cursor fix

docs/src/progress/renderertodo.md

@@ -239,6 +239,8 @@ More Debug menus
 Another pass at grass
  - Fix shader being camera position independent (if you move the wind moves with you lol)
 
+Make cursor less jittery (ie always up to date with where the camera is facing)
+
 
 # TODO
 

src/main/java/electrosphere/controls/CameraHandler.java

@@ -5,7 +5,9 @@ import org.joml.Vector3d;
 import org.joml.Vector3f;
 
 import electrosphere.client.targeting.crosshair.Crosshair;
+import electrosphere.collision.CollisionEngine;
 import electrosphere.engine.Globals;
+import electrosphere.entity.Entity;
 import electrosphere.entity.EntityUtils;
 import electrosphere.entity.types.camera.CameraEntityUtils;
 import electrosphere.renderer.ui.events.MouseEvent;
@@ -106,10 +108,34 @@ public class CameraHandler {
             CameraEntityUtils.setCameraEye(Globals.playerCamera, cameraRotationVector);
 
             Globals.viewMatrix = CameraEntityUtils.getCameraViewMatrix(Globals.playerCamera);
+
+            updatePlayerCursor();
         }
         Globals.profiler.endCpuSample();
     }
 
+    /**
+     * Updates the position of the player's in world cursor
+     */
+    private void updatePlayerCursor(){
+        CollisionEngine collisionEngine = Globals.clientSceneWrapper.getCollisionEngine();
+        Entity camera = Globals.playerCamera;
+        if(
+            collisionEngine != null &&
+            camera != null &&
+            Globals.playerCursor != null
+        ){
+            Vector3d eyePos = new Vector3d(CameraEntityUtils.getCameraEye(camera));
+            Vector3d centerPos = new Vector3d(CameraEntityUtils.getCameraCenter(camera));
+            Vector3d cursorPos = collisionEngine.rayCastPosition(centerPos, new Vector3d(eyePos).mul(-1.0), 5.0);
+            if(cursorPos != null){
+                EntityUtils.getPosition(Globals.playerCursor).set(cursorPos);
+            } else {
+                EntityUtils.getPosition(Globals.playerCursor).set(new Vector3d(centerPos).add(new Vector3d(eyePos).normalize().mul(-5.0)));
+            }
+        }
+    }
+
     public float getYaw(){
         return yaw;
     }

src/main/java/electrosphere/engine/Globals.java

@@ -360,6 +360,9 @@ public class Globals {
     
     //the player camera entity
     public static Entity playerCamera;
+
+    //the player in world cursor
+    public static Entity playerCursor;
     
     //the creature the player camera will orbit and will receive controlHandler movementTree updates
     public static Entity playerEntity;

src/main/java/electrosphere/engine/loadingthreads/ClientLoading.java

@@ -224,29 +224,9 @@ public class ClientLoading {
         Globals.clientScene.registerBehaviorTree(new ApplyRotationTree(cloudRing,new Quaterniond().rotationZ(0.0001)));
         Globals.assetManager.queueOverrideMeshShader("Models/environment/cloudRing.fbx", "Sphere", "Shaders/skysphere/skysphere.vs", "Shaders/skysphere/skysphere.fs");
 
-        Entity cursorTracker = EntityCreationUtils.createClientSpatialEntity();
-        EntityCreationUtils.makeEntityDrawable(cursorTracker, "Models/basic/geometry/unitsphere_1.fbx");
-        EntityUtils.getScale(cursorTracker).set(30f);
-        Globals.clientSceneWrapper.getScene().registerBehaviorTree(new BehaviorTree() {
-            @Override
-            public void simulate(float deltaTime) {
-                CollisionEngine collisionEngine = Globals.clientSceneWrapper.getCollisionEngine();
-                Entity camera = Globals.playerCamera;
-                if(
-                    collisionEngine != null &&
-                    camera != null
-                ){
-                    Vector3d eyePos = new Vector3d(CameraEntityUtils.getCameraEye(camera));
-                    Vector3d centerPos = new Vector3d(CameraEntityUtils.getCameraCenter(camera));
-                    Vector3d cursorPos = collisionEngine.rayCastPosition(centerPos, new Vector3d(eyePos).mul(-1.0), 5.0);
-                    if(cursorPos != null){
-                        EntityUtils.getPosition(cursorTracker).set(cursorPos);
-                    } else {
-                        EntityUtils.getPosition(cursorTracker).set(new Vector3d(centerPos).add(new Vector3d(eyePos).normalize().mul(-5.0)));
-                    }
-                }
-            }
-        });
+        Globals.playerCursor = EntityCreationUtils.createClientSpatialEntity();
+        EntityCreationUtils.makeEntityDrawable(Globals.playerCursor, "Models/basic/geometry/unitsphere_1.fbx");
+        EntityUtils.getScale(Globals.playerCursor).set(30f);
 
 
     }