eventual fall tree synchronization

docs/src/progress/currenttarget.md

@@ -17,6 +17,7 @@
 
 + bug fixes
   Fix falling tree not always deactivating on server
+  Fix cursor always placing at origin
   Fix server ground movement tree playing animation over falling animation
   Fix empty item slot not showing underneath dragged item
   Fix grass rendering distance

src/main/java/electrosphere/entity/state/gravity/ClientGravityTree.java

@@ -39,6 +39,9 @@ public class ClientGravityTree implements BehaviorTree {
     
     DBody body;
     Collidable collidable;
+
+    static final float gravityConstant = 0.2f;
+    static final float linearDamping = 0.1f;
     
     private ClientGravityTree(Entity e, Object ... params){
         //Collidable collidable, DBody body, int fallFrame
@@ -71,9 +74,14 @@ public class ClientGravityTree implements BehaviorTree {
     public void stop(){
         state = GravityTreeState.NOT_ACTIVE;
     }
-    
+
-    static final float gravityConstant = 0.2f;
+    /**
-    static final float linearDamping = 0.1f;
+     * Checks if the gravity tree is active
+     * @return true if active, false otherwise
+     */
+    public boolean isActive(){
+        return this.state == GravityTreeState.ACTIVE;
+    }
     
     public void simulate(float deltaTime){
         

src/main/java/electrosphere/entity/state/gravity/ServerGravityTree.java

@@ -38,6 +38,9 @@ public class ServerGravityTree implements BehaviorTree {
     
     DBody body;
     Collidable collidable;
+
+    static final float gravityConstant = 0.2f;
+    static final float linearDamping = 0.1f;
     
     private ServerGravityTree(Entity e, Object ... params){
         state = GravityTreeState.ACTIVE;
@@ -76,9 +79,14 @@ public class ServerGravityTree implements BehaviorTree {
     public void stop(){
         setState(GravityTreeState.NOT_ACTIVE);
     }
-    
+
-    static final float gravityConstant = 0.2f;
+    /**
-    static final float linearDamping = 0.1f;
+     * Checks if the gravity tree is active
+     * @return true if active, false otherwise
+     */
+    public boolean isActive(){
+        return this.state == GravityTreeState.ACTIVE;
+    }
     
     public void simulate(float deltaTime){
         
@@ -117,6 +125,10 @@ public class ServerGravityTree implements BehaviorTree {
         }
     }
 
+    /**
+     * Checks if the gravity tree had a collision with a structure
+     * @return true if collided on the most recent frame, false otherwise
+     */
     public boolean hadStructureCollision(){
         boolean rVal = false;
         for(Impulse impulse : collidable.getImpulses()){
@@ -128,6 +140,10 @@ public class ServerGravityTree implements BehaviorTree {
         return rVal;
     }
     
+    /**
+     * Checks if the gravity tree had a collision with terrain
+     * @return true if collided on the most recent frame, false otherwise
+     */
     public boolean hadGroundCollision(){
         boolean rVal = false;
         for(Impulse impulse : collidable.getImpulses()){
@@ -144,6 +160,10 @@ public class ServerGravityTree implements BehaviorTree {
         return rVal;
     }
     
+    /**
+     * Checks if the gravity tree had a collision with an entity
+     * @return true if collided on the most recent frame, false otherwise
+     */
     public boolean hadEntityCollision(){
         boolean rVal = false;
         for(Impulse impulse : collidable.getImpulses()){

src/main/java/electrosphere/entity/state/movement/fall/ClientFallTree.java

@@ -11,6 +11,7 @@ import electrosphere.entity.btree.StateTransitionUtil;
 import electrosphere.entity.btree.StateTransitionUtil.StateTransitionUtilItem;
 import electrosphere.entity.state.AnimationPriorities;
 import electrosphere.entity.state.client.firstPerson.FirstPersonTree;
+import electrosphere.entity.state.gravity.ClientGravityTree;
 import electrosphere.entity.state.movement.jump.ClientJumpTree;
 import electrosphere.game.data.creature.type.movement.FallMovementSystem;
 import electrosphere.renderer.actor.Actor;
@@ -64,6 +65,9 @@ public class ClientFallTree implements BehaviorTree {
         switch(state){
             case ACTIVE:
             stateTransitionUtil.simulate(FallState.ACTIVE);
+            if(ClientGravityTree.getClientGravityTree(parent) != null && !ClientGravityTree.getClientGravityTree(parent).isActive()){
+                this.land();
+            }
             break;
             case INACTIVE:
             break;

src/main/java/electrosphere/entity/state/movement/fall/ServerFallTree.java

@@ -5,6 +5,7 @@ import electrosphere.entity.EntityDataStrings;
 import electrosphere.entity.EntityUtils;
 import electrosphere.entity.btree.BehaviorTree;
 import electrosphere.entity.state.AnimationPriorities;
+import electrosphere.entity.state.gravity.ServerGravityTree;
 import electrosphere.entity.state.movement.jump.ServerJumpTree;
 import electrosphere.game.data.creature.type.movement.FallMovementSystem;
 import electrosphere.server.poseactor.PoseActor;
@@ -39,7 +40,6 @@ public class ServerFallTree implements BehaviorTree {
         PoseActor poseActor = EntityUtils.getPoseActor(parent);
         switch(state){
             case ACTIVE:
-            frameCurrent++;
             if(poseActor != null){
                 String animationToPlay = determineCorrectAnimation();
                 if(
@@ -50,16 +50,27 @@ public class ServerFallTree implements BehaviorTree {
                     poseActor.incrementAnimationTime(0.0001);
                 }
             }
+            if(ServerGravityTree.getServerGravityTree(parent) != null && !ServerGravityTree.getServerGravityTree(parent).isActive()){
+                this.land();
+            }
+            frameCurrent++;
             break;
             case INACTIVE:
             break;
         }
     }
 
+    /**
+     * Starts the fall tree
+     */
     public void start(){
         state = FallState.ACTIVE;
     }
 
+    /**
+     * Checks if the fall tree is active
+     * @return true if is active, false otherwise
+     */
     public boolean isFalling(){
         return state == FallState.ACTIVE;
     }