Examples with CollisionShape com.bulletphysics.collision.shapes.CollisionShape used on opensource projects

Example 16 with CollisionShape

use of com.bulletphysics.collision.shapes.CollisionShape in project bdx by GoranM.

the class GImpactShapeInterface method setMargin.

@Override
public void setMargin(float margin) {
    collisionMargin = margin;
    int i = getNumChildShapes();
    while ((i--) != 0) {
        CollisionShape child = getChildShape(i);
        child.setMargin(margin);
    }
    needs_update = true;
}

Example 17 with CollisionShape

use of com.bulletphysics.collision.shapes.CollisionShape in project bdx by GoranM.

the class GameObject method updateBody.

public void updateBody(Mesh mesh) {
    GameObject compParent = parent != null && parent.body.getCollisionShape().isCompound() ? parent : null;
    boolean isCompChild = compParent != null && !(currBodyType == BodyType.NO_COLLISION || currBodyType == BodyType.SENSOR);
    if (isCompChild) {
        parent(null);
    }
    Matrix4f transform = transform();
    Vector3f scale = scale();
    CollisionShape shape = body.getCollisionShape();
    body.setCollisionShape(Bullet.makeShape(mesh.model.meshes.first(), currBoundsType, shape.getMargin(), shape.isCompound()));
    Transform startTransform = new Transform();
    body.getMotionState().getWorldTransform(startTransform);
    Matrix4f originMatrix = new Matrix4f();
    originMatrix.set(origin);
    Transform centerOfMassTransform = new Transform();
    centerOfMassTransform.set(originMatrix);
    centerOfMassTransform.mul(startTransform);
    body.setCenterOfMassTransform(centerOfMassTransform);
    transform(transform);
    scale(scale);
    if (body.isInWorld()) {
        scene.world.updateSingleAabb(body);
    } else {
        // update Aabb hack for when not in world
        scene.world.addRigidBody(body);
        scene.world.updateSingleAabb(body);
        scene.world.removeRigidBody(body);
    }
    if (isCompChild) {
        parent(compParent);
    }
}