def shape_from_ref(r):
with parameter(immediate_mode, False):
obj = _geometry_from_id(r)
ref = native_ref(r)
if isinstance(obj, geo.Point):
return point.new_ref(ref, fromPt(obj.Location))
elif isinstance(obj, geo.Curve):
if rh.IsLine(r) or rh.IsPolyline(r):
if rh.IsCurveClosed(r):
return polygon.new_ref(
ref, [fromPt(p) for p in rh.CurvePoints(r)[:-1]])
else:
return line.new_ref(ref,
[fromPt(p) for p in rh.CurvePoints(r)])
elif obj.IsCircle(Rhino.RhinoMath.ZeroTolerance):
return circle.new_ref(ref, fromPt(rh.CircleCenterPoint(r)),
rh.CircleRadius(r))
elif rh.IsCurveClosed(r):
return closed_spline.new_ref(
ref, [fromPt(p) for p in rh.CurvePoints(r)])
else:
return spline.new_ref(ref,
[fromPt(p) for p in rh.CurvePoints(r)])
elif rh.IsObject(r) and rh.IsObjectSolid(r):
return solid(native_ref(r))
elif rh.IsSurface(r) or rh.IsPolysurface(r):
return surface(native_ref(r))
else:
raise RuntimeError("{0}: Unknown Rhino object {1}".format(
'shape_from_ref', r))
def get_two_curves():
# get list of selected objects
sel = rs.SelectedObjects()
# clear selection
rs.UnselectAllObjects()
# if there were 2 objects selected...
if len(sel) == 2:
c1, c2 = sel
# ...and they are curves...
if rs.IsCurve(c1) and rs.IsCurve(c2):
# the closed one is the cross-section, the open one is profile
if rs.IsCurveClosed(c2):
return c1, c2
elif rs.IsCurveClosed(c1):
return c2, c1
# none of the things above worked, ask the user
profile = rs.GetObject('Pick the profile curve', rs.filter.curve)
# let user cancel
if profile is None:
return None, None
cross = rs.GetObject('Pick the cross-section curve', rs.filter.curve)
# return the curves
return profile, cross
def surface_discrete_mapping(srf_guid, discretisation, minimum_discretisation = 5, crv_guids = [], pt_guids = []): """Map the boundaries of a Rhino NURBS surface to planar poylines dicretised within some discretisation using the surface UV parameterisation. Curve and point feautres on the surface can be included. Parameters ---------- srf_guid : guid A surface guid. crv_guids : list List of guids of curves on the surface. pt_guids : list List of guids of points on the surface. discretisation : float The discretisation of the surface boundaries. minimum_discretisation : int The minimum discretisation of the surface boundaries. Returns ------- tuple Tuple of the mapped objects: outer boundary, inner boundaries, polyline_features, point_features. """ srf = RhinoSurface.from_guid(srf_guid) # a boundary may be made of multiple boundary components and therefore checking for closeness and joining are necessary mapped_borders = [] for i in [1, 2]: mapped_border = [] for border_guid in srf.borders(type = i): points = [list(srf.point_xyz_to_uv(pt)) + [0.0] for pt in rs.DivideCurve(border_guid, max(int(rs.CurveLength(border_guid) / discretisation) + 1, minimum_discretisation))] if rs.IsCurveClosed(border_guid): points.append(points[0]) mapped_border.append(points) rs.DeleteObject(border_guid) mapped_borders.append(mapped_border) outer_boundaries, inner_boundaries = [network_polylines(Network.from_lines([(u, v) for border in mapped_borders[i] for u, v in pairwise(border)])) for i in [0, 1]] # mapping of the curve features on the surface mapped_curves = [] for crv_guid in crv_guids: curve = RhinoCurve.from_guid(crv_guid) points = [list(srf.point_xyz_to_uv(pt)) + [0.0] for pt in curve.divide(max(int(curve.length() / discretisation) + 1, minimum_discretisation))] if curve.is_closed(): points.append(points[0]) mapped_curves.append(points) polyline_features = network_polylines(Network.from_lines([(u, v) for curve in mapped_curves for u, v in pairwise(curve)])) # mapping of the point features onthe surface point_features = [list(srf.point_xyz_to_uv(rs.PointCoordinates(pt_guid))) + [0.0] for pt_guid in pt_guids] return outer_boundaries[0], inner_boundaries, polyline_features, point_features
def get_curve(self):
crv = rs.GetObject("Select Closed Curve", rs.filter.curve)
if rs.IsCurveClosed(crv) is True:
self.curve = crv
#self.get_name()
else:
print "This curve is not closed"
def export_curdatapoints():
object_id = rs.GetObject("Select curve", rs.filter.curve)
if( object_id==None ): return
#Get the filename to create
filter = "Text File (*.shf)|*.shf|All Files (*.*)|*.*||"
filename = rs.SaveFileName("Save point coordinates as", filter)
if( filename==None ): return
if rs.IsCurveClosed(object_id):
start_point = rs.GetPoint("Base point of center line")
end_point = rs.GetPoint("Endpoint of center line", start_point)
points = rs.CurveContourPoints(object_id, start_point, end_point)
else:
points = rs.CurveContourPoints(object_id,rs.CurveStartPoint(object_id),rs.CurveEndPoint(object_id))
if not points: return
file = open( filename, "w" )
for pt in points:
print(str(pt.X)+","+str(pt.Y)+","+str(pt.Z))
file.write( str(pt.X) )
file.write( ", " )
file.write( str(pt.Y) )
file.write( ", " )
file.write( str(pt.Z) )
file.write( "\n" )
file.close()
def main(bEcho=True, bDebug=False):
objrefs = getInput()
if not objrefs: return
rc = convertObjrefsToSortedBrepsAndEdges(objrefs)
if rc is None: return
gBreps, idxs_Edges_per_Brep = rc
sc.doc.Objects.UnselectAll()
gCurves_Borders_PerBrep = processBrepObjects(gBreps, idxs_Edges_per_Brep,
bEcho, bDebug)
if gCurves_Borders_PerBrep is None: return
sc.doc.Views.Redraw()
gCurve_ct = 0
iOpenCurve_ct = 0
for gCurves_borders in gCurves_Borders_PerBrep:
for gCurve in gCurves_borders:
if not rs.IsCurveClosed(gCurve): iOpenCurve_ct += iOpenCurve_ct
gCurve_ct += 1
if not iOpenCurve_ct:
print "{} curve(s) added to document, and all are closed.".format(
gCurve_ct)
else:
print "{} curve(s) added to document, and {} are open.".format(
gCurve_ct, iOpenCurve_ct)
def pre_process():
# delete all previous user text
all_objs = rs.AllObjects()
for obj in all_objs:
rh_obj = rs.coercerhinoobject(obj)
rh_obj.Attributes.DeleteAllUserStrings()
# remove all blocks
for block in rs.BlockNames():
rs.DeleteBlock(block)
# set current layer
rs.CurrentLayer(relevant_layers_dict["buildings"])
# remove redundant layers
for layer_name in rs.LayerNames():
if layer_name not in relevant_layers_dict.values():
rs.PurgeLayer(layer_name)
# get all objects in building layer
building_objs = rs.ObjectsByLayer(relevant_layers_dict["buildings"])
for building_obj in building_objs:
if rs.IsCurve(building_obj) and rs.IsCurveClosed(building_obj):
# flatten curve to XY plane
matrix = rs.XformPlanarProjection(rg.Plane.WorldXY)
rs.TransformObject(building_obj, matrix, copy=False)
# delete all object with a surface grater or smaller from MIN_BUILDING_AREA_SQ by TOLERANCE or just smaller than MIN_BUILDING_AREA_SQ
TOLERANCE = 2
if rs.CurveArea(building_obj)[0] < MIN_BUILDING_AREA_SQM or abs(
rs.CurveArea(building_obj)[0] -
MIN_BUILDING_AREA_SQM) < TOLERANCE:
rs.DeleteObject(building_obj)
def FindMostDistantPointInCurve(obj, resolution = 20):
"""
Returns the approximately most distant point within a closed curve
inputs:
obj (curve): closed planar curves
resolution (int)[optional]: numbers of sample points in a resolutionXresolution grid
returns:
point (point): point furthest from curve
"""
if rs.IsCurve(obj) == False:
print "Curves supported only"
return None
if rs.IsCurvePlanar(obj) == False:
print "Curve not planar"
return None
if rs.IsCurveClosed(obj) == False:
print "Curve not closed"
return None
rhobj = rs.coercecurve(obj)
bbox = rhobj.GetBoundingBox(rs.WorldXYPlane())
minX = bbox.Min[0]
minY = bbox.Min[1]
minZ = bbox.Min[2]
maxX = bbox.Max[0]
maxY = bbox.Max[1]
maxZ = bbox.Max[2]
xVals = []
yVals = []
for i in range(resolution):
xVals.append(i)
yVals.append(i)
newXvals = RemapList(xVals, minX, maxX)
newYvals = RemapList(yVals, minY, maxY)
furthestPt = None
furthestDist = 0
maxDist = 99999
for xVal in newXvals:
for yVal in newYvals:
newPt = rc.Geometry.Point3d(xVal, yVal, minZ)
result = rhobj.Contains(newPt, rs.WorldXYPlane())
if result == rc.Geometry.PointContainment.Inside:
param = rhobj.ClosestPoint(newPt, maxDist)
crvPt = rhobj.PointAt(param[1])
dist = rs.Distance(crvPt, newPt)
if dist > furthestDist:
furthestPt = newPt
furthestDist = dist
if furthestDist == 0:
return None
return furthestPt
def del_noattr_plt():
# get all objects in plots layer
plot_objs = rs.ObjectsByLayer(relevant_layers_dict["plots"])
for plot_obj in plot_objs:
if rs.IsCurve(plot_obj) and rs.IsCurveClosed(plot_obj):
some_attrib = rs.GetUserText(plot_obj, plot_attribs_list[0])
if some_attrib == None:
rs.DeleteObject(plot_obj)
def ColorBySize():
try:
objs = rs.GetObjects("Select objects to color",
1073815613,
preselect=True)
if objs is None: return
print "Select First Color"
firstColor = rs.GetColor()
if firstColor is None: return
print "Select Second Color"
secondColor = rs.GetColor(firstColor)
if secondColor is None: return
rs.EnableRedraw(False)
colorLine = rs.AddLine(firstColor, secondColor)
areas = []
for obj in objs:
if rs.IsCurve(obj):
if rs.IsCurveClosed(obj):
areas.append(rs.CurveArea(obj)[0])
else:
areas.append(rs.CurveLength(obj))
elif rs.IsSurface(obj):
areas.append(rs.SurfaceArea(obj)[0])
elif rs.IsPolysurface(obj):
if rs.IsPolysurfaceClosed(obj):
areas.append(rs.SurfaceVolume(obj)[0])
elif rs.IsHatch(obj):
areas.append(rs.Area(obj))
else:
print "Only curves, hatches, and surfaces supported"
return
newAreas = list(areas)
objAreas = zip(newAreas, objs)
objAreas.sort()
objSorted = [objs for newAreas, objs in objAreas]
areas.sort()
normalParams = utils.RemapList(areas, 0, 1)
colors = []
for t in normalParams:
param = rs.CurveParameter(colorLine, t)
colors.append(rs.EvaluateCurve(colorLine, param))
for i, obj in enumerate(objSorted):
rs.ObjectColor(obj, (colors[i].X, colors[i].Y, colors[i].Z))
rs.DeleteObject(colorLine)
rs.EnableRedraw(True)
return True
except:
return False
def process(self):
if rs.IsPoint(self.nurbs_curve):
self.preview = self.get_cut_path_point(self.cut_curve)
elif self.compensation == 0 and not rs.IsCurveClosed(self.nurbs_curve):
self.preview = self.get_cut_path_open(self.cut_curve)
else:
self.preview = self.get_cut_path_closed(self.cut_curve)
self.gcode = self.get_g_code(self.preview)
def ReturnObjectOutline(objects):
listOfObjOutlines = []
for id in objects:
for t in id:
# check if closed curve
if rs.IsCurveClosed(t):
if rs.Area(t) > 1000:
listOfObjOutlines.append(t)
break
return listOfObjOutlines
def DivideCurveByLengths(curve, lengths):
# 根据各分段点到起点的长度，含起始点，确定分段点
points = []
# print lengths
for leng in lengths:
p = CurveLengthPoint(curve, leng)
points.append(p)
if rs.IsCurveClosed(curve):
points = points[:-1]
return points
def DimAngles(obj, offset):
curve = rs.coercecurve(obj)
segments = curve.DuplicateSegments()
for i, segment in enumerate(segments):
if i == len(segments) - 1:
break
DimSegmentAngle(segments[i], segments[i + 1], offset)
print ""
if rs.IsCurveClosed(obj):
DimSegmentAngle(segments[-1], segments[0], offset)
def get_polyline_points(polylines):
polys = {}
for key, id in enumerate(polylines):
polys[key] = {}
if not rs.IsCurveClosed(id):
print str(id) + " is an open curve"
rs.MessageBox(str(id) + " is an open curve")
return None
polys[key]['points'] = rs.PolylineVertices(id)[:-1]
polys[key]['id'] = id
return polys
def test_is_curve_closed(options):
layer_name = options['layer']
geom = get_geometry_by_layer(layer_name)
if len(geom) == 0:
return None
for x in geom:
valid = rs.IsCurveClosed(x)
if not valid:
return False
return True
def test_get_boundary_polyline(self):
#deprivated, since now in general not drwaing lines
#However, if needed can easily specifically draw cut lines
island.make_five_by_five_square_island(self.island)
self.island.clear()
self.island.draw_edges()
boundary = self.island.get_boundary_polyline()
self.assertTrue(rs.IsPolyCurve(boundary))
self.assertTrue(rs.IsCurveClosed(boundary))
self.assertTrue(rs.IsCurvePlanar(boundary))
self.island.clear()
def is_closed(self):
"""Assess if the curve is closed.
Returns
-------
bool
True if the curve is closed. False otherwise.
"""
return rs.IsCurveClosed(self.guid)
def get_boundary_polyline(self):
'''
NOTE: draw_edges must be called before running this function!
find the polyline composed of all cut edges, which by definition form the
boundary of this island
'''
assert self.cut_edge_lines, "cut_edge_linesis empty, make sure have drawn island first"
new_curves = rs.JoinCurves(self.cut_edge_lines, delete_input=False)
assert len(new_curves) == 1, "more than one curve created!"
curve = new_curves[0]
assert rs.IsCurveClosed(curve), "curve {} is not closed".format(curve)
return curve
def offsetBothCrvs(crvs, width):
if rs.IsCurveClosed(crvs):
domain = rs.CurveDomain(crvs)
parameter = (domain[0] + domain[1]) / 2.0
rs.CurveSeam(crvs, parameter)
offsets = []
offsets.append(rs.OffsetCurve(crvs, [0, 0, 0], width / 2))
offsets.append(rs.OffsetCurve(crvs, [0, 0, 0], -width / 2))
section = rs.AddLoftSrf(offsets, loft_type=2)
if offsets: rs.DeleteObjects(offsets)
return section
def iterativeshortencurve():
curve_id = rs.GetObject("Open curve to smooth", 4, True)
if curve_id is None or rs.IsCurveClosed(curve_id): return
min = rs.Distance(rs.CurveStartPoint(curve_id), rs.CurveEndPoint(curve_id))
max = rs.CurveLength(curve_id)
goal = rs.GetReal("Goal length", 0.5 * (min + max), min, max)
if goal is None: return
while rs.CurveLength(curve_id) > goal:
rs.EnableRedraw(False)
curve_id = smoothcurve(curve_id, 0.1)
rs.EnableRedraw(True)
if curve_id is None: break
def curveErrorCheck(curve):
if rs.IsCurveClosed(curve):
error = False
else:
print "Failed...Curve must be closed"
error = True
if rs.IsCurvePlanar(curve):
error = error
else:
print "Failed...Curve must be planar"
error = True
return error
def wallBaseSrf(crv, width):
rs.SimplifyCurve(crv)
if rs.IsCurveClosed(crv):
domain = rs.CurveDomain(crv)
parameter = (domain[0] + domain[1]) / 2.0
rs.CurveSeam(crv, parameter)
offsets = map(lambda x: rs.OffsetCurve(crv, [0, 0, 0], x),
[width / 2, -width / 2])
section = rs.AddLoftSrf(offsets, loft_type=2)
if offsets: rs.DeleteObjects(offsets)
if rs.IsPolysurface(section):
return rs.ExplodePolysurfaces(section, delete_input=True)
return section
def OffsetCurve(self, level_cut):
check_presision = 10
offset_type = 1
branched_curves = []
main_curve = level_cut
offset_distance = self.general_input["cut_diam"] * self.input_data[
"xy_dist"]
curve_1 = rs.OffsetCurve(main_curve,
rs.CurveAreaCentroid(main_curve)[0], -.1,
None, offset_type)
curve_2 = rs.OffsetCurve(main_curve,
rs.CurveAreaCentroid(main_curve)[0], .1, None,
offset_type)
if curve_1 and curve_2:
if len(curve_1) != 1 or len(curve_2) != 1:
rs.DeleteObjects(curve_1)
rs.DeleteObjects(curve_2)
return branched_curves
mini_test = self.getSmall(curve_1, curve_2)
do_points = rs.DivideCurve(mini_test, check_presision, False)
rs.DeleteObjects([curve_1, curve_2])
do_points.append(rs.CurveAreaCentroid(main_curve)[0])
for i in range(0, len(do_points)):
new_offset_curve = rs.OffsetCurve(main_curve, do_points[i],
offset_distance, None,
offset_type)
try:
if self.isCurveNew(branched_curves,
new_offset_curve) and rs.IsCurveClosed(
new_offset_curve) and self.isSmall(
new_offset_curve, main_curve):
branched_curves.append(new_offset_curve)
else:
rs.DeleteObject(new_offset_curve)
except:
if new_offset_curve:
rs.DeleteObjects(new_offset_curve)
for curve in branched_curves:
rs.ObjectColor(curve, color_palette["cut"])
if not branched_curves or len(branched_curves) > 1:
branched_curves.append("sec_plane")
return branched_curves
def checkCurveIntegrity(objs):
layers = []
selection = []
delete_objs = []
for i, obj in enumerate(objs):
if rs.IsCurve(obj):
layer_name = rs.ObjectLayer(obj)
# check for disconnected endpoints
if (re.search('contour', layer_name, re.IGNORECASE)
or re.search('Pocket', layer_name,
re.IGNORECASE)) and not rs.IsCurveClosed(obj):
selection.append(obj)
appendLayer(layers, obj)
delete_objs.append(rs.AddPoint(rs.CurveStartPoint(obj)))
delete_objs.append(rs.AddPoint(rs.CurveEndPoint(obj)))
rs.Command("'_printDisplay _state _on _Enter")
for i in range(0, 3):
temp_circle = rs.AddCircle(rs.WorldXYPlane(), 80.0 * i + 1)
rs.MoveObject(temp_circle, rs.CurveStartPoint(obj))
rs.ObjectPrintWidth(temp_circle, 2.0)
delete_objs.append(temp_circle)
if len(selection) > 0:
rs.SelectObjects(selection)
rs.ZoomSelected()
redraw()
# when an object is found on > 0 layers, prompt for proceed
if len(layers) > 0:
msg = "See selection: curves and contours should always be closed:\n"
for layer in layers:
msg = msg + "- " + layer + " \n"
msg = msg + '\n Do you want to proceed?'
rs.DeleteObjects(delete_objs)
if rs.MessageBox(msg, 1) != 1:
# do not proceed with export
return False
# else
return True
def del_noattr_bld():
# get all objects in plots layer
building_objs = rs.ObjectsByLayer(relevant_layers_dict["buildings"])
attribute_labels_list = []
with open(proc_attributes_path, "r") as input_handle:
rdr = csv.reader(input_handle)
attribute_labels_list = next(rdr)
for building_obj in building_objs:
if rs.IsCurve(building_obj) and rs.IsCurveClosed(building_obj):
some_attrib = rs.GetUserText(building_obj,
attribute_labels_list[0])
if some_attrib == None:
rs.DeleteObject(building_obj)
def __init__(self, curve, input_data, general_input, compensation,
pocketing):
self.log = []
self.input_data = input_data
self.general_input = general_input
self.compensation = compensation
self.pocketing = pocketing
self.asignedcluster = -1
self.iscluster = False
self.nurbs_curve = curve
self.curve = curve #Curva original2
self.type = "point" if rs.IsPoint(
self.nurbs_curve) else "curve" if rs.IsCurveClosed(
self.nurbs_curve) else "open_curve"
self.point = self.curve if rs.IsPoint(
self.nurbs_curve) else rs.CurveAreaCentroid(
self.nurbs_curve)[0] if rs.IsCurveClosed(
self.nurbs_curve) else rs.CurveStartPoint(
self.nurbs_curve) # Centroide curva original
self.start_point = rs.PointCoordinates(
self.nurbs_curve, False) if rs.IsPoint(
self.nurbs_curve) else rs.CurveStartPoint(self.nurbs_curve)
self.cut_curve = self.get_cut_curve()
self.time = 10
def extr_bld_flr():
# Extrude all buildings according to NUM_FLOORS attribute multiplied by FLOOR_HEIGHT constant
# get all objects in building layer
building_objs = rs.ObjectsByLayer(relevant_layers_dict["buildings"])
for building_obj in building_objs:
if rs.IsCurve(building_obj) and rs.IsCurveClosed(
building_obj
) and rs.CurveArea(building_obj)[0] > MIN_BUILDING_AREA_SQM:
crv = rs.coercecurve(building_obj)
num_of_floors = rs.GetUserText(building_obj, "NUM_FLOORS")
building_height = FLOOR_HEIGHT_M * int(num_of_floors)
srf = rs.ExtrudeCurveStraight(crv, (0, 0, 0),
(0, 0, building_height))
rs.CapPlanarHoles(srf)
rs.ViewDisplayMode(rs.CurrentView(), "Shaded")
def surface_border_kinks(surface_guid):
kinks = []
borders = surface_borders(surface_guid)
for curve_guid in borders:
start_tgt = rs.CurveTangent(curve_guid,
rs.CurveParameter(curve_guid, 0))
end_tgt = rs.CurveTangent(curve_guid, rs.CurveParameter(curve_guid, 1))
if not rs.IsCurveClosed(curve_guid) or not rs.IsVectorParallelTo(
start_tgt, end_tgt):
start = rs.CurveStartPoint(curve_guid)
end = rs.CurveEndPoint(curve_guid)
if start not in kinks:
kinks.append(start)
if end not in kinks:
kinks.append(end)
return kinks
def AddTEtoOpenAirfoil(AirfoilCurve):
# If the airfoil curve given as an argument is open at the trailing edge, it adds
# a line between the ends of the curve and joins this with the rest of the curve.
if rs.IsCurveClosed(AirfoilCurve) == False:
EP1 = rs.CurveEndPoint(AirfoilCurve)
rs.ReverseCurve(AirfoilCurve)
EP2 = rs.CurveEndPoint(AirfoilCurve)
rs.ReverseCurve(AirfoilCurve)
Closure = rs.AddLine(EP1, EP2)
rs.UnselectAllObjects()
rs.SelectObject(Closure)
rs.SelectObject(AirfoilCurve)
rs.Command("_Join ")
LO = rs.LastCreatedObjects()
AirfoilCurve = LO[0]
rs.UnselectAllObjects()
return AirfoilCurve
