mesh.py 文件源码

python
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项目:maze-builder 作者: kcsaff 项目源码 文件源码
def __init__(self, mesh, transform_out=None, transform_in=None):
        transform_out = numpy.matrix(transform_out) if transform_out is not None else None
        transform_in = numpy.matrix(transform_in) if transform_in is not None else None

        if transform_in is None and transform_out is None:
            transform_in = numpy.identity(3)
            transform_out = numpy.identity(3)
        elif transform_in is None:
            try:
                transform_in = numpy.linalg.inv(transform_out)
            except:
                transform_in = None
        elif transform_out is None:
            try:
                transform_out = numpy.linalg.inv(transform_in)
            except:
                transform_out = None

        self.transform_out, self.transform_in = transform_out, transform_in

        super().__init__(
            mesh,
            warp_in=lambda vertex: self.transform_in.dot(vertex).tolist()[0][:3] if self.transform_in else None,
            warp_out=lambda vertex: self.transform_out.dot(vertex).tolist()[0][:3] if self.transform_out else None,
        )
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