def MouseInputEvent(self, thePnt2d: gp_Pnt2d, buttons, modifier):
if self.myCircleCenterRadiusAction == CircleCenterRadiusAction.Nothing:
pass
elif self.myCircleCenterRadiusAction == CircleCenterRadiusAction.Input_CenterPoint:
self.curPnt2d = self.myAnalyserSnap.MouseInput(thePnt2d)
self.myFirstgp_Pnt2d = gp_Pnt2d(self.curPnt2d.X(),
self.curPnt2d.Y())
self.myFirstPoint.SetPnt(
elclib.To3d(self.curCoordinateSystem.Ax2(), self.curPnt2d))
self.myCircleAx2d.SetLocation(self.myFirstgp_Pnt2d)
self.tempGeom_Circle.SetLocation(self.myFirstPoint.Pnt())
self.tempGeom_Circle.SetRadius(SKETCH_RADIUS)
self.myRubberCircle.SetCircle(self.tempGeom_Circle)
self.myContext.Display(self.myRubberCircle, True)
self.myCircleCenterRadiusAction = CircleCenterRadiusAction.Input_RadiusPoint
elif self.myCircleCenterRadiusAction == CircleCenterRadiusAction.Input_RadiusPoint:
self.curPnt2d = self.myAnalyserSnap.MouseInputException(
self.myFirstgp_Pnt2d, thePnt2d, TangentType.Circle_CenterPnt,
True)
self.radius = self.myFirstgp_Pnt2d.Distance(self.curPnt2d)
self.tempGeom2d_Circle = Geom2d_Circle.DownCast(
geomapi_To2d(self.tempGeom_Circle,
gp_Pln(self.curCoordinateSystem)))
self.myContext.Remove(self.myRubberCircle, True)
nurbs = self.ToNurbs_Square(self.myFirstgp_Pnt2d, self.radius)
self.bspline_node = BsplineNode(nurbs.GetName(), self.rootNode)
self.bspline_node.setSketchObject(nurbs)
self.AddObject(self.tempGeom2d_Circle, nurbs.GetAIS_Object(),
Sketch_GeometryType.CircleSketchObject)
self.myCircleCenterRadiusAction = CircleCenterRadiusAction.Nothing
return False
def __init__(self):
super(Sketch_CommandArc3P, self).__init__("Arc3P.")
self.myArc3PAction = Arc3PAction.Nothing
self.tempGeom_Circle = Geom_Circle(self.curCoordinateSystem.Ax2(), SKETCH_RADIUS)
self.myRubberCircle = AIS_Circle(self.tempGeom_Circle)
self.myRubberCircle.SetColor(Quantity_Color(Quantity_NOC_LIGHTPINK1))
self.temp2d_Circ = gp_Circ2d()
self.temp_Circ = gp_Circ(self.curCoordinateSystem.Ax2(), SKETCH_RADIUS)
self.temp2dAdaptor_Curve = Geom2dAdaptor_Curve()
self.mySecondgp_Pnt2d = gp.Origin2d()
self.third_Pnt = gp.Origin()
self.midpoint2d = gp.Origin2d()
self.tempu1_pnt2d = gp.Origin2d()
self.tempu2_pnt2d = gp.Origin2d()
self.tempGeom2d_Line = Geom2d_Line(self.tempu1_pnt2d, gp.DX2d())
self.tempGeom2d_Circle = Geom2d_Circle(self.temp2d_Circ)
self.FirstGeom2d_Point = Geom2d_CartesianPoint(self.tempu1_pnt2d)
self.TempGeom2d_Point = Geom2d_CartesianPoint(self.tempu2_pnt2d)
self.u1 =0
self.u2 = 0
self.temp_u1=0
self.temp_u2 = 0
self.dist1=0
self.dist2 = 0
def test_circles2d_from_curves(self):
'''Test: circles2d from curves'''
P1 = gp_Pnt2d(9, 6)
P2 = gp_Pnt2d(10, 4)
P3 = gp_Pnt2d(6, 7)
C = gce_MakeCirc2d(P1, P2, P3).Value()
QC = gccent_Outside(C)
P4 = gp_Pnt2d(-2, 7)
P5 = gp_Pnt2d(12, -3)
L = GccAna_Lin2d2Tan(P4, P5, precision_Confusion()).ThisSolution(1)
QL = gccent_Unqualified(L)
radius = 2.
TR = GccAna_Circ2d2TanRad(QC, QL, radius, precision_Confusion())
if TR.IsDone():
NbSol = TR.NbSolutions()
for k in range(1, NbSol + 1):
circ = TR.ThisSolution(k)
# find the solution circle
pnt1 = gp_Pnt2d()
parsol, pararg = TR.Tangency1(k, pnt1)
self.assertGreater(parsol, 0.)
self.assertGreater(pararg, 0.)
# find the first tangent point
pnt2 = gp_Pnt2d()
parsol, pararg = TR.Tangency2(k, pnt2)
self.assertGreater(parsol, 0.)
self.assertGreater(pararg, 0.)
# find the second tangent point
aLine = GCE2d_MakeSegment(L, -2, 20).Value()
self.assertIsInstance(aLine, Geom2d_TrimmedCurve)
if TR.IsDone():
NbSol = TR.NbSolutions()
for k in range(1, NbSol + 1):
circ = TR.ThisSolution(k)
aCircle = Geom2d_Circle(circ)
self.assertIsInstance(aCircle, Geom2d_Circle)
# find the solution circle (index, outvalue, outvalue, gp_Pnt2d)
pnt3 = gp_Pnt2d()
parsol, pararg = TR.Tangency1(k, pnt3)
self.assertGreater(parsol, 0.)
self.assertGreater(pararg, 0.)
# find the first tangent point
pnt4 = gp_Pnt2d()
parsol, pararg = TR.Tangency2(k, pnt4)
self.assertGreater(parsol, 0.)
self.assertGreater(pararg, 0.)
def test_point_from_curve(self):
'''Test: point from curve'''
radius, abscissa = 5., 3.
C = Geom2d_Circle(gp_OX2d(), radius, True)
GAC = Geom2dAdaptor_Curve(C)
UA = GCPnts_UniformAbscissa(GAC, abscissa)
aSequence = []
if UA.IsDone():
N = UA.NbPoints()
for count in range(1, N + 1):
P = gp_Pnt2d()
C.D0(UA.Parameter(count), P)
Parameter = UA.Parameter(count)
self.assertIsInstance(Parameter, float)
aSequence.append(P)
Abscissa = UA.Abscissa()
self.assertEqual(Abscissa, abscissa)
def MouseInputEvent(self, thePnt2d: gp_Pnt2d, buttons, modifier):
if self.myCircleCenterRadiusAction == CircleCenterRadiusAction.Nothing:
pass
elif self.myCircleCenterRadiusAction == CircleCenterRadiusAction.Input_CenterPoint:
self.curPnt2d = self.myAnalyserSnap.MouseInput(thePnt2d)
self.myFirstgp_Pnt2d = gp_Pnt2d(self.curPnt2d.X(),
self.curPnt2d.Y())
self.myFirstPoint.SetPnt(
elclib.To3d(self.curCoordinateSystem.Ax2(), self.curPnt2d))
self.myCircleAx2d.SetLocation(self.myFirstgp_Pnt2d)
self.tempGeom_Circle.SetLocation(self.myFirstPoint.Pnt())
self.tempGeom_Circle.SetRadius(SKETCH_RADIUS)
self.myRubberCircle.SetCircle(self.tempGeom_Circle)
self.myContext.Display(self.myRubberCircle, True)
self.myRubberLine.SetPoints(self.myFirstPoint, self.myFirstPoint)
self.myContext.Display(self.myRubberLine, True)
self.myCircleCenterRadiusAction = CircleCenterRadiusAction.Input_RadiusPoint
elif self.myCircleCenterRadiusAction == CircleCenterRadiusAction.Input_RadiusPoint:
self.curPnt2d = self.myAnalyserSnap.MouseInputException(
self.myFirstgp_Pnt2d, thePnt2d, TangentType.Circle_CenterPnt,
True)
self.radius = self.myFirstgp_Pnt2d.Distance(self.curPnt2d)
myGeom2d_Circle = Geom2d_Circle(self.myCircleAx2d, self.radius)
Geom_Circle1 = Geom_Circle(
elclib.To3d(self.curCoordinateSystem.Ax2(),
myGeom2d_Circle.Circ2d()))
myAIS_Circle = AIS_Circle(Geom_Circle1)
self.AddObject(myGeom2d_Circle, myAIS_Circle,
Sketch_GeometryType.CircleSketchObject)
self.myContext.Remove(self.myRubberCircle, True)
self.myContext.Remove(self.myRubberLine, True)
self.myContext.Display(myAIS_Circle, True)
self.myCircleCenterRadiusAction = CircleCenterRadiusAction.Input_CenterPoint
return False
def brepfeat_prism(event=None):
box = BRepPrimAPI_MakeBox(400, 250, 300).Shape()
faces = TopologyExplorer(box).faces()
for i in range(5):
face = next(faces)
srf = BRep_Tool_Surface(face)
c = gp_Circ2d(gp_Ax2d(gp_Pnt2d(200, 130),
gp_Dir2d(1, 0)), 75)
circle = Geom2d_Circle(c)
wire = BRepBuilderAPI_MakeWire()
wire.Add(BRepBuilderAPI_MakeEdge(circle, srf, 0., pi).Edge())
wire.Add(BRepBuilderAPI_MakeEdge(circle, srf, pi, 2. * pi).Edge())
wire.Build()
display.DisplayShape(wire.Wire())
mkf = BRepBuilderAPI_MakeFace()
mkf.Init(srf, False, 1e-6)
mkf.Add(wire.Wire())
mkf.Build()
new_face = mkf.Face()
breplib_BuildCurves3d(new_face)
display.DisplayShape(new_face)
prism = BRepFeat_MakeDPrism(box, mkf.Face(), face, 100, True, True)
prism.Perform(400)
assert prism.IsDone()
display.EraseAll()
display.DisplayShape(prism.Shape())
display.DisplayColoredShape(wire.Wire(), 'RED')
display.FitAll()
def points_from_curve():
radius = 5.
abscissa = 3.
circle = Geom2d_Circle(gp_OX2d(), radius, True)
gac = Geom2dAdaptor_Curve(circle)
ua = GCPnts_UniformAbscissa(gac, abscissa)
a_sequence = []
if ua.IsDone():
n = ua.NbPoints()
for count in range(1, n + 1):
p = gp_Pnt2d()
circle.D0(ua.Parameter(count), p)
a_sequence.append(p)
# convert analytic to bspline
display.DisplayShape(circle, update=True)
i = 0
for p in a_sequence:
i = i + 1
pstring = 'P%i : parameter %f' % (i, ua.Parameter(i))
pnt = gp_Pnt(p.X(), p.Y(), 0)
# display points
display.DisplayShape(pnt, update=True)
display.DisplayMessage(pnt, pstring)
def convert_circ_to_geom2dCirc(self, circ):
(cx, cy), r = circ
return Geom2d_Circle(
gp_Circ2d(gp_Ax2d(gp_Pnt2d(cx, cy), gp_Dir2d(1, 0)), r))