primera subida

This commit is contained in:
2025-01-28 00:04:13 +01:00
commit a91237c3e1
577 changed files with 457418 additions and 0 deletions

403
Utils/PVPlantFillets.py Normal file
View File

@@ -0,0 +1,403 @@
# ***************************************************************************
# * Copyright (c) 2009, 2010 Yorik van Havre <yorik@uncreated.net> *
# * Copyright (c) 2009, 2010 Ken Cline <cline@frii.com> *
# * *
# * This file is part of the FreeCAD CAx development system. *
# * *
# * This program is free software; you can redistribute it and/or modify *
# * it under the terms of the GNU Lesser General Public License (LGPL) *
# * as published by the Free Software Foundation; either version 2 of *
# * the License, or (at your option) any later version. *
# * for detail see the LICENCE text file. *
# * *
# * FreeCAD is distributed in the hope that it will be useful, *
# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
# * GNU Library General Public License for more details. *
# * *
# * You should have received a copy of the GNU Library General Public *
# * License along with FreeCAD; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
# * USA *
# * *
# ***************************************************************************
"""Provides various functions to work with fillets."""
## @package fillets
# \ingroup draftgeoutils
# \brief Provides various functions to work with fillets.
import math
import lazy_loader.lazy_loader as lz
import FreeCAD as App
from draftgeoutils.general import precision
from draftgeoutils.arcs import arcFrom2Pts
from draftgeoutils.wires import isReallyClosed
# Delay import of module until first use because it is heavy
Part = lz.LazyLoader("Part", globals(), "Part")
## \addtogroup draftgeoutils
# @{
def fillet(lEdges, r, chamfer=False, limit=0):
"""Return a list of sorted edges describing a round corner.
Author: Jacques-Antoine Gaudin
"""
def getCurveType(edge, existingCurveType=None):
"""Build or complete a dictionary containing edges.
The dictionary contains edges with keys 'Arc' and 'Line'.
"""
if not existingCurveType:
existingCurveType = {'Line': [],
'Arc': []}
if issubclass(type(edge.Curve), Part.LineSegment):
existingCurveType['Line'] += [edge]
elif issubclass(type(edge.Curve), Part.Line):
existingCurveType['Line'] += [edge]
elif issubclass(type(edge.Curve), Part.Circle):
existingCurveType['Arc'] += [edge]
else:
raise ValueError("Edge's curve must be either Line or Arc")
return existingCurveType
rndEdges = lEdges[0:2]
rndEdges = Part.__sortEdges__(rndEdges)
if len(rndEdges) < 2:
return rndEdges
if r <= 0:
print("DraftGeomUtils.fillet: Error: radius is negative.")
return rndEdges
curveType = getCurveType(rndEdges[0])
curveType = getCurveType(rndEdges[1], curveType)
lVertexes = rndEdges[0].Vertexes + [rndEdges[1].Vertexes[-1]]
if len(curveType['Line']) == 2:
# Deals with 2-line-edges lists
U1 = lVertexes[0].Point.sub(lVertexes[1].Point)
U1.normalize()
U2 = lVertexes[2].Point.sub(lVertexes[1].Point)
U2.normalize()
alpha = U1.getAngle(U2)
if chamfer:
# correcting r value so the size of the chamfer = r
beta = math.pi - alpha/2
r = (r/2)/math.cos(beta)
# Edges have same direction
if (round(alpha, precision()) == 0
or round(alpha - math.pi, precision()) == 0):
print("DraftGeomUtils.fillet: Warning: "
"edges have same direction. Did nothing")
return rndEdges
dToCenter = r / math.sin(alpha/2.0)
dToTangent = (dToCenter**2-r**2)**(0.5)
dirVect = App.Vector(U1)
dirVect.scale(dToTangent, dToTangent, dToTangent)
arcPt1 = lVertexes[1].Point.add(dirVect)
dirVect = U2.add(U1)
dirVect.normalize()
dirVect.scale(dToCenter - r, dToCenter - r, dToCenter - r)
arcPt2 = lVertexes[1].Point.add(dirVect)
dirVect = App.Vector(U2)
dirVect.scale(dToTangent, dToTangent, dToTangent)
arcPt3 = lVertexes[1].Point.add(dirVect)
if (dToTangent > lEdges[0].Length) or (dToTangent > lEdges[1].Length):
print("DraftGeomUtils.fillet: Error: radius value ", r,
" is too high")
return rndEdges
if chamfer:
newedge = Part.Edge(Part.LineSegment(arcPt1, arcPt3))
else:
newedge = Part.Edge(Part.Arc(arcPt1, arcPt2, arcPt3))
if newedge.Length <= 100:
return rndEdges
rndEdges[1] = newedge
if lVertexes[0].Point == arcPt1:
# fillet consumes entire first edge
rndEdges.pop(0)
else:
rndEdges[0] = Part.Edge(Part.LineSegment(lVertexes[0].Point, arcPt1))
if lVertexes[2].Point != arcPt3:
# fillet does not consume entire second edge
rndEdges += [Part.Edge(Part.LineSegment(arcPt3, lVertexes[2].Point))]
return rndEdges
elif len(curveType['Arc']) == 1:
# Deals with lists containing an arc and a line
if lEdges[0] in curveType['Arc']:
lineEnd = lVertexes[2]
arcEnd = lVertexes[0]
arcFirst = True
else:
lineEnd = lVertexes[0]
arcEnd = lVertexes[2]
arcFirst = False
arcCenter = curveType['Arc'][0].Curve.Center
arcRadius = curveType['Arc'][0].Curve.Radius
arcAxis = curveType['Arc'][0].Curve.Axis
arcLength = curveType['Arc'][0].Length
U1 = lineEnd.Point.sub(lVertexes[1].Point)
U1.normalize()
toCenter = arcCenter.sub(lVertexes[1].Point)
if arcFirst: # make sure the tangent points towards the arc
T = arcAxis.cross(toCenter)
else:
T = toCenter.cross(arcAxis)
projCenter = toCenter.dot(U1)
if round(abs(projCenter), precision()) > 0:
normToLine = U1.cross(T).cross(U1)
else:
normToLine = App.Vector(toCenter)
normToLine.normalize()
dCenterToLine = toCenter.dot(normToLine) - r
if round(projCenter, precision()) > 0:
newRadius = arcRadius - r
elif (round(projCenter, precision()) < 0
or (round(projCenter, precision()) == 0 and U1.dot(T) > 0)):
newRadius = arcRadius + r
else:
print("DraftGeomUtils.fillet: Warning: "
"edges are already tangent. Did nothing")
return rndEdges
toNewCent = newRadius**2 - dCenterToLine**2
if toNewCent > 0:
toNewCent = abs(abs(projCenter) - toNewCent**(0.5))
else:
print("DraftGeomUtils.fillet: Error: radius value ", r,
" is too high")
return rndEdges
U1.scale(toNewCent, toNewCent, toNewCent)
normToLine.scale(r, r, r)
newCent = lVertexes[1].Point.add(U1).add(normToLine)
arcPt1 = lVertexes[1].Point.add(U1)
arcPt2 = lVertexes[1].Point.sub(newCent)
arcPt2.normalize()
arcPt2.scale(r, r, r)
arcPt2 = arcPt2.add(newCent)
if newRadius == arcRadius - r:
arcPt3 = newCent.sub(arcCenter)
else:
arcPt3 = arcCenter.sub(newCent)
arcPt3.normalize()
arcPt3.scale(r, r, r)
arcPt3 = arcPt3.add(newCent)
arcPt = [arcPt1, arcPt2, arcPt3]
# Warning: In the following I used a trick for calling
# the right element in arcPt or V:
# arcFirst is a boolean so - not arcFirst is -0 or -1
# list[-1] is the last element of a list and list[0] the first
# this way I don't have to proceed tests to know the position
# of the arc
myTrick = not arcFirst
V = [arcPt3]
V += [arcEnd.Point]
toCenter.scale(-1, -1, -1)
delLength = arcRadius * V[0].sub(arcCenter).getAngle(toCenter)
if delLength > arcLength or toNewCent > curveType['Line'][0].Length:
print("DraftGeomUtils.fillet: Error: radius value ", r,
" is too high")
return rndEdges
arcAsEdge = arcFrom2Pts(V[-arcFirst], V[-myTrick], arcCenter, arcAxis)
V = [lineEnd.Point, arcPt1]
lineAsEdge = Part.Edge(Part.LineSegment(V[-arcFirst], V[myTrick]))
rndEdges[not arcFirst] = arcAsEdge
rndEdges[arcFirst] = lineAsEdge
if chamfer:
rndEdges[1:1] = [Part.Edge(Part.LineSegment(arcPt[- arcFirst],
arcPt[- myTrick]))]
else:
rndEdges[1:1] = [Part.Edge(Part.Arc(arcPt[- arcFirst],
arcPt[1],
arcPt[- myTrick]))]
return rndEdges
elif len(curveType['Arc']) == 2:
# Deals with lists of 2 arc-edges
(arcCenter, arcRadius,
arcAxis, arcLength,
toCenter, T, newRadius) = [], [], [], [], [], [], []
for i in range(2):
arcCenter += [curveType['Arc'][i].Curve.Center]
arcRadius += [curveType['Arc'][i].Curve.Radius]
arcAxis += [curveType['Arc'][i].Curve.Axis]
arcLength += [curveType['Arc'][i].Length]
toCenter += [arcCenter[i].sub(lVertexes[1].Point)]
T += [arcAxis[0].cross(toCenter[0])]
T += [toCenter[1].cross(arcAxis[1])]
CentToCent = toCenter[1].sub(toCenter[0])
dCentToCent = CentToCent.Length
sameDirection = (arcAxis[0].dot(arcAxis[1]) > 0)
TcrossT = T[0].cross(T[1])
if sameDirection:
if round(TcrossT.dot(arcAxis[0]), precision()) > 0:
newRadius += [arcRadius[0] + r]
newRadius += [arcRadius[1] + r]
elif round(TcrossT.dot(arcAxis[0]), precision()) < 0:
newRadius += [arcRadius[0] - r]
newRadius += [arcRadius[1] - r]
elif T[0].dot(T[1]) > 0:
newRadius += [arcRadius[0] + r]
newRadius += [arcRadius[1] + r]
else:
print("DraftGeomUtils.fillet: Warning: "
"edges are already tangent. Did nothing")
return rndEdges
elif not sameDirection:
if round(TcrossT.dot(arcAxis[0]), precision()) > 0:
newRadius += [arcRadius[0] + r]
newRadius += [arcRadius[1] - r]
elif round(TcrossT.dot(arcAxis[0]), precision()) < 0:
newRadius += [arcRadius[0] - r]
newRadius += [arcRadius[1] + r]
elif T[0].dot(T[1]) > 0:
if arcRadius[0] > arcRadius[1]:
newRadius += [arcRadius[0] - r]
newRadius += [arcRadius[1] + r]
elif arcRadius[1] > arcRadius[0]:
newRadius += [arcRadius[0] + r]
newRadius += [arcRadius[1] - r]
else:
print("DraftGeomUtils.fillet: Warning: "
"arcs are coincident. Did nothing")
return rndEdges
else:
print("DraftGeomUtils.fillet: Warning: "
"edges are already tangent. Did nothing")
return rndEdges
if (newRadius[0] + newRadius[1] < dCentToCent
or newRadius[0] - newRadius[1] > dCentToCent
or newRadius[1] - newRadius[0] > dCentToCent):
print("DraftGeomUtils.fillet: Error: radius value ", r,
" is too high")
return rndEdges
x = ((dCentToCent**2 + newRadius[0]**2 - newRadius[1]**2)
/ (2*dCentToCent))
y = (newRadius[0]**2 - x**2)**(0.5)
CentToCent.normalize()
toCenter[0].normalize()
toCenter[1].normalize()
if abs(toCenter[0].dot(toCenter[1])) != 1:
normVect = CentToCent.cross(CentToCent.cross(toCenter[0]))
else:
normVect = T[0]
normVect.normalize()
CentToCent.scale(x, x, x)
normVect.scale(y, y, y)
newCent = arcCenter[0].add(CentToCent.add(normVect))
CentToNewCent = [newCent.sub(arcCenter[0]),
newCent.sub(arcCenter[1])]
for i in range(2):
CentToNewCent[i].normalize()
if newRadius[i] == arcRadius[i] + r:
CentToNewCent[i].scale(-r, -r, -r)
else:
CentToNewCent[i].scale(r, r, r)
toThirdPt = lVertexes[1].Point.sub(newCent)
toThirdPt.normalize()
toThirdPt.scale(r, r, r)
arcPt1 = newCent.add(CentToNewCent[0])
arcPt2 = newCent.add(toThirdPt)
arcPt3 = newCent.add(CentToNewCent[1])
arcPt = [arcPt1, arcPt2, arcPt3]
arcAsEdge = []
for i in range(2):
toCenter[i].scale(-1, -1, -1)
delLength = (arcRadius[i]
* arcPt[-i].sub(arcCenter[i]).getAngle(toCenter[i]))
if delLength > arcLength[i]:
print("DraftGeomUtils.fillet: Error: radius value ", r,
" is too high")
return rndEdges
V = [arcPt[-i], lVertexes[-i].Point]
arcAsEdge += [arcFrom2Pts(V[i-1], V[-i],
arcCenter[i], arcAxis[i])]
rndEdges[0] = arcAsEdge[0]
rndEdges[1] = arcAsEdge[1]
if chamfer:
rndEdges[1:1] = [Part.Edge(Part.LineSegment(arcPt[0], arcPt[2]))]
else:
rndEdges[1:1] = [Part.Edge(Part.Arc(arcPt[0],
arcPt[1],
arcPt[2]))]
return rndEdges
def filletWire(aWire, r, chamfer=False):
"""Fillet each angle of a wire with r as radius.
If chamfer is true, a `chamfer` is made instead, and `r` is the
size of the chamfer.
"""
edges = aWire.Edges
edges = Part.__sortEdges__(edges)
filEdges = [edges[0]]
for i in range(len(edges) - 1):
result = fillet([filEdges[-1], edges[i+1]], r, chamfer)
if len(result) > 2:
filEdges[-1:] = result[0:3]
else:
filEdges[-1:] = result[0:2]
if isReallyClosed(aWire):
result = fillet([filEdges[-1], filEdges[0]], r, chamfer)
if len(result) > 2:
filEdges[-1:] = result[0:2]
filEdges[0] = result[2]
return Part.Wire(filEdges)
## @}

464
Utils/PVPlantTrace.py Normal file
View File

@@ -0,0 +1,464 @@
# /**********************************************************************
# * *
# * Copyright (c) 2021 Javier Braña <javier.branagutierrez@gmail.com> *
# * *
# * This program is free software; you can redistribute it and/or modify*
# * it under the terms of the GNU Lesser General Public License (LGPL) *
# * as published by the Free Software Foundation; either version 2 of *
# * the License, or (at your option) any later version. *
# * for detail see the LICENCE text file. *
# * *
# * This program is distributed in the hope that it will be useful, *
# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
# * GNU Library General Public License for more details. *
# * *
# * You should have received a copy of the GNU Library General Public *
# * License along with this program; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307*
# * USA *
# * *
# ***********************************************************************
import os
from copy import deepcopy
import FreeCAD
import Part
from pivy import coin
if FreeCAD.GuiUp:
import FreeCADGui
from PySide import QtCore
from PySide.QtCore import QT_TRANSLATE_NOOP
else:
# \cond
def translate(ctxt, txt):
return txt
def QT_TRANSLATE_NOOP(ctxt, txt):
return txt
# \endcond
try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
def _fromUtf8(s):
return s
from PVPlantResources import DirIcons as DirIcons
'''
import threading
import datetime
class ThreadClass(threading.Thread):
def __init__(self, land, Trace):
self.land = land
self.trace = Trace
def run(self):
tmp = self.land.makeParallelProjection(self.trace, FreeCAD.Vector(0, 0, 1))
pts = [ver.Point for ver in tmp.Vertexes]
return pts
for i in range(2):
t = ThreadClass()
t.start()
'''
def makeTrace(points = None, label = "Trace"):
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython", "Trace")
obj.Label = label
Trace(obj)
ViewProviderTrace(obj.ViewObject)
if points:
obj.Points = points
return obj
class Trace:
def __init__(self, obj):
self.setCommonProperties(obj)
def setCommonProperties(self, obj):
pl = obj.PropertiesList
if not ("Points" in pl):
obj.addProperty("App::PropertyVectorList",
"Points",
"PlacementLine",
QT_TRANSLATE_NOOP("App::Property", "The height of this object")
)
if not ("ProjectionPoints" in pl):
obj.addProperty("App::PropertyVectorList",
"ProjectionPoints",
"PlacementLine",
QT_TRANSLATE_NOOP("App::Property", "The height of this object")
)
if not ("ShowTrend" in pl):
obj.addProperty("App::PropertyBool",
"ShowTrend",
"PlacementLine",
QT_TRANSLATE_NOOP("App::Property", "The height of this object")
).ShowTrend = True
if not ("Edit" in pl):
obj.addProperty("App::PropertyBool",
"Edit",
"PlacementLine",
QT_TRANSLATE_NOOP("App::Property", "The height of this object")
).Edit = False
self.Type = "TraceLine"
obj.Proxy = self
def onChanged(self, obj, prop):
''' Do something when a property has changed '''
if prop == "Edit":
if obj.Edit:
subobj = FreeCADGui.Selection.getSelectionEx()[0].SubObjects[0]
if subobj.__class__ == Part.Circle:
print ("Circle")
def execute(self, obj):
shape = None
base = None
if len(obj.Points) > 1:
base = Part.makePolygon(obj.Points)
import DraftGeomUtils
w = DraftGeomUtils.filletWire(base, 8000)
if w:
shape = w
if shape:
obj.Shape = shape
'''
if len(obj.ProjectionPoints) > 1 and obj.ShowTrend:
# TODO: check:
from scipy import stats
xx = list()
yy = list()
zz = list()
for pts in obj.ProjectionPoints:
xx.append(pts.x)
yy.append(pts.y)
zz.append(pts.z)
slope, intercept, r, p, std_err = stats.linregress(yy, zz)
def myfunc(x):
return slope * x + intercept
x = list()
x.append(yy[0])
x.append(yy[-1])
newzz = list(map(myfunc, x))
for p in range(len(obj.Points) - 1):
#found = [i for i in map(lambda n: float(n.replace(',', '.')), values) if 1.50 < i < 2.50]
r = []
#if obj.Points[p]
mi = obj.Points[p + 1]
ma = obj.Points[p]
for p3d in obj.ProjectionPoints:
if mi.x <= p3d.x <= ma.x and mi.y <= p3d.y <= ma.y:
r.append(p3d)
tmp = Part.makePolygon([FreeCAD.Vector(xx[0], yy[0], newzz[0]),
FreeCAD.Vector(xx[-1], yy[-1], newzz[-1])])
#obj.Shape = obj.Shape.fuse([tmp,])
'''
class ViewFunctions:
def get_stations(self, obj):
""" Retrieve the coordinates of the start and end points of the station
tick mark orthogonal to the alignment """
start = obj.Proxy.model.data['meta']['StartStation']
length = obj.Proxy.model.data['meta']['Length']
end = start + length/1000
stations = {}
for sta in range(int(start), int(end)):
if sta % 10 == 0:
tuple_coord, tuple_vec =\
obj.Proxy.model.get_orthogonal( sta, "Left", True)
coord = FreeCAD.Vector(tuple_coord)
vec = FreeCAD.Vector(tuple_vec)
left_vec = deepcopy(vec)
right_vec = deepcopy(vec)
left_side = coord.add(left_vec.multiply(1500))
right_side = coord.add(right_vec.negative().multiply(1500))
stations[sta] = [left_side, right_side]
return stations
class ViewProviderTrace(ViewFunctions):
def __init__(self, vobj):
''' Set view properties '''
self.Object = None
self.editor = None
self.select_state = True
self.active = False
vobj.Proxy = self
def getIcon(self):
''' Return object treeview icon '''
return str(os.path.join(DirIcons, "Trace.svg"))
def attach(self, vobj):
''' Create Object visuals in 3D view '''
self.Object = vobj.Object
# Line style.
line_style = coin.SoDrawStyle()
line_style.style = coin.SoDrawStyle.LINES
line_style.lineWidth = 2
# Line geometry keepers.
line_color = coin.SoBaseColor()
line_color.rgb = (1.0, 0.0, 0.0)
self.lines = coin.SoSeparator()
self.lines.addChild(line_style)
self.lines.addChild(line_color)
# Curve geometry keepers.
curve_color = coin.SoBaseColor()
curve_color.rgb = (0.0, 0.5, 0.0)
self.curves = coin.SoSeparator()
self.curves.addChild(line_style)
self.curves.addChild(curve_color)
# Spiral geometry keepers.
spiral_color = coin.SoBaseColor()
spiral_color.rgb = (0.0, 0.33, 1.0)
self.spirals = coin.SoSeparator()
self.spirals.addChild(line_style)
self.spirals.addChild(spiral_color)
# Labels root.
ticks = coin.SoSeparator()
self.tick_coords = coin.SoGeoCoordinate()
self.tick_lines = coin.SoLineSet()
ticks.addChild(self.tick_coords)
ticks.addChild(self.tick_lines)
self.labels = coin.SoSeparator()
# Alignment root.
lines_root = coin.SoSeparator()
lines_root.addChild(self.lines)
lines_root.addChild(self.curves)
lines_root.addChild(self.spirals)
lines_root.addChild(ticks)
lines_root.addChild(self.labels)
vobj.addDisplayMode(lines_root, "Wireframe")
def updateData(self, obj, prop):
'''
Update Object visuals when a data property changed.
'''
if prop == "Shape":
shape = obj.getPropertyByName(prop)
if not shape.SubShapes: return
# Set System.
#origin = geo_origin.get()
#geo_system = ["UTM", origin.UtmZone, "FLAT"]
copy_shape = shape.copy()
copy_shape.Placement.move(shape.Placement.Base)
#copy_shape.Placement.move(origin.Origin)
lines = copy_shape.SubShapes[0]
for wire in lines.Wires:
points = []
for vertex in wire.OrderedVertexes:
points.append(vertex.Point)
line = coin.SoType.fromName('SoFCSelection').createInstance()
line.style = 'EMISSIVE_DIFFUSE'
line_coords = coin.SoGeoCoordinate()
#line_coords.geoSystem.setValues(geo_system)
line_coords.point.values = points
line_set = coin.SoLineSet()
line.addChild(line_coords)
line.addChild(line_set)
self.lines.addChild(line)
del points
curves = copy_shape.SubShapes[1]
for wire in curves.Wires:
points = []
for vertex in wire.OrderedVertexes:
points.append(vertex.Point)
curve = coin.SoType.fromName('SoFCSelection').createInstance()
curve.style = 'EMISSIVE_DIFFUSE'
curve_coords = coin.SoGeoCoordinate()
#curve_coords.geoSystem.setValues(geo_system)
curve_coords.point.values = points
curve_set = coin.SoLineSet()
curve.addChild(curve_coords)
curve.addChild(curve_set)
self.curves.addChild(curve)
del points
spirals = copy_shape.SubShapes[2]
for wire in spirals.Wires:
points = []
for vertex in wire.OrderedVertexes:
points.append(vertex.Point)
spiral = coin.SoType.fromName('SoFCSelection').createInstance()
spiral.style = 'EMISSIVE_DIFFUSE'
spiral_coords = coin.SoGeoCoordinate()
#spiral_coords.geoSystem.setValues(geo_system)
spiral_coords.point.values = points
spiral_set = coin.SoLineSet()
spiral.addChild(spiral_coords)
spiral.addChild(spiral_set)
self.spirals.addChild(spiral)
del points
del copy_shape
def setEdit(self, vobj, mode=0):
"""Method called when the document requests the object to enter edit mode.
Edit mode is entered when a user double clicks on an object in the tree
view, or when they use the menu option [Edit -> Toggle Edit Mode].
Just display the standard Point Edit task panel.
Parameters
----------
mode: int or str
The edit mode the document has requested. Set to 0 when requested via
a double click or [Edit -> Toggle Edit Mode].
Returns
-------
bool
If edit mode was entered.
"""
if (mode == 0) and hasattr(self, "Object"):
import Utils.profile_editor as editor
if vobj.Selectable:
self.select_state = True
vobj.Selectable = False
pts = list()
for i in range(len(self.Object.Points)):
p = self.Object.Points[i]
#pts.append(editor.MarkerOnShape([p]))
self.editor = editor.Edit(self.Object) #(pts, self.Object)
'''for i in range(min(len(self.Object.Shape.Edges), len(self.editor.lines))):
self.editor.lines[i].updateLine()'''
self.active = True
return True
return False
def unsetEdit(self, vobj, mode=0):
"""
Disable edit
"""
import Utils.profile_editor as editor
if isinstance(self.editor, editor.Edit):# and check_pivy():
pts = list()
for p in self.editor.points:
if isinstance(p, editor.MarkerOnShape):
pt = p.points[0]
pts.append(FreeCAD.Vector(pt[0], pt[1], pt[2]))
self.Object.Points = pts
vobj.Selectable = self.select_state
self.editor.quit()
del self.editor
self.editor = None
self.active = False
self.Object.Document.recompute()
return True
def doubleClicked(self, vobj):
if not hasattr(self, 'active'):
self.active = False
if not self.active:
self.active = True
# self.setEdit(vobj)
vobj.Document.setEdit(vobj)
else:
vobj.Document.resetEdit()
self.active = False
return True
def setupContextMenu(self, obj, menu):
"""
Context menu construction
"""
pass
def edit(self):
"""
Edit callback
"""
pass
def __getstate__(self):
"""
Save variables to file.
"""
return None
def __setstate__(self, state):
"""
Get variables from file.
"""
return None
class CommandTrace:
def GetResources(self):
return {'Pixmap': str(os.path.join(DirIcons, "Trace.svg")),
'Accel': "T, R",
'MenuText': "Trace",
'ToolTip': "Trace"}
def Activated(self):
points = None
'''
sel = FreeCADGui.Selection.getSelection()
if sel:
points = sel[0].Points
'''
obj = makeTrace(points)
#obj.ViewObject.Document.setEdit(obj.ViewObject)
def IsActive(self):
if FreeCAD.ActiveDocument:
return True
else:
return False
if FreeCAD.GuiUp:
FreeCADGui.addCommand('Trace', CommandTrace())

321
Utils/PVPlantUtils.py Normal file
View File

@@ -0,0 +1,321 @@
import math
import FreeCAD
import Part
if FreeCAD.GuiUp:
from PySide import QtCore
else:
# \cond
def translate(ctxt, txt):
return txt
def QT_TRANSLATE_NOOP(ctxt, txt):
return txt
# \endcond
try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
def _fromUtf8(s):
return s
def VectorToPoint(vector):
from shapely.geometry import Point
if True:
return Point(vector.x, vector.y)
else:
return Point(vector.x, vector.y, vector.z)
# buscar el camino más corto:
from collections import defaultdict
class Graph():
def __init__(self):
"""
self.edges is a dict of all possible next nodes
e.g. {'X': ['A', 'B', 'C', 'E'], ...}
self.weights has all the weights between two nodes,
with the two nodes as a tuple as the key
e.g. {('X', 'A'): 7, ('X', 'B'): 2, ...}
"""
self.edges = defaultdict(list)
self.weights = {}
def add_edge(self, from_node, to_node, weight):
# Note: assumes edges are bi-directional
self.edges[from_node].append(to_node)
self.edges[to_node].append(from_node)
self.weights[(from_node, to_node)] = weight
self.weights[(to_node, from_node)] = weight
def dijsktra(graph, initial, end):
# shortest paths is a dict of nodes
# whose value is a tuple of (previous node, weight)
shortest_paths = {initial: (None, 0)}
current_node = initial
visited = set()
while current_node != end:
visited.add(current_node)
destinations = graph.edges[current_node]
weight_to_current_node = shortest_paths[current_node][1]
for next_node in destinations:
weight = graph.weights[(current_node, next_node)] + weight_to_current_node
if next_node not in shortest_paths:
shortest_paths[next_node] = (current_node, weight)
else:
current_shortest_weight = shortest_paths[next_node][1]
if current_shortest_weight > weight:
shortest_paths[next_node] = (current_node, weight)
next_destinations = {node: shortest_paths[node] for node in shortest_paths if node not in visited}
if not next_destinations:
return "Route Not Possible"
# next node is the destination with the lowest weight
current_node = min(next_destinations, key=lambda k: next_destinations[k][1])
# Work back through destinations in shortest path
path = []
while current_node is not None:
path.append(current_node)
next_node = shortest_paths[current_node][0]
current_node = next_node
# Reverse path
path = path[::-1]
return path
'''
Flatten a wire to 2 axis: X - Y
'''
def FlattenWire(wire):
pts = []
xx = 0
for i, ver in enumerate(wire.Vertexes):
if i == 0:
pts.append(FreeCAD.Vector(xx, ver.Point.z, 0))
else:
xx += (ver.Point - wire.Vertexes[i - 1].Point).Length
pts.append(FreeCAD.Vector(xx, ver.Point.z, 0))
return Part.makePolygon(pts)
def flattenWire(wire):
pts = []
for i, ver in enumerate(wire.Vertexes):
point = FreeCAD.Vector(ver.Point)
point.z = 0
pts.append(point)
return Part.makePolygon(pts)
def simplifyWire(wire):
if not wire.isDerivedFrom("Part::Part2DObject"):
wire = flattenWire(wire)
pts = [ver.Point for ver in wire.Vertexes]
for i in range(len(pts)-2):
'''
'''
'''for i in range(len(wire.Edges) - 1):
ed1 = wire.Edges[i]
ed2 = wire.Edges[i + 1]
vec1 = ed1.Vertexes[1].Point.sub(ed1.Vertexes[0].Point)
vec2 = ed2.Vertexes[1].Point.sub(ed2.Vertexes[0].Point)
angle = vec1.getAngle(vec2)
if angle == 0:'''
def getPointsFromVertexes(Vertexes):
return [ver.Point for ver in Vertexes]
def makeProfileFromTerrain(path):
import PVPlantSite
terrain = PVPlantSite.get().Terrain
if terrain:
return terrain.Shape.makeParallelProjection(path.Shape.Wires[0], FreeCAD.Vector(0, 0, 1))
def angleToPercent(deg):
''' ángulo en porcentaje = tan(ángulo en grados) * 100% '''
return math.tan(math.radians(deg)) * 100
def PercentToAngle(percent):
''' ángulo en grados = arctan(ángulo en porcentaje / 100%) '''
return math.degrees(math.atan(percent / 100))
def getEWAngle(frame1, frame2):
vec = frame2.Placement.Base.sub(frame1.Placement.Base)
rad = vec.getAngle(FreeCAD.Vector(1, 0, 0))
deg = math.degrees(rad)
if deg > 90:
deg = 180 - deg
return deg
def simplifyWire(wire):
import math
closed = False
points = [ver.Point for ver in wire.Vertexes]
if points[0] == points[-1]:
points.pop(-1)
closed = True
if len(points) < 3:
return wire
'''cnt = 0
while cnt < (len(points) - 2):
p1 = cnt + 1
if p1 == len(points)-2:
p1 = 0
elif p1 == len(points)-1:
p1 = 1
p2 = p1 + 1
vec1 = points[p1].sub(points[cnt])
vec2 = points[p2].sub(points[p1])
angle = vec2.getAngle(vec1)
# Edges have same direction
if (round(angle, 2) == 0) or (round(angle - math.pi, 2) == 0):
points.pop(cnt + 1)
else:
cnt += 1'''
i = 0
while i < len(points) - 2:
p1 = points[(i + 1) % len(points)]
p2 = points[(i + 2) % len(points)]
vec1 = p1 - points[i]
vec2 = p2 - p1
angle = vec2.getAngle(vec1)
# Agregar tolerancia para el ángulo
if round(angle, 2) == 0 or round(angle - math.pi, 2) == 0:
points.pop(i + 1)
else:
i += 1
if closed:
points.append(FreeCAD.Vector(points[0]))
pol = Part.makePolygon(points)
return pol
def getProjected(shape, direction=FreeCAD.Vector(0, 0, 1)): # Based on Draft / shape2dview
""" returns projected edges from a shape and a direction """
import Part, TechDraw
edges = []
groups = TechDraw.projectEx(shape, direction)
for g in groups[0:5]:
if g:
if len(g.Edges) > 0:
edges.extend(g.Edges)
if len(edges) > 1:
ow = TechDraw.findOuterWire(edges)
else:
ow = Part.Wire(edges[0])
return ow
def findObjects(classtype):
objects = FreeCAD.ActiveDocument.Objects
objlist = list()
for object in objects:
if hasattr(object, "Proxy"):
if object.Proxy.Type == classtype:
objlist.append(object)
return objlist
def getClosePoints(sh1, angle):
'''
sh1= reference
tag angle = height / offset
- dato conocido: angle
- si conocemos offset (= 1 mm) => height = offset * tag angle
'''
import Draft, math, Part
import MeshPart as mp
pts = []
for ver in sh1.Vertexes:
point = FreeCAD.Vector(ver.Point)
point.z = 0
pts.append([point, ver])
minsh1 = min(pts, key=lambda x: x[1].Z)[1]
projected = getProjected(max(sh1.Wires, key=lambda x: x.Length))
sh2 = projected.makeOffset2D(1, 0, False, False, True)
height = math.tan(math.radians(angle))
sh2.Placement.Base.z = - height
sh2pts = []
for edge in sh2.Edges:
count = 0
if issubclass(type(edge.Curve), Part.Circle):
v1 = edge.Vertexes[0].Point.sub(edge.Curve.Center)
v2 = edge.Curve.Center.sub(edge.Vertexes[0].Point)
count = int(v1.getAngle(v2) / math.radians(5))
if count > 0:
sh2pts.extend(edge.discretize(Number=count))
else:
sh2pts.append(edge.Vertexes[0].Point)
def getline(real, pro):
land = FreeCAD.ActiveDocument.Mesh002.Mesh
vec = FreeCAD.Vector(real.Point)
vec.z = 0
vec = vec.sub(pro)
vec.normalize()
vec.Length = 10000
vec = real.Point.sub(vec)
line = Part.LineSegment(real.Point, vec)
plane = Part.Plane(minsh1, FreeCAD.Vector(0, 0, 1))
tmp = mp.projectPointsOnMesh([real.Point,], land, vec)
if len(tmp) > 0:
return tmp[0]
#Draft.makeLine(real.Point, vec)
#return vec
lines = []
if len(sh1.Vertexes) >= len(sh2pts):
for ver in sh1.Vertexes:
point = FreeCAD.Vector(ver.Point)
point.z = 0
mn = min(sh2.Vertexes, key=lambda x: x.Point.sub(point).Length)
getpoints(ver, mn)
else:
from datetime import datetime
starttime = datetime.now()
for point in sh2pts:
mn = min(pts, key=lambda x: x[0].sub(point).Length)
lines.append(getline(mn[1], point))
total_time = datetime.now() - starttime
print(" -- Tiempo tardado en ajustar al terreno:", total_time)
ret = [ver.Point for ver in sh1.Vertexes]
ret.extend(lines)
Draft.makeWire(lines, closed=True)
import Mesh
from MeshTools.Triangulation import Triangulate
m = Triangulate(ret, MaxlengthLE=4000)
Mesh.show(m)
import FreeCAD as App
def offset_wire(wire, distance):
# Crear un tubo alrededor de la wire original
tube = Part.makeTube(wire, distance)
# Offsetear el tubo
offset_wire = tube.makeOffsetShape(distance)
return offset_wire

View File

@@ -0,0 +1,348 @@
# -*- coding: utf-8 -*-
__title__ = "Freehand BSpline"
__author__ = "Christophe Grellier (Chris_G)"
__license__ = "LGPL 2.1"
__doc__ = "Creates an freehand BSpline curve"
__usage__ = """*** Interpolation curve control keys :
a - Select all / Deselect
i - Insert point in selected segments
t - Set / unset tangent (view direction)
p - Align selected objects
s - Snap points on shape / Unsnap
l - Set/unset a linear interpolation
x,y,z - Axis constraints during grab
q - Apply changes and quit editing"""
import os
import FreeCAD
import FreeCADGui
import Part
from . import ICONPATH
from . import _utils
from . import profile_editor
TOOL_ICON = os.path.join(ICONPATH, 'editableSpline.svg')
# debug = _utils.debug
debug = _utils.doNothing
def check_pivy():
try:
profile_editor.MarkerOnShape([FreeCAD.Vector()])
return True
except Exception as exc:
FreeCAD.Console.PrintWarning(str(exc) + "\nPivy interaction library failure\n")
return False
def midpoint(e):
p = e.FirstParameter + 0.5 * (e.LastParameter - e.FirstParameter)
return e.valueAt(p)
class GordonProfileFP:
"""Creates an editable interpolation curve"""
def __init__(self, obj, s, d, t):
"""Add the properties"""
obj.addProperty("App::PropertyLinkSubList", "Support", "Profile", "Constraint shapes").Support = s
obj.addProperty("App::PropertyFloatConstraint", "Parametrization", "Profile", "Parametrization factor")
obj.addProperty("App::PropertyFloat", "Tolerance", "Profile", "Tolerance").Tolerance = 1e-5
obj.addProperty("App::PropertyBool", "Periodic", "Profile", "Periodic curve").Periodic = False
obj.addProperty("App::PropertyVectorList", "Data", "Profile", "Data list").Data = d
obj.addProperty("App::PropertyVectorList", "Tangents", "Profile", "Tangents list")
obj.addProperty("App::PropertyBoolList", "Flags", "Profile", "Tangent flags")
obj.addProperty("App::PropertyIntegerList", "DataType", "Profile", "Types of interpolated points").DataType = t
obj.addProperty("App::PropertyBoolList", "LinearSegments", "Profile", "Linear segment flags")
obj.Parametrization = (1.0, 0.0, 1.0, 0.05)
obj.Proxy = self
def get_shapes(self, fp):
if hasattr(fp, 'Support'):
sl = list()
for ob, names in fp.Support:
for name in names:
if "Vertex" in name:
n = eval(name.lstrip("Vertex"))
if len(ob.Shape.Vertexes) >= n:
sl.append(ob.Shape.Vertexes[n - 1])
elif ("Point" in name):
sl.append(Part.Vertex(ob.Shape.Point))
elif ("Edge" in name):
n = eval(name.lstrip("Edge"))
if len(ob.Shape.Edges) >= n:
sl.append(ob.Shape.Edges[n - 1])
elif ("Face" in name):
n = eval(name.lstrip("Face"))
if len(ob.Shape.Faces) >= n:
sl.append(ob.Shape.Faces[n - 1])
return sl
def get_points(self, fp, stretch=True):
touched = False
shapes = self.get_shapes(fp)
if not len(fp.Data) == len(fp.DataType):
FreeCAD.Console.PrintError("Gordon Profile : Data and DataType mismatch\n")
return(None)
pts = list()
shape_idx = 0
for i in range(len(fp.Data)):
if fp.DataType[i] == 0: # Free point
pts.append(fp.Data[i])
elif (fp.DataType[i] == 1):
if (shape_idx < len(shapes)): # project on shape
d, p, i = Part.Vertex(fp.Data[i]).distToShape(shapes[shape_idx])
if d > fp.Tolerance:
touched = True
pts.append(p[0][1]) # shapes[shape_idx].valueAt(fp.Data[i].x))
shape_idx += 1
else:
pts.append(fp.Data[i])
if stretch and touched:
params = [0]
knots = [0]
moves = [pts[0] - fp.Data[0]]
lsum = 0
mults = [2]
for i in range(1, len(pts)):
lsum += fp.Data[i - 1].distanceToPoint(fp.Data[i])
params.append(lsum)
if fp.DataType[i] == 1:
knots.append(lsum)
moves.append(pts[i] - fp.Data[i])
mults.insert(1, 1)
mults[-1] = 2
if len(moves) < 2:
return(pts)
# FreeCAD.Console.PrintMessage("%s\n%s\n%s\n"%(moves,mults,knots))
curve = Part.BSplineCurve()
curve.buildFromPolesMultsKnots(moves, mults, knots, False, 1)
for i in range(1, len(pts)):
if fp.DataType[i] == 0:
# FreeCAD.Console.PrintMessage("Stretch %s #%d: %s to %s\n"%(fp.Label,i,pts[i],curve.value(params[i])))
pts[i] += curve.value(params[i])
if touched:
return pts
else:
return False
def execute(self, obj):
try:
o = FreeCADGui.ActiveDocument.getInEdit().Object
if o == obj:
return
except:
FreeCAD.Console.PrintWarning("execute is disabled during editing\n")
pts = self.get_points(obj)
if pts:
if len(pts) < 2:
FreeCAD.Console.PrintError("{} : Not enough points\n".format(obj.Label))
return False
else:
obj.Data = pts
else:
pts = obj.Data
tans = [FreeCAD.Vector()] * len(pts)
flags = [False] * len(pts)
for i in range(len(obj.Tangents)):
tans[i] = obj.Tangents[i]
for i in range(len(obj.Flags)):
flags[i] = obj.Flags[i]
# if not (len(obj.LinearSegments) == len(pts)-1):
# FreeCAD.Console.PrintError("%s : Points and LinearSegments mismatch\n"%obj.Label)
if len(obj.LinearSegments) > 0:
for i, b in enumerate(obj.LinearSegments):
if b:
tans[i] = pts[i + 1] - pts[i]
tans[i + 1] = tans[i]
flags[i] = True
flags[i + 1] = True
params = profile_editor.parameterization(pts, obj.Parametrization, obj.Periodic)
curve = Part.BSplineCurve()
if len(pts) == 2:
curve.buildFromPoles(pts)
elif obj.Periodic and pts[0].distanceToPoint(pts[-1]) < 1e-7:
curve.interpolate(Points=pts[:-1], Parameters=params, PeriodicFlag=obj.Periodic, Tolerance=obj.Tolerance, Tangents=tans[:-1], TangentFlags=flags[:-1])
else:
curve.interpolate(Points=pts, Parameters=params, PeriodicFlag=obj.Periodic, Tolerance=obj.Tolerance, Tangents=tans, TangentFlags=flags)
obj.Shape = curve.toShape()
def onChanged(self, fp, prop):
if prop in ("Support", "Data", "DataType", "Periodic"):
# FreeCAD.Console.PrintMessage("%s : %s changed\n"%(fp.Label,prop))
if (len(fp.Data) == len(fp.DataType)) and (sum(fp.DataType) == len(fp.Support)):
new_pts = self.get_points(fp, True)
if new_pts:
fp.Data = new_pts
if prop == "Parametrization":
self.execute(fp)
def onDocumentRestored(self, fp):
fp.setEditorMode("Data", 2)
fp.setEditorMode("DataType", 2)
class GordonProfileVP:
def __init__(self, vobj):
vobj.Proxy = self
self.select_state = True
self.active = False
def getIcon(self):
return TOOL_ICON
def attach(self, vobj):
self.Object = vobj.Object
self.active = False
self.select_state = vobj.Selectable
self.ip = None
def setEdit(self, vobj, mode=0):
if mode == 0 and check_pivy():
if vobj.Selectable:
self.select_state = True
vobj.Selectable = False
pts = list()
sl = list()
for ob, names in self.Object.Support:
for name in names:
sl.append((ob, (name,)))
shape_idx = 0
for i in range(len(self.Object.Data)):
p = self.Object.Data[i]
t = self.Object.DataType[i]
if t == 0:
pts.append(profile_editor.MarkerOnShape([p]))
elif t == 1:
pts.append(profile_editor.MarkerOnShape([p], sl[shape_idx]))
shape_idx += 1
for i in range(len(pts)): # p,t,f in zip(pts, self.Object.Tangents, self.Object.Flags):
if i < min(len(self.Object.Flags), len(self.Object.Tangents)):
if self.Object.Flags[i]:
pts[i].tangent = self.Object.Tangents[i]
self.ip = profile_editor.InterpoCurveEditor(pts, self.Object)
self.ip.periodic = self.Object.Periodic
self.ip.param_factor = self.Object.Parametrization
for i in range(min(len(self.Object.LinearSegments), len(self.ip.lines))):
self.ip.lines[i].tangent = self.Object.LinearSegments[i]
self.ip.lines[i].updateLine()
self.active = True
return True
return False
def unsetEdit(self, vobj, mode=0):
if isinstance(self.ip, profile_editor.InterpoCurveEditor) and check_pivy():
pts = list()
typ = list()
tans = list()
flags = list()
# original_links = self.Object.Support
new_links = list()
for p in self.ip.points:
if isinstance(p, profile_editor.MarkerOnShape):
pt = p.points[0]
pts.append(FreeCAD.Vector(pt[0], pt[1], pt[2]))
if p.sublink:
new_links.append(p.sublink)
typ.append(1)
else:
typ.append(0)
if p.tangent:
tans.append(p.tangent)
flags.append(True)
else:
tans.append(FreeCAD.Vector())
flags.append(False)
self.Object.Tangents = tans
self.Object.Flags = flags
self.Object.LinearSegments = [li.linear for li in self.ip.lines]
self.Object.DataType = typ
self.Object.Data = pts
self.Object.Support = new_links
vobj.Selectable = self.select_state
self.ip.quit()
self.ip = None
self.active = False
self.Object.Document.recompute()
return True
def doubleClicked(self, vobj):
if not hasattr(self, 'active'):
self.active = False
if not self.active:
self.active = True
# self.setEdit(vobj)
vobj.Document.setEdit(vobj)
else:
vobj.Document.resetEdit()
self.active = False
return True
def __getstate__(self):
return {"name": self.Object.Name}
def __setstate__(self, state):
self.Object = FreeCAD.ActiveDocument.getObject(state["name"])
return None
class GordonProfileCommand:
"""Creates a editable interpolation curve"""
def makeFeature(self, sub, pts, typ):
fp = FreeCAD.ActiveDocument.addObject("Part::FeaturePython", "Freehand BSpline")
GordonProfileFP(fp, sub, pts, typ)
GordonProfileVP(fp.ViewObject)
FreeCAD.Console.PrintMessage(__usage__)
FreeCAD.ActiveDocument.recompute()
FreeCADGui.SendMsgToActiveView("ViewFit")
fp.ViewObject.Document.setEdit(fp.ViewObject)
def Activated(self):
s = FreeCADGui.Selection.getSelectionEx()
try:
ordered = FreeCADGui.activeWorkbench().Selection
if ordered:
s = ordered
except AttributeError:
pass
sub = list()
pts = list()
for obj in s:
if obj.HasSubObjects:
# FreeCAD.Console.PrintMessage("object has subobjects %s\n"%str(obj.SubElementNames))
for n in obj.SubElementNames:
sub.append((obj.Object, [n]))
for p in obj.PickedPoints:
pts.append(p)
if len(pts) == 0:
pts = [FreeCAD.Vector(0, 0, 0), FreeCAD.Vector(5, 0, 0), FreeCAD.Vector(10, 0, 0)]
typ = [0, 0, 0]
elif len(pts) == 1:
pts.append(pts[0] + FreeCAD.Vector(5, 0, 0))
pts.append(pts[0] + FreeCAD.Vector(10, 0, 0))
typ = [1, 0, 0]
else:
typ = [1] * len(pts)
self.makeFeature(sub, pts, typ)
def IsActive(self):
if FreeCAD.ActiveDocument:
return True
else:
return False
def GetResources(self):
return {'Pixmap': TOOL_ICON,
'MenuText': __title__,
'ToolTip': "{}<br><br><b>Usage :</b><br>{}".format(__doc__, "<br>".join(__usage__.splitlines()))}
FreeCADGui.addCommand('gordon_profile', GordonProfileCommand())

348
Utils/gordon_profile_FP.py Normal file
View File

@@ -0,0 +1,348 @@
# -*- coding: utf-8 -*-
__title__ = "Freehand BSpline"
__author__ = "Christophe Grellier (Chris_G)"
__license__ = "LGPL 2.1"
__doc__ = "Creates an freehand BSpline curve"
__usage__ = """*** Interpolation curve control keys :
a - Select all / Deselect
i - Insert point in selected segments
t - Set / unset tangent (view direction)
p - Align selected objects
s - Snap points on shape / Unsnap
l - Set/unset a linear interpolation
x,y,z - Axis constraints during grab
q - Apply changes and quit editing"""
import os
import FreeCAD
import FreeCADGui
import Part
from . import ICONPATH
from . import _utils
from . import profile_editor
TOOL_ICON = os.path.join(ICONPATH, 'editableSpline.svg')
# debug = _utils.debug
debug = _utils.doNothing
def check_pivy():
try:
profile_editor.MarkerOnShape([FreeCAD.Vector()])
return True
except Exception as exc:
FreeCAD.Console.PrintWarning(str(exc) + "\nPivy interaction library failure\n")
return False
def midpoint(e):
p = e.FirstParameter + 0.5 * (e.LastParameter - e.FirstParameter)
return e.valueAt(p)
class GordonProfileFP:
"""Creates an editable interpolation curve"""
def __init__(self, obj, s, d, t):
"""Add the properties"""
obj.addProperty("App::PropertyLinkSubList", "Support", "Profile", "Constraint shapes").Support = s
obj.addProperty("App::PropertyFloatConstraint", "Parametrization", "Profile", "Parametrization factor")
obj.addProperty("App::PropertyFloat", "Tolerance", "Profile", "Tolerance").Tolerance = 1e-5
obj.addProperty("App::PropertyBool", "Periodic", "Profile", "Periodic curve").Periodic = False
obj.addProperty("App::PropertyVectorList", "Data", "Profile", "Data list").Data = d
obj.addProperty("App::PropertyVectorList", "Tangents", "Profile", "Tangents list")
obj.addProperty("App::PropertyBoolList", "Flags", "Profile", "Tangent flags")
obj.addProperty("App::PropertyIntegerList", "DataType", "Profile", "Types of interpolated points").DataType = t
obj.addProperty("App::PropertyBoolList", "LinearSegments", "Profile", "Linear segment flags")
obj.Parametrization = (1.0, 0.0, 1.0, 0.05)
obj.Proxy = self
def get_shapes(self, fp):
if hasattr(fp, 'Support'):
sl = list()
for ob, names in fp.Support:
for name in names:
if "Vertex" in name:
n = eval(name.lstrip("Vertex"))
if len(ob.Shape.Vertexes) >= n:
sl.append(ob.Shape.Vertexes[n - 1])
elif ("Point" in name):
sl.append(Part.Vertex(ob.Shape.Point))
elif ("Edge" in name):
n = eval(name.lstrip("Edge"))
if len(ob.Shape.Edges) >= n:
sl.append(ob.Shape.Edges[n - 1])
elif ("Face" in name):
n = eval(name.lstrip("Face"))
if len(ob.Shape.Faces) >= n:
sl.append(ob.Shape.Faces[n - 1])
return sl
def get_points(self, fp, stretch=True):
touched = False
shapes = self.get_shapes(fp)
if not len(fp.Data) == len(fp.DataType):
FreeCAD.Console.PrintError("Gordon Profile : Data and DataType mismatch\n")
return(None)
pts = list()
shape_idx = 0
for i in range(len(fp.Data)):
if fp.DataType[i] == 0: # Free point
pts.append(fp.Data[i])
elif (fp.DataType[i] == 1):
if (shape_idx < len(shapes)): # project on shape
d, p, i = Part.Vertex(fp.Data[i]).distToShape(shapes[shape_idx])
if d > fp.Tolerance:
touched = True
pts.append(p[0][1]) # shapes[shape_idx].valueAt(fp.Data[i].x))
shape_idx += 1
else:
pts.append(fp.Data[i])
if stretch and touched:
params = [0]
knots = [0]
moves = [pts[0] - fp.Data[0]]
lsum = 0
mults = [2]
for i in range(1, len(pts)):
lsum += fp.Data[i - 1].distanceToPoint(fp.Data[i])
params.append(lsum)
if fp.DataType[i] == 1:
knots.append(lsum)
moves.append(pts[i] - fp.Data[i])
mults.insert(1, 1)
mults[-1] = 2
if len(moves) < 2:
return(pts)
# FreeCAD.Console.PrintMessage("%s\n%s\n%s\n"%(moves,mults,knots))
curve = Part.BSplineCurve()
curve.buildFromPolesMultsKnots(moves, mults, knots, False, 1)
for i in range(1, len(pts)):
if fp.DataType[i] == 0:
# FreeCAD.Console.PrintMessage("Stretch %s #%d: %s to %s\n"%(fp.Label,i,pts[i],curve.value(params[i])))
pts[i] += curve.value(params[i])
if touched:
return pts
else:
return False
def execute(self, obj):
try:
o = FreeCADGui.ActiveDocument.getInEdit().Object
if o == obj:
return
except:
FreeCAD.Console.PrintWarning("execute is disabled during editing\n")
pts = self.get_points(obj)
if pts:
if len(pts) < 2:
FreeCAD.Console.PrintError("{} : Not enough points\n".format(obj.Label))
return False
else:
obj.Data = pts
else:
pts = obj.Data
tans = [FreeCAD.Vector()] * len(pts)
flags = [False] * len(pts)
for i in range(len(obj.Tangents)):
tans[i] = obj.Tangents[i]
for i in range(len(obj.Flags)):
flags[i] = obj.Flags[i]
# if not (len(obj.LinearSegments) == len(pts)-1):
# FreeCAD.Console.PrintError("%s : Points and LinearSegments mismatch\n"%obj.Label)
if len(obj.LinearSegments) > 0:
for i, b in enumerate(obj.LinearSegments):
if b:
tans[i] = pts[i + 1] - pts[i]
tans[i + 1] = tans[i]
flags[i] = True
flags[i + 1] = True
params = profile_editor.parameterization(pts, obj.Parametrization, obj.Periodic)
curve = Part.BSplineCurve()
if len(pts) == 2:
curve.buildFromPoles(pts)
elif obj.Periodic and pts[0].distanceToPoint(pts[-1]) < 1e-7:
curve.interpolate(Points=pts[:-1], Parameters=params, PeriodicFlag=obj.Periodic, Tolerance=obj.Tolerance, Tangents=tans[:-1], TangentFlags=flags[:-1])
else:
curve.interpolate(Points=pts, Parameters=params, PeriodicFlag=obj.Periodic, Tolerance=obj.Tolerance, Tangents=tans, TangentFlags=flags)
obj.Shape = curve.toShape()
def onChanged(self, fp, prop):
if prop in ("Support", "Data", "DataType", "Periodic"):
# FreeCAD.Console.PrintMessage("%s : %s changed\n"%(fp.Label,prop))
if (len(fp.Data) == len(fp.DataType)) and (sum(fp.DataType) == len(fp.Support)):
new_pts = self.get_points(fp, True)
if new_pts:
fp.Data = new_pts
if prop == "Parametrization":
self.execute(fp)
def onDocumentRestored(self, fp):
fp.setEditorMode("Data", 2)
fp.setEditorMode("DataType", 2)
class GordonProfileVP:
def __init__(self, vobj):
vobj.Proxy = self
self.select_state = True
self.active = False
def getIcon(self):
return TOOL_ICON
def attach(self, vobj):
self.Object = vobj.Object
self.active = False
self.select_state = vobj.Selectable
self.ip = None
def setEdit(self, vobj, mode=0):
if mode == 0 and check_pivy():
if vobj.Selectable:
self.select_state = True
vobj.Selectable = False
pts = list()
sl = list()
for ob, names in self.Object.Support:
for name in names:
sl.append((ob, (name,)))
shape_idx = 0
for i in range(len(self.Object.Data)):
p = self.Object.Data[i]
t = self.Object.DataType[i]
if t == 0:
pts.append(profile_editor.MarkerOnShape([p]))
elif t == 1:
pts.append(profile_editor.MarkerOnShape([p], sl[shape_idx]))
shape_idx += 1
for i in range(len(pts)): # p,t,f in zip(pts, self.Object.Tangents, self.Object.Flags):
if i < min(len(self.Object.Flags), len(self.Object.Tangents)):
if self.Object.Flags[i]:
pts[i].tangent = self.Object.Tangents[i]
self.ip = profile_editor.InterpoCurveEditor(pts, self.Object)
self.ip.periodic = self.Object.Periodic
self.ip.param_factor = self.Object.Parametrization
for i in range(min(len(self.Object.LinearSegments), len(self.ip.lines))):
self.ip.lines[i].tangent = self.Object.LinearSegments[i]
self.ip.lines[i].updateLine()
self.active = True
return True
return False
def unsetEdit(self, vobj, mode=0):
if isinstance(self.ip, profile_editor.InterpoCurveEditor) and check_pivy():
pts = list()
typ = list()
tans = list()
flags = list()
# original_links = self.Object.Support
new_links = list()
for p in self.ip.points:
if isinstance(p, profile_editor.MarkerOnShape):
pt = p.points[0]
pts.append(FreeCAD.Vector(pt[0], pt[1], pt[2]))
if p.sublink:
new_links.append(p.sublink)
typ.append(1)
else:
typ.append(0)
if p.tangent:
tans.append(p.tangent)
flags.append(True)
else:
tans.append(FreeCAD.Vector())
flags.append(False)
self.Object.Tangents = tans
self.Object.Flags = flags
self.Object.LinearSegments = [li.linear for li in self.ip.lines]
self.Object.DataType = typ
self.Object.Data = pts
self.Object.Support = new_links
vobj.Selectable = self.select_state
self.ip.quit()
self.ip = None
self.active = False
self.Object.Document.recompute()
return True
def doubleClicked(self, vobj):
if not hasattr(self, 'active'):
self.active = False
if not self.active:
self.active = True
# self.setEdit(vobj)
vobj.Document.setEdit(vobj)
else:
vobj.Document.resetEdit()
self.active = False
return True
def __getstate__(self):
return {"name": self.Object.Name}
def __setstate__(self, state):
self.Object = FreeCAD.ActiveDocument.getObject(state["name"])
return None
class GordonProfileCommand:
"""Creates a editable interpolation curve"""
def makeFeature(self, sub, pts, typ):
fp = FreeCAD.ActiveDocument.addObject("Part::FeaturePython", "Freehand BSpline")
GordonProfileFP(fp, sub, pts, typ)
GordonProfileVP(fp.ViewObject)
FreeCAD.Console.PrintMessage(__usage__)
FreeCAD.ActiveDocument.recompute()
FreeCADGui.SendMsgToActiveView("ViewFit")
fp.ViewObject.Document.setEdit(fp.ViewObject)
def Activated(self):
s = FreeCADGui.Selection.getSelectionEx()
try:
ordered = FreeCADGui.activeWorkbench().Selection
if ordered:
s = ordered
except AttributeError:
pass
sub = list()
pts = list()
for obj in s:
if obj.HasSubObjects:
# FreeCAD.Console.PrintMessage("object has subobjects %s\n"%str(obj.SubElementNames))
for n in obj.SubElementNames:
sub.append((obj.Object, [n]))
for p in obj.PickedPoints:
pts.append(p)
if len(pts) == 0:
pts = [FreeCAD.Vector(0, 0, 0), FreeCAD.Vector(5, 0, 0), FreeCAD.Vector(10, 0, 0)]
typ = [0, 0, 0]
elif len(pts) == 1:
pts.append(pts[0] + FreeCAD.Vector(5, 0, 0))
pts.append(pts[0] + FreeCAD.Vector(10, 0, 0))
typ = [1, 0, 0]
else:
typ = [1] * len(pts)
self.makeFeature(sub, pts, typ)
def IsActive(self):
if FreeCAD.ActiveDocument:
return True
else:
return False
def GetResources(self):
return {'Pixmap': TOOL_ICON,
'MenuText': __title__,
'ToolTip': "{}<br><br><b>Usage :</b><br>{}".format(__doc__, "<br>".join(__usage__.splitlines()))}
FreeCADGui.addCommand('gordon_profile', GordonProfileCommand())

533
Utils/graphics - copia.py Normal file
View File

@@ -0,0 +1,533 @@
from pivy import coin
#from pivy.utils import getPointOnScreen
def getPointOnScreen(render_manager, screen_pos, normal="camera", point=None):
"""get coordinates from pixel position"""
pCam = render_manager.getCamera()
vol = pCam.getViewVolume()
point = point or coin.SbVec3f(0, 0, 0)
if normal == "camera":
plane = vol.getPlane(10)
normal = plane.getNormal()
elif normal == "x":
normal = SbVec3f(1, 0, 0)
elif normal == "y":
normal = SbVec3f(0, 1, 0)
elif normal == "z":
normal = SbVec3f(0, 0, 1)
normal.normalize()
x, y = screen_pos
vp = render_manager.getViewportRegion()
size = vp.getViewportSize()
dX, dY = size
fRatio = vp.getViewportAspectRatio()
pX = float(x) / float(vp.getViewportSizePixels()[0])
pY = float(y) / float(vp.getViewportSizePixels()[1])
if (fRatio > 1.0):
pX = (pX - 0.5 * dX) * fRatio + 0.5 * dX
elif (fRatio < 1.0):
pY = (pY - 0.5 * dY) / fRatio + 0.5 * dY
plane = coin.SbPlane(normal, point)
line = coin.SbLine(*vol.projectPointToLine(coin.SbVec2f(pX,pY)))
pt = plane.intersect(line)
return(pt)
COLORS = {
"black": (0., 0., 0.),
"white": (1., 1., 1.),
"grey": (.5, .5, .5),
"red": (1., 0., 0.),
"green": (0., 1., 0.),
"blue": (0., 0., 1.),
"yellow": (1., 1., 0.),
"cyan": (0., 1., 1.),
"magenta":(1., 0., 1.)
}
class Object3D(coin.SoSeparator):
std_col = "black"
ovr_col = "red"
sel_col = "yellow"
non_col = "grey"
def __init__(self, points, dynamic=False):
super(Object3D, self).__init__()
self.data = coin.SoCoordinate3()
self.color = coin.SoMaterial()
self.set_color()
self += [self.color, self.data]
self.start_pos = None
self.dynamic = dynamic
# callback function lists
self.on_drag = []
self.on_drag_release = []
self.on_drag_start = []
self._delete = False
self._tmp_points = None
self.enabled = True
self.points = points
def set_disabled(self):
self.color.diffuseColor = COLORS[self.non_col]
self.enabled = False
def set_enabled(self):
self.color.diffuseColor = COLORS[self.std_col]
self.enabled = True
def set_color(self, col=None):
self.std_col = col or self.std_col
self.color.diffuseColor = COLORS[self.std_col]
@property
def points(self):
return self.data.point.getValues()
@points.setter
def points(self, points):
self.data.point.setValue(0, 0, 0)
self.data.point.setValues(0, len(points), points)
def set_mouse_over(self):
if self.enabled:
self.color.diffuseColor = COLORS[self.ovr_col]
def unset_mouse_over(self):
if self.enabled:
self.color.diffuseColor = COLORS[self.std_col]
def select(self):
if self.enabled:
self.color.diffuseColor = COLORS[self.sel_col]
def unselect(self):
if self.enabled:
self.color.diffuseColor = COLORS[self.std_col]
def drag(self, mouse_coords, fact=1.):
if self.enabled:
pts = self.points
for i, pt in enumerate(pts):
pt[0] = mouse_coords[0] * fact + self._tmp_points[i][0]
pt[1] = mouse_coords[1] * fact + self._tmp_points[i][1]
pt[2] = mouse_coords[2] * fact + self._tmp_points[i][2]
self.points = pts
for foo in self.on_drag:
foo()
def drag_release(self):
if self.enabled:
for foo in self.on_drag_release:
foo()
def drag_start(self):
self._tmp_points = self.points
if self.enabled:
for foo in self.on_drag_start:
foo()
@property
def drag_objects(self):
if self.enabled:
return [self]
def delete(self):
if self.enabled and not self._delete:
self._delete = True
def check_dependency(self):
pass
class Marker(Object3D):
def __init__(self, points, dynamic=False):
super(Marker, self).__init__(points, dynamic)
self.marker = coin.SoMarkerSet()
self.marker.markerIndex = coin.SoMarkerSet.CIRCLE_FILLED_9_9
self.addChild(self.marker)
class Line(Object3D):
def __init__(self, points, dynamic=False):
super(Line, self).__init__(points, dynamic)
self.drawstyle = coin.SoDrawStyle()
self.line = coin.SoLineSet()
self.addChild(self.drawstyle)
self.addChild(self.line)
class Point(Object3D):
def __init__(self, points, dynamic=False):
super(Point, self).__init__(points, dynamic)
self.drawstyle = coin.SoDrawStyle()
self.point = coin.SoPointSet()
self.addChild(self.drawstyle)
self.addChild(self.point)
class Polygon(Object3D):
def __init__(self, points, dynamic=False):
super(Polygon, self).__init__(points, dynamic)
self.polygon = coin.SoFaceSet()
self.addChild(self.polygon)
class Arrow(Line):
def __init__(self, points, dynamic=False, arrow_size=0.04, length=2):
super(Arrow, self).__init__(points, dynamic)
self.arrow_sep = coin.SoSeparator()
self.arrow_rot = coin.SoRotation()
self.arrow_scale = coin.SoScale()
self.arrow_translate = coin.SoTranslation()
self.arrow_scale.scaleFactor.setValue(arrow_size, arrow_size, arrow_size)
self.cone = coin.SoCone()
arrow_length = coin.SoScale()
arrow_length.scaleFactor = (1, length, 1)
arrow_origin = coin.SoTranslation()
arrow_origin.translation = (0, -1, 0)
self.arrow_sep += [self.arrow_translate, self.arrow_rot, self.arrow_scale]
self.arrow_sep += [arrow_length, arrow_origin, self.cone]
self += [self.arrow_sep]
self.set_arrow_direction()
def set_arrow_direction(self):
pts = np.array(self.points)
self.arrow_translate.translation = tuple(pts[-1])
direction = pts[-1] - pts[-2]
direction /= np.linalg.norm(direction)
_rot = coin.SbRotation()
_rot.setValue(coin.SbVec3f(0, 1, 0), coin.SbVec3f(*direction))
self.arrow_rot.rotation.setValue(_rot)
class InteractionSeparator(coin.SoSeparator):
pick_radius = 20
ctrl_keys = {"grab": "g",
"abort_grab": u"\uff1b",
"select_all": "a",
"delete": u"\uffff",
"axis_x": "x",
"axis_y": "y",
"axis_z": "z"}
def __init__(self, render_manager):
super(InteractionSeparator, self).__init__()
self.render_manager = render_manager
self.objects = coin.SoSeparator()
self.dynamic_objects = []
self.static_objects = []
self.over_object = None
self.selected_objects = []
self.drag_objects = []
self.on_drag = []
self.on_drag_release = []
self.on_drag_start = []
self._direction = None
self.events = coin.SoEventCallback()
self += self.events, self.objects
def register(self):
self._highlightCB = self.events.addEventCallback(
coin.SoLocation2Event.getClassTypeId(), self.highlightCB)
self._selectCB = self.events.addEventCallback(
coin.SoMouseButtonEvent.getClassTypeId(), self.selectCB)
self._grabCB = self.events.addEventCallback(
coin.SoMouseButtonEvent.getClassTypeId(), self.grabCB)
self._deleteCB = self.events.addEventCallback(
coin.SoKeyboardEvent.getClassTypeId(), self.deleteCB)
self._selectAllCB = self.events.addEventCallback(
coin.SoKeyboardEvent.getClassTypeId(), self.selectAllCB)
def unregister(self):
self.events.removeEventCallback(
coin.SoLocation2Event.getClassTypeId(), self._highlightCB)
self.events.removeEventCallback(
coin.SoMouseButtonEvent.getClassTypeId(), self._selectCB)
self.events.removeEventCallback(
coin.SoMouseButtonEvent.getClassTypeId(), self._grabCB)
self.events.removeEventCallback(
coin.SoKeyboardEvent.getClassTypeId(), self._deleteCB)
self.events.removeEventCallback(
coin.SoKeyboardEvent.getClassTypeId(), self._selectAllCB)
def addChild(self, child):
if hasattr(child, "dynamic"):
self.objects.addChild(child)
if child.dynamic:
self.dynamic_objects.append(child)
else:
self.static_objects.append(child)
else:
super(InteractionSeparator, self).addChild(child)
#-----------------------HIGHLIGHTING-----------------------#
# a SoLocation2Event calling a function which sends rays #
# int the scene. This will return the object the mouse is #
# currently hoovering. #
def highlightObject(self, obj):
if self.over_object:
self.over_object.unset_mouse_over()
self.over_object = obj
if self.over_object:
self.over_object.set_mouse_over()
self.colorSelected()
def highlightCB(self, attr, event_callback):
event = event_callback.getEvent()
pos = event.getPosition()
obj = self.sendRay(pos)
self.highlightObject(obj)
def sendRay(self, mouse_pos):
"""sends a ray through the scene and return the nearest entity"""
ray_pick = coin.SoRayPickAction(self.render_manager.getViewportRegion())
ray_pick.setPoint(coin.SbVec2s(*mouse_pos))
ray_pick.setRadius(InteractionSeparator.pick_radius)
ray_pick.setPickAll(True)
ray_pick.apply(self.render_manager.getSceneGraph())
picked_point = ray_pick.getPickedPointList()
return self.objByID(picked_point)
def objByID(self, picked_point):
for point in picked_point:
path = point.getPath()
length = path.getLength()
point = path.getNode(length - 2)
for o in self.dynamic_objects:
if point == o:
return(o)
# Code below was not working with python 2.7 (pb with getNodeId ?)
#point = list(filter(
#lambda ctrl: ctrl.getNodeId() == point.getNodeId(),
#self.dynamic_objects))
#if point != []:
#return point[0]
return None
#------------------------SELECTION------------------------#
def selectObject(self, obj, multi=False):
if not multi:
for o in self.selected_objects:
o.unselect()
self.selected_objects = []
if obj:
if obj in self.selected_objects:
self.selected_objects.remove(obj)
else:
self.selected_objects.append(obj)
self.colorSelected()
self.selectionChanged()
def selectCB(self, attr, event_callback):
event = event_callback.getEvent()
if (event.getState() == coin.SoMouseButtonEvent.DOWN and
event.getButton() == event.BUTTON1):
pos = event.getPosition()
obj = self.sendRay(pos)
self.selectObject(obj, event.wasCtrlDown())
def select_all_cb(self, event_callback):
event = event_callback.getEvent()
if (event.getKey() == ord(InteractionSeparator.ctrl_keys["select_all"])):
if event.getState() == event.DOWN:
if self.selected_objects:
for o in self.selected_objects:
o.unselect()
self.selected_objects = []
else:
for obj in self.objects:
if obj.dynamic:
self.selected_objects.append(obj)
self.ColorSelected()
self.selection_changed()
def deselect_all(self):
if self.selected_objects:
for o in self.selected_objects:
o.unselect()
self.selected_objects = []
def colorSelected(self):
for obj in self.selected_objects:
obj.select()
def selectionChanged(self):
pass
def selectAllCB(self, attr, event_callback):
event = event_callback.getEvent()
if (event.getKey() == ord(InteractionSeparator.ctrl_keys["select_all"])):
if event.getState() == event.DOWN:
if self.selected_objects:
for o in self.selected_objects:
o.unselect()
self.selected_objects = []
else:
for obj in self.dynamic_objects:
if obj.dynamic:
self.selected_objects.append(obj)
self.colorSelected()
self.selectionChanged()
#------------------------INTERACTION------------------------#
def cursor_pos(self, event):
pos = event.getPosition()
# print(list(getPointOnScreen1(self.render_manager, pos)))
return getPointOnScreen(self.render_manager, pos)
def constrained_vector(self, vector):
if self._direction is None:
return vector
if self._direction == InteractionSeparator.ctrl_keys["axis_x"]:
return [vector[0], 0, 0]
elif self._direction == InteractionSeparator.ctrl_keys["axis_y"]:
return [0, vector[1], 0]
elif self._direction == InteractionSeparator.ctrl_keys["axis_z"]:
return [0, 0, vector[2]]
def grabCB(self, attr, event_callback):
# press grab key to move an entity
event = event_callback.getEvent()
# get all drag objects, every selected object can add some drag objects
# but the eventhandler is not allowed to call the drag twice on an object
#if event.getKey() == ord(InteractionSeparator.ctrl_keys["grab"]):
if (event.getState() == coin.SoMouseButtonEvent.DOWN and
event.getButton() == event.BUTTON1):
pos = event.getPosition()
obj = self.sendRay(pos)
if obj:
#if not obj in self.selected_objects:
#self.selectObject(obj, event.wasCtrlDown())
self.drag_objects = set()
for i in self.selected_objects:
for j in i.drag_objects:
self.drag_objects.add(j)
# check if something is selected
if self.drag_objects:
# first delete the selection_cb, and higlight_cb
self.unregister()
# now add a callback that calls the dragfunction of the selected entities
self.start_pos = self.cursor_pos(event)
self._dragCB = self.events.addEventCallback(
coin.SoEvent.getClassTypeId(), self.dragCB)
for obj in self.drag_objects:
obj.drag_start()
for foo in self.on_drag_start:
foo()
def dragCB(self, attr, event_callback, force=False):
event = event_callback.getEvent()
b = ""
s = ""
if type(event) == coin.SoMouseButtonEvent:
if event.getButton() == coin.SoMouseButtonEvent.BUTTON1:
b = "mb1"
elif event.getButton() == coin.SoMouseButtonEvent.BUTTON2:
b = "mb2"
if event.getState() == coin.SoMouseButtonEvent.UP:
s = "up"
elif event.getState() == coin.SoMouseButtonEvent.DOWN:
s = "down"
import FreeCAD
FreeCAD.Console.PrintMessage("{} {}\n".format(b,s))
if ((type(event) == coin.SoMouseButtonEvent and
event.getState() == coin.SoMouseButtonEvent.UP
and event.getButton() == coin.SoMouseButtonEvent.BUTTON1) or
force):
self.register()
if self._dragCB:
self.events.removeEventCallback(
coin.SoEvent.getClassTypeId(), self._dragCB)
self._direction = None
self._dragCB = None
self.start_pos = None
for obj in self.drag_objects:
obj.drag_release()
for foo in self.on_drag_release:
foo()
self.drag_objects = []
elif (type(event) == coin.SoKeyboardEvent and
event.getState() == coin.SoMouseButtonEvent.DOWN):
if event.getKey() == InteractionSeparator.ctrl_keys["abort_grab"]: # esc
for obj in self.drag_objects:
obj.drag([0, 0, 0], 1) # set back to zero
self.dragCB(attr, event_callback, force=True)
return
try:
key = chr(event.getKey())
except ValueError:
# there is no character for this value
key = "_"
if key in [InteractionSeparator.ctrl_keys["axis_x"],
InteractionSeparator.ctrl_keys["axis_y"],
InteractionSeparator.ctrl_keys["axis_z"]] and key != self._direction:
self._direction = key
else:
self._direction = None
diff = self.cursor_pos(event) - self.start_pos
diff = self.constrained_vector(diff)
for obj in self.drag_objects:
obj.drag(diff, 1)
for foo in self.on_drag:
foo()
elif type(event) == coin.SoLocation2Event:
fact = 0.1 if event.wasShiftDown() else 1.
diff = self.cursor_pos(event) - self.start_pos
diff = self.constrained_vector(diff)
for obj in self.drag_objects:
obj.drag(diff, fact)
for foo in self.on_drag:
foo()
def deleteCB(self, attr, event_callback):
event = event_callback.getEvent()
# get all drag objects, every selected object can add some drag objects
# but the eventhandler is not allowed to call the drag twice on an object
if event.getKey() == ord(InteractionSeparator.ctrl_keys["delete"]) and (event.getState() == 1):
self.removeSelected()
def removeSelected(self):
temp = []
for i in self.selected_objects:
i.delete()
for i in self.dynamic_objects + self.static_objects:
i.check_dependency() #dependency length max = 1
for i in self.dynamic_objects + self.static_objects:
if i._delete:
temp.append(i)
self.selected_objects = []
self.over_object = None
self.selectionChanged()
for i in temp:
if i in self.dynamic_objects:
self.dynamic_objects.remove(i)
else:
self.static_objects.remove(i)
self.objects.removeChild(i)
del(i)
self.selectionChanged()
def removeAllChildren(self):
for i in self.dynamic_objects:
i.delete()
self.dynamic_objects = []
self.static_objects = []
self.selected_objects = []
self.over_object = None
super(InteractionSeparator, self).removeAllChildren()

553
Utils/graphics.py Normal file
View File

@@ -0,0 +1,553 @@
# from curve workbench
from pivy import coin
# from pivy.utils import getPointOnScreen
def getPointOnScreen(render_manager, screen_pos, normal="camera", point=None):
"""get coordinates from pixel position"""
pCam = render_manager.getCamera()
vol = pCam.getViewVolume()
point = point or coin.SbVec3f(0, 0, 0)
if normal == "camera":
plane = vol.getPlane(10)
normal = plane.getNormal()
elif normal == "x":
normal = SbVec3f(1, 0, 0)
elif normal == "y":
normal = SbVec3f(0, 1, 0)
elif normal == "z":
normal = SbVec3f(0, 0, 1)
normal.normalize()
x, y = screen_pos
vp = render_manager.getViewportRegion()
size = vp.getViewportSize()
dX, dY = size
fRatio = vp.getViewportAspectRatio()
pX = float(x) / float(vp.getViewportSizePixels()[0])
pY = float(y) / float(vp.getViewportSizePixels()[1])
if fRatio > 1.0:
pX = (pX - 0.5 * dX) * fRatio + 0.5 * dX
elif fRatio < 1.0:
pY = (pY - 0.5 * dY) / fRatio + 0.5 * dY
plane = coin.SbPlane(normal, point)
line = coin.SbLine(*vol.projectPointToLine(coin.SbVec2f(pX, pY)))
pt = plane.intersect(line)
return pt
COLORS = {
"black": (0., 0., 0.),
"white": (1., 1., 1.),
"grey": (.5, .5, .5),
"red": (1., 0., 0.),
"green": (0., 1., 0.),
"blue": (0., 0., 1.),
"yellow": (1., 1., 0.),
"cyan": (0., 1., 1.),
"magenta": (1., 0., 1.)
}
class Object3D(coin.SoSeparator):
std_col = "black"
ovr_col = "red"
sel_col = "yellow"
non_col = "grey"
def __init__(self, points, dynamic=False):
super(Object3D, self).__init__()
self.data = coin.SoCoordinate3()
self.color = coin.SoMaterial()
self.set_color()
self += [self.color, self.data]
self.start_pos = None
self.dynamic = dynamic
# callback function lists
self.on_drag = []
self.on_drag_release = []
self.on_drag_start = []
self._delete = False
self._tmp_points = None
self.enabled = True
self.points = points
def set_disabled(self):
self.color.diffuseColor = COLORS[self.non_col]
self.enabled = False
def set_enabled(self):
self.color.diffuseColor = COLORS[self.std_col]
self.enabled = True
def set_color(self, col=None):
self.std_col = col or self.std_col
self.color.diffuseColor = COLORS[self.std_col]
@property
def points(self):
return self.data.point.getValues()
@points.setter
def points(self, points):
self.data.point.setValue(0, 0, 0)
self.data.point.setValues(0, len(points), points)
def set_mouse_over(self):
if self.enabled:
self.color.diffuseColor = COLORS[self.ovr_col]
def unset_mouse_over(self):
if self.enabled:
self.color.diffuseColor = COLORS[self.std_col]
def select(self):
if self.enabled:
self.color.diffuseColor = COLORS[self.sel_col]
def unselect(self):
if self.enabled:
self.color.diffuseColor = COLORS[self.std_col]
def drag(self, mouse_coords, fact=1.):
if self.enabled:
pts = self.points
for i, pt in enumerate(pts):
pt[0] = mouse_coords[0] * fact + self._tmp_points[i][0]
pt[1] = mouse_coords[1] * fact + self._tmp_points[i][1]
pt[2] = mouse_coords[2] * fact + self._tmp_points[i][2]
self.points = pts
for foo in self.on_drag:
foo()
def drag_release(self):
if self.enabled:
for foo in self.on_drag_release:
foo()
def drag_start(self):
self._tmp_points = self.points
if self.enabled:
for foo in self.on_drag_start:
foo()
@property
def drag_objects(self):
if self.enabled:
return [self]
def delete(self):
if self.enabled and not self._delete:
self._delete = True
def check_dependency(self):
pass
class Marker(Object3D):
def __init__(self, points, dynamic=False):
super(Marker, self).__init__(points, dynamic)
self.marker = coin.SoMarkerSet()
self.marker.markerIndex = coin.SoMarkerSet.CIRCLE_FILLED_9_9
self.addChild(self.marker)
class Line(Object3D):
def __init__(self, points, dynamic=False):
super(Line, self).__init__(points, dynamic)
self.drawstyle = coin.SoDrawStyle()
self.line = coin.SoLineSet()
self.addChild(self.drawstyle)
self.addChild(self.line)
class Arc(Object3D):
def __init__(self, points, dynamic=False):
super(Line, self).__init__(points, dynamic)
self.drawstyle = coin.SoDrawStyle()
self.line = coin.SoLineSet()
self.addChild(self.drawstyle)
self.addChild(self.line)
class Point(Object3D):
def __init__(self, points, dynamic=False):
super(Point, self).__init__(points, dynamic)
self.drawstyle = coin.SoDrawStyle()
self.point = coin.SoPointSet()
self.addChild(self.drawstyle)
self.addChild(self.point)
class Polygon(Object3D):
def __init__(self, points, dynamic=False):
super(Polygon, self).__init__(points, dynamic)
self.polygon = coin.SoFaceSet()
self.addChild(self.polygon)
class Arrow(Line):
def __init__(self, points, dynamic=False, arrow_size=0.04, length=2):
super(Arrow, self).__init__(points, dynamic)
self.arrow_sep = coin.SoSeparator()
self.arrow_rot = coin.SoRotation()
self.arrow_scale = coin.SoScale()
self.arrow_translate = coin.SoTranslation()
self.arrow_scale.scaleFactor.setValue(arrow_size, arrow_size, arrow_size)
self.cone = coin.SoCone()
arrow_length = coin.SoScale()
arrow_length.scaleFactor = (1, length, 1)
arrow_origin = coin.SoTranslation()
arrow_origin.translation = (0, -1, 0)
self.arrow_sep += [self.arrow_translate, self.arrow_rot, self.arrow_scale]
self.arrow_sep += [arrow_length, arrow_origin, self.cone]
self += [self.arrow_sep]
self.set_arrow_direction()
def set_arrow_direction(self):
pts = np.array(self.points)
self.arrow_translate.translation = tuple(pts[-1])
direction = pts[-1] - pts[-2]
direction /= np.linalg.norm(direction)
_rot = coin.SbRotation()
_rot.setValue(coin.SbVec3f(0, 1, 0), coin.SbVec3f(*direction))
self.arrow_rot.rotation.setValue(_rot)
class InteractionSeparator(coin.SoSeparator):
pick_radius = 20
ctrl_keys = {"grab": "g",
"abort_grab": u"\uff1b",
"select_all": "a",
"delete": u"\uffff",
"axis_x": "x",
"axis_y": "y",
"axis_z": "z"}
def __init__(self, render_manager):
super(InteractionSeparator, self).__init__()
self.render_manager = render_manager
self.objects = coin.SoSeparator()
self.dynamic_objects = []
self.static_objects = []
self.over_object = None
self.selected_objects = []
self.drag_objects = []
self.on_drag = []
self.on_drag_release = []
self.on_drag_start = []
self._direction = None
self.events = coin.SoEventCallback()
self += self.events, self.objects
def register(self):
self._highlightCB = self.events.addEventCallback(coin.SoLocation2Event.getClassTypeId(), self.highlightCB)
self._selectCB = self.events.addEventCallback(coin.SoMouseButtonEvent.getClassTypeId(), self.selectCB)
self._grabCB = self.events.addEventCallback(coin.SoMouseButtonEvent.getClassTypeId(), self.grabCB)
self._deleteCB = self.events.addEventCallback(coin.SoKeyboardEvent.getClassTypeId(), self.deleteCB)
self._selectAllCB = self.events.addEventCallback(coin.SoKeyboardEvent.getClassTypeId(), self.selectAllCB)
def unregister(self):
self.events.removeEventCallback(coin.SoLocation2Event.getClassTypeId(), self._highlightCB)
self.events.removeEventCallback(coin.SoMouseButtonEvent.getClassTypeId(), self._selectCB)
self.events.removeEventCallback(coin.SoMouseButtonEvent.getClassTypeId(), self._grabCB)
self.events.removeEventCallback(coin.SoKeyboardEvent.getClassTypeId(), self._deleteCB)
self.events.removeEventCallback(coin.SoKeyboardEvent.getClassTypeId(), self._selectAllCB)
def addChild(self, child):
if hasattr(child, "dynamic"):
self.objects.addChild(child)
if child.dynamic:
self.dynamic_objects.append(child)
else:
self.static_objects.append(child)
else:
super(InteractionSeparator, self).addChild(child)
# -----------------------HIGHLIGHTING-----------------------#
# a SoLocation2Event calling a function which sends rays #
# int the scene. This will return the object the mouse is #
# currently hoovering. #
def highlightObject(self, obj):
if self.over_object:
self.over_object.unset_mouse_over()
self.over_object = obj
if self.over_object:
self.over_object.set_mouse_over()
self.colorSelected()
def highlightCB(self, attr, event_callback):
event = event_callback.getEvent()
pos = event.getPosition()
obj = self.sendRay(pos)
self.highlightObject(obj)
def sendRay(self, mouse_pos):
""" sends a ray through the scene and return the nearest entity """
ray_pick = coin.SoRayPickAction(self.render_manager.getViewportRegion())
ray_pick.setPoint(coin.SbVec2s(*mouse_pos))
ray_pick.setRadius(InteractionSeparator.pick_radius)
ray_pick.setPickAll(True)
ray_pick.apply(self.render_manager.getSceneGraph())
picked_point = ray_pick.getPickedPointList()
return self.objByID(picked_point)
def objByID(self, picked_point):
for point in picked_point:
path = point.getPath()
length = path.getLength()
point = path.getNode(length - 2)
for o in self.dynamic_objects:
if point == o:
return o
return None
# ------------------------SELECTION------------------------#
def selectObject(self, obj, multi=False):
if not multi:
for o in self.selected_objects:
o.unselect()
self.selected_objects = []
if obj:
if obj in self.selected_objects:
self.selected_objects.remove(obj)
else:
self.selected_objects.append(obj)
self.colorSelected()
self.selectionChanged()
def selectCB(self, attr, event_callback):
event = event_callback.getEvent()
if (event.getState() == coin.SoMouseButtonEvent.DOWN and
event.getButton() == event.BUTTON1):
pos = event.getPosition()
obj = self.sendRay(pos)
self.selectObject(obj, event.wasCtrlDown())
def select_all_cb(self, event_callback):
event = event_callback.getEvent()
if event.getKey() == ord(InteractionSeparator.ctrl_keys["select_all"]):
if event.getState() == event.DOWN:
if self.selected_objects:
for o in self.selected_objects:
o.unselect()
self.selected_objects = []
else:
for obj in self.objects:
if obj.dynamic:
self.selected_objects.append(obj)
self.ColorSelected()
self.selection_changed()
def deselect_all(self):
if self.selected_objects:
for o in self.selected_objects:
o.unselect()
self.selected_objects = []
def colorSelected(self):
for obj in self.selected_objects:
obj.select()
def selectionChanged(self):
pass
def selectAllCB(self, attr, event_callback):
event = event_callback.getEvent()
if event.getKey() == ord(InteractionSeparator.ctrl_keys["select_all"]):
if event.getState() == event.DOWN:
if self.selected_objects:
for o in self.selected_objects:
o.unselect()
self.selected_objects = []
else:
for obj in self.dynamic_objects:
if obj.dynamic:
self.selected_objects.append(obj)
self.colorSelected()
self.selectionChanged()
# ------------------------INTERACTION------------------------#
def cursor_pos(self, event):
pos = event.getPosition()
# print(list(getPointOnScreen1(self.render_manager, pos)))
return getPointOnScreen(self.render_manager, pos)
def constrained_vector(self, vector):
if self._direction is None:
return vector
if self._direction == InteractionSeparator.ctrl_keys["axis_x"]:
return [vector[0], 0, 0]
elif self._direction == InteractionSeparator.ctrl_keys["axis_y"]:
return [0, vector[1], 0]
elif self._direction == InteractionSeparator.ctrl_keys["axis_z"]:
return [0, 0, vector[2]]
def grabCB(self, attr, event_callback):
# press grab key to move an entity
event = event_callback.getEvent()
# get all drag objects, every selected object can add some drag objects
# but the eventhandler is not allowed to call the drag twice on an object
# if event.getKey() == ord(InteractionSeparator.ctrl_keys["grab"]):
if (event.getState() == coin.SoMouseButtonEvent.DOWN and
event.getButton() == event.BUTTON1):
pos = event.getPosition()
obj = self.sendRay(pos)
if obj:
# if not obj in self.selected_objects:
# self.selectObject(obj, event.wasCtrlDown())
self.drag_objects = set()
for i in self.selected_objects:
for j in i.drag_objects:
self.drag_objects.add(j)
# check if something is selected
if self.drag_objects:
# first delete the selection_cb, and higlight_cb
self.unregister()
# now add a callback that calls the dragfunction of the selected entities
self.start_pos = self.cursor_pos(event)
self._dragCB = self.events.addEventCallback(
coin.SoEvent.getClassTypeId(), self.dragCB)
for obj in self.drag_objects:
obj.drag_start()
for foo in self.on_drag_start:
foo()
def dragCB(self, attr, event_callback, force=False):
event = event_callback.getEvent()
b = ""
s = ""
if type(event) == coin.SoMouseButtonEvent:
if event.getButton() == coin.SoMouseButtonEvent.BUTTON1:
b = "mb1"
elif event.getButton() == coin.SoMouseButtonEvent.BUTTON2:
b = "mb2"
if event.getState() == coin.SoMouseButtonEvent.UP:
s = "up"
elif event.getState() == coin.SoMouseButtonEvent.DOWN:
s = "down"
import FreeCAD
FreeCAD.Console.PrintMessage("{} {}\n".format(b, s))
if ((type(event) == coin.SoMouseButtonEvent and
event.getState() == coin.SoMouseButtonEvent.UP
and event.getButton() == coin.SoMouseButtonEvent.BUTTON1) or
force):
self.register()
if self._dragCB:
self.events.removeEventCallback(
coin.SoEvent.getClassTypeId(), self._dragCB)
self._direction = None
self._dragCB = None
self.start_pos = None
for obj in self.drag_objects:
obj.drag_release()
for foo in self.on_drag_release:
foo()
self.drag_objects = []
elif (type(event) == coin.SoKeyboardEvent and
event.getState() == coin.SoMouseButtonEvent.DOWN):
if event.getKey() == InteractionSeparator.ctrl_keys["abort_grab"]: # esc
for obj in self.drag_objects:
obj.drag([0, 0, 0], 1) # set back to zero
self.dragCB(attr, event_callback, force=True)
return
try:
key = chr(event.getKey())
except ValueError:
# there is no character for this value
key = "_"
if key in [InteractionSeparator.ctrl_keys["axis_x"],
InteractionSeparator.ctrl_keys["axis_y"],
InteractionSeparator.ctrl_keys["axis_z"]] and key != self._direction:
self._direction = key
else:
self._direction = None
diff = self.cursor_pos(event) - self.start_pos
diff = self.constrained_vector(diff)
for obj in self.drag_objects:
obj.drag(diff, 1)
for foo in self.on_drag:
foo()
elif type(event) == coin.SoLocation2Event:
fact = 0.1 if event.wasShiftDown() else 1.
diff = self.cursor_pos(event) - self.start_pos
diff = self.constrained_vector(diff)
for obj in self.drag_objects:
obj.drag(diff, fact)
for foo in self.on_drag:
foo()
def deleteCB(self, attr, event_callback):
event = event_callback.getEvent()
# get all drag objects, every selected object can add some drag objects
# but the eventhandler is not allowed to call the drag twice on an object
if event.getKey() == ord(InteractionSeparator.ctrl_keys["delete"]) and (event.getState() == 1):
self.removeSelected()
def removeSelected(self):
temp = []
for i in self.selected_objects:
i.delete()
for i in self.dynamic_objects + self.static_objects:
i.check_dependency() # dependency length max = 1
for i in self.dynamic_objects + self.static_objects:
if i._delete:
temp.append(i)
self.selected_objects = []
self.over_object = None
self.selectionChanged()
for i in temp:
if i in self.dynamic_objects:
self.dynamic_objects.remove(i)
else:
self.static_objects.remove(i)
self.objects.removeChild(i)
del i
self.selectionChanged()
def removeAllChildren(self):
for i in self.dynamic_objects:
i.delete()
self.dynamic_objects = []
self.static_objects = []
self.selected_objects = []
self.over_object = None
super(InteractionSeparator, self).removeAllChildren()
'''
from pivy import coin
import FreeCADGui
def mouse_over_cb( event_callback):
event = event_callback.getEvent()
pos = event.getPosition().getValue()
listObjects = FreeCADGui.ActiveDocument.ActiveView.getObjectsInfo((int(pos[0]),int(pos[1])))
if listObjects:
print(listObjects)
obj = []
if listObjects:
FreeCAD.Console.PrintMessage("\n *** Objects under mouse pointer ***")
for o in listObjects:
label = str(o["Object"])
if not label in obj:
obj.append(label)
FreeCAD.Console.PrintMessage("\n"+str(obj))
mouse_over = view.addEventCallbackPivy( coin.SoLocation2Event.getClassTypeId(), mouse_over_cb )
view.removeEventCallbackPivy( coin.SoLocation2Event.getClassTypeId(), mouse_over)'''

115
Utils/importDEM.py Normal file
View File

@@ -0,0 +1,115 @@
# /**********************************************************************
# * *
# * Copyright (c) 2021 Javier Braña <javier.branagutierrez@gmail.com> *
# * *
# * This program is free software; you can redistribute it and/or modify*
# * it under the terms of the GNU Lesser General Public License (LGPL) *
# * as published by the Free Software Foundation; either version 2 of *
# * the License, or (at your option) any later version. *
# * for detail see the LICENCE text file. *
# * *
# * This program is distributed in the hope that it will be useful, *
# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
# * GNU Library General Public License for more details. *
# * *
# * You should have received a copy of the GNU Library General Public *
# * License along with this program; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307*
# * USA *
# * *
# ***********************************************************************
def getFile():
from PySide import QtGui
filters = "Esri ASC (*.asc);;CSV (*.csv);;All files (*.*)"
return QtGui.QFileDialog.getOpenFileName(None, "Open DEM,","",filters)[0]
def openEsri(filename):
grid_space = 1
file = open(filename, "r")
templist = [line.split() for line in file.readlines()]
file.close()
del file
# Read meta data:
meta = templist[0:6]
nx = int(meta[0][1]) # NCOLS
ny = int(meta[1][1]) # NROWS
xllref = meta[2][0] # XLLCENTER / XLLCORNER
xllvalue = round(float(meta[2][1]), 3)
yllref = meta[3][0] # YLLCENTER / XLLCORNER
yllvalue = round(float(meta[3][1]), 3)
cellsize = round(float(meta[4][1]), 3) # CELLSIZE
nodata_value = float(meta[5][1]) # NODATA_VALUE
# set coarse_factor
coarse_factor = max(round(grid_space / cellsize), 1)
# Get z values
templist = templist[6:(6 + ny)]
templist = [templist[i][0::coarse_factor] for i in np.arange(0, len(templist), coarse_factor)]
datavals = np.array(templist).astype(float)
del templist
# create xy coordinates: Coordenada X-Y del origen (por el centro o la esquina inferior
# izquierda de la celda)
if xllref.upper() == "XLLCENTER":
xllvalue = xllvalue - cellsize * nx / 2.0
if yllref.upper() == "YLLCENTER":
yllvalue = yllvalue - cellsize * ny / 2.0
x = 1000 * (cellsize * np.arange(nx)[0::coarse_factor] + xllvalue)
y = 1000 * (cellsize * np.arange(ny)[-1::-1][0::coarse_factor] + yllvalue)
z = 1000 * datavals
return x, y, z, cellsize, nodata_value
def openCSV(filename, delim = ','):
import csv
pts = list()
with open(filename, newline='\n') as csvfile:
reader = csv.reader(csvfile, delimiter = delim)
for row in reader:
pts.append(FreeCAD.Vector(float(row[1]), float(row[2]), float(row[3])))
return pts
def interpolatePoints(points, cellsize = 2.0):
import numpy as np
import scipy as sp
import scipy.interpolate
pts = list()
x = list()
y = list()
z = list()
for point in points:
x.append(point.x)
y.append(point.y)
z.append(point.z)
x = np.array(x)
y = np.array(y)
z = np.array(z)
spline = sp.interpolate.Rbf(x, y, z, function='thin-plate')
xtotalsteps = int((max(x) - min(x)) / cellsize)
#ytotalsteps = int((max(y) - min(y)) / cellsize)
xi = np.linspace(min(x), max(x), xtotalsteps)
step = 100
ini = min(y)
while ini < max(y):
end = min(ini + (step - 1) * cellsize, max(y))
yi = np.linspace(ini, end, step)
ini = end + cellsize
X, Y = np.meshgrid(xi, yi)
Z = spline(X, Y)
xx = X.flatten()
yy = Y.flatten()
zz = Z.flatten()
for i, point in enumerate(xx):
pts.append(FreeCAD.Vector(xx[i], yy[i], zz[i]) * 1000)
return pts

1059
Utils/m_gui_edit.py Normal file

File diff suppressed because it is too large Load Diff

379
Utils/polyline.py Normal file
View File

@@ -0,0 +1,379 @@
from draftobjects.base import DraftObject
from draftutils.utils import get_param
class circle(DraftObject):
def __init__(self, obj):
''' Creates a circle object '''
super(circle, self).__init__(obj, "Circle")
self.type = 'circle'
self.components = []
def execute(self, obj):
''' Executes the circle '''
import FreeCAD as App
import DraftGeomUtils
import DraftVecUtils
center = get_param(obj, "center")
radius = get_param(obj, "radius")
if center is None:
center = App.Vector(0, 0, 0)
if radius is None:
radius = 1
center = DraftVecUtils.to_vector(center)
radius = DraftVecUtils.to_vector(radius)
circle = DraftGeomUtils.make_circle(center, radius)
self.components.append(circle)
class line(DraftObject):
def __init__(self, obj):
''' Creates a line object '''
super(line, self).__init__(obj, "Line")
self.type = 'line'
self.components = []
def execute(self, obj):
''' Executes the line '''
import FreeCAD as App
import DraftGeomUtils
import DraftVecUtils
start = get_param(obj, "start")
end = get_param(obj, "end")
if start is None:
start = App.Vector(0, 0, 0)
if end is None:
end = App.Vector(1, 1, 1)
start = DraftVecUtils.to_vector(start)
end = DraftVecUtils.to_vector(end)
line = DraftGeomUtils.make_line(start, end)
self.components.append(line)
class polyline(DraftObject):
def __init__(self, obj):
''' Creates a polyline object '''
super(Wire, self).__init__(obj, "Wire")
self.type = 'polyline'
self.components = []
def execute(self, obj):
''' Executes the polyline '''
import FreeCAD as App
import Part
V1 = App.Vector(0, 10, 0)
V2 = App.Vector(30, 10, 0)
V3 = App.Vector(30, -10, 0)
V4 = App.Vector(0, -10, 0)
VC1 = App.Vector(-10, 0, 0)
C1 = Part.Arc(V1, VC1, V4)
VC2 = App.Vector(40, 0, 0)
C2 = Part.Arc(V2, VC2, V3)
L1 = Part.LineSegment(V1, V2)
L2 = Part.LineSegment(V3, V4)
S1 = Part.Shape([C1, L1, C2, L2])
W = Part.Wire(S1.Edges)
import FreeCAD as App
import Part
class Polyline:
def __init__(self):
self.segments = []
self.setProperties(obj)
def setProperties(self, obj):
''' do something '''
def onDocumentRestored(self,obj):
self.setProperties(obj)
def add_line(self, start, end):
line_segment = Part.LineSegment(start, end)
self.segments.append(line_segment)
def add_arc(self, start, end, center, tangent=True):
if tangent:
arc = Part.ArcOfCircle(start, end, center)
else:
start_point = start - center
end_point = end - center
arc = Part.ArcOfCircle(start_point, end_point, center)
self.segments.append(arc)
def create_wire(self):
wire = Part.Wire(self.segments)
return wire
def create_shape(self):
wire = self.create_wire()
shape = Part.Shape(wire)
return shape
def create_object(self, name):
shape = self.create_shape()
obj = App.ActiveDocument.addObject("Part::Feature", name)
obj.Shape = shape
return obj
def execute(self,obj):
''' '''
class editPolyline:
def __init__(self):
import draftguitools.gui_trackers as DraftTrackers
self.objects = []
self.state = 0
self.direction = None
self.distance = 1500
self.point = None
self.tracker = DraftTrackers.wireTracker(Part.Wire(Part.makePolygon([FreeCAD.Vector(),FreeCAD.Vector(1,1,1)])))
# event callbacks
self._keyPressedCB = None
self._mouseMovedCB = None
self._mousePressedCB = None
self.view = FreeCADGui.activeDocument().activeView()
self.render_manager = FreeCADGui.ActiveDocument.ActiveView.getViewer().getSoRenderManager()
# Callbacks
self.unregister_editing_callbacks()
self.register_editing_callbacks()
# -------------------------------------------------------------------------
# SCENE EVENTS CALLBACKS
# -------------------------------------------------------------------------
def register_editing_callbacks(self):
""" Register editing callbacks (former action function) """
print("Registering callbacks")
if self._keyPressedCB is None:
self._keyPressedCB = self.view.addEventCallbackPivy(coin.SoKeyboardEvent.getClassTypeId(), self.keyPressed)
if self._mousePressedCB is None:
self._mousePressedCB = self.view.addEventCallbackPivy(coin.SoMouseButtonEvent.getClassTypeId(), self.mousePressed)
if self._mouseMovedCB is None:
self._mouseMovedCB = self.view.addEventCallbackPivy(coin.SoLocation2Event.getClassTypeId(), self.mouseMoved)
print("end Registering callbacks")
def unregister_editing_callbacks(self):
""" Remove callbacks used during editing if they exist """
print("Unregistering callbacks")
if self._keyPressedCB:
self.view.removeEventCallbackPivy(coin.SoKeyboardEvent.getClassTypeId(), self._keyPressedCB)
self._keyPressedCB = None
if self._mousePressedCB:
self.view.removeEventCallbackPivy(coin.SoMouseButtonEvent.getClassTypeId(), self._mousePressedCB)
self._mousePressedCB = None
if self._mouseMovedCB:
self.view.removeEventCallbackPivy(coin.SoLocation2Event.getClassTypeId(), self._mouseMovedCB)
self._mouseMovedCB = None
print("End unregistering callbacks")
# -------------------------------------------------------------------------
# SCENE EVENT HANDLERS
# -------------------------------------------------------------------------
def keyPressed(self, event_callback):
event = event_callback.getEvent()
print(event.getKey())
if event.getState() == event.UP:
if event.getKey() == 65307:
self.quit()
elif event.getKey() == 65293:
print("ENTER")
self.state += 1
if self.state == 2:
'''print("----------------------------------------------------------------")
print(" -- objects: ")
print(self.objects)
print(" -- distance:")
print(self.distance)
print("----------------------------------------------------------------")'''
self.calculateTrenches()
self.quit()
'''elif event.getKey() == ord("q"): # or event.getKey() == ord(65307):
if self.obj:
self.obj.ViewObject.Proxy.doubleClicked(self.obj.ViewObject)
else:
self.quit()
elif event.getKey() == ord("s"):
sel = FreeCADGui.Selection.getSelectionEx()
tup = None
if len(sel) == 1:
tup = (sel[0].Object, sel[0].SubElementNames)
for i in range(len(self.selected_objects)):
if isinstance(self.selected_objects[i], MarkerOnShape):
self.selected_objects[i].sublink = tup
# FreeCAD.Console.PrintMessage("Snapped to {}\n".format(str(self.selected_objects[i].sublink)))
self.selected_objects[i].drag_start()
self.selected_objects[i].drag((0, 0, 0.))
self.selected_objects[i].drag_release()
elif (event.getKey() == 65535) or (event.getKey() == 65288): # Suppr or Backspace
# FreeCAD.Console.PrintMessage("Some objects have been deleted\n")
pts = list()
for o in self.dynamic_objects:
if isinstance(o, MarkerOnShape):
pts.append(o)
self.points = pts
self.setupInteractionSeparator()'''
def mousePressed(self, event_callback):
""" Mouse button event handler, calls: startEditing, endEditing, addPoint, delPoint """
event = event_callback.getEvent()
pos = event.getPosition().getValue()
listObjects = FreeCADGui.ActiveDocument.ActiveView.getObjectsInfo((int(pos[0]), int(pos[1])))
if event.getButton() == event.BUTTON1: # left click
if event.getState() == coin.SoMouseButtonEvent.DOWN:
if self.state == 0:
''' Select objects '''
obj = FreeCAD.ActiveDocument.getObject(listObjects[0]['Object'])
if obj in self.objects:
self.objects.remove(obj)
else:
self.objects.append(obj)
numobjs = len(self.objects)
if numobjs == 0:
self.tracker.finalize()
elif numobjs == 1:
self.tracker.updateFromPointlist([obj.Placement.Base for obj in self.objects])
self.tracker.on()
else:
self.tracker.updateFromPointlist([obj.Placement.Base for obj in self.objects])
elif self.state == 1:
''' Select distance and direction '''
self.direction = FreeCAD.Vector(listObjects[0]['x'], listObjects[0]['y'], listObjects[0]['z'])
#self.point = None
elif event.getState() == coin.SoMouseButtonEvent.UP:
if listObjects and self.point:
if self.state == 0:
FreeCADGui.Selection.clearSelection()
for obj in listObjects:
FreeCADGui.Selection.addSelection(obj)
"""if (event.getState() == coin.SoMouseButtonEvent.DOWN) and (
event.getButton() == event.BUTTON1): # left click
print("Mouse button down and mouse button 1")
if not event.wasAltDown():
if self.editing is None:
''' do something'''
else:
self.endEditing(self.obj, self.editing)
elif event.wasAltDown(): # left click with ctrl down
self.display_tracker_menu(event)
elif (event.getState() == coin.SoMouseButtonEvent.DOWN) and (
event.getButton() == event.BUTTON2): # right click
self.display_tracker_menu(event)"""
def mouseMoved(self, event_callback):
""" Execute as callback for mouse movement. Update tracker position and update preview ghost. """
if self.state == 1:
event = event_callback.getEvent()
pos = event.getPosition().getValue()
listObjects = FreeCADGui.ActiveDocument.ActiveView.getObjectsInfo((int(pos[0]), int(pos[1])))
print(listObjects)
point = FreeCAD.Vector(listObjects[0]['x'], listObjects[0]['y'], listObjects[0]['z'])
pts = [obj.Placement.Base for obj in self.objects]
offset = point.sub(pts[0])
self.tracker.updateFromPointlist([point.add(offset) for point in pts])
'''listObjects = FreeCADGui.ActiveDocument.ActiveView.getObjectsInfo((int(pos[0]), int(pos[1])))
if listObjects:
# {'x': 483239.09375, 'y': 783855.8125, 'z': 797695.0, 'Document': 'Salinas_II_GRG___v3',
# 'Object': 'Wire023', 'Component': 'Edge30'}]
for obj in listObjects:
print(listObjects)
if obj.Object == self.obj.Name:
print(listObjects)
'''
def calculateTrenches(self):
if len(self.objects)>1:
import Draft
pts = [obj.Placement.Base for obj in self.objects]
vec = self.direction.sub(pts[0])
pts1 = [point.add(vec) for point in pts]
for i in range(len(pts1) - 1):
makeTrench(Draft.makeLine(pts1[i], pts1[i + 1]))
return
pts = [obj.Placement.Base for obj in FreeCADGui.Selection.getSelection()]
from sklearn.cluster import OPTICS, cluster_optics_dbscan
import numpy as np
clust = OPTICS(min_samples = 5, xi=0.05, min_cluster_size=0.05)
X = np.array(pts)
# Run the fit
clust.fit(X)
labels_050 = cluster_optics_dbscan(
reachability=clust.reachability_,
core_distances=clust.core_distances_,
ordering=clust.ordering_,
eps=0.5,
)
labels_200 = cluster_optics_dbscan(
reachability=clust.reachability_,
core_distances=clust.core_distances_,
ordering=clust.ordering_,
eps=2,
)
space = np.arange(len(X))
reachability = clust.reachability_[clust.ordering_]
labels = clust.labels_[clust.ordering_]
print("\n")
print(" Space: ", space)
print(" Reachability", reachability)
print(" Labels", labels)
return
from scipy import stats
xx = list()
yy = list()
zz = list()
for point in pts:
xx.append(point.x)
yy.append(point.y)
zz.append(point.z)
slope, intercept, r, p, std_err = stats.linregress(xx, yy)
def myfunc(val):
return slope * val + intercept
newzz = list(map(myfunc, [xx[0], xx[-1]]))
points3D = list()
points3D.append(FreeCAD.Vector(xx[0], yy[0], newzz[0]))
points3D.append(FreeCAD.Vector(xx[-1], yy[-1], newzz[1]))
def quit(self):
print("Quit")
self.tracker.finalize()
self.unregister_editing_callbacks()

View File

@@ -0,0 +1,501 @@
# from curve workbench
import FreeCAD
import FreeCADGui
import Part
import PySide.QtCore as QtCore
import PySide.QtGui as QtGui
from pivy import coin
from Utils import graphics
def parameterization(points, a, closed):
"""Computes a knot Sequence for a set of points
fac (0-1) : parameterization factor
fac=0 -> Uniform / fac=0.5 -> Centripetal / fac=1.0 -> Chord-Length"""
pts = points.copy()
if closed and pts[0].distanceToPoint(pts[-1]) > 1e-7: # we need to add the first point as the end point
pts.append(pts[0])
params = [0]
for i in range(1, len(pts)):
p = pts[i] - pts[i - 1]
if isinstance(p, FreeCAD.Vector):
le = p.Length
else:
le = p.length()
pl = pow(le, a)
params.append(params[-1] + pl)
return params
class ConnectionMarker(graphics.Marker):
def __init__(self, points):
super(ConnectionMarker, self).__init__(points, True)
class MarkerOnShape(graphics.Marker):
def __init__(self, points, sh=None):
super(MarkerOnShape, self).__init__(points, True)
self._shape = None
self._sublink = None
self._tangent = None
self._translate = coin.SoTranslation()
self._text_font = coin.SoFont()
self._text_font.name = "Arial:Bold"
self._text_font.size = 13.0
self._text = coin.SoText2()
self._text_switch = coin.SoSwitch()
self._text_switch.addChild(self._translate)
self._text_switch.addChild(self._text_font)
self._text_switch.addChild(self._text)
self.on_drag_start.append(self.add_text)
self.on_drag_release.append(self.remove_text)
self.addChild(self._text_switch)
if isinstance(sh, Part.Shape):
self.snap_shape = sh
elif isinstance(sh, (tuple, list)):
self.sublink = sh
def subshape_from_sublink(self, o):
name = o[1][0]
print(name, " selected")
if 'Vertex' in name:
n = eval(name.lstrip('Vertex'))
return o[0].Shape.Vertexes[n - 1]
elif 'Edge' in name:
n = eval(name.lstrip('Edge'))
return o[0].Shape.Edges[n - 1]
elif 'Face' in name:
n = eval(name.lstrip('Face'))
return o[0].Shape.Faces[n - 1]
def add_text(self):
self._text_switch.whichChild = coin.SO_SWITCH_ALL
self.on_drag.append(self.update_text)
def remove_text(self):
self._text_switch.whichChild = coin.SO_SWITCH_NONE
self.on_drag.remove(self.update_text)
def update_text(self):
p = self.points[0]
coords = ['{: 9.3f}'.format(p[0]), '{: 9.3f}'.format(p[1]), '{: 9.3f}'.format(p[2])]
self._translate.translation = p
self._text.string.setValues(0, 3, coords)
@property
def tangent(self):
return self._tangent
@tangent.setter
def tangent(self, t):
if isinstance(t, FreeCAD.Vector):
if t.Length > 1e-7:
self._tangent = t
self._tangent.normalize()
self.marker.markerIndex = coin.SoMarkerSet.DIAMOND_FILLED_9_9
else:
self._tangent = None
self.marker.markerIndex = coin.SoMarkerSet.CIRCLE_FILLED_9_9
else:
self._tangent = None
self.marker.markerIndex = coin.SoMarkerSet.CIRCLE_FILLED_9_9
@property
def snap_shape(self):
return self._shape
@snap_shape.setter
def snap_shape(self, sh):
if isinstance(sh, Part.Shape):
self._shape = sh
else:
self._shape = None
self.alter_color()
@property
def sublink(self):
return self._sublink
@sublink.setter
def sublink(self, sl):
if isinstance(sl, (tuple, list)) and not (sl == self._sublink):
self._shape = self.subshape_from_sublink(sl)
self._sublink = sl
else:
self._shape = None
self._sublink = None
self.alter_color()
def alter_color(self):
if isinstance(self._shape, Part.Vertex):
self.set_color("white")
elif isinstance(self._shape, Part.Edge):
self.set_color("cyan")
elif isinstance(self._shape, Part.Face):
self.set_color("magenta")
else:
self.set_color("black")
def __repr__(self):
return "MarkerOnShape({})".format(self._shape)
def drag(self, mouse_coords, fact=1.):
if self.enabled:
pts = self.points
for i, p in enumerate(pts):
p[0] = mouse_coords[0] * fact + self._tmp_points[i][0]
p[1] = mouse_coords[1] * fact + self._tmp_points[i][1]
p[2] = mouse_coords[2] * fact + self._tmp_points[i][2]
if self._shape:
v = Part.Vertex(p[0], p[1], p[2])
proj = v.distToShape(self._shape)[1][0][1]
# FreeCAD.Console.PrintMessage("%s -> %s\n"%(p.getValue(), proj))
p[0] = proj.x
p[1] = proj.y
p[2] = proj.z
self.points = pts
for foo in self.on_drag:
foo()
class ConnectionPolygon(graphics.Polygon):
std_col = "green"
def __init__(self, markers):
super(ConnectionPolygon, self).__init__(
sum([m.points for m in markers], []), True)
self.markers = markers
for m in self.markers:
m.on_drag.append(self.updatePolygon)
def updatePolygon(self):
self.points = sum([m.points for m in self.markers], [])
@property
def drag_objects(self):
return self.markers
def check_dependency(self):
if any([m._delete for m in self.markers]):
self.delete()
class ConnectionLine(graphics.Line):
def __init__(self, markers):
super(ConnectionLine, self).__init__(
sum([m.points for m in markers], []), True)
self.markers = markers
self._linear = False
for m in self.markers:
m.on_drag.append(self.updateLine)
def updateLine(self):
self.points = sum([m.points for m in self.markers], [])
if self._linear:
p1 = self.markers[0].points[0]
p2 = self.markers[-1].points[0]
t = p2 - p1
tan = FreeCAD.Vector(t[0], t[1], t[2])
for m in self.markers:
m.tangent = tan
@property
def linear(self):
return self._linear
@linear.setter
def linear(self, b):
self._linear = bool(b)
@property
def drag_objects(self):
return self.markers
def check_dependency(self):
if any([m._delete for m in self.markers]):
self.delete()
class Edit(object):
def __init__(self, points=[], obj=None):
self.points = list()
self.lines = list()
self.obj = obj
self.root_inserted = False
self.root = None
self.editing = None
# event callbacks
self.selection_callback = None
self._keyPressedCB = None
self._mouseMovedCB = None
self._mousePressedCB = None
for p in points:
if isinstance(p, FreeCAD.Vector):
self.points.append(MarkerOnShape([p]))
elif isinstance(p, (tuple, list)):
self.points.append(MarkerOnShape([p[0]], p[1]))
elif isinstance(p, (MarkerOnShape, ConnectionMarker)):
self.points.append(p)
else:
FreeCAD.Console.PrintError("InterpoCurveEditor : bad input")
# Setup coin objects
if self.obj:
self.guidoc = self.obj.ViewObject.Document
else:
if not FreeCADGui.ActiveDocument:
FreeCAD.newDocument("New")
self.guidoc = FreeCADGui.ActiveDocument
self.view = self.guidoc.ActiveView
self.rm = self.view.getViewer().getSoRenderManager()
self.sg = self.view.getSceneGraph()
self.setupInteractionSeparator()
# Callbacks
#self.unregister_editing_callbacks()
#self.register_editing_callbacks()
def setupInteractionSeparator(self):
if self.root_inserted:
self.sg.removeChild(self.root)
self.root = graphics.InteractionSeparator(self.rm)
self.root.setName("InteractionSeparator")
self.root.pick_radius = 40
# Populate root node
self.root += self.points
self.build_lines()
self.root += self.lines
# set FreeCAD color scheme
for o in self.points + self.lines:
o.ovr_col = "yellow"
o.sel_col = "green"
self.root.register()
self.sg.addChild(self.root)
self.root_inserted = True
self.root.selected_objects = list()
def build_lines(self):
for i in range(len(self.points) - 1):
line = ConnectionLine([self.points[i], self.points[i + 1]])
line.set_color("blue")
self.lines.append(line)
# -------------------------------------------------------------------------
# SCENE EVENTS CALLBACKS
# -------------------------------------------------------------------------
def register_editing_callbacks(self):
""" Register editing callbacks (former action function) """
if self._keyPressedCB is None:
self._keyPressedCB = self.root.events.addEventCallback(coin.SoKeyboardEvent.getClassTypeId(), self.keyPressed)
if self._mousePressedCB is None:
self._mousePressedCB = self.root.events.addEventCallback(coin.SoMouseButtonEvent.getClassTypeId(), self.mousePressed)
if self._mouseMovedCB is None:
self._mouseMovedCB = self.root.events.addEventCallback(coin.SoLocation2Event.getClassTypeId(), self.mouseMoved)
def unregister_editing_callbacks(self):
""" Remove callbacks used during editing if they exist """
if self._keyPressedCB:
self.root.events.removeEventCallback(coin.SoKeyboardEvent.getClassTypeId(), self._keyPressedCB)
self._keyPressedCB = None
if self._mousePressedCB:
self.root.events.removeEventCallback(coin.SoMouseButtonEvent.getClassTypeId(), self._mousePressedCB)
self._mousePressedCB = None
if self._mouseMovedCB:
self.root.events.removeEventCallback(coin.SoLocation2Event.getClassTypeId(), self._mouseMovedCB)
self._mouseMovedCB = None
# -------------------------------------------------------------------------
# SCENE EVENT HANDLERS
# -------------------------------------------------------------------------
def keyPressed(self, attr, event_callback):
event = event_callback.getEvent()
if event.getState() == event.UP:
#FreeCAD.Console.PrintMessage("Key pressed : %s\n"%event.getKey())
if event.getKey() == ord("i"):
self.subdivide()
elif event.getKey() == ord("q"):# or event.getKey() == ord(65307):
if self.obj:
self.obj.ViewObject.Proxy.doubleClicked(self.obj.ViewObject)
else:
self.quit()
elif event.getKey() == ord("s"):
sel = FreeCADGui.Selection.getSelectionEx()
tup = None
if len(sel) == 1:
tup = (sel[0].Object, sel[0].SubElementNames)
for i in range(len(self.root.selected_objects)):
if isinstance(self.root.selected_objects[i], MarkerOnShape):
self.root.selected_objects[i].sublink = tup
#FreeCAD.Console.PrintMessage("Snapped to {}\n".format(str(self.root.selected_objects[i].sublink)))
self.root.selected_objects[i].drag_start()
self.root.selected_objects[i].drag((0, 0, 0.))
self.root.selected_objects[i].drag_release()
elif (event.getKey() == 65535) or (event.getKey() == 65288): # Suppr or Backspace
# FreeCAD.Console.PrintMessage("Some objects have been deleted\n")
pts = list()
for o in self.root.dynamic_objects:
if isinstance(o, MarkerOnShape):
pts.append(o)
self.points = pts
self.setupInteractionSeparator()
def mousePressed(self, attr, event_callback):
""" Mouse button event handler, calls: startEditing, endEditing, addPoint, delPoint """
event = event_callback.getEvent()
if (event.getState() == coin.SoMouseButtonEvent.DOWN) and (event.getButton() == event.BUTTON1): # left click
if not event.wasAltDown():
''' do something '''
if self.editing is None:
''' do something'''
else:
self.endEditing(self.obj, self.editing)
elif event.wasAltDown(): # left click with ctrl down
self.display_tracker_menu(event)
elif (event.getState() == coin.SoMouseButtonEvent.DOWN) and (event.getButton() == event.BUTTON2): # right click
self.display_tracker_menu(event)
def mouseMoved(self, attr, event_callback):
""" Execute as callback for mouse movement. Update tracker position and update preview ghost. """
event = event_callback.getEvent()
pos = event.getPosition()
'''
if self.editing is not None:
self.updateTrackerAndGhost(event)
else:
# look for a node in mouse position and highlight it
pos = event.getPosition()
node = self.getEditNode(pos)
ep = self.getEditNodeIndex(node)
if ep is not None:
if self.overNode is not None:
self.overNode.setColor(COLORS["default"])
self.trackers[str(node.objectName.getValue())][ep].setColor(COLORS["red"])
self.overNode = self.trackers[str(node.objectName.getValue())][ep]
print("show menu")
# self.display_tracker_menu(event)
else:
if self.overNode is not None:
self.overNode.setColor(COLORS["default"])
self.overNode = None
'''
def endEditing(self, obj, nodeIndex=None, v=None):
self.editing = None
# ------------------------------------------------------------------------
# DRAFT EDIT Context menu
# ------------------------------------------------------------------------
def display_tracker_menu(self, event):
self.tracker_menu = QtGui.QMenu()
self.event = event
actions = None
actions = ["add point"]
'''
if self.overNode:
# if user is over a node
doc = self.overNode.get_doc_name()
obj = App.getDocument(doc).getObject(self.overNode.get_obj_name())
ep = self.overNode.get_subelement_index()
obj_gui_tools = self.get_obj_gui_tools(obj)
if obj_gui_tools:
actions = obj_gui_tools.get_edit_point_context_menu(obj, ep)
else:
# try if user is over an edited object
pos = self.event.getPosition()
obj = self.get_selected_obj_at_position(pos)
if utils.get_type(obj) in ["Line", "Wire", "BSpline", "BezCurve"]:
actions = ["add point"]
elif utils.get_type(obj) in ["Circle"] and obj.FirstAngle != obj.LastAngle:
actions = ["invert arc"]
if actions is None:
return
'''
for a in actions:
self.tracker_menu.addAction(a)
self.tracker_menu.popup(FreeCADGui.getMainWindow().cursor().pos())
QtCore.QObject.connect(self.tracker_menu,
QtCore.SIGNAL("triggered(QAction *)"),
self.evaluate_menu_action)
def evaluate_menu_action(self, labelname):
action_label = str(labelname.text())
doc = None
obj = None
idx = None
if action_label == "add point":
self.addPoint(self.event)
del self.event
# -------------------------------------------------------------------------
# EDIT functions
# -------------------------------------------------------------------------
def addPoint(self, event):
''' add point to the end '''
pos = event.getPosition()
pts = self.points.copy()
new_select = list()
point = FreeCAD.Vector(pos)
mark = MarkerOnShape([point])
pts.append(mark)
new_select.append(mark)
self.points = pts
self.setupInteractionSeparator()
self.root.selected_objects = new_select
def subdivide(self):
# get selected lines and subdivide them
pts = list()
new_select = list()
for o in self.lines:
#FreeCAD.Console.PrintMessage("object %s\n"%str(o))
if isinstance(o, ConnectionLine):
pts.append(o.markers[0])
if o in self.root.selected_objects:
#idx = self.lines.index(o)
#FreeCAD.Console.PrintMessage("Subdividing line #{}\n".format(idx))
p1 = o.markers[0].points[0]
p2 = o.markers[1].points[0]
midpar = (FreeCAD.Vector(p1) + FreeCAD.Vector(p2)) / 2.0
mark = MarkerOnShape([midpar])
pts.append(mark)
new_select.append(mark)
pts.append(self.points[-1])
self.points = pts
self.setupInteractionSeparator()
self.root.selected_objects = new_select
return True
def quit(self):
self.unregister_editing_callbacks()
self.root.unregister()
self.sg.removeChild(self.root)
self.root_inserted = False

View File

@@ -0,0 +1,533 @@
import FreeCAD
import FreeCADGui
import Part
from freecad.Curves import graphics
from pivy import coin
# from graphics import COLORS
# FreeCAD.Console.PrintMessage("Using local Pivy.graphics library\n")
def parameterization(points, a, closed):
"""Computes a knot Sequence for a set of points
fac (0-1) : parameterization factor
fac=0 -> Uniform / fac=0.5 -> Centripetal / fac=1.0 -> Chord-Length"""
pts = points.copy()
if closed and pts[0].distanceToPoint(pts[-1]) > 1e-7: # we need to add the first point as the end point
pts.append(pts[0])
params = [0]
for i in range(1, len(pts)):
p = pts[i] - pts[i - 1]
if isinstance(p, FreeCAD.Vector):
le = p.Length
else:
le = p.length()
pl = pow(le, a)
params.append(params[-1] + pl)
return params
class ConnectionMarker(graphics.Marker):
def __init__(self, points):
super(ConnectionMarker, self).__init__(points, True)
class MarkerOnShape(graphics.Marker):
def __init__(self, points, sh=None):
super(MarkerOnShape, self).__init__(points, True)
self._shape = None
self._sublink = None
self._tangent = None
self._translate = coin.SoTranslation()
self._text_font = coin.SoFont()
self._text_font.name = "Arial:Bold"
self._text_font.size = 13.0
self._text = coin.SoText2()
self._text_switch = coin.SoSwitch()
self._text_switch.addChild(self._translate)
self._text_switch.addChild(self._text_font)
self._text_switch.addChild(self._text)
self.on_drag_start.append(self.add_text)
self.on_drag_release.append(self.remove_text)
self.addChild(self._text_switch)
if isinstance(sh, Part.Shape):
self.snap_shape = sh
elif isinstance(sh, (tuple, list)):
self.sublink = sh
def subshape_from_sublink(self, o):
name = o[1][0]
if 'Vertex' in name:
n = eval(name.lstrip('Vertex'))
return(o[0].Shape.Vertexes[n - 1])
elif 'Edge' in name:
n = eval(name.lstrip('Edge'))
return(o[0].Shape.Edges[n - 1])
elif 'Face' in name:
n = eval(name.lstrip('Face'))
return(o[0].Shape.Faces[n - 1])
def add_text(self):
self._text_switch.whichChild = coin.SO_SWITCH_ALL
self.on_drag.append(self.update_text)
def remove_text(self):
self._text_switch.whichChild = coin.SO_SWITCH_NONE
self.on_drag.remove(self.update_text)
def update_text(self):
p = self.points[0]
coords = ['{: 9.3f}'.format(p[0]), '{: 9.3f}'.format(p[1]), '{: 9.3f}'.format(p[2])]
self._translate.translation = p
self._text.string.setValues(0, 3, coords)
@property
def tangent(self):
return self._tangent
@tangent.setter
def tangent(self, t):
if isinstance(t, FreeCAD.Vector):
if t.Length > 1e-7:
self._tangent = t
self._tangent.normalize()
self.marker.markerIndex = coin.SoMarkerSet.DIAMOND_FILLED_9_9
else:
self._tangent = None
self.marker.markerIndex = coin.SoMarkerSet.CIRCLE_FILLED_9_9
else:
self._tangent = None
self.marker.markerIndex = coin.SoMarkerSet.CIRCLE_FILLED_9_9
@property
def snap_shape(self):
return self._shape
@snap_shape.setter
def snap_shape(self, sh):
if isinstance(sh, Part.Shape):
self._shape = sh
else:
self._shape = None
self.alter_color()
@property
def sublink(self):
return self._sublink
@sublink.setter
def sublink(self, sl):
if isinstance(sl, (tuple, list)) and not (sl == self._sublink):
self._shape = self.subshape_from_sublink(sl)
self._sublink = sl
else:
self._shape = None
self._sublink = None
self.alter_color()
def alter_color(self):
if isinstance(self._shape, Part.Vertex):
self.set_color("white")
elif isinstance(self._shape, Part.Edge):
self.set_color("cyan")
elif isinstance(self._shape, Part.Face):
self.set_color("magenta")
else:
self.set_color("black")
def __repr__(self):
return("MarkerOnShape({})".format(self._shape))
def drag(self, mouse_coords, fact=1.):
if self.enabled:
pts = self.points
for i, p in enumerate(pts):
p[0] = mouse_coords[0] * fact + self._tmp_points[i][0]
p[1] = mouse_coords[1] * fact + self._tmp_points[i][1]
p[2] = mouse_coords[2] * fact + self._tmp_points[i][2]
if self._shape:
v = Part.Vertex(p[0], p[1], p[2])
proj = v.distToShape(self._shape)[1][0][1]
# FreeCAD.Console.PrintMessage("%s -> %s\n"%(p.getValue(), proj))
p[0] = proj.x
p[1] = proj.y
p[2] = proj.z
self.points = pts
for foo in self.on_drag:
foo()
class ConnectionPolygon(graphics.Polygon):
std_col = "green"
def __init__(self, markers):
super(ConnectionPolygon, self).__init__(
sum([m.points for m in markers], []), True)
self.markers = markers
for m in self.markers:
m.on_drag.append(self.updatePolygon)
def updatePolygon(self):
self.points = sum([m.points for m in self.markers], [])
@property
def drag_objects(self):
return self.markers
def check_dependency(self):
if any([m._delete for m in self.markers]):
self.delete()
class ConnectionLine(graphics.Line):
def __init__(self, markers):
super(ConnectionLine, self).__init__(
sum([m.points for m in markers], []), True)
self.markers = markers
self._linear = False
for m in self.markers:
m.on_drag.append(self.updateLine)
def updateLine(self):
self.points = sum([m.points for m in self.markers], [])
if self._linear:
p1 = self.markers[0].points[0]
p2 = self.markers[-1].points[0]
t = p2 - p1
tan = FreeCAD.Vector(t[0], t[1], t[2])
for m in self.markers:
m.tangent = tan
@property
def linear(self):
return self._linear
@linear.setter
def linear(self, b):
self._linear = bool(b)
@property
def drag_objects(self):
return self.markers
def check_dependency(self):
if any([m._delete for m in self.markers]):
self.delete()
class InterpoCurveEditor(object):
"""Interpolation curve free-hand editor
my_editor = InterpoCurveEditor([points], obj)
obj is the FreeCAD object that will receive
the curve shape at the end of editing.
points can be :
- Vector (free point)
- (Vector, shape) (point on shape)"""
def __init__(self, points=[], fp=None):
self.points = list()
self.curve = Part.BSplineCurve()
self.fp = fp
self.root_inserted = False
self.periodic = False
self.param_factor = 1.0
# self.support = None # Not yet implemented
for p in points:
if isinstance(p, FreeCAD.Vector):
self.points.append(MarkerOnShape([p]))
elif isinstance(p, (tuple, list)):
self.points.append(MarkerOnShape([p[0]], p[1]))
elif isinstance(p, (MarkerOnShape, ConnectionMarker)):
self.points.append(p)
else:
FreeCAD.Console.PrintError("InterpoCurveEditor : bad input")
# Setup coin objects
if self.fp:
self.guidoc = self.fp.ViewObject.Document
else:
if not FreeCADGui.ActiveDocument:
FreeCAD.newDocument("New")
self.guidoc = FreeCADGui.ActiveDocument
self.view = self.guidoc.ActiveView
self.rm = self.view.getViewer().getSoRenderManager()
self.sg = self.view.getSceneGraph()
self.setup_InteractionSeparator()
self.update_curve()
def setup_InteractionSeparator(self):
if self.root_inserted:
self.sg.removeChild(self.root)
self.root = graphics.InteractionSeparator(self.rm)
self.root.setName("InteractionSeparator")
# self.root.ovr_col = "yellow"
# self.root.sel_col = "green"
self.root.pick_radius = 40
self.root.on_drag.append(self.update_curve)
# Keyboard callback
# self.events = coin.SoEventCallback()
self._controlCB = self.root.events.addEventCallback(coin.SoKeyboardEvent.getClassTypeId(), self.controlCB)
# populate root node
# self.root.addChild(self.events)
self.root += self.points
self.build_lines()
self.root += self.lines
# set FreeCAD color scheme
for o in self.points + self.lines:
o.ovr_col = "yellow"
o.sel_col = "green"
self.root.register()
self.sg.addChild(self.root)
self.root_inserted = True
self.root.selected_objects = list()
def compute_tangents(self):
tans = list()
flags = list()
for i in range(len(self.points)):
if isinstance(self.points[i].snap_shape, Part.Face):
for vec in self.points[i].points:
u, v = self.points[i].snap_shape.Surface.parameter(FreeCAD.Vector(vec))
norm = self.points[i].snap_shape.normalAt(u, v)
cp = self.curve.parameter(FreeCAD.Vector(vec))
t = self.curve.tangent(cp)[0]
pl = Part.Plane(FreeCAD.Vector(), norm)
ci = Part.Geom2d.Circle2d()
ci.Radius = t.Length * 2
w = Part.Wire([ci.toShape(pl)])
f = Part.Face(w)
# proj = f.project([Part.Vertex(t)])
proj = Part.Vertex(t).distToShape(f)[1][0][1]
# pt = proj.Vertexes[0].Point
# FreeCAD.Console.PrintMessage("Projection %s -> %s\n"%(t, proj))
if proj.Length > 1e-7:
tans.append(proj)
flags.append(True)
else:
tans.append(FreeCAD.Vector(1, 0, 0))
flags.append(False)
elif self.points[i].tangent:
for j in range(len(self.points[i].points)):
tans.append(self.points[i].tangent)
flags.append(True)
else:
for j in range(len(self.points[i].points)):
tans.append(FreeCAD.Vector(0, 0, 0))
flags.append(False)
return(tans, flags)
def update_curve(self):
pts = list()
for p in self.points:
pts += p.points
# FreeCAD.Console.PrintMessage("pts :\n%s\n"%str(pts))
if len(pts) > 1:
fac = self.param_factor
if self.fp:
fac = self.fp.Parametrization
params = parameterization(pts, fac, self.periodic)
self.curve.interpolate(Points=pts, Parameters=params, PeriodicFlag=self.periodic)
tans, flags = self.compute_tangents()
if any(flags):
if (len(tans) == len(pts)) and (len(flags) == len(pts)):
self.curve.interpolate(Points=pts, Parameters=params, PeriodicFlag=self.periodic, Tangents=tans, TangentFlags=flags)
if self.fp:
self.fp.Shape = self.curve.toShape()
def build_lines(self):
self.lines = list()
for i in range(len(self.points) - 1):
line = ConnectionLine([self.points[i], self.points[i + 1]])
line.set_color("blue")
self.lines.append(line)
def controlCB(self, attr, event_callback):
event = event_callback.getEvent()
if event.getState() == event.UP:
# FreeCAD.Console.PrintMessage("Key pressed : %s\n"%event.getKey())
if event.getKey() == ord("i"):
self.subdivide()
elif event.getKey() == ord("p"):
self.set_planar()
elif event.getKey() == ord("t"):
self.set_tangents()
elif event.getKey() == ord("q"):
if self.fp:
self.fp.ViewObject.Proxy.doubleClicked(self.fp.ViewObject)
else:
self.quit()
elif event.getKey() == ord("s"):
sel = FreeCADGui.Selection.getSelectionEx()
tup = None
if len(sel) == 1:
tup = (sel[0].Object, sel[0].SubElementNames)
for i in range(len(self.root.selected_objects)):
if isinstance(self.root.selected_objects[i], MarkerOnShape):
self.root.selected_objects[i].sublink = tup
FreeCAD.Console.PrintMessage("Snapped to {}\n".format(str(self.root.selected_objects[i].sublink)))
self.root.selected_objects[i].drag_start()
self.root.selected_objects[i].drag((0, 0, 0.))
self.root.selected_objects[i].drag_release()
self.update_curve()
elif event.getKey() == ord("l"):
self.toggle_linear()
elif (event.getKey() == 65535) or (event.getKey() == 65288): # Suppr or Backspace
# FreeCAD.Console.PrintMessage("Some objects have been deleted\n")
pts = list()
for o in self.root.dynamic_objects:
if isinstance(o, MarkerOnShape):
pts.append(o)
self.points = pts
self.setup_InteractionSeparator()
self.update_curve()
def toggle_linear(self):
for o in self.root.selected_objects:
if isinstance(o, ConnectionLine):
o.linear = not o.linear
i = self.lines.index(o)
if i > 0:
self.lines[i - 1].linear = False
if i < len(self.lines) - 1:
self.lines[i + 1].linear = False
o.updateLine()
o.drag_start()
o.drag((0, 0, 0.00001))
o.drag_release()
self.update_curve()
def set_tangents(self):
# view_dir = FreeCAD.Vector(0, 0, 1)
view_dir = FreeCADGui.ActiveDocument.ActiveView.getViewDirection()
markers = list()
for o in self.root.selected_objects:
if isinstance(o, MarkerOnShape):
markers.append(o)
elif isinstance(o, ConnectionLine):
markers.extend(o.markers)
if len(markers) > 0:
for m in markers:
if m.tangent:
m.tangent = None
else:
i = self.points.index(m)
if i == 0:
m.tangent = -view_dir
else:
m.tangent = view_dir
self.update_curve()
def set_planar(self):
# view_dir = FreeCAD.Vector(0, 0, 1)
view_dir = FreeCADGui.ActiveDocument.ActiveView.getViewDirection()
markers = list()
for o in self.root.selected_objects:
if isinstance(o, MarkerOnShape):
markers.append(o)
elif isinstance(o, ConnectionLine):
markers.extend(o.markers)
if len(markers) > 2:
vec0 = markers[0].points[0]
vec1 = markers[-1].points[0]
p0 = FreeCAD.Vector(vec0[0], vec0[1], vec0[2])
p1 = FreeCAD.Vector(vec1[0], vec1[1], vec1[2])
pl = Part.Plane(p0, p1, p1 + view_dir)
for o in markers:
if isinstance(o.snap_shape, Part.Vertex):
FreeCAD.Console.PrintMessage("Snapped to Vertex\n")
elif isinstance(o.snap_shape, Part.Edge):
FreeCAD.Console.PrintMessage("Snapped to Edge\n")
c = o.snap_shape.Curve
pts = pl.intersect(c)[0]
new_pts = list()
for ip in o.points:
iv = FreeCAD.Vector(ip[0], ip[1], ip[2])
dmin = 1e50
new = None
for op in pts:
ov = FreeCAD.Vector(op.X, op.Y, op.Z)
if iv.distanceToPoint(ov) < dmin:
dmin = iv.distanceToPoint(ov)
new = ov
new_pts.append(new)
o.points = new_pts
elif isinstance(o.snap_shape, Part.Face):
FreeCAD.Console.PrintMessage("Snapped to Face\n")
s = o.snap_shape.Surface
cvs = pl.intersect(s)
new_pts = list()
for ip in o.points:
iv = Part.Vertex(FreeCAD.Vector(ip[0], ip[1], ip[2]))
dmin = 1e50
new = None
for c in cvs:
e = c.toShape()
d, pts, info = iv.distToShape(e)
if d < dmin:
dmin = d
new = pts[0][1]
new_pts.append(new)
o.points = new_pts
else:
FreeCAD.Console.PrintMessage("Not snapped\n")
new_pts = list()
for ip in o.points:
iv = FreeCAD.Vector(ip[0], ip[1], ip[2])
u, v = pl.parameter(iv)
new_pts.append(pl.value(u, v))
o.points = new_pts
for li in self.lines:
li.updateLine()
self.update_curve()
def subdivide(self):
# get selected lines and subdivide them
pts = list()
new_select = list()
for o in self.lines:
# FreeCAD.Console.PrintMessage("object %s\n"%str(o))
if isinstance(o, ConnectionLine):
pts.append(o.markers[0])
if o in self.root.selected_objects:
idx = self.lines.index(o)
FreeCAD.Console.PrintMessage("Subdividing line #{}\n".format(idx))
p1 = o.markers[0].points[0]
p2 = o.markers[1].points[0]
par1 = self.curve.parameter(FreeCAD.Vector(p1))
par2 = self.curve.parameter(FreeCAD.Vector(p2))
midpar = (par1 + par2) / 2.0
mark = MarkerOnShape([self.curve.value(midpar)])
pts.append(mark)
new_select.append(mark)
pts.append(self.points[-1])
self.points = pts
self.setup_InteractionSeparator()
self.root.selected_objects = new_select
self.update_curve()
return(True)
def quit(self):
self.root.events.removeEventCallback(coin.SoKeyboardEvent.getClassTypeId(), self._controlCB)
self.root.unregister()
# self.root.removeAllChildren()
self.sg.removeChild(self.root)
self.root_inserted = False
def get_guide_params():
sel = FreeCADGui.Selection.getSelectionEx()
pts = list()
for s in sel:
pts.extend(list(zip(s.PickedPoints, s.SubObjects)))
return(pts)
def main():
obj = FreeCAD.ActiveDocument.addObject("Part::Spline", "profile")
tups = get_guide_params()
InterpoCurveEditor(tups, obj)
FreeCAD.ActiveDocument.recompute()
if __name__ == '__main__':
main()

501
Utils/profile_editor.py Normal file
View File

@@ -0,0 +1,501 @@
# from curve workbench
import FreeCAD
import FreeCADGui
import Part
import PySide.QtCore as QtCore
import PySide.QtGui as QtGui
from pivy import coin
from Utils import graphics
def parameterization(points, a, closed):
"""Computes a knot Sequence for a set of points
fac (0-1) : parameterization factor
fac=0 -> Uniform / fac=0.5 -> Centripetal / fac=1.0 -> Chord-Length"""
pts = points.copy()
if closed and pts[0].distanceToPoint(pts[-1]) > 1e-7: # we need to add the first point as the end point
pts.append(pts[0])
params = [0]
for i in range(1, len(pts)):
p = pts[i] - pts[i - 1]
if isinstance(p, FreeCAD.Vector):
le = p.Length
else:
le = p.length()
pl = pow(le, a)
params.append(params[-1] + pl)
return params
class ConnectionMarker(graphics.Marker):
def __init__(self, points):
super(ConnectionMarker, self).__init__(points, True)
class MarkerOnShape(graphics.Marker):
def __init__(self, points, sh=None):
super(MarkerOnShape, self).__init__(points, True)
self._shape = None
self._sublink = None
self._tangent = None
self._translate = coin.SoTranslation()
self._text_font = coin.SoFont()
self._text_font.name = "Arial:Bold"
self._text_font.size = 13.0
self._text = coin.SoText2()
self._text_switch = coin.SoSwitch()
self._text_switch.addChild(self._translate)
self._text_switch.addChild(self._text_font)
self._text_switch.addChild(self._text)
self.on_drag_start.append(self.add_text)
self.on_drag_release.append(self.remove_text)
self.addChild(self._text_switch)
if isinstance(sh, Part.Shape):
self.snap_shape = sh
elif isinstance(sh, (tuple, list)):
self.sublink = sh
def subshape_from_sublink(self, o):
name = o[1][0]
print(name, " selected")
if 'Vertex' in name:
n = eval(name.lstrip('Vertex'))
return o[0].Shape.Vertexes[n - 1]
elif 'Edge' in name:
n = eval(name.lstrip('Edge'))
return o[0].Shape.Edges[n - 1]
elif 'Face' in name:
n = eval(name.lstrip('Face'))
return o[0].Shape.Faces[n - 1]
def add_text(self):
self._text_switch.whichChild = coin.SO_SWITCH_ALL
self.on_drag.append(self.update_text)
def remove_text(self):
self._text_switch.whichChild = coin.SO_SWITCH_NONE
self.on_drag.remove(self.update_text)
def update_text(self):
p = self.points[0]
coords = ['{: 9.3f}'.format(p[0]), '{: 9.3f}'.format(p[1]), '{: 9.3f}'.format(p[2])]
self._translate.translation = p
self._text.string.setValues(0, 3, coords)
@property
def tangent(self):
return self._tangent
@tangent.setter
def tangent(self, t):
if isinstance(t, FreeCAD.Vector):
if t.Length > 1e-7:
self._tangent = t
self._tangent.normalize()
self.marker.markerIndex = coin.SoMarkerSet.DIAMOND_FILLED_9_9
else:
self._tangent = None
self.marker.markerIndex = coin.SoMarkerSet.CIRCLE_FILLED_9_9
else:
self._tangent = None
self.marker.markerIndex = coin.SoMarkerSet.CIRCLE_FILLED_9_9
@property
def snap_shape(self):
return self._shape
@snap_shape.setter
def snap_shape(self, sh):
if isinstance(sh, Part.Shape):
self._shape = sh
else:
self._shape = None
self.alter_color()
@property
def sublink(self):
return self._sublink
@sublink.setter
def sublink(self, sl):
if isinstance(sl, (tuple, list)) and not (sl == self._sublink):
self._shape = self.subshape_from_sublink(sl)
self._sublink = sl
else:
self._shape = None
self._sublink = None
self.alter_color()
def alter_color(self):
if isinstance(self._shape, Part.Vertex):
self.set_color("white")
elif isinstance(self._shape, Part.Edge):
self.set_color("cyan")
elif isinstance(self._shape, Part.Face):
self.set_color("magenta")
else:
self.set_color("black")
def __repr__(self):
return "MarkerOnShape({})".format(self._shape)
def drag(self, mouse_coords, fact=1.):
if self.enabled:
pts = self.points
for i, p in enumerate(pts):
p[0] = mouse_coords[0] * fact + self._tmp_points[i][0]
p[1] = mouse_coords[1] * fact + self._tmp_points[i][1]
p[2] = mouse_coords[2] * fact + self._tmp_points[i][2]
if self._shape:
v = Part.Vertex(p[0], p[1], p[2])
proj = v.distToShape(self._shape)[1][0][1]
# FreeCAD.Console.PrintMessage("%s -> %s\n"%(p.getValue(), proj))
p[0] = proj.x
p[1] = proj.y
p[2] = proj.z
self.points = pts
for foo in self.on_drag:
foo()
class ConnectionPolygon(graphics.Polygon):
std_col = "green"
def __init__(self, markers):
super(ConnectionPolygon, self).__init__(
sum([m.points for m in markers], []), True)
self.markers = markers
for m in self.markers:
m.on_drag.append(self.updatePolygon)
def updatePolygon(self):
self.points = sum([m.points for m in self.markers], [])
@property
def drag_objects(self):
return self.markers
def check_dependency(self):
if any([m._delete for m in self.markers]):
self.delete()
class ConnectionLine(graphics.Line):
def __init__(self, markers):
super(ConnectionLine, self).__init__(
sum([m.points for m in markers], []), True)
self.markers = markers
self._linear = False
for m in self.markers:
m.on_drag.append(self.updateLine)
def updateLine(self):
self.points = sum([m.points for m in self.markers], [])
if self._linear:
p1 = self.markers[0].points[0]
p2 = self.markers[-1].points[0]
t = p2 - p1
tan = FreeCAD.Vector(t[0], t[1], t[2])
for m in self.markers:
m.tangent = tan
@property
def linear(self):
return self._linear
@linear.setter
def linear(self, b):
self._linear = bool(b)
@property
def drag_objects(self):
return self.markers
def check_dependency(self):
if any([m._delete for m in self.markers]):
self.delete()
class Edit(object):
def __init__(self, obj=None):
self.obj = obj
self.root_inserted = False
self.root = None
self.editing = None
# event callbacks
self.selection_callback = None
self._keyPressedCB = None
self._mouseMovedCB = None
self._mousePressedCB = None
# Setup coin objects
self.guidoc = self.obj.ViewObject.Document
self.view = self.guidoc.ActiveView
self.rm = self.view.getViewer().getSoRenderManager()
self.sg = self.view.getSceneGraph()
self.setupInteractionSeparator()
# Callbacks
self.unregister_editing_callbacks()
self.register_editing_callbacks()
def setupInteractionSeparator(self):
if self.root_inserted:
self.sg.removeChild(self.root)
self.root = graphics.InteractionSeparator(self.rm)
self.root.setName("InteractionSeparator")
self.root.pick_radius = 40
# Populate root node
#self.root += self.points
#self.build_lines()
#self.root += self.lines
# set FreeCAD color scheme
'''for o in self.points + self.lines:
o.ovr_col = "yellow"
o.sel_col = "green"'''
self.root.register()
self.sg.addChild(self.root)
self.root_inserted = True
self.root.selected_objects = list()
def build_lines(self):
for i in range(len(self.points) - 1):
line = ConnectionLine([self.points[i], self.points[i + 1]])
line.set_color("blue")
self.lines.append(line)
# -------------------------------------------------------------------------
# SCENE EVENTS CALLBACKS
# -------------------------------------------------------------------------
def register_editing_callbacks(self):
""" Register editing callbacks (former action function) """
print("Registering callbacks")
if self._keyPressedCB is None:
self._keyPressedCB = self.root.events.addEventCallback(coin.SoKeyboardEvent.getClassTypeId(), self.keyPressed)
if self._mousePressedCB is None:
self._mousePressedCB = self.root.events.addEventCallback(coin.SoMouseButtonEvent.getClassTypeId(), self.mousePressed)
if self._mouseMovedCB is None:
self._mouseMovedCB = self.root.events.addEventCallback(coin.SoLocation2Event.getClassTypeId(), self.mouseMoved)
def unregister_editing_callbacks(self):
""" Remove callbacks used during editing if they exist """
print("Unregistering")
if self._keyPressedCB:
self.root.events.removeEventCallback(coin.SoKeyboardEvent.getClassTypeId(), self._keyPressedCB)
self._keyPressedCB = None
if self._mousePressedCB:
self.root.events.removeEventCallback(coin.SoMouseButtonEvent.getClassTypeId(), self._mousePressedCB)
self._mousePressedCB = None
if self._mouseMovedCB:
self.root.events.removeEventCallback(coin.SoLocation2Event.getClassTypeId(), self._mouseMovedCB)
self._mouseMovedCB = None
# -------------------------------------------------------------------------
# SCENE EVENT HANDLERS
# -------------------------------------------------------------------------
def keyPressed(self, attr, event_callback):
event = event_callback.getEvent()
print(event.getKey())
if event.getState() == event.UP:
#FreeCAD.Console.PrintMessage("Key pressed : %s\n"%event.getKey())
if event.getKey() == ord("i"):
self.subdivide()
elif event.getKey() == ord("q"):# or event.getKey() == ord(65307):
if self.obj:
self.obj.ViewObject.Proxy.doubleClicked(self.obj.ViewObject)
else:
self.quit()
elif event.getKey() == ord("s"):
sel = FreeCADGui.Selection.getSelectionEx()
tup = None
if len(sel) == 1:
tup = (sel[0].Object, sel[0].SubElementNames)
for i in range(len(self.root.selected_objects)):
if isinstance(self.root.selected_objects[i], MarkerOnShape):
self.root.selected_objects[i].sublink = tup
#FreeCAD.Console.PrintMessage("Snapped to {}\n".format(str(self.root.selected_objects[i].sublink)))
self.root.selected_objects[i].drag_start()
self.root.selected_objects[i].drag((0, 0, 0.))
self.root.selected_objects[i].drag_release()
elif (event.getKey() == 65535) or (event.getKey() == 65288): # Suppr or Backspace
# FreeCAD.Console.PrintMessage("Some objects have been deleted\n")
pts = list()
for o in self.root.dynamic_objects:
if isinstance(o, MarkerOnShape):
pts.append(o)
self.points = pts
self.setupInteractionSeparator()
elif event.getKey() == 65307:
self.quit()
def mousePressed(self, attr, event_callback):
""" Mouse button event handler, calls: startEditing, endEditing, addPoint, delPoint """
event = event_callback.getEvent()
if (event.getState() == coin.SoMouseButtonEvent.DOWN) and (event.getButton() == event.BUTTON1): # left click
print("Mouse button down and mouse button 1")
if not event.wasAltDown():
if self.editing is None:
''' do something'''
else:
self.endEditing(self.obj, self.editing)
elif event.wasAltDown(): # left click with ctrl down
self.display_tracker_menu(event)
elif (event.getState() == coin.SoMouseButtonEvent.DOWN) and (event.getButton() == event.BUTTON2): # right click
self.display_tracker_menu(event)
def mouseMoved(self, attr, event_callback):
""" Execute as callback for mouse movement. Update tracker position and update preview ghost. """
event = event_callback.getEvent()
pos = event.getPosition()
listObjects = FreeCADGui.ActiveDocument.ActiveView.getObjectsInfo((int(pos[0]), int(pos[1])))
if listObjects:
#{'x': 483239.09375, 'y': 783855.8125, 'z': 797695.0, 'Document': 'Salinas_II_GRG___v3',
# 'Object': 'Wire023', 'Component': 'Edge30'}]
for obj in listObjects:
print(listObjects)
if obj.Object == self.obj.Name:
print(listObjects)
'''
if self.editing is not None:
self.updateTrackerAndGhost(event)
else:
# look for a node in mouse position and highlight it
pos = event.getPosition()
node = self.getEditNode(pos)
ep = self.getEditNodeIndex(node)
if ep is not None:
if self.overNode is not None:
self.overNode.setColor(COLORS["default"])
self.trackers[str(node.objectName.getValue())][ep].setColor(COLORS["red"])
self.overNode = self.trackers[str(node.objectName.getValue())][ep]
print("show menu")
# self.display_tracker_menu(event)
else:
if self.overNode is not None:
self.overNode.setColor(COLORS["default"])
self.overNode = None
'''
def endEditing(self, obj, nodeIndex=None, v=None):
self.editing = None
# ------------------------------------------------------------------------
# DRAFT EDIT Context menu
# ------------------------------------------------------------------------
def display_tracker_menu(self, event):
self.tracker_menu = QtGui.QMenu()
self.event = event
actions = None
actions = ["add point"]
'''
if self.overNode:
# if user is over a node
doc = self.overNode.get_doc_name()
obj = App.getDocument(doc).getObject(self.overNode.get_obj_name())
ep = self.overNode.get_subelement_index()
obj_gui_tools = self.get_obj_gui_tools(obj)
if obj_gui_tools:
actions = obj_gui_tools.get_edit_point_context_menu(obj, ep)
else:
# try if user is over an edited object
pos = self.event.getPosition()
obj = self.get_selected_obj_at_position(pos)
if utils.get_type(obj) in ["Line", "Wire", "BSpline", "BezCurve"]:
actions = ["add point"]
elif utils.get_type(obj) in ["Circle"] and obj.FirstAngle != obj.LastAngle:
actions = ["invert arc"]
if actions is None:
return
'''
for a in actions:
self.tracker_menu.addAction(a)
self.tracker_menu.popup(FreeCADGui.getMainWindow().cursor().pos())
QtCore.QObject.connect(self.tracker_menu,
QtCore.SIGNAL("triggered(QAction *)"),
self.evaluate_menu_action)
def evaluate_menu_action(self, labelname):
action_label = str(labelname.text())
doc = None
obj = None
idx = None
if action_label == "add point":
self.addPoint(self.event)
del self.event
# -------------------------------------------------------------------------
# EDIT functions
# -------------------------------------------------------------------------
def addPoint(self, event):
''' add point to the end '''
pos = event.getPosition()
pts = self.points.copy()
new_select = list()
point = FreeCAD.Vector(pos)
mark = MarkerOnShape([point])
pts.append(mark)
new_select.append(mark)
self.points = pts
self.setupInteractionSeparator()
self.root.selected_objects = new_select
def subdivide(self):
# get selected lines and subdivide them
pts = list()
new_select = list()
for o in self.lines:
#FreeCAD.Console.PrintMessage("object %s\n"%str(o))
if isinstance(o, ConnectionLine):
pts.append(o.markers[0])
if o in self.root.selected_objects:
#idx = self.lines.index(o)
#FreeCAD.Console.PrintMessage("Subdividing line #{}\n".format(idx))
p1 = o.markers[0].points[0]
p2 = o.markers[1].points[0]
midpar = (FreeCAD.Vector(p1) + FreeCAD.Vector(p2)) / 2.0
mark = MarkerOnShape([midpar])
pts.append(mark)
new_select.append(mark)
pts.append(self.points[-1])
self.points = pts
self.setupInteractionSeparator()
self.root.selected_objects = new_select
return True
def quit(self):
print("Quit")
self.unregister_editing_callbacks()
self.root.unregister()
#self.sg.removeChild(self.root)
self.root_inserted = False