDepths(obj, zmax, zmin, bb) ... set properties according to the provided values.'''
PathLog.track(obj.Label, zmax, zmin, bb)
if zmax is None:
zmax = bb.ZMax
if zmin is None:
zmin = bb.ZMin
if zmin > zmax:
zmax = zmin
PathLog.debug("setDepths(%s): z=%.2f -> %.2f bb.z=%.2f -> %.2f" % (obj.Label, zmin, zmax, bb.ZMin, bb.ZMax))
obj.StartDepth = zmax
obj.ClearanceHeight = max(bb.ZMax, zmax) + 5.0
obj.SafeHeight = max(bb.ZMax, zmax) + 3.0
obj.FinalDepth = zmin
def findHoles(self, obj, baseobject):
'''findHoles(obj, baseobject) ... inspect baseobject and identify all features that resemble a straight cricular hole.'''
shape = baseobject.Shape

View File

@@ -36,7 +36,7 @@ __author__ = "sliptonic (Brad Collette)"
__url__ = "http://www.freecadweb.org"
__doc__ = "UI and Command for Path Drilling Operation."
if True:
if False:
PathLog.setLevel(PathLog.Level.DEBUG, PathLog.thisModule())
PathLog.trackModule(PathLog.thisModule())
else:

View File

@@ -93,47 +93,6 @@ class ObjectPocket(PathPocketBase.ObjectPocket):
obj.StepOver = 100
obj.ZigZagAngle = 45
def areaOpOnChanged(self, obj, prop):
if 'Base' == prop and obj.Base and not 'Restore' in obj.State:
PathLog.track(obj.Label, prop)
zmin = sys.maxint
zmax = -zmin
for base, sublist in obj.Base:
bb = base.Shape.BoundBox # parent boundbox
for sub in sublist:
subobj = base.Shape.getElement(sub)
fbb = subobj.BoundBox # feature boundbox
if fbb.ZMax == fbb.ZMin and fbb.ZMax == bb.ZMax: # top face
finalDepth = bb.ZMin
elif fbb.ZMax > fbb.ZMin and fbb.ZMax == bb.ZMax: # vertical face, full cut
finalDepth = fbb.ZMin
elif fbb.ZMax > fbb.ZMin and fbb.ZMin > bb.ZMin: # internal vertical wall
finalDepth = fbb.ZMin
elif fbb.ZMax == fbb.ZMin and fbb.ZMax > bb.ZMin: # face/shelf
finalDepth = fbb.ZMin
else: # catch all
finalDepth = bb.ZMin
if finalDepth < zmin:
zmin = finalDepth
if bb.ZMax > zmax:
zmax = bb.ZMax
PathLog.debug("%s: final=%.2f, max=%.2f" % (sub, zmin, zmax))
PathLog.debug("zmin=%.2f, zmax=%.2f" % (zmin, zmax))
if not PathGeom.isRoughly(zmin, obj.FinalDepth.Value):
obj.FinalDepth = zmin
if not PathGeom.isRoughly(zmax, obj.StartDepth.Value):
obj.StartDepth = zmax
clearance = zmax + 5.0
safe = zmax + 3
if not PathGeom.isRoughly(clearance, obj.ClearanceHeight.Value):
obj.CearanceHeight = clearance
if not PathGeom.isRoughly(safe, obj.SafeHeight.Value):
obj.SafeHeight = safe
def Create(name):
'''Create(name) ... Creates and returns a Pocket operation.'''
obj = FreeCAD.ActiveDocument.addObject("Path::FeaturePython", name)