// Calculate the transform's position relative to the camera.

var cam = Camera.main.transform;
var cameraRelative = cam.InverseTransformPoint(transform.position);
if (cameraRelative.z > 0)
print ("The object is in front of the camera");
else
print ("The object is behind the camera");

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
public Transform cam = Camera.main.transform;
public Vector3 cameraRelative = cam.InverseTransformPoint(transform.position);
void Awake() {
if (cameraRelative.z > 0)
print("The object is in front of the camera");
else
print("The object is behind the camera");
}
}

import UnityEngine
import System.Collections

class example(MonoBehaviour):

public cam as Transform = Camera.main.transform

public cameraRelative as Vector3 = cam.InverseTransformPoint(transform.position)

def Awake():
if cameraRelative.z > 0:
print('The object is in front of the camera')
else:
print('The object is behind the camera')

// Calculate the world origin relative to this transform.

relativePoint = transform.InverseTransformPoint(0, 0, 0);
if (relativePoint.z > 0)
print ("The world origin is in front of this object");
else
print ("The world origin is behind of this object");

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
void Awake() {
relativePoint = transform.InverseTransformPoint(0, 0, 0);
if (relativePoint.z > 0)
print("The world origin is in front of this object");
else
print("The world origin is behind of this object");
}
}

import UnityEngine
import System.Collections

class example(MonoBehaviour):

def Awake():
relativePoint = transform.InverseTransformPoint(0, 0, 0)
if relativePoint.z > 0:
print('The world origin is in front of this object')
else:
print('The world origin is behind of this object')