pvt motion

python/MAError.py

@@ -45,16 +45,16 @@ class MPLCanvasErr(FigureCanvas):
     self.fig=fig
     self.ax=ax
 
-  def InitChild(self,err):
+  def InitChild(self,meta,err):
 
     fig=self.fig
     ax=self.ax
     errx,erry,err=err
     hl = []
-    hl += ax.plot(errx, 'g-',label='x-error')
-    hl += ax.plot(erry, 'y-',label='y-error')
+    hl += ax.plot(errx, 'b-',label='x-error')
+    hl += ax.plot(erry, 'g-',label='y-error')
     hl += ax.plot(err, 'r-',label='error')
-    ax.xaxis.set_label_text('time (10x servo cycle)')
+    ax.xaxis.set_label_text('datapoint (timebase: %g ms per data point)'%meta['timebase'])
     ax.yaxis.set_label_text('pos-error um')
     legend = ax.legend(loc='upper right', shadow=True)
     ax.plot([.5,.5],[0.01, 0.99],'k',transform=ax.transAxes)
@@ -128,6 +128,7 @@ class MAErrorFrame(wx.Frame):
 
     toolbar=ut.AddToolbar(canvas,sizer)
 
+    meta = doc.fh['meta'].item()
     try:
       err=doc.err
     except AttributeError:
@@ -136,7 +137,7 @@ class MAErrorFrame(wx.Frame):
       erry = abs(rec[:, 2] - rec[:, 5])
       errxy = np.sqrt(errx ** 2 + erry ** 2)
       doc.err = err = (errx, erry, errxy)
-    canvas.InitChild(err)
+    canvas.InitChild(meta,err)
 
     self.Centre()