public static void main(String[] args) {
        TestIssue1120 test = new TestIssue1120();
        test.setSettings(new AppSettings(true));
        test.settings.setFrameRate(60);
        if (SKIP_SETTINGS) {
            test.settings.setWidth(1920);
            test.settings.setHeight(1150);
            test.showSettings = !SKIP_SETTINGS;
        }
        test.start();
    }
Test demonstrating a GImpactCollisionShape falling through a curved mesh, when using JBullet. Bullet native
does not experience this issue at the time this test was created.

@author lou
jme3-examples/src/main/java/jme3test/bullet/TestIssue1120.java