mirror of
https://github.com/Dejvino/roadtrip
synced 2024-11-13 04:27:30 +00:00
Added HideControl to hide eye-candy objects in the distance.
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parent
d3c6b622f7
commit
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@ -18,7 +18,7 @@ public class RoadTripPlanner extends SimpleApplication {
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app.start();
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}
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public static boolean DEBUG = /*false;/*/true;/**/
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public static boolean DEBUG = !true;/**/
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protected BulletAppState bulletAppState;
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private GameWorldState gameWorldState;
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@ -264,6 +264,7 @@ public class GameWorldView {
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}
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modelInstance.setLocalTranslation(pos);
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modelInstance.setLocalScale(scale);
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modelInstance.addControl(new HideControl());
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objects.attachChild(modelInstance);
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}
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}
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77
src/roadtrip/view/HideControl.java
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77
src/roadtrip/view/HideControl.java
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@ -0,0 +1,77 @@
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package roadtrip.view;
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import java.util.ArrayList;
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import com.jme3.bounding.BoundingVolume;
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import com.jme3.renderer.Camera;
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import com.jme3.renderer.RenderManager;
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import com.jme3.renderer.ViewPort;
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import com.jme3.scene.Node;
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import com.jme3.scene.Spatial;
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import com.jme3.scene.control.AbstractControl;
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import com.jme3.scene.control.Control;
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public class HideControl extends AbstractControl
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{
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private static final float DISTANCE_HIDE = 200;
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private ArrayList<Spatial> children;
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private boolean hidden;
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private BoundingVolume prevBv;
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@Override
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public Control cloneForSpatial(Spatial spatial)
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{
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// TODO
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return null;
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}
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@Override
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protected void controlRender(RenderManager rm, ViewPort vp)
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{
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Camera cam = vp.getCamera();
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BoundingVolume bv = spatial.getWorldBound();
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if (bv == null) {
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bv = prevBv;
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} else {
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prevBv = bv;
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}
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float distance = bv.distanceTo(cam.getLocation());
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if (distance > HideControl.DISTANCE_HIDE) {
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if (!hidden) {
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for (int i = 0; i < children.size(); i++) {
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children.get(i).removeFromParent();
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}
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spatial.updateGeometricState();
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hidden = true;
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}
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} else {
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if (hidden) {
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for (int i = 0; i < children.size(); i++) {
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((Node) spatial).attachChild(children.get(i));
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}
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}
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spatial.updateGeometricState();
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hidden = false;
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}
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}
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@Override
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protected void controlUpdate(float tpf)
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{
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}
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@Override
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public void setSpatial(Spatial spatial)
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{
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if (!(spatial instanceof Node)) {
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throw new IllegalArgumentException("only Node type is supported");
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}
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super.setSpatial(spatial);
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children = new ArrayList<>(((Node) spatial).getChildren());
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}
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}
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