mirror of
https://git.salome-platform.org/gitpub/modules/geom.git
synced 2024-11-14 17:48:34 +05:00
84 lines
3.2 KiB
Python
84 lines
3.2 KiB
Python
# Creation of a Curve
|
|
|
|
import salome
|
|
salome.salome_init_without_session()
|
|
import GEOM
|
|
from salome.geom import geomBuilder
|
|
geompy = geomBuilder.New()
|
|
gg = salome.ImportComponentGUI("GEOM")
|
|
|
|
# create vertices and vectors
|
|
p0 = geompy.MakeVertex(0. , 0. , 0. )
|
|
p1 = geompy.MakeVertex(50. , 100., 200.)
|
|
p2 = geompy.MakeVertex(150., 50., 100.)
|
|
p3 = geompy.MakeVertex(100., 150., 170.)
|
|
p4 = geompy.MakeVertex(200., 200., 150.)
|
|
|
|
v1 = geompy.MakeVectorDXDYDZ(0, 1, 0)
|
|
v2 = geompy.MakeVectorDXDYDZ(1, 0, 0)
|
|
|
|
# create a polyline from a list of points
|
|
polyline = geompy.MakePolyline([p0, p1, p2, p3, p4])
|
|
closed_polyline = geompy.MakePolyline([p0, p1, p2, p0])
|
|
|
|
# create a bezier curve from a list of points
|
|
bezier = geompy.MakeBezier([p0, p1, p2, p3, p4])
|
|
|
|
#create a b-spline curve from a list of points
|
|
interpol = geompy.MakeInterpol([p0, p1, p2, p3, p4], False)
|
|
|
|
#create a b-spline curve with defined directions at the ends
|
|
interpol_tangents = geompy.MakeInterpolWithTangents([p0, p1, p2, p3, p4], v1, v2)
|
|
|
|
#create a polyline using parametric definition of the basic points
|
|
param_polyline = geompy.MakeCurveParametric("t", "sin(t)", "cos(t)", 0., 100., 100, GEOM.Polyline, theNewMethod=True)
|
|
|
|
# create a bezier curve using parametric definition of the basic points
|
|
param_bezier = geompy.MakeCurveParametric("t", "sin(t)", "cos(t)", 0., 100., 20, GEOM.Bezier, theNewMethod=True)
|
|
|
|
#create a b-spline curve using parametric definition of the basic points
|
|
param_interpol = geompy.MakeCurveParametric("t", "sin(t)", "cos(t)", 0., 100., 100, GEOM.Interpolation, theNewMethod=True)
|
|
|
|
#create a face from closed polyline
|
|
face = geompy.MakeFace(closed_polyline, True)
|
|
|
|
#create an U-isoline curve
|
|
isoline = geompy.MakeIsoline(face, True, 0.6)
|
|
|
|
# add objects in the study
|
|
id_p0 = geompy.addToStudy(p0, "Point1")
|
|
id_p1 = geompy.addToStudy(p1, "Point2")
|
|
id_p2 = geompy.addToStudy(p2, "Point3")
|
|
id_p3 = geompy.addToStudy(p3, "Point4")
|
|
id_p4 = geompy.addToStudy(p4, "Point5")
|
|
id_v1 = geompy.addToStudy(v1, "Vector1")
|
|
id_v2 = geompy.addToStudy(v2, "Vector2")
|
|
id_polyline = geompy.addToStudy(polyline, "Polyline")
|
|
id_closed_polyline = geompy.addToStudy(closed_polyline, "Closed Polyline")
|
|
id_bezier = geompy.addToStudy(bezier, "Bezier")
|
|
id_interpol = geompy.addToStudy(interpol, "Interpol")
|
|
id_interpol_tangents = geompy.addToStudy(interpol_tangents, "Interpol Tangents")
|
|
id_param_polyline = geompy.addToStudy(param_polyline, "Polyline Parametric")
|
|
id_param_bezier = geompy.addToStudy(param_bezier, "Bezier Parametric")
|
|
id_param_interpol = geompy.addToStudy(param_interpol, "Interpol Parametric")
|
|
id_face = geompy.addToStudy(face, "Face")
|
|
id_isoline = geompy.addToStudy(isoline, "Isoline")
|
|
|
|
|
|
# display the points and the curves
|
|
gg.createAndDisplayGO(id_p0)
|
|
gg.createAndDisplayGO(id_p1)
|
|
gg.createAndDisplayGO(id_p2)
|
|
gg.createAndDisplayGO(id_p3)
|
|
gg.createAndDisplayGO(id_p4)
|
|
gg.createAndDisplayGO(id_polyline)
|
|
gg.createAndDisplayGO(id_closed_polyline)
|
|
gg.createAndDisplayGO(id_bezier)
|
|
gg.createAndDisplayGO(id_interpol)
|
|
gg.createAndDisplayGO(id_interpol_tangents)
|
|
gg.createAndDisplayGO(id_param_polyline)
|
|
gg.createAndDisplayGO(id_param_bezier)
|
|
gg.createAndDisplayGO(id_param_interpol)
|
|
gg.createAndDisplayGO(id_face)
|
|
gg.createAndDisplayGO(id_isoline)
|