b5474182feb30125bc78ebff838ba7bb9000de78,chaco/contour_line_plot.py,ContourLinePlot,_update_contours,#ContourLinePlot#,113

Before Change

        xs = linspace(xdata[0], xdata[-1], len(xdata)-1)
        ys = linspace(ydata[0], ydata[-1], len(ydata)-1)
        xg, yg = meshgrid(xs, ys)
        if self.orientation == "h":
            c = Cntr(xg, yg, self.value.raw_value)
        else:
            c = Cntr(xg, yg, self.value.raw_value.T)
        self._cached_contours = {}
        for level in self._levels:
            self._cached_contours[level] = []
            traces = c.trace(level)

After Change

    def _update_contours(self):
         Updates the cache of contour lines 
        if self.value.is_masked():
            // XXX masked data and get_data_mask not currently implemented
            data = self.value.get_data_mask()
            mask &= isfinite(data)
        else:
            data = self.value.get_data()
            mask = isfinite(data)

        x_data, y_data = self.index.get_data()
        xs = x_data.get_data()
        ys = y_data.get_data()
        xg, yg = meshgrid(xs, ys)

Instances