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fix for issue #886

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This commit is contained in:
Stephen Gold 2018-09-09 12:26:42 -07:00
parent 7f14ad18c7
commit 2bb20c9537
1 changed files with 11 additions and 2 deletions
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13
jme3-examples/src/main/java/jme3test/bullet/TestPhysicsRayCast.java
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@ -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<PhysicsRayTestResult> 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<PhysicsRayTestResult> 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");
}
}