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fix for issue #1126 (TestHoveringTank assertion failures)

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Stephen Gold 2019-06-18 08:36:44 -07:00
parent 04f771f7f9
commit a4b22e4b37
1 changed files with 8 additions and 5 deletions
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13
jme3-examples/src/main/java/jme3test/bullet/PhysicsHoverControl.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2009-2018 jMonkeyEngine
* Copyright (c) 2009-2019 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -146,6 +146,7 @@ public class PhysicsHoverControl extends PhysicsVehicle implements PhysicsContro
Vector3f dir = getForwardVector(tempVect2).multLocal(1, 0, 1).normalizeLocal();
getLinearVelocity(tempVect3);
Vector3f linearVelocity = tempVect3.multLocal(1, 0, 1);
float groundSpeed = linearVelocity.length();
if (steeringValue != 0) {
if (rotationVelocity < 1 && rotationVelocity > -1) {
@ -164,16 +165,18 @@ public class PhysicsHoverControl extends PhysicsVehicle implements PhysicsContro
// if we are not going where we want to go.
// this will prevent "drifting" and thus improve control
// of the vehicle
float d = dir.dot(linearVelocity.normalize());
Vector3f counter = dir.project(linearVelocity).normalizeLocal().negateLocal().multLocal(1 - d);
applyForce(counter.multLocal(mass * 10), Vector3f.ZERO);
if (groundSpeed > FastMath.ZERO_TOLERANCE) {
float d = dir.dot(linearVelocity.normalize());
Vector3f counter = dir.project(linearVelocity).normalizeLocal().negateLocal().multLocal(1 - d);
applyForce(counter.multLocal(mass * 10), Vector3f.ZERO);
}
if (linearVelocity.length() < 30) {
applyForce(dir.multLocal(accelerationValue), Vector3f.ZERO);
}
} else {
// counter the acceleration value
if (linearVelocity.length() > FastMath.ZERO_TOLERANCE) {
if (groundSpeed > FastMath.ZERO_TOLERANCE) {
linearVelocity.normalizeLocal().negateLocal();
applyForce(linearVelocity.mult(mass * 10), Vector3f.ZERO);
}