/**
* Update axis display depending the current scene camera view.<br>
* You should call it after having modified camera settings.
*/
public void updateAxisView() {
if (!isWindowSet()) return;
lock();
try {
double pos[] = cam.GetPosition();
double fp[] = cam.GetFocalPoint();
double viewup[] = cam.GetViewUp();
// mimic axis camera position to scene camera position
axisCam.SetPosition(pos);
axisCam.SetFocalPoint(fp);
axisCam.SetViewUp(viewup);
axisRenderer.ResetCamera();
final int[] size = rw.GetSize();
// adjust scale
final double scale = size[1] / 512d;
// adjust offset
final int w = (int) (size[0] - (axisOffset[0] * scale));
final int h = (int) (size[1] - (axisOffset[1] * scale));
// zoom and translate
zoomView(axisCam, axisRenderer, axisScale * (axisCam.GetDistance() / 17d));
translateView(axisCam, axisRenderer, -w, -h);
} finally {
unlock();
}
}
public IcyVtkPanel() {
super();
// picker
// picker = new vtkPropPicker();
// picker.PickFromListOff();
picker = new vtkCellPicker();
picker.PickFromListOff();
// set ambient color to white
lgt.SetAmbientColor(1d, 1d, 1d);
lightFollowCamera = true;
// assign default renderer to layer 0 (should be the case by default)
ren.SetLayer(0);
// initialize axis
axisRenderer = new vtkRenderer();
// BUG: with OpenGL window the global render window viewport is limited to the last layer
// viewport dimension
// axisRenderer.SetViewport(0.0, 0.0, 0.2, 0.2);
axisRenderer.SetLayer(1);
axisRenderer.InteractiveOff();
rw.AddRenderer(axisRenderer);
rw.SetNumberOfLayers(2);
axisCam = axisRenderer.GetActiveCamera();
axis = new vtkAxesActor();
axisRenderer.AddActor(axis);
// default axis offset and scale
axisOffset = new int[] {124, 124};
axisScale = 1;
// reset camera
axisCam.SetViewUp(0, -1, 0);
axisCam.Elevation(210);
axisCam.SetParallelProjection(1);
axisRenderer.ResetCamera();
axisRenderer.ResetCameraClippingRange();
// used for restore quality rendering after a given amount of time
fineRenderingTime = 0;
renderingMonitor = new Thread(this, "VTK panel rendering monitor");
renderingMonitor.start();
addMouseListener(this);
addMouseMotionListener(this);
addMouseWheelListener(this);
addKeyListener(this);
}
