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The problem of tracker using via VRPN
Greetings to everyone!
We develop a small application in WorldViz. The viewport rotation must be implemented through 3DOF trackers in this application. Using embedded WorldViz driver for InterSense tracker, app works well. InterSense is used as follows: Code:
viz.go( viz.TRACKER ) tracker = viz.add( 'intersense.dls' ) vizact.onupdate( 0, UpdateView ) def UpdateView(): yaw, pitch, roll = tracker.getEuler() viz.MainView.setEuler( GetOrderedAndInvertedViewAngles( yaw, pitch, roll ), viz.BODY_ORI ) # Return ordered and inverted view angles depends on current settings def GetOrderedAndInvertedViewAngles( yaw, pitch, roll ): # order: if view_angles_order_1.get() == viz.DOWN: y = yaw p = pitch r = roll elif view_angles_order_2.get() == viz.DOWN: y = pitch p = yaw r = roll elif view_angles_order_3.get() == viz.DOWN: y = pitch p = roll r = yaw elif view_angles_order_4.get() == viz.DOWN: y = yaw p = roll r = pitch elif view_angles_order_5.get() == viz.DOWN: y = roll p = pitch r = yaw elif view_angles_order_6.get() == viz.DOWN: y = roll p = yaw r = pitch # invert: if view_angles_invert_yaw.get() == viz.DOWN: y = -y if view_angles_invert_pitch.get() == viz.DOWN: p = -p if view_angles_invert_roll.get() == viz.DOWN: r = -r return [y, p, r] Code:
viz.go() vrpn = viz.add( 'vrpn7.dle' ) tracker = vrpn.addTracker( 'Head@localhost' ) def UpdateView(): yaw, pitch, roll = tracker.getEuler() viz.MainView.setEuler( GetOrderedAndInvertedViewAngles( yaw, pitch, roll ), viz.BODY_ORI ) # Return ordered and inverted view angles depends on current settings def GetOrderedAndInvertedViewAngles( yaw, pitch, roll ): # order: if view_angles_order_1.get() == viz.DOWN: y = yaw p = pitch r = roll elif view_angles_order_2.get() == viz.DOWN: y = pitch p = yaw r = roll elif view_angles_order_3.get() == viz.DOWN: y = pitch p = roll r = yaw elif view_angles_order_4.get() == viz.DOWN: y = yaw p = roll r = pitch elif view_angles_order_5.get() == viz.DOWN: y = roll p = pitch r = yaw elif view_angles_order_6.get() == viz.DOWN: y = roll p = yaw r = pitch # invert: if view_angles_invert_yaw.get() == viz.DOWN: y = -y if view_angles_invert_pitch.get() == viz.DOWN: p = -p if view_angles_invert_roll.get() == viz.DOWN: r = -r return [y, p, r] |
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