From 2bb20c9537ce563283c331b8a98d4147824da7a2 Mon Sep 17 00:00:00 2001 From: Stephen Gold Date: Sun, 9 Sep 2018 12:26:42 -0700 Subject: [PATCH] fix for issue #886 --- .../java/jme3test/bullet/TestPhysicsRayCast.java | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/jme3-examples/src/main/java/jme3test/bullet/TestPhysicsRayCast.java b/jme3-examples/src/main/java/jme3test/bullet/TestPhysicsRayCast.java index 7a1ea5187..24665b42b 100644 --- a/jme3-examples/src/main/java/jme3test/bullet/TestPhysicsRayCast.java +++ b/jme3-examples/src/main/java/jme3test/bullet/TestPhysicsRayCast.java @@ -8,9 +8,11 @@ import com.jme3.bullet.collision.shapes.CollisionShape; import com.jme3.bullet.control.RigidBodyControl; import com.jme3.bullet.util.CollisionShapeFactory; import com.jme3.font.BitmapText; +import com.jme3.math.Vector3f; import com.jme3.scene.Node; import com.jme3.scene.Spatial; import java.util.List; + /** * * @author @wezrule @@ -42,12 +44,19 @@ public class TestPhysicsRayCast extends SimpleApplication { @Override public void simpleUpdate(float tpf) { - List rayTest = bulletAppState.getPhysicsSpace().rayTest(cam.getLocation(), cam.getLocation().add(cam.getDirection())); + float rayLength = 50f; + Vector3f start = cam.getLocation(); + Vector3f end = cam.getDirection().scaleAdd(rayLength, start); + List rayTest + = bulletAppState.getPhysicsSpace().rayTest(start, end); if (rayTest.size() > 0) { PhysicsRayTestResult get = rayTest.get(0); PhysicsCollisionObject collisionObject = get.getCollisionObject(); - //do stuff + // Display the name of the 1st object in place of FPS. fpsText.setText(collisionObject.getUserObject().toString()); + } else { + // Provide prompt feedback that no collision object was hit. + fpsText.setText("MISSING"); } }