tab_covariance.py 文件源码-python代码片段

tab_covariance.py 文件源码

python

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def __init__(self, model, parent):
        QtCore.QObject.__init__(self)
        self.sigCalculateWeightMatrix.connect(
            model.calculateWeightMatrix)

        ret = QtGui.QMessageBox.information(
            parent,
            'Calculate full weight matrix',
            '''<html><head/><body><p>
This will calculate the quadtree's full weight matrix
(<span style='font-family: monospace'>Covariance.weight_matrix</span>)
for this noise/covariance configuration.</p><p>
The calculation is expensive and may take several minutes.
</p></body></html>
''', buttons=(QtGui.QMessageBox.Ok | QtGui.QMessageBox.Cancel))
        if ret == QtGui.QMessageBox.Ok:
            self.sigCalculateWeightMatrix.emit()