public void testOrtho1() {
AndroidRenderNode androidRenderNode = new AndroidRenderNode(1080, 1920);
Camera camera = androidRenderNode.findCamera();
TouchToRay touchToRay = new TouchToRay(1080, 1920);
Ray ray = touchToRay.getRay(camera, 540, 960);
ray.getOrigin(mOrigin);
ray.getDirection(mDirection);
assertEquals(2.9f, mOrigin.z, FloatUtil.EPS);
}
public void testOrtho2() {
AndroidRenderNode androidRenderNode = new AndroidRenderNode(1080, 1920);
Camera camera = androidRenderNode.findCamera();
TouchToRay touchToRay = new TouchToRay(1080, 1920);
Ray ray = touchToRay.getRay(camera, 0, 960);
float left = camera.getFrustrum().getLeft();
float near = camera.getFrustrum().getNear();
/** Touch at left/center. The ray should strike the left frustrum plane. */
Vec3 rayDirection = new Vec3();
Vec3.createVecFromPoints(new Vec3(0, 0, 0), new Vec3(left, 0, -near), rayDirection);
rayDirection.norm();
ray.getOrigin(mOrigin);
ray.getDirection(mDirection);
assertEquals(2.9f, mOrigin.z, FloatUtil.EPS);
assertTrue(mDirection.equals(rayDirection));
}
