How to compare SKSpriteNode textures

Question

I am making a game with Sprite Kit. When there is a collision I would like to retrieve the image of the SKSpriteNode that my projectile collided with to assign different po

Answer 1

Yes, there is a way to compare two images/textures using UIImage.

- (BOOL)image:(UIImage *)image1 isEqualTo:(UIImage *)image2
{
    NSData *data1 = UIImagePNGRepresentation(image1);
    NSData *data2 = UIImagePNGRepresentation(image2);

    return [data1 isEqual:data2];
}