Changeset 3873 for anuga_core/source/anuga/visualiser/offline.py

Timestamp:

Oct 26, 2006, 1:02:41 PM (18 years ago)

Author:

jack

Message:

Fixed the visualiser to actually run properly in its own thread.

Added a simple example to use the realtime visualiser.

File:

• anuga_core/source/anuga/visualiser/offline.py (modified) (10 diffs)

anuga_core/source/anuga/visualiser/offline.py

@@ -1 +1 @@
 from Numeric import array, Float, ravel, zeros
 from Scientific.IO.NetCDF import NetCDFFile
-from Tkinter import Button, E, W
+from Tkinter import Button, E, Tk, W
 from visualiser import Visualiser
 from vtk import vtkCellArray, vtkPoints, vtkPolyData
@@ -13 +13 @@
     structures for any dynamic height based quantities to render.
     """
-    def __init__(self, source):
+    def __init__(self, source, frameDelay=100):
         """The source parameter is assumed to be a NetCDF sww file.
+        The frameDelay parameter is the number of milliseconds waited between frames.
         """
         Visualiser.__init__(self, source)
@@ -22 +23 @@
         self.maxFrameNumber = fin.variables['time'].shape[0] - 1
         fin.close()
+
+        self.frameDelay = frameDelay
 
         self.xmin = None
@@ -140 +143 @@
 
     def run(self):
-        self.tk_root.after(100, self.animateForward)
+        self.alter_tkroot(Tk.after, (self.frameDelay, self.animateForward))
         Visualiser.run(self)
 
     def restart(self):
         self.frameNumber = 0
-        self.redraw_quantities(True)
+        self.redraw_quantities()
         self.pause()
 
@@ -153 +156 @@
         else:
             self.frameNumber = 0
-        self.redraw_quantities(True)
+        self.redraw_quantities()
         self.pause()
 
@@ -159 +162 @@
         if self.frameNumber > 0:
             self.frameNumber -= 1
-            self.redraw_quantities(True)
+            self.redraw_quantities()
             self.pause()
 
@@ -175 +178 @@
         self.paused = False
         self.tk_pauseResume.config(text="Pause")
-        self.tk_root.after(100, self.animateForward)
+        self.tk_root.after(self.frameDelay, self.animateForward)
 
     def forward(self):
@@ -184 +187 @@
         if self.frameNumber < self.maxFrameNumber:
             self.frameNumber += 1
-            self.redraw_quantities(True)
+            self.redraw_quantities()
         else:
             self.pause()
@@ -193 +196 @@
         else:
             self.frameNumber = self.maxFrameNumber
-        self.redraw_quantities(True)
+        self.redraw_quantities()
         self.pause()
 
@@ -199 +202 @@
         if self.paused is not True:
             self.forward_step()
-            self.tk_root.after(100, self.animateForward)
+            self.tk_root.after(self.frameDelay, self.animateForward)