36 lines
1.0 KiB
Python
36 lines
1.0 KiB
Python
import Part, os
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__title__="latticeMarkers module for FreeCAD"
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__author__ = "DeepSOIC"
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__url__ = ""
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__doc__ = "Module for loading marker shapes for Lattice workbench"
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_nullShapeShape = 0
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def getShapePath(shapeName):
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"""
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getShapePath(shapeName) converts marker file name without path
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to a full path to a file. shapeName should be a file name with
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extension, for example "empty-shape.brep"
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"""
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return os.path.dirname(__file__) + os.path.sep + "shapes" + os.path.sep + shapeName
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def getNullShapeShape(scale = 1.0):
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"""obtains a shape intended ad a placeholder in case null shape was produced by an operation"""
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#read shape from file, if not done this before
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global _nullShapeShape
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if not _nullShapeShape:
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_nullShapeShape = Part.Shape()
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f = open(getShapePath("empty-shape.brep"))
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_nullShapeShape.importBrep(f)
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f.close()
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#scale the shape
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ret = _nullShapeShape
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if scale != 1.0:
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ret = _nullShapeShape.copy()
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ret.scale(scale)
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return ret
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