def point_in_solid(occ_solid, pypt):
gp_pnt = gp_Pnt(pypt[0], pypt[1], pypt[2])
if Common.point_in_solid(occ_solid, gp_pnt)[0]:
return True
elif Common.point_in_solid(occ_solid, gp_pnt)[0] == None:
return None #means its on the solid
else:
return False
def get_bounding_box(occtopology):
"""
This function calculates the bounding box of the OCCtopology.
Parameters
----------
occtopology : OCCtopology
The OCCtopology to be analysed.
OCCtopology includes: OCCshape, OCCcompound, OCCcompsolid, OCCsolid, OCCshell, OCCface, OCCwire, OCCedge, OCCvertex
Returns
-------
xmin : float
Minimum X-coordinate
ymin : float
Minimum Y-coordinate
zmin : float
Minimum Z-coordinate
xmax : float
Maximum X-coordinate
ymax : float
Maximum Y-coordinate
zmax : float
Maximum Z-coordinate
"""
return Common.get_boundingbox(occtopology)
def get_bounding_box(occtopology):
"""
This function calculates the bounding box of the OCCtopology.
Parameters
----------
occtopology : OCCtopology
The OCCtopology to be analysed.
OCCtopology includes: OCCshape, OCCcompound, OCCcompsolid, OCCsolid, OCCshell, OCCface, OCCwire, OCCedge, OCCvertex
Returns
-------
xmin : float
Minimum X-coordinate
ymin : float
Minimum Y-coordinate
zmin : float
Minimum Z-coordinate
xmax : float
Maximum X-coordinate
ymax : float
Maximum Y-coordinate
zmax : float
Maximum Z-coordinate
"""
return Common.get_boundingbox(occtopology)
def rmv_duplicated_pts_by_distance(pyptlist, distance=1e-06):
"""
This function fuses all the points within a certain distance.
Parameters
----------
pyptlist : a list of tuples
List of points to be fused. A pypt is a tuple that documents the xyz coordinates of a pt e.g. (x,y,z),
thus a pyptlist is a list of tuples e.g. [(x1,y1,z1), (x2,y2,z2), ...]
distance : float, optional
The minimal distance between two points, default = 1e-06. Any points closer than this distance will be fused.
Returns
-------
list of fused points : pyptlist
The list of fused points.
"""
vert_list = construct.make_occvertex_list(pyptlist)
occpt_list = occvertex_list_2_occpt_list(vert_list)
filtered_pt_list = Common.filter_points_by_distance(occpt_list,
distance=distance)
f_pyptlist = occpt_list_2_pyptlist(filtered_pt_list)
return f_pyptlist
def rmv_duplicated_pts_by_distance(pyptlist, distance = 1e-06):
"""
This function fuses all the points within a certain distance.
Parameters
----------
pyptlist : a list of tuples
List of points to be fused. A pypt is a tuple that documents the xyz coordinates of a pt e.g. (x,y,z),
thus a pyptlist is a list of tuples e.g. [(x1,y1,z1), (x2,y2,z2), ...]
distance : float, optional
The minimal distance between two points, default = 1e-06. Any points closer than this distance will be fused.
Returns
-------
list of fused points : pyptlist
The list of fused points.
"""
vert_list = construct.make_occvertex_list(pyptlist)
occpt_list = occvertex_list_2_occpt_list(vert_list)
filtered_pt_list = Common.filter_points_by_distance(occpt_list, distance = distance)
f_pyptlist = occpt_list_2_pyptlist(filtered_pt_list)
return f_pyptlist
def make_bspline_edge_interpolate(pyptlist, is_closed):
'''
pyptlist: list of pypt
type: list(tuple)
is_closed: is the curve open or close
type: bool, True or False
'''
gpptlist = make_gppntlist(pyptlist)
bcurve = Common.interpolate_points_to_spline_no_tangency(gpptlist,
closed=is_closed)
curve_edge = BRepBuilderAPI_MakeEdge(bcurve)
return curve_edge.Edge()
def calc_center(product, ifcfile):
productIfc = ifcfile.by_id(product.pid)
try:
productShape = get_shape(productIfc)
center = Common.center_boundingbox(productShape)
pnt = Pnt(X=center.Coord()[0],
Y=center.Coord()[1],
Z=center.Coord()[2])
pnt.save()
product.center.add(pnt)
product.save()
except:
pass
def point_in_solid(pypt, occsolid):
"""
This function checks if a point is inside an OCCsolid.
Parameters
----------
pypt : tuple of floats
Check if this point is inside the OCCsolid. A pypt is a tuple that documents the xyz coordinates of a pt e.g. (x,y,z)
occsolid : OCCsolid
Check if the point is inside this OCCsolid.
Returns
-------
True, False, None : True, False, None
If True means the point is in the solid, if False the point is not in the solid, if None means the point is on the solid.
"""
gp_pnt = gp_Pnt(pypt[0], pypt[1], pypt[2] )
if Common.point_in_solid(occsolid, gp_pnt)[0]:
return True
elif Common.point_in_solid(occsolid, gp_pnt)[0] == None:
return None #means its on the solid
else:
return False
def point_in_solid(pypt, occsolid):
"""
This function checks if a point is inside an OCCsolid.
Parameters
----------
pypt : tuple of floats
Check if this point is inside the OCCsolid. A pypt is a tuple that documents the xyz coordinates of a pt e.g. (x,y,z)
occsolid : OCCsolid
Check if the point is inside this OCCsolid.
Returns
-------
True, False, None : True, False, None
If True means the point is in the solid, if False the point is not in the solid, if None means the point is on the solid.
"""
gp_pnt = gp_Pnt(pypt[0], pypt[1], pypt[2])
if Common.point_in_solid(occsolid, gp_pnt)[0]:
return True
elif Common.point_in_solid(occsolid, gp_pnt)[0] == None:
return None #means its on the solid
else:
return False
def resample_wire(occwire):
"""
This function resamples an OCCwire uniformly.
Parameters
----------
occwire : OCCwire
The OCCwire to be resampled.
Returns
-------
resampled wire : OCCwire
The resampled OCCwire.
"""
resample_curve = Common.resample_curve_with_uniform_deflection(occwire)
return resample_curve
def face_area(occface):
"""
This function calculates the area of the OCCface.
Parameters
----------
occface : OCCface
The OCCface to be analysed.
Returns
-------
face area : float
The area of the face.
"""
surface_area = Common.GpropsFromShape(occface).surface()
return surface_area.Mass()
def resample_wire(occwire):
"""
This function resamples an OCCwire uniformly.
Parameters
----------
occwire : OCCwire
The OCCwire to be resampled.
Returns
-------
resampled wire : OCCwire
The resampled OCCwire.
"""
resample_curve = Common.resample_curve_with_uniform_deflection(occwire)
return resample_curve
def get_centre_bbox(occtopology):
"""
This function calculates the centre of the bounding box of the OCCtopology.
Parameters
----------
occtopology : OCCtopology
The OCCtopology to be analysed.
OCCtopology includes: OCCshape, OCCcompound, OCCcompsolid, OCCsolid, OCCshell, OCCface, OCCwire, OCCedge, OCCvertex
Returns
-------
centre point : pypt
The centre point of the OCCtopology's bounding box.
"""
occ_midpt = Common.center_boundingbox(occtopology)
return (occ_midpt.X(), occ_midpt.Y(), occ_midpt.Z())
def get_centre_bbox(occtopology):
"""
This function calculates the centre of the bounding box of the OCCtopology.
Parameters
----------
occtopology : OCCtopology
The OCCtopology to be analysed.
OCCtopology includes: OCCshape, OCCcompound, OCCcompsolid, OCCsolid, OCCshell, OCCface, OCCwire, OCCedge, OCCvertex
Returns
-------
centre point : pypt
The centre point of the OCCtopology's bounding box.
"""
occ_midpt = Common.center_boundingbox(occtopology)
return (occ_midpt.X(), occ_midpt.Y(), occ_midpt.Z())
def minimum_distance(occtopology1, occtopology2):
"""
This function calculates the minimum distance between the two OCCtopologies.
Parameters
----------
occtopology1 : OCCtopology
The OCCtopology to be analysed.
OCCtopology includes: OCCshape, OCCcompound, OCCcompsolid, OCCsolid, OCCshell, OCCface, OCCwire, OCCedge, OCCvertex
occtopology2 : OCCtopology
The OCCtopology to be analysed.
OCCtopology includes: OCCshape, OCCcompound, OCCcompsolid, OCCsolid, OCCshell, OCCface, OCCwire, OCCedge, OCCvertex
Returns
-------
minimum distance : float
The minimum distance between the two topologies.
"""
min_dist, min_dist_shp1, min_dist_shp2 = Common.minimum_distance(occtopology1, occtopology2)
return min_dist
def minimum_distance(occtopology1, occtopology2):
"""
This function calculates the minimum distance between the two OCCtopologies.
Parameters
----------
occtopology1 : OCCtopology
The OCCtopology to be analysed.
OCCtopology includes: OCCshape, OCCcompound, OCCcompsolid, OCCsolid, OCCshell, OCCface, OCCwire, OCCedge, OCCvertex
occtopology2 : OCCtopology
The OCCtopology to be analysed.
OCCtopology includes: OCCshape, OCCcompound, OCCcompsolid, OCCsolid, OCCshell, OCCface, OCCwire, OCCedge, OCCvertex
Returns
-------
minimum distance : float
The minimum distance between the two topologies.
"""
min_dist, min_dist_shp1, min_dist_shp2 = Common.minimum_distance(
occtopology1, occtopology2)
return min_dist
def get_bbox(shape, length):
vertices = []
shape = Common.get_boundingbox(shape)
vertices.append([
correctLengt(shape[0], length, None),
correctLengt(shape[1], length, None),
correctLengt(shape[2], length, None)
])
vertices.append([
correctLengt(shape[3], length, None),
correctLengt(shape[1], length, None),
correctLengt(shape[2], length, None)
])
vertices.append([
correctLengt(shape[0], length, None),
correctLengt(shape[4], length, None),
correctLengt(shape[2], length, None)
])
vertices.append([
correctLengt(shape[0], length, None),
correctLengt(shape[1], length, None),
correctLengt(shape[5], length, None)
])
vertices.append([
correctLengt(shape[3], length, None),
correctLengt(shape[1], length, None),
correctLengt(shape[5], length, None)
])
vertices.append([
correctLengt(shape[0], length, None),
correctLengt(shape[4], length, None),
correctLengt(shape[5], length, None)
])
return vertices
def get_bounding_box(occ_shape):
"""return xmin,ymin,zmin,xmax,ymax,zmax"""
return Common.get_boundingbox(occ_shape)
def get_centre_bbox(occ_shape):
occ_midpt = Common.center_boundingbox(occ_shape)
return (occ_midpt.X(), occ_midpt.Y(), occ_midpt.Z())
def face_area(occ_face):
surface_area = Common.GpropsFromShape(occ_face).surface()
return surface_area.Mass()
def minimum_distance(occ_shape1, occ_shape2):
min_dist, min_dist_shp1, min_dist_shp2 = Common.minimum_distance(
occ_shape1, occ_shape2)
return min_dist
