public static float distance(GVRTransform obj1, float[] obj2) {
Vector3d v1 = new Vector3d(obj1.getPositionX(), obj1.getPositionY(), obj1.getPositionZ());
Vector3d v2 = new Vector3d(obj2[0], obj2[1], obj2[2]);
return (float) v1.distance(v2);
}
public static void testPositiveXYZSameAsInvert() {
Vector3d dir = new Vector3d();
Vector3d dir2 = new Vector3d();
Matrix4x3d m = new Matrix4x3d().rotateXYZ(0.12f, 1.25f, -2.56f);
Matrix4x3d inv = new Matrix4x3d(m).invert();
m.positiveX(dir);
inv.transformDirection(dir2.set(1, 0, 0));
TestUtil.assertVector3dEquals(dir2, dir, 1E-6f);
m.positiveY(dir);
inv.transformDirection(dir2.set(0, 1, 0));
TestUtil.assertVector3dEquals(dir2, dir, 1E-6f);
m.positiveZ(dir);
inv.transformDirection(dir2.set(0, 0, 1));
TestUtil.assertVector3dEquals(dir2, dir, 1E-6f);
}
public static float distance(GVRSceneObject obj1, GVRSceneObject obj2) {
Vector3d v1 =
new Vector3d(
obj1.getTransform().getPositionX(),
obj1.getTransform().getPositionY(),
obj1.getTransform().getPositionZ());
Vector3d v2 =
new Vector3d(
obj2.getTransform().getPositionX(),
obj2.getTransform().getPositionY(),
obj2.getTransform().getPositionZ());
return (float) v1.distance(v2);
}
