mirror of
https://git.salome-platform.org/gitpub/modules/geom.git
synced 2024-11-11 16:19:17 +05:00
72 lines
2.7 KiB
Python
72 lines
2.7 KiB
Python
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# Check patch face functionality
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def CheckFacesOnHoles( faces ):
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"""
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check that none of the faces in the list have holes
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param faces - list of faces
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return bool - *True* if all faces not have hole; *False* otherwise
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"""
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for face in faces:
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newFaces = geompy.PatchFace(face)
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if len(newFaces) != 1:
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return False
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return True
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def CompareAreaAfterPatchFace( originalFace, patchFaceResult, eps=1e-06 ):
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"""
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Specific function for check result of PatchFace operation.
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Check that area of original face equal area first face from list (face by outer wire of original face)
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minus the areas of the rest elements from list (holes)
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param originalFace - original face
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param patchFaceResult - list of faces result PatchFace operation.
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First element - face from outer wire of original face,
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other elements - faces from holes on original face
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param eps - defines tolerance for comparison
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return bool - *True* if area of original face is equal of area face[0] minus area of holes; *False* otherwise
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"""
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areaOfHoles = 0.
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for index in range(1, len(patchFaceResult)):
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areaOfHoles += geompy.BasicProperties(patchFaceResult[index])[1]
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return geompy.BasicProperties(originalFace)[1] - (geompy.BasicProperties(patchFaceResult[0])[1] - areaOfHoles) <= eps
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import math
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import salome
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salome.salome_init_without_session()
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import GEOM
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from salome.geom import geomBuilder
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geompy = geomBuilder.New()
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# Create shape
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vz = geompy.MakeVectorDXDYDZ(0, 0, 1)
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pyz = geompy.MakeVertex(0, -150, 100)
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geomObj = geompy.MakeMarker(0, 0, 0, 1, 0, 0, 0, 1, 0)
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sk = geompy.Sketcher2D()
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sk.addPoint(30.0000000, 50.0000000)
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sk.addArcAbsolute(70.0000000, 20.0000000)
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sk.addSegmentAbsolute(0.0000000, 0.0000000)
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sk.close()
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sketch = sk.wire(geomObj)
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face_1 = geompy.MakeFaceWires([sketch], 1)
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multiTranslation = geompy.MakeMultiTranslation1D(face_1, None, 105, 3)
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[face_2,face_3,face_4] = geompy.ExtractShapes(multiTranslation, geompy.ShapeType["FACE"], True)
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scale_1 = geompy.MakeScaleTransform(face_3, None, 0.3)
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scale_2 = geompy.MakeScaleTransform(face_4, None, 0.3)
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translation_1 = geompy.MakeTranslation(scale_1, -10, 25, 0)
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translation_2 = geompy.MakeTranslation(scale_2, -25, 20, 0)
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rotation_1 = geompy.MakeRotation(translation_1, vz, -19*math.pi/180.0)
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rotation_2 = geompy.MakeRotation(translation_2, vz, 15*math.pi/180.0)
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cut = geompy.MakeCutList(face_1, [rotation_2, rotation_1], True)
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#Perform oepration
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faces = geompy.PatchFace(cut)
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# Check, that result faces haven't holes
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assert(CheckFacesOnHoles(faces))
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#Check area
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assert(CompareAreaAfterPatchFace(cut, faces))
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