protected void onResetHeadingPitchRoll(ViewInputAttributes.ActionAttributes actionAttribs) { View view = this.getView(); if (view == null) // include this test to ensure any derived implementation performs it { return; } double smoothing = 0.95; this.gotoAnimControl.put( VIEW_ANIM_HEADING, new RotateToAngleAnimator( view.getHeading(), Angle.ZERO, smoothing, ViewPropertyAccessor.createHeadingAccessor(view))); this.gotoAnimControl.put( VIEW_ANIM_PITCH, new RotateToAngleAnimator( view.getPitch(), Angle.POS90, smoothing, ViewPropertyAccessor.createPitchAccessor(view))); this.gotoAnimControl.put( VIEW_ANIM_ROLL, new RotateToAngleAnimator( view.getPitch(), Angle.ZERO, smoothing, ViewPropertyAccessor.createRollAccessor(view))); view.firePropertyChange(AVKey.VIEW, null, view); }
/** * Set the roll in a view. * * @param view View to modify. * @param animControl Animator controller for the view. * @param roll new roll value. * @param attrib action that caused the roll to change. */ protected void setRoll( View view, AnimationController animControl, Angle roll, ViewInputAttributes.ActionAttributes attrib) { double smoothing = attrib.getSmoothingValue(); if (!(attrib.isEnableSmoothing() && this.isEnableSmoothing())) smoothing = 0.0; AngleAnimator angleAnimator = new RotateToAngleAnimator( view.getRoll(), roll, smoothing, ViewPropertyAccessor.createRollAccessor(view)); animControl.put(VIEW_ANIM_ROLL, angleAnimator); }
protected void onResetPitch(ViewInputAttributes.ActionAttributes actionAttribs) { View view = this.getView(); if (view == null) // include this test to ensure any derived implementation performs it { return; } double smoothing = actionAttribs.getSmoothingValue(); if (!(actionAttribs.isEnableSmoothing() && this.isEnableSmoothing())) smoothing = 0.0; this.gotoAnimControl.put( VIEW_ANIM_PITCH, new RotateToAngleAnimator( view.getPitch(), Angle.POS90, smoothing, ViewPropertyAccessor.createPitchAccessor(view))); view.firePropertyChange(AVKey.VIEW, null, view); }
protected void onMoveTo( Position focalPosition, ViewInputAttributes.DeviceAttributes deviceAttributes, ViewInputAttributes.ActionAttributes actionAttribs) { BasicFlyView view = (BasicFlyView) this.getView(); if (view == null) // include this test to ensure any derived implementation performs it { return; } // We're treating a speed parameter as smoothing here. A greater speed results in greater // smoothing and // slower response. Therefore the min speed used at lower altitudes ought to be *greater* than // the max // speed used at higher altitudes. double smoothing = this.getScaleValueElevation(deviceAttributes, actionAttribs); if (!actionAttribs.isEnableSmoothing()) smoothing = 0.0; Vec4 currentLookAtPt = view.getCenterPoint(); if (currentLookAtPt == null) { currentLookAtPt = view.getGlobe().computePointFromPosition(focalPosition); } Vec4 currentEyePt = view.getEyePoint(); double distanceToSurface = currentEyePt.distanceTo3(currentLookAtPt); Vec4 lookDirection = currentEyePt.subtract3(currentLookAtPt).normalize3(); Vec4 newLookAtPt = view.getGlobe().computePointFromPosition(focalPosition); Vec4 flyToPoint = newLookAtPt.add3(lookDirection.multiply3(distanceToSurface)); Position newPosition = view.getGlobe().computePositionFromPoint(flyToPoint); ViewUtil.ViewState viewCoords = view.getViewState(newPosition, focalPosition); this.stopAnimators(); this.gotoAnimControl.put( VIEW_ANIM_HEADING, new RotateToAngleAnimator( view.getHeading(), viewCoords.getHeading(), smoothing, ViewPropertyAccessor.createHeadingAccessor(view))); this.gotoAnimControl.put( VIEW_ANIM_PITCH, new RotateToAngleAnimator( view.getPitch(), viewCoords.getPitch(), smoothing, ViewPropertyAccessor.createPitchAccessor(view))); double elevation = ((FlyViewLimits) view.getViewPropertyLimits()) .limitEyeElevation(newPosition, view.getGlobe()); if (elevation != newPosition.getElevation()) { newPosition = new Position(newPosition, elevation); } this.gotoAnimControl.put( VIEW_ANIM_POSITION, new MoveToPositionAnimator( view.getEyePosition(), newPosition, smoothing, ViewPropertyAccessor.createEyePositionAccessor(view))); view.firePropertyChange(AVKey.VIEW, null, view); }