FreeCAD/src/Mod/Arch/ArchSite.py
2016-11-30 21:25:18 +01:00

536 lines
22 KiB
Python

# -*- coding: utf8 -*-
#***************************************************************************
#* *
#* Copyright (c) 2011 *
#* Yorik van Havre <yorik@uncreated.net> *
#* *
#* 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 FreeCAD,Draft,ArchCommands,ArchFloor,math,re,datetime
if FreeCAD.GuiUp:
import FreeCADGui
from PySide import QtCore, QtGui
from DraftTools import translate
from PySide.QtCore import QT_TRANSLATE_NOOP
else:
# \cond
def translate(ctxt,txt):
return txt
def QT_TRANSLATE_NOOP(ctxt,txt):
return txt
# \endcond
## @package ArchSite
# \ingroup ARCH
# \brief The Site object and tools
#
# This module provides tools to build Site objects.
# Sites are containers for Arch objects, and also define a
# terrain surface
__title__="FreeCAD Site"
__author__ = "Yorik van Havre"
__url__ = "http://www.freecadweb.org"
def makeSite(objectslist=None,baseobj=None,name="Site"):
'''makeBuilding(objectslist): creates a site including the
objects from the given list.'''
import Part
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
obj.Label = translate("Arch",name)
_Site(obj)
if FreeCAD.GuiUp:
_ViewProviderSite(obj.ViewObject)
if objectslist:
obj.Group = objectslist
if baseobj:
obj.Terrain = baseobj
return obj
def makeSolarDiagram(longitude,latitude,scale=1,complete=False):
"""makeSolarDiagram(longitude,latitude,[scale,complete]):
returns a solar diagram as a pivy node. If complete is
True, the 12 months are drawn"""
from subprocess import call
py3_failed = call(["python3", "-c", "import Pysolar"])
if py3_failed:
try:
import Pysolar
except:
print("Pysolar is not installed. Unable to generate solar diagrams")
return None
else:
from subprocess import check_output
from pivy import coin
if not scale:
return None
def toNode(shape):
"builds a pivy node from a simple linear shape"
from pivy import coin
buf = shape.writeInventor(2,0.01)
buf = buf.replace("\n","")
pts = re.findall("point \[(.*?)\]",buf)[0]
pts = pts.split(",")
pc = []
for p in pts:
v = p.strip().split()
pc.append([float(v[0]),float(v[1]),float(v[2])])
coords = coin.SoCoordinate3()
coords.point.setValues(0,len(pc),pc)
line = coin.SoLineSet()
line.numVertices.setValue(-1)
item = coin.SoSeparator()
item.addChild(coords)
item.addChild(line)
return item
circles = []
sunpaths = []
hourpaths = []
circlepos = []
hourpos = []
# build the base circle + number positions
import Part
for i in range(1,9):
circles.append(Part.makeCircle(scale*(i/8.0)))
for ad in range(0,360,15):
a = math.radians(ad)
p1 = FreeCAD.Vector(math.cos(a)*scale,math.sin(a)*scale,0)
p2 = FreeCAD.Vector(math.cos(a)*scale*0.125,math.sin(a)*scale*0.125,0)
p3 = FreeCAD.Vector(math.cos(a)*scale*1.08,math.sin(a)*scale*1.08,0)
circles.append(Part.LineSegment(p1,p2).toShape())
circlepos.append((ad,p3))
# build the sun curves at solstices and equinoxe
year = datetime.datetime.now().year
hpts = [ [] for i in range(24) ]
m = [(6,21),(7,21),(8,21),(9,21),(10,21),(11,21),(12,21)]
if complete:
m.extend([(1,21),(2,21),(3,21),(4,21),(5,21)])
for i,d in enumerate(m):
pts = []
for h in range(24):
if not py3_failed:
dt = "datetime.datetime(%s, %s, %s, %s)" % (year, d[0], d[1], h)
alt_call = "python3 -c 'import datetime,Pysolar; print (Pysolar.solar.get_altitude_fast(%s, %s, %s))'" % (latitude, longitude, dt)
alt = math.radians(float(check_output(alt_call, shell=True).strip()))
az_call = "python3 -c 'import datetime,Pysolar; print (Pysolar.solar.get_azimuth(%s, %s, %s))'" % (latitude, longitude, dt)
az = float(re.search('.+$', check_output(az_call, shell=True)).group(0))
else:
dt = datetime.datetime(year,d[0],d[1],h)
alt = math.radians(Pysolar.solar.GetAltitudeFast(latitude,longitude,dt))
az = Pysolar.solar.GetAzimuth(latitude,longitude,dt)
az = -90 + az # pysolar's zero is south
if az < 0:
az = 360 + az
az = math.radians(az)
zc = math.sin(alt)*scale
ic = math.cos(alt)*scale
xc = math.cos(az)*ic
yc = math.sin(az)*ic
p = FreeCAD.Vector(xc,yc,zc)
pts.append(p)
hpts[h].append(p)
if i in [0,6]:
ep = FreeCAD.Vector(p)
ep.multiply(1.08)
if ep.z >= 0:
if h == 12:
if i == 0:
h = "SUMMER"
else:
h = "WINTER"
if latitude < 0:
if h == "SUMMER":
h = "WINTER"
else:
h = "SUMMER"
hourpos.append((h,ep))
if i < 7:
sunpaths.append(Part.makePolygon(pts))
for h in hpts:
if complete:
h.append(h[0])
hourpaths.append(Part.makePolygon(h))
# cut underground lines
sz = 2.1*scale
cube = Part.makeBox(sz,sz,sz)
cube.translate(FreeCAD.Vector(-sz/2,-sz/2,-sz))
sunpaths = [sp.cut(cube) for sp in sunpaths]
hourpaths = [hp.cut(cube) for hp in hourpaths]
# build nodes
ts = 0.005*scale # text scale
mastersep = coin.SoSeparator()
circlesep = coin.SoSeparator()
numsep = coin.SoSeparator()
pathsep = coin.SoSeparator()
hoursep = coin.SoSeparator()
hournumsep = coin.SoSeparator()
mastersep.addChild(circlesep)
mastersep.addChild(numsep)
mastersep.addChild(pathsep)
mastersep.addChild(hoursep)
for item in circles:
circlesep.addChild(toNode(item))
for item in sunpaths:
for w in item.Edges:
pathsep.addChild(toNode(w))
for item in hourpaths:
for w in item.Edges:
hoursep.addChild(toNode(w))
for p in circlepos:
text = coin.SoText2()
s = p[0]-90
s = -s
if s > 360:
s = s - 360
if s < 0:
s = 360 + s
if s == 0:
s = "N"
elif s == 90:
s = "E"
elif s == 180:
s = "S"
elif s == 270:
s = "W"
else:
s = str(s)
text.string = s
text.justification = coin.SoText2.CENTER
coords = coin.SoTransform()
coords.translation.setValue([p[1].x,p[1].y,p[1].z])
coords.scaleFactor.setValue([ts,ts,ts])
item = coin.SoSeparator()
item.addChild(coords)
item.addChild(text)
numsep.addChild(item)
for p in hourpos:
text = coin.SoText2()
s = str(p[0])
text.string = s
text.justification = coin.SoText2.CENTER
coords = coin.SoTransform()
coords.translation.setValue([p[1].x,p[1].y,p[1].z])
coords.scaleFactor.setValue([ts,ts,ts])
item = coin.SoSeparator()
item.addChild(coords)
item.addChild(text)
numsep.addChild(item)
return mastersep
class _CommandSite:
"the Arch Site command definition"
def GetResources(self):
return {'Pixmap' : 'Arch_Site',
'MenuText': QT_TRANSLATE_NOOP("Arch_Site","Site"),
'Accel': "S, I",
'ToolTip': QT_TRANSLATE_NOOP("Arch_Site","Creates a site object including selected objects.")}
def IsActive(self):
return not FreeCAD.ActiveDocument is None
def Activated(self):
sel = FreeCADGui.Selection.getSelection()
p = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Arch")
link = p.GetBool("FreeLinking",False)
siteobj = []
warning = False
for obj in sel :
if Draft.getType(obj) == "Building":
siteobj.append(obj)
else :
if link == True :
siteobj.append(obj)
else:
warning = True
if warning :
message = translate( "Arch" , "Please select only Building objects or nothing!\n\
Site are not allowed to accept other object than Building.\n\
Other objects will be removed from the selection.\n\
You can change that in the preferences." )
ArchCommands.printMessage( message )
if sel and len(siteobj) == 0:
message = translate( "Arch" , "There is no valid object in the selection.\n\
Site creation aborted." )
ArchCommands.printMessage( message )
else :
ss = "[ "
for o in siteobj:
ss += "FreeCAD.ActiveDocument." + o.Name + ", "
ss += "]"
FreeCAD.ActiveDocument.openTransaction(translate("Arch","Create Site"))
FreeCADGui.addModule("Arch")
FreeCADGui.doCommand("Arch.makeSite("+ss+")")
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
class _Site(ArchFloor._Floor):
"The Site object"
def __init__(self,obj):
ArchFloor._Floor.__init__(self,obj)
obj.addProperty("App::PropertyLink","Terrain","Arch",QT_TRANSLATE_NOOP("App::Property","The base terrain of this site"))
obj.addProperty("App::PropertyString","Address","Arch",QT_TRANSLATE_NOOP("App::Property","The street and housenumber of this site"))
obj.addProperty("App::PropertyString","PostalCode","Arch",QT_TRANSLATE_NOOP("App::Property","The postal or zip code of this site"))
obj.addProperty("App::PropertyString","City","Arch",QT_TRANSLATE_NOOP("App::Property","The city of this site"))
obj.addProperty("App::PropertyString","Country","Arch",QT_TRANSLATE_NOOP("App::Property","The country of this site"))
obj.addProperty("App::PropertyFloat","Latitude","Arch",QT_TRANSLATE_NOOP("App::Property","The latitude of this site"))
obj.addProperty("App::PropertyFloat","Longitude","Arch",QT_TRANSLATE_NOOP("App::Property","The latitude of this site"))
obj.addProperty("App::PropertyAngle","NorthDeviation","Arch",QT_TRANSLATE_NOOP("App::Property","Angle between the true North and the North direction in this document"))
obj.addProperty("App::PropertyLength","Elevation","Arch",QT_TRANSLATE_NOOP("App::Property","The elevation of level 0 of this site"))
obj.addProperty("App::PropertyString","Url","Arch",QT_TRANSLATE_NOOP("App::Property","An url that shows this site in a mapping website"))
obj.addProperty("App::PropertyLinkList","Group","Arch",QT_TRANSLATE_NOOP("App::Property","The objects that are part of this site"))
obj.addProperty("App::PropertyLinkList","Additions","Arch",QT_TRANSLATE_NOOP("App::Property","Other shapes that are appended to this object"))
obj.addProperty("App::PropertyLinkList","Subtractions","Arch",QT_TRANSLATE_NOOP("App::Property","Other shapes that are subtracted from this object"))
obj.addProperty("App::PropertyArea","ProjectedArea","Arch",QT_TRANSLATE_NOOP("App::Property","The area of the projection of this object onto the XY plane"))
obj.addProperty("App::PropertyLength","Perimeter","Arch",QT_TRANSLATE_NOOP("App::Property","The perimeter length of this terrain"))
obj.addProperty("App::PropertyVolume","AdditionVolume","Arch",QT_TRANSLATE_NOOP("App::Property","The volume of earth to be added to this terrain"))
obj.addProperty("App::PropertyVolume","SubtractionVolume","Arch",QT_TRANSLATE_NOOP("App::Property","The volume of earth to be removed from this terrain"))
obj.addProperty("App::PropertyVector","ExtrusionVector","Arch",QT_TRANSLATE_NOOP("App::Property","An extrusion vector to use when performing boolean operations"))
obj.addProperty("App::PropertyBool","RemoveSplitter","Arch",QT_TRANSLATE_NOOP("App::Property","Remove splitters from the resulting shape"))
self.Type = "Site"
obj.setEditorMode('Height',2)
obj.ExtrusionVector = FreeCAD.Vector(0,0,-100000)
def execute(self,obj):
ArchFloor._Floor.execute(self,obj)
if not obj.isDerivedFrom("Part::Feature"): # old-style Site
return
pl = obj.Placement
shape = None
if obj.Terrain:
if obj.Terrain.isDerivedFrom("Part::Feature"):
if obj.Terrain.Shape:
if not obj.Terrain.Shape.isNull():
shape = obj.Terrain.Shape.copy()
if shape:
shells = []
for sub in obj.Subtractions:
if sub.isDerivedFrom("Part::Feature"):
if sub.Shape:
if sub.Shape.Solids:
for sol in sub.Shape.Solids:
rest = shape.cut(sol)
shells.append(sol.Shells[0].common(shape.extrude(obj.ExtrusionVector)))
shape = rest
for sub in obj.Additions:
if sub.isDerivedFrom("Part::Feature"):
if sub.Shape:
if sub.Shape.Solids:
for sol in sub.Shape.Solids:
rest = shape.cut(sol)
shells.append(sol.Shells[0].cut(shape.extrude(obj.ExtrusionVector)))
shape = rest
if not shape.isNull():
if shape.isValid():
for shell in shells:
shape = shape.fuse(shell)
if obj.RemoveSplitter:
shape = shape.removeSplitter()
obj.Shape = shape
if not pl.isNull():
obj.Placement = pl
self.computeAreas(obj)
def onChanged(self,obj,prop):
ArchFloor._Floor.onChanged(self,obj,prop)
if prop == "Terrain":
if obj.Terrain:
if FreeCAD.GuiUp:
obj.Terrain.ViewObject.hide()
self.execute(obj)
def computeAreas(self,obj):
if not obj.Shape:
return
if obj.Shape.isNull():
return
if not obj.Shape.isValid():
return
if not obj.Shape.Faces:
return
if not hasattr(obj,"Perimeter"): # check we have a latest version site
return
if not obj.Terrain:
return
# compute area
fset = []
for f in obj.Shape.Faces:
if f.normalAt(0,0).getAngle(FreeCAD.Vector(0,0,1)) < 1.5707:
fset.append(f)
if fset:
import Drawing,Part
pset = []
for f in fset:
try:
pf = Part.Face(Part.Wire(Drawing.project(f,FreeCAD.Vector(0,0,1))[0].Edges))
except Part.OCCError:
# error in computing the area. Better set it to zero than show a wrong value
if obj.ProjectedArea.Value != 0:
print "Error computing areas for ",obj.Label
obj.ProjectedArea = 0
else:
pset.append(pf)
if pset:
self.flatarea = pset.pop()
for f in pset:
self.flatarea = self.flatarea.fuse(f)
self.flatarea = self.flatarea.removeSplitter()
if obj.ProjectedArea.Value != self.flatarea.Area:
obj.ProjectedArea = self.flatarea.Area
# compute perimeter
lut = {}
for e in obj.Shape.Edges:
lut.setdefault(e.hashCode(),[]).append(e)
l = 0
for e in lut.values():
if len(e) == 1: # keep only border edges
l += e[0].Length
if l:
if obj.Perimeter.Value != l:
obj.Perimeter = l
# compute volumes
shapesolid = obj.Terrain.Shape.extrude(obj.ExtrusionVector)
addvol = 0
subvol = 0
for sub in obj.Subtractions:
subvol += sub.Shape.common(shapesolid).Volume
for sub in obj.Additions:
addvol += sub.Shape.cut(shapesolid).Volume
if obj.SubtractionVolume.Value != subvol:
obj.SubtractionVolume = subvol
if obj.AdditionVolume.Value != addvol:
obj.AdditionVolume = addvol
class _ViewProviderSite(ArchFloor._ViewProviderFloor):
"A View Provider for the Site object"
def __init__(self,vobj):
ArchFloor._ViewProviderFloor.__init__(self,vobj)
vobj.addProperty("App::PropertyBool","SolarDiagram","Arch",QT_TRANSLATE_NOOP("App::Property","Show solar diagram or not"))
vobj.addProperty("App::PropertyFloat","SolarDiagramScale","Arch",QT_TRANSLATE_NOOP("App::Property","The scale of the solar diagram"))
vobj.addProperty("App::PropertyVector","SolarDiagramPosition","Arch",QT_TRANSLATE_NOOP("App::Property","The position of the solar diagram"))
vobj.addProperty("App::PropertyColor","SolarDiagramColor","Arch",QT_TRANSLATE_NOOP("App::Property","The color of the solar diagram"))
vobj.SolarDiagramScale = 1
vobj.SolarDiagramColor = (0.16,0.16,0.25)
def getIcon(self):
import Arch_rc
return ":/icons/Arch_Site_Tree.svg"
def claimChildren(self):
objs = self.Object.Group+[self.Object.Terrain]
prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Arch")
if hasattr(self.Object,"Additions") and prefs.GetBool("swallowAdditions",True):
objs.extend(self.Object.Additions)
if hasattr(self.Object,"Subtractions") and prefs.GetBool("swallowSubtractions",True):
objs.extend(self.Object.Subtractions)
return objs
def setEdit(self,vobj,mode):
if mode == 0:
import ArchComponent
taskd = ArchComponent.ComponentTaskPanel()
taskd.obj = self.Object
taskd.update()
FreeCADGui.Control.showDialog(taskd)
return True
return False
def unsetEdit(self,vobj,mode):
FreeCADGui.Control.closeDialog()
return False
def attach(self,vobj):
ArchFloor._ViewProviderFloor.attach(self,vobj)
from pivy import coin
self.diagramsep = coin.SoSeparator()
self.color = coin.SoBaseColor()
self.coords = coin.SoTransform()
self.diagramswitch = coin.SoSwitch()
self.diagramswitch.whichChild = -1
self.diagramswitch.addChild(self.diagramsep)
self.diagramsep.addChild(self.coords)
self.diagramsep.addChild(self.color)
vobj.Annotation.addChild(self.diagramswitch)
def updateData(self,obj,prop):
if prop in ["Longitude","Latitude"]:
self.onChanged(obj.ViewObject,"SolarDiagram")
elif prop == "NorthDeviation":
self.onChanged(obj.ViewObject,"SolarDiagramPosition")
def onChanged(self,vobj,prop):
if prop == "SolarDiagramPosition":
if hasattr(vobj,"SolarDiagramPosition"):
p = vobj.SolarDiagramPosition
self.coords.translation.setValue([p.x,p.y,p.z])
if hasattr(vobj.Object,"NorthDeviation"):
from pivy import coin
self.coords.rotation.setValue(coin.SbVec3f((0,0,1)),math.radians(vobj.Object.NorthDeviation.Value))
elif prop == "SolarDiagramColor":
if hasattr(vobj,"SolarDiagramColor"):
l = vobj.SolarDiagramColor
self.color.rgb.setValue([l[0],l[1],l[2]])
elif "SolarDiagram" in prop:
if hasattr(self,"diagramnode"):
self.diagramsep.removeChild(self.diagramnode)
del self.diagramnode
if hasattr(vobj,"SolarDiagram") and hasattr(vobj,"SolarDiagramScale"):
if vobj.SolarDiagram:
self.diagramnode = makeSolarDiagram(vobj.Object.Longitude,vobj.Object.Latitude,vobj.SolarDiagramScale)
if self.diagramnode:
self.diagramsep.addChild(self.diagramnode)
self.diagramswitch.whichChild = 0
else:
del self.diagramnode
else:
self.diagramswitch.whichChild = -1
if FreeCAD.GuiUp:
FreeCADGui.addCommand('Arch_Site',_CommandSite())